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OrbiMed Capital GP VII LLC

Disclosed activity across 20 companies

Tapewire entity
35791
SEC CIK
0001760648

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Reported relationships

Latest disclosed role at each company.

CompanyLast reported asReport datePublished
ADARx Pharmaceuticals, Inc.ADRX · Entity 183937Director · 10% ownerSeptember 28, 2026October 01, 2026
Electra Therapeutics, Inc.ETRA · Entity 9265Director · 10% ownerSeptember 21, 2026September 23, 2026
Fusion Pharmaceuticals Inc.FUSN · Entity 11851DirectorJune 30, 2020July 02, 2020
Janux Therapeutics, Inc.JANX · Entity 4864DirectorDecember 16, 2021December 17, 2021
Keros Therapeutics, Inc.KROS · Entity 6242DirectorNovember 21, 2025December 18, 2025
Lomond Therapeutics Holdings, Inc.NONE · Entity 86303DirectorNovember 01, 2024November 05, 2024
MBX Biosciences, Inc.MBX · Entity 4247Director · 10% ownerFebruary 14, 2025February 19, 2025
Pandion Therapeutics, Inc.PAND · Entity 1178810% ownerJuly 16, 2020July 17, 2020
Q32 Bio Inc.QTTB · Entity 5594Director · 10% ownerMay 28, 2026June 02, 2026
Repare Therapeutics Inc.RPTX · Entity 68433DirectorSeptember 03, 2021September 08, 2021
Synthorx, Inc.THOR · Entity 15220210% ownerDecember 11, 2018December 13, 2018
Terns Pharmaceuticals, Inc.TERN · Entity 49595Director · 10% ownerJuly 15, 2024July 18, 2024
Third Harmonic Bio, Inc.THRD · Entity 76517Director · 10% ownerSeptember 19, 2022September 21, 2022

Disclosed balances

About these balances

Latest available filing per company, not a reconstructed current portfolio. Matching sequences show the last reported balance with all source rows expandable; grouping alone does not establish account ownership. Do not add unresolved positions together. Filings may omit unchanged positions, and amendments may correct only part of an older disclosure. Jointly reported shares are not necessarily this owner's personal holdings.

ADARx Pharmaceuticals, Inc.

Report date September 28, 2026 · Filed October 01, 2026

Jointly reported with ORBIMED ADVISORS LLC, OrbiMed Israel GP II, L.P., OrbiMed Advisors Israel II Ltd, OrbiMed Genesis GP LLC

Security / awardOwnership accountDisclosed shares / unitsDisclosure context
Common StockSEC Table I · non-derivativeIndirectSee footnotes10,690,530 Reported balance After 2026-09-28 transaction · row 1 Joint disclosure: continuity of the reported position is unresolved; see ownership footnotes.
1 source row

Row 1 · 2026-09-28 · Conversion · Acquired 10,690,530 · Balance 10,690,530

F1: Each share of Series A Preferred Stock, Series B Preferred Stock, Series B-1 Preferred Stock, and Series C Preferred Stock (collectively, the "Preferred Stock") automatically converted on a 1-for-1.1717 basis into shares of Common Stock upon the closing of the Issuer's initial public offering without payment of further consideration. Share numbers give effect to such conversion. The Preferred Stock has no expiration date.

F3: These securities are held directly by OrbiMed Private Investments VII, LP ("OPI VII"). OrbiMed Capital GP VII LLC ("GP VII") is the general partner of OPI VII. OrbiMed Advisors LLC ("OrbiMed Advisors") is the managing member of GP VII. By virtue of such relationships, GP VII and OrbiMed Advisors may be deemed to have voting power and investment power over the securities held by OPI VII and as a result, may be deemed to have beneficial ownership over such securities. OrbiMed Advisors exercises voting and investment power through a management committee comprised of Carl L. Gordon, W. Carter Neild, and Geoffrey C. Hsu, each of whom disclaims beneficial ownership of the shares held by OPI VII.

F6: This report on Form 4 is jointly filed by OrbiMed Advisors, GP VII, Israel GP, Advisors Israel, and Genesis GP. Each of the Reporting Persons disclaims beneficial ownership of the securities reported herein for purposes of Rule 16a-1(a) under the Securities Exchange Act of 1934, as amended (the "Exchange Act"), except to the extent of its pecuniary interest therein, if any. The Reporting Persons have designated Carl L. Gordon, a member of OrbiMed Advisors, and Erez Chimovits, an employee of OrbiMed Advisors, to serve on the Issuer's board of directors. This report shall not be deemed an admission that any of such entity or person is a beneficial owner of such securities for purposes of Section 16 of the Exchange Act, or for any other purpose.

Common StockSEC Table I · non-derivativeIndirectSee footnotes12,691,492 Reported balance After 2026-09-28 transaction · row 2 Joint disclosure: continuity of the reported position is unresolved; see ownership footnotes.
1 source row

Row 2 · 2026-09-28 · Conversion · Acquired 2,000,962 · Balance 12,691,492

F1: Each share of Series A Preferred Stock, Series B Preferred Stock, Series B-1 Preferred Stock, and Series C Preferred Stock (collectively, the "Preferred Stock") automatically converted on a 1-for-1.1717 basis into shares of Common Stock upon the closing of the Issuer's initial public offering without payment of further consideration. Share numbers give effect to such conversion. The Preferred Stock has no expiration date.

F3: These securities are held directly by OrbiMed Private Investments VII, LP ("OPI VII"). OrbiMed Capital GP VII LLC ("GP VII") is the general partner of OPI VII. OrbiMed Advisors LLC ("OrbiMed Advisors") is the managing member of GP VII. By virtue of such relationships, GP VII and OrbiMed Advisors may be deemed to have voting power and investment power over the securities held by OPI VII and as a result, may be deemed to have beneficial ownership over such securities. OrbiMed Advisors exercises voting and investment power through a management committee comprised of Carl L. Gordon, W. Carter Neild, and Geoffrey C. Hsu, each of whom disclaims beneficial ownership of the shares held by OPI VII.

F6: This report on Form 4 is jointly filed by OrbiMed Advisors, GP VII, Israel GP, Advisors Israel, and Genesis GP. Each of the Reporting Persons disclaims beneficial ownership of the securities reported herein for purposes of Rule 16a-1(a) under the Securities Exchange Act of 1934, as amended (the "Exchange Act"), except to the extent of its pecuniary interest therein, if any. The Reporting Persons have designated Carl L. Gordon, a member of OrbiMed Advisors, and Erez Chimovits, an employee of OrbiMed Advisors, to serve on the Issuer's board of directors. This report shall not be deemed an admission that any of such entity or person is a beneficial owner of such securities for purposes of Section 16 of the Exchange Act, or for any other purpose.

Common StockSEC Table I · non-derivativeIndirectSee footnotes13,461,093 Reported balance After 2026-09-28 transaction · row 3 Joint disclosure: continuity of the reported position is unresolved; see ownership footnotes.
1 source row

Row 3 · 2026-09-28 · Conversion · Acquired 769,601 · Balance 13,461,093

F1: Each share of Series A Preferred Stock, Series B Preferred Stock, Series B-1 Preferred Stock, and Series C Preferred Stock (collectively, the "Preferred Stock") automatically converted on a 1-for-1.1717 basis into shares of Common Stock upon the closing of the Issuer's initial public offering without payment of further consideration. Share numbers give effect to such conversion. The Preferred Stock has no expiration date.

F3: These securities are held directly by OrbiMed Private Investments VII, LP ("OPI VII"). OrbiMed Capital GP VII LLC ("GP VII") is the general partner of OPI VII. OrbiMed Advisors LLC ("OrbiMed Advisors") is the managing member of GP VII. By virtue of such relationships, GP VII and OrbiMed Advisors may be deemed to have voting power and investment power over the securities held by OPI VII and as a result, may be deemed to have beneficial ownership over such securities. OrbiMed Advisors exercises voting and investment power through a management committee comprised of Carl L. Gordon, W. Carter Neild, and Geoffrey C. Hsu, each of whom disclaims beneficial ownership of the shares held by OPI VII.

F6: This report on Form 4 is jointly filed by OrbiMed Advisors, GP VII, Israel GP, Advisors Israel, and Genesis GP. Each of the Reporting Persons disclaims beneficial ownership of the securities reported herein for purposes of Rule 16a-1(a) under the Securities Exchange Act of 1934, as amended (the "Exchange Act"), except to the extent of its pecuniary interest therein, if any. The Reporting Persons have designated Carl L. Gordon, a member of OrbiMed Advisors, and Erez Chimovits, an employee of OrbiMed Advisors, to serve on the Issuer's board of directors. This report shall not be deemed an admission that any of such entity or person is a beneficial owner of such securities for purposes of Section 16 of the Exchange Act, or for any other purpose.

Common StockSEC Table I · non-derivativeIndirectSee footnotes14,025,280 Reported balance After 2026-09-28 transaction · row 4 Joint disclosure: continuity of the reported position is unresolved; see ownership footnotes.
1 source row

Row 4 · 2026-09-28 · Conversion · Acquired 564,187 · Balance 14,025,280

F1: Each share of Series A Preferred Stock, Series B Preferred Stock, Series B-1 Preferred Stock, and Series C Preferred Stock (collectively, the "Preferred Stock") automatically converted on a 1-for-1.1717 basis into shares of Common Stock upon the closing of the Issuer's initial public offering without payment of further consideration. Share numbers give effect to such conversion. The Preferred Stock has no expiration date.

F3: These securities are held directly by OrbiMed Private Investments VII, LP ("OPI VII"). OrbiMed Capital GP VII LLC ("GP VII") is the general partner of OPI VII. OrbiMed Advisors LLC ("OrbiMed Advisors") is the managing member of GP VII. By virtue of such relationships, GP VII and OrbiMed Advisors may be deemed to have voting power and investment power over the securities held by OPI VII and as a result, may be deemed to have beneficial ownership over such securities. OrbiMed Advisors exercises voting and investment power through a management committee comprised of Carl L. Gordon, W. Carter Neild, and Geoffrey C. Hsu, each of whom disclaims beneficial ownership of the shares held by OPI VII.

F6: This report on Form 4 is jointly filed by OrbiMed Advisors, GP VII, Israel GP, Advisors Israel, and Genesis GP. Each of the Reporting Persons disclaims beneficial ownership of the securities reported herein for purposes of Rule 16a-1(a) under the Securities Exchange Act of 1934, as amended (the "Exchange Act"), except to the extent of its pecuniary interest therein, if any. The Reporting Persons have designated Carl L. Gordon, a member of OrbiMed Advisors, and Erez Chimovits, an employee of OrbiMed Advisors, to serve on the Issuer's board of directors. This report shall not be deemed an admission that any of such entity or person is a beneficial owner of such securities for purposes of Section 16 of the Exchange Act, or for any other purpose.

Common StockSEC Table I · non-derivativeIndirectSee footnotes14,325,529 Reported balance After 2026-09-28 transaction · row 5 Joint disclosure: continuity of the reported position is unresolved; see ownership footnotes.
1 source row

Row 5 · 2026-09-28 · Purchase · Acquired 300,249 · Balance 14,325,529

F2: Reflects shares of the Issuer's Common Stock purchased in the Issuer's initial public offering.

F3: These securities are held directly by OrbiMed Private Investments VII, LP ("OPI VII"). OrbiMed Capital GP VII LLC ("GP VII") is the general partner of OPI VII. OrbiMed Advisors LLC ("OrbiMed Advisors") is the managing member of GP VII. By virtue of such relationships, GP VII and OrbiMed Advisors may be deemed to have voting power and investment power over the securities held by OPI VII and as a result, may be deemed to have beneficial ownership over such securities. OrbiMed Advisors exercises voting and investment power through a management committee comprised of Carl L. Gordon, W. Carter Neild, and Geoffrey C. Hsu, each of whom disclaims beneficial ownership of the shares held by OPI VII.

F6: This report on Form 4 is jointly filed by OrbiMed Advisors, GP VII, Israel GP, Advisors Israel, and Genesis GP. Each of the Reporting Persons disclaims beneficial ownership of the securities reported herein for purposes of Rule 16a-1(a) under the Securities Exchange Act of 1934, as amended (the "Exchange Act"), except to the extent of its pecuniary interest therein, if any. The Reporting Persons have designated Carl L. Gordon, a member of OrbiMed Advisors, and Erez Chimovits, an employee of OrbiMed Advisors, to serve on the Issuer's board of directors. This report shall not be deemed an admission that any of such entity or person is a beneficial owner of such securities for purposes of Section 16 of the Exchange Act, or for any other purpose.

Common StockSEC Table I · non-derivativeIndirectSee footnotes7,127,019 Reported balance After 2026-09-28 transaction · row 6 Joint disclosure: continuity of the reported position is unresolved; see ownership footnotes.
1 source row

Row 6 · 2026-09-28 · Conversion · Acquired 7,127,019 · Balance 7,127,019

F1: Each share of Series A Preferred Stock, Series B Preferred Stock, Series B-1 Preferred Stock, and Series C Preferred Stock (collectively, the "Preferred Stock") automatically converted on a 1-for-1.1717 basis into shares of Common Stock upon the closing of the Issuer's initial public offering without payment of further consideration. Share numbers give effect to such conversion. The Preferred Stock has no expiration date.

F4: These securities are held directly by OrbiMed Israel Partners II, L.P. ("OIP II"). OrbiMed Israel GP II, L.P. ("Israel GP") is the general partner of OIP II. OrbiMed Advisors Israel II Limited ("Advisors Israel") is the general partner of Israel GP. By virtue of such relationships, Israel GP and Advisors Israel may be deemed to have voting power and investment power over the securities held by OIP II and as a result, may be deemed to have beneficial ownership over such securities. Advisors Israel exercises this investment and voting power through a management committee comprised of Carl L. Gordon, David P. Bonita, and Erez Chimovits, each of whom disclaims beneficial ownership of the shares held by OIP II.

F6: This report on Form 4 is jointly filed by OrbiMed Advisors, GP VII, Israel GP, Advisors Israel, and Genesis GP. Each of the Reporting Persons disclaims beneficial ownership of the securities reported herein for purposes of Rule 16a-1(a) under the Securities Exchange Act of 1934, as amended (the "Exchange Act"), except to the extent of its pecuniary interest therein, if any. The Reporting Persons have designated Carl L. Gordon, a member of OrbiMed Advisors, and Erez Chimovits, an employee of OrbiMed Advisors, to serve on the Issuer's board of directors. This report shall not be deemed an admission that any of such entity or person is a beneficial owner of such securities for purposes of Section 16 of the Exchange Act, or for any other purpose.

Common StockSEC Table I · non-derivativeIndirectSee footnotes8,460,994 Reported balance After 2026-09-28 transaction · row 7 Joint disclosure: continuity of the reported position is unresolved; see ownership footnotes.
1 source row

Row 7 · 2026-09-28 · Conversion · Acquired 1,333,975 · Balance 8,460,994

F1: Each share of Series A Preferred Stock, Series B Preferred Stock, Series B-1 Preferred Stock, and Series C Preferred Stock (collectively, the "Preferred Stock") automatically converted on a 1-for-1.1717 basis into shares of Common Stock upon the closing of the Issuer's initial public offering without payment of further consideration. Share numbers give effect to such conversion. The Preferred Stock has no expiration date.

F4: These securities are held directly by OrbiMed Israel Partners II, L.P. ("OIP II"). OrbiMed Israel GP II, L.P. ("Israel GP") is the general partner of OIP II. OrbiMed Advisors Israel II Limited ("Advisors Israel") is the general partner of Israel GP. By virtue of such relationships, Israel GP and Advisors Israel may be deemed to have voting power and investment power over the securities held by OIP II and as a result, may be deemed to have beneficial ownership over such securities. Advisors Israel exercises this investment and voting power through a management committee comprised of Carl L. Gordon, David P. Bonita, and Erez Chimovits, each of whom disclaims beneficial ownership of the shares held by OIP II.

F6: This report on Form 4 is jointly filed by OrbiMed Advisors, GP VII, Israel GP, Advisors Israel, and Genesis GP. Each of the Reporting Persons disclaims beneficial ownership of the securities reported herein for purposes of Rule 16a-1(a) under the Securities Exchange Act of 1934, as amended (the "Exchange Act"), except to the extent of its pecuniary interest therein, if any. The Reporting Persons have designated Carl L. Gordon, a member of OrbiMed Advisors, and Erez Chimovits, an employee of OrbiMed Advisors, to serve on the Issuer's board of directors. This report shall not be deemed an admission that any of such entity or person is a beneficial owner of such securities for purposes of Section 16 of the Exchange Act, or for any other purpose.

Common StockSEC Table I · non-derivativeIndirectSee footnotes8,974,061 Reported balance After 2026-09-28 transaction · row 8 Joint disclosure: continuity of the reported position is unresolved; see ownership footnotes.
1 source row

Row 8 · 2026-09-28 · Conversion · Acquired 513,067 · Balance 8,974,061

F1: Each share of Series A Preferred Stock, Series B Preferred Stock, Series B-1 Preferred Stock, and Series C Preferred Stock (collectively, the "Preferred Stock") automatically converted on a 1-for-1.1717 basis into shares of Common Stock upon the closing of the Issuer's initial public offering without payment of further consideration. Share numbers give effect to such conversion. The Preferred Stock has no expiration date.

F4: These securities are held directly by OrbiMed Israel Partners II, L.P. ("OIP II"). OrbiMed Israel GP II, L.P. ("Israel GP") is the general partner of OIP II. OrbiMed Advisors Israel II Limited ("Advisors Israel") is the general partner of Israel GP. By virtue of such relationships, Israel GP and Advisors Israel may be deemed to have voting power and investment power over the securities held by OIP II and as a result, may be deemed to have beneficial ownership over such securities. Advisors Israel exercises this investment and voting power through a management committee comprised of Carl L. Gordon, David P. Bonita, and Erez Chimovits, each of whom disclaims beneficial ownership of the shares held by OIP II.

F6: This report on Form 4 is jointly filed by OrbiMed Advisors, GP VII, Israel GP, Advisors Israel, and Genesis GP. Each of the Reporting Persons disclaims beneficial ownership of the securities reported herein for purposes of Rule 16a-1(a) under the Securities Exchange Act of 1934, as amended (the "Exchange Act"), except to the extent of its pecuniary interest therein, if any. The Reporting Persons have designated Carl L. Gordon, a member of OrbiMed Advisors, and Erez Chimovits, an employee of OrbiMed Advisors, to serve on the Issuer's board of directors. This report shall not be deemed an admission that any of such entity or person is a beneficial owner of such securities for purposes of Section 16 of the Exchange Act, or for any other purpose.

Common StockSEC Table I · non-derivativeIndirectSee footnotes9,230,509 Reported balance After 2026-09-28 transaction · row 9 Joint disclosure: continuity of the reported position is unresolved; see ownership footnotes.
1 source row

Row 9 · 2026-09-28 · Conversion · Acquired 256,448 · Balance 9,230,509

F1: Each share of Series A Preferred Stock, Series B Preferred Stock, Series B-1 Preferred Stock, and Series C Preferred Stock (collectively, the "Preferred Stock") automatically converted on a 1-for-1.1717 basis into shares of Common Stock upon the closing of the Issuer's initial public offering without payment of further consideration. Share numbers give effect to such conversion. The Preferred Stock has no expiration date.

F4: These securities are held directly by OrbiMed Israel Partners II, L.P. ("OIP II"). OrbiMed Israel GP II, L.P. ("Israel GP") is the general partner of OIP II. OrbiMed Advisors Israel II Limited ("Advisors Israel") is the general partner of Israel GP. By virtue of such relationships, Israel GP and Advisors Israel may be deemed to have voting power and investment power over the securities held by OIP II and as a result, may be deemed to have beneficial ownership over such securities. Advisors Israel exercises this investment and voting power through a management committee comprised of Carl L. Gordon, David P. Bonita, and Erez Chimovits, each of whom disclaims beneficial ownership of the shares held by OIP II.

F6: This report on Form 4 is jointly filed by OrbiMed Advisors, GP VII, Israel GP, Advisors Israel, and Genesis GP. Each of the Reporting Persons disclaims beneficial ownership of the securities reported herein for purposes of Rule 16a-1(a) under the Securities Exchange Act of 1934, as amended (the "Exchange Act"), except to the extent of its pecuniary interest therein, if any. The Reporting Persons have designated Carl L. Gordon, a member of OrbiMed Advisors, and Erez Chimovits, an employee of OrbiMed Advisors, to serve on the Issuer's board of directors. This report shall not be deemed an admission that any of such entity or person is a beneficial owner of such securities for purposes of Section 16 of the Exchange Act, or for any other purpose.

Common StockSEC Table I · non-derivativeIndirectSee footnotes9,292,025 Reported balance After 2026-09-28 transaction · row 10 Joint disclosure: continuity of the reported position is unresolved; see ownership footnotes.
1 source row

Row 10 · 2026-09-28 · Purchase · Acquired 61,516 · Balance 9,292,025

F2: Reflects shares of the Issuer's Common Stock purchased in the Issuer's initial public offering.

F4: These securities are held directly by OrbiMed Israel Partners II, L.P. ("OIP II"). OrbiMed Israel GP II, L.P. ("Israel GP") is the general partner of OIP II. OrbiMed Advisors Israel II Limited ("Advisors Israel") is the general partner of Israel GP. By virtue of such relationships, Israel GP and Advisors Israel may be deemed to have voting power and investment power over the securities held by OIP II and as a result, may be deemed to have beneficial ownership over such securities. Advisors Israel exercises this investment and voting power through a management committee comprised of Carl L. Gordon, David P. Bonita, and Erez Chimovits, each of whom disclaims beneficial ownership of the shares held by OIP II.

F6: This report on Form 4 is jointly filed by OrbiMed Advisors, GP VII, Israel GP, Advisors Israel, and Genesis GP. Each of the Reporting Persons disclaims beneficial ownership of the securities reported herein for purposes of Rule 16a-1(a) under the Securities Exchange Act of 1934, as amended (the "Exchange Act"), except to the extent of its pecuniary interest therein, if any. The Reporting Persons have designated Carl L. Gordon, a member of OrbiMed Advisors, and Erez Chimovits, an employee of OrbiMed Advisors, to serve on the Issuer's board of directors. This report shall not be deemed an admission that any of such entity or person is a beneficial owner of such securities for purposes of Section 16 of the Exchange Act, or for any other purpose.

Common StockSEC Table I · non-derivativeIndirectSee footnotes588,235 Reported balance After 2026-09-28 transaction · row 11 Joint disclosure: continuity of the reported position is unresolved; see ownership footnotes.
1 source row

Row 11 · 2026-09-28 · Purchase · Acquired 588,235 · Balance 588,235

F2: Reflects shares of the Issuer's Common Stock purchased in the Issuer's initial public offering.

F5: These securities are held directly by OrbiMed Genesis Master Fund, L.P. ("OrbiMed Genesis"). OrbiMed Genesis GP LLC ("Genesis GP") is the general partner of OrbiMed Genesis. OrbiMed Advisors is the managing member of Genesis GP. By virtue of such relationships, Genesis GP and OrbiMed Advisors may be deemed to have voting power and investment power over the securities held by OrbiMed Genesis and as a result, may be deemed to have beneficial ownership over such securities. OrbiMed Advisors exercises voting and investment power through a management committee comprised of Carl L. Gordon, W. Carter Neild, and Geoffrey C. Hsu, each of whom disclaims beneficial ownership of the shares held by OrbiMed Genesis.

F6: This report on Form 4 is jointly filed by OrbiMed Advisors, GP VII, Israel GP, Advisors Israel, and Genesis GP. Each of the Reporting Persons disclaims beneficial ownership of the securities reported herein for purposes of Rule 16a-1(a) under the Securities Exchange Act of 1934, as amended (the "Exchange Act"), except to the extent of its pecuniary interest therein, if any. The Reporting Persons have designated Carl L. Gordon, a member of OrbiMed Advisors, and Erez Chimovits, an employee of OrbiMed Advisors, to serve on the Issuer's board of directors. This report shall not be deemed an admission that any of such entity or person is a beneficial owner of such securities for purposes of Section 16 of the Exchange Act, or for any other purpose.

Series A Preferred StockSEC Table II · derivative / convertible securityIndirectSee footnotes0 Reported balance After 2026-09-28 transaction · row 12 Instrument identity requires review; Table II rows are not merged.
1 source row

Row 12 · 2026-09-28 · Conversion · Disposed 10,690,530 · Balance 0

F1: Each share of Series A Preferred Stock, Series B Preferred Stock, Series B-1 Preferred Stock, and Series C Preferred Stock (collectively, the "Preferred Stock") automatically converted on a 1-for-1.1717 basis into shares of Common Stock upon the closing of the Issuer's initial public offering without payment of further consideration. Share numbers give effect to such conversion. The Preferred Stock has no expiration date.

F3: These securities are held directly by OrbiMed Private Investments VII, LP ("OPI VII"). OrbiMed Capital GP VII LLC ("GP VII") is the general partner of OPI VII. OrbiMed Advisors LLC ("OrbiMed Advisors") is the managing member of GP VII. By virtue of such relationships, GP VII and OrbiMed Advisors may be deemed to have voting power and investment power over the securities held by OPI VII and as a result, may be deemed to have beneficial ownership over such securities. OrbiMed Advisors exercises voting and investment power through a management committee comprised of Carl L. Gordon, W. Carter Neild, and Geoffrey C. Hsu, each of whom disclaims beneficial ownership of the shares held by OPI VII.

F6: This report on Form 4 is jointly filed by OrbiMed Advisors, GP VII, Israel GP, Advisors Israel, and Genesis GP. Each of the Reporting Persons disclaims beneficial ownership of the securities reported herein for purposes of Rule 16a-1(a) under the Securities Exchange Act of 1934, as amended (the "Exchange Act"), except to the extent of its pecuniary interest therein, if any. The Reporting Persons have designated Carl L. Gordon, a member of OrbiMed Advisors, and Erez Chimovits, an employee of OrbiMed Advisors, to serve on the Issuer's board of directors. This report shall not be deemed an admission that any of such entity or person is a beneficial owner of such securities for purposes of Section 16 of the Exchange Act, or for any other purpose.

Series A Preferred StockSEC Table II · derivative / convertible securityIndirectSee footnotes0 Reported balance After 2026-09-28 transaction · row 16 Instrument identity requires review; Table II rows are not merged.
1 source row

Row 16 · 2026-09-28 · Conversion · Disposed 7,127,019 · Balance 0

F1: Each share of Series A Preferred Stock, Series B Preferred Stock, Series B-1 Preferred Stock, and Series C Preferred Stock (collectively, the "Preferred Stock") automatically converted on a 1-for-1.1717 basis into shares of Common Stock upon the closing of the Issuer's initial public offering without payment of further consideration. Share numbers give effect to such conversion. The Preferred Stock has no expiration date.

F4: These securities are held directly by OrbiMed Israel Partners II, L.P. ("OIP II"). OrbiMed Israel GP II, L.P. ("Israel GP") is the general partner of OIP II. OrbiMed Advisors Israel II Limited ("Advisors Israel") is the general partner of Israel GP. By virtue of such relationships, Israel GP and Advisors Israel may be deemed to have voting power and investment power over the securities held by OIP II and as a result, may be deemed to have beneficial ownership over such securities. Advisors Israel exercises this investment and voting power through a management committee comprised of Carl L. Gordon, David P. Bonita, and Erez Chimovits, each of whom disclaims beneficial ownership of the shares held by OIP II.

F6: This report on Form 4 is jointly filed by OrbiMed Advisors, GP VII, Israel GP, Advisors Israel, and Genesis GP. Each of the Reporting Persons disclaims beneficial ownership of the securities reported herein for purposes of Rule 16a-1(a) under the Securities Exchange Act of 1934, as amended (the "Exchange Act"), except to the extent of its pecuniary interest therein, if any. The Reporting Persons have designated Carl L. Gordon, a member of OrbiMed Advisors, and Erez Chimovits, an employee of OrbiMed Advisors, to serve on the Issuer's board of directors. This report shall not be deemed an admission that any of such entity or person is a beneficial owner of such securities for purposes of Section 16 of the Exchange Act, or for any other purpose.

Series B Preferred StockSEC Table II · derivative / convertible securityIndirectSee footnotes0 Reported balance After 2026-09-28 transaction · row 13 Instrument identity requires review; Table II rows are not merged.
1 source row

Row 13 · 2026-09-28 · Conversion · Disposed 2,000,962 · Balance 0

F1: Each share of Series A Preferred Stock, Series B Preferred Stock, Series B-1 Preferred Stock, and Series C Preferred Stock (collectively, the "Preferred Stock") automatically converted on a 1-for-1.1717 basis into shares of Common Stock upon the closing of the Issuer's initial public offering without payment of further consideration. Share numbers give effect to such conversion. The Preferred Stock has no expiration date.

F3: These securities are held directly by OrbiMed Private Investments VII, LP ("OPI VII"). OrbiMed Capital GP VII LLC ("GP VII") is the general partner of OPI VII. OrbiMed Advisors LLC ("OrbiMed Advisors") is the managing member of GP VII. By virtue of such relationships, GP VII and OrbiMed Advisors may be deemed to have voting power and investment power over the securities held by OPI VII and as a result, may be deemed to have beneficial ownership over such securities. OrbiMed Advisors exercises voting and investment power through a management committee comprised of Carl L. Gordon, W. Carter Neild, and Geoffrey C. Hsu, each of whom disclaims beneficial ownership of the shares held by OPI VII.

F6: This report on Form 4 is jointly filed by OrbiMed Advisors, GP VII, Israel GP, Advisors Israel, and Genesis GP. Each of the Reporting Persons disclaims beneficial ownership of the securities reported herein for purposes of Rule 16a-1(a) under the Securities Exchange Act of 1934, as amended (the "Exchange Act"), except to the extent of its pecuniary interest therein, if any. The Reporting Persons have designated Carl L. Gordon, a member of OrbiMed Advisors, and Erez Chimovits, an employee of OrbiMed Advisors, to serve on the Issuer's board of directors. This report shall not be deemed an admission that any of such entity or person is a beneficial owner of such securities for purposes of Section 16 of the Exchange Act, or for any other purpose.

Series B Preferred StockSEC Table II · derivative / convertible securityIndirectSee footnotes0 Reported balance After 2026-09-28 transaction · row 17 Instrument identity requires review; Table II rows are not merged.
1 source row

Row 17 · 2026-09-28 · Conversion · Disposed 1,333,975 · Balance 0

F1: Each share of Series A Preferred Stock, Series B Preferred Stock, Series B-1 Preferred Stock, and Series C Preferred Stock (collectively, the "Preferred Stock") automatically converted on a 1-for-1.1717 basis into shares of Common Stock upon the closing of the Issuer's initial public offering without payment of further consideration. Share numbers give effect to such conversion. The Preferred Stock has no expiration date.

F4: These securities are held directly by OrbiMed Israel Partners II, L.P. ("OIP II"). OrbiMed Israel GP II, L.P. ("Israel GP") is the general partner of OIP II. OrbiMed Advisors Israel II Limited ("Advisors Israel") is the general partner of Israel GP. By virtue of such relationships, Israel GP and Advisors Israel may be deemed to have voting power and investment power over the securities held by OIP II and as a result, may be deemed to have beneficial ownership over such securities. Advisors Israel exercises this investment and voting power through a management committee comprised of Carl L. Gordon, David P. Bonita, and Erez Chimovits, each of whom disclaims beneficial ownership of the shares held by OIP II.

F6: This report on Form 4 is jointly filed by OrbiMed Advisors, GP VII, Israel GP, Advisors Israel, and Genesis GP. Each of the Reporting Persons disclaims beneficial ownership of the securities reported herein for purposes of Rule 16a-1(a) under the Securities Exchange Act of 1934, as amended (the "Exchange Act"), except to the extent of its pecuniary interest therein, if any. The Reporting Persons have designated Carl L. Gordon, a member of OrbiMed Advisors, and Erez Chimovits, an employee of OrbiMed Advisors, to serve on the Issuer's board of directors. This report shall not be deemed an admission that any of such entity or person is a beneficial owner of such securities for purposes of Section 16 of the Exchange Act, or for any other purpose.

Series B-1 Preferred StockSEC Table II · derivative / convertible securityIndirectSee footnotes0 Reported balance After 2026-09-28 transaction · row 14 Instrument identity requires review; Table II rows are not merged.
1 source row

Row 14 · 2026-09-28 · Conversion · Disposed 769,601 · Balance 0

F1: Each share of Series A Preferred Stock, Series B Preferred Stock, Series B-1 Preferred Stock, and Series C Preferred Stock (collectively, the "Preferred Stock") automatically converted on a 1-for-1.1717 basis into shares of Common Stock upon the closing of the Issuer's initial public offering without payment of further consideration. Share numbers give effect to such conversion. The Preferred Stock has no expiration date.

F3: These securities are held directly by OrbiMed Private Investments VII, LP ("OPI VII"). OrbiMed Capital GP VII LLC ("GP VII") is the general partner of OPI VII. OrbiMed Advisors LLC ("OrbiMed Advisors") is the managing member of GP VII. By virtue of such relationships, GP VII and OrbiMed Advisors may be deemed to have voting power and investment power over the securities held by OPI VII and as a result, may be deemed to have beneficial ownership over such securities. OrbiMed Advisors exercises voting and investment power through a management committee comprised of Carl L. Gordon, W. Carter Neild, and Geoffrey C. Hsu, each of whom disclaims beneficial ownership of the shares held by OPI VII.

F6: This report on Form 4 is jointly filed by OrbiMed Advisors, GP VII, Israel GP, Advisors Israel, and Genesis GP. Each of the Reporting Persons disclaims beneficial ownership of the securities reported herein for purposes of Rule 16a-1(a) under the Securities Exchange Act of 1934, as amended (the "Exchange Act"), except to the extent of its pecuniary interest therein, if any. The Reporting Persons have designated Carl L. Gordon, a member of OrbiMed Advisors, and Erez Chimovits, an employee of OrbiMed Advisors, to serve on the Issuer's board of directors. This report shall not be deemed an admission that any of such entity or person is a beneficial owner of such securities for purposes of Section 16 of the Exchange Act, or for any other purpose.

Series B-1 Preferred StockSEC Table II · derivative / convertible securityIndirectSee footnotes0 Reported balance After 2026-09-28 transaction · row 18 Instrument identity requires review; Table II rows are not merged.
1 source row

Row 18 · 2026-09-28 · Conversion · Disposed 513,067 · Balance 0

F1: Each share of Series A Preferred Stock, Series B Preferred Stock, Series B-1 Preferred Stock, and Series C Preferred Stock (collectively, the "Preferred Stock") automatically converted on a 1-for-1.1717 basis into shares of Common Stock upon the closing of the Issuer's initial public offering without payment of further consideration. Share numbers give effect to such conversion. The Preferred Stock has no expiration date.

F4: These securities are held directly by OrbiMed Israel Partners II, L.P. ("OIP II"). OrbiMed Israel GP II, L.P. ("Israel GP") is the general partner of OIP II. OrbiMed Advisors Israel II Limited ("Advisors Israel") is the general partner of Israel GP. By virtue of such relationships, Israel GP and Advisors Israel may be deemed to have voting power and investment power over the securities held by OIP II and as a result, may be deemed to have beneficial ownership over such securities. Advisors Israel exercises this investment and voting power through a management committee comprised of Carl L. Gordon, David P. Bonita, and Erez Chimovits, each of whom disclaims beneficial ownership of the shares held by OIP II.

F6: This report on Form 4 is jointly filed by OrbiMed Advisors, GP VII, Israel GP, Advisors Israel, and Genesis GP. Each of the Reporting Persons disclaims beneficial ownership of the securities reported herein for purposes of Rule 16a-1(a) under the Securities Exchange Act of 1934, as amended (the "Exchange Act"), except to the extent of its pecuniary interest therein, if any. The Reporting Persons have designated Carl L. Gordon, a member of OrbiMed Advisors, and Erez Chimovits, an employee of OrbiMed Advisors, to serve on the Issuer's board of directors. This report shall not be deemed an admission that any of such entity or person is a beneficial owner of such securities for purposes of Section 16 of the Exchange Act, or for any other purpose.

Series C Preferred StockSEC Table II · derivative / convertible securityIndirectSee footnotes0 Reported balance After 2026-09-28 transaction · row 15 Instrument identity requires review; Table II rows are not merged.
1 source row

Row 15 · 2026-09-28 · Conversion · Disposed 564,187 · Balance 0

F1: Each share of Series A Preferred Stock, Series B Preferred Stock, Series B-1 Preferred Stock, and Series C Preferred Stock (collectively, the "Preferred Stock") automatically converted on a 1-for-1.1717 basis into shares of Common Stock upon the closing of the Issuer's initial public offering without payment of further consideration. Share numbers give effect to such conversion. The Preferred Stock has no expiration date.

F3: These securities are held directly by OrbiMed Private Investments VII, LP ("OPI VII"). OrbiMed Capital GP VII LLC ("GP VII") is the general partner of OPI VII. OrbiMed Advisors LLC ("OrbiMed Advisors") is the managing member of GP VII. By virtue of such relationships, GP VII and OrbiMed Advisors may be deemed to have voting power and investment power over the securities held by OPI VII and as a result, may be deemed to have beneficial ownership over such securities. OrbiMed Advisors exercises voting and investment power through a management committee comprised of Carl L. Gordon, W. Carter Neild, and Geoffrey C. Hsu, each of whom disclaims beneficial ownership of the shares held by OPI VII.

F6: This report on Form 4 is jointly filed by OrbiMed Advisors, GP VII, Israel GP, Advisors Israel, and Genesis GP. Each of the Reporting Persons disclaims beneficial ownership of the securities reported herein for purposes of Rule 16a-1(a) under the Securities Exchange Act of 1934, as amended (the "Exchange Act"), except to the extent of its pecuniary interest therein, if any. The Reporting Persons have designated Carl L. Gordon, a member of OrbiMed Advisors, and Erez Chimovits, an employee of OrbiMed Advisors, to serve on the Issuer's board of directors. This report shall not be deemed an admission that any of such entity or person is a beneficial owner of such securities for purposes of Section 16 of the Exchange Act, or for any other purpose.

Series C Preferred StockSEC Table II · derivative / convertible securityIndirectSee footnotes0 Reported balance After 2026-09-28 transaction · row 19 Instrument identity requires review; Table II rows are not merged.
1 source row

Row 19 · 2026-09-28 · Conversion · Disposed 256,448 · Balance 0

F1: Each share of Series A Preferred Stock, Series B Preferred Stock, Series B-1 Preferred Stock, and Series C Preferred Stock (collectively, the "Preferred Stock") automatically converted on a 1-for-1.1717 basis into shares of Common Stock upon the closing of the Issuer's initial public offering without payment of further consideration. Share numbers give effect to such conversion. The Preferred Stock has no expiration date.

F4: These securities are held directly by OrbiMed Israel Partners II, L.P. ("OIP II"). OrbiMed Israel GP II, L.P. ("Israel GP") is the general partner of OIP II. OrbiMed Advisors Israel II Limited ("Advisors Israel") is the general partner of Israel GP. By virtue of such relationships, Israel GP and Advisors Israel may be deemed to have voting power and investment power over the securities held by OIP II and as a result, may be deemed to have beneficial ownership over such securities. Advisors Israel exercises this investment and voting power through a management committee comprised of Carl L. Gordon, David P. Bonita, and Erez Chimovits, each of whom disclaims beneficial ownership of the shares held by OIP II.

F6: This report on Form 4 is jointly filed by OrbiMed Advisors, GP VII, Israel GP, Advisors Israel, and Genesis GP. Each of the Reporting Persons disclaims beneficial ownership of the securities reported herein for purposes of Rule 16a-1(a) under the Securities Exchange Act of 1934, as amended (the "Exchange Act"), except to the extent of its pecuniary interest therein, if any. The Reporting Persons have designated Carl L. Gordon, a member of OrbiMed Advisors, and Erez Chimovits, an employee of OrbiMed Advisors, to serve on the Issuer's board of directors. This report shall not be deemed an admission that any of such entity or person is a beneficial owner of such securities for purposes of Section 16 of the Exchange Act, or for any other purpose.

Filing footnotes · ownership attribution and instrument terms

F1: Each share of Series A Preferred Stock, Series B Preferred Stock, Series B-1 Preferred Stock, and Series C Preferred Stock (collectively, the "Preferred Stock") automatically converted on a 1-for-1.1717 basis into shares of Common Stock upon the closing of the Issuer's initial public offering without payment of further consideration. Share numbers give effect to such conversion. The Preferred Stock has no expiration date.

F2: Reflects shares of the Issuer's Common Stock purchased in the Issuer's initial public offering.

F3: These securities are held directly by OrbiMed Private Investments VII, LP ("OPI VII"). OrbiMed Capital GP VII LLC ("GP VII") is the general partner of OPI VII. OrbiMed Advisors LLC ("OrbiMed Advisors") is the managing member of GP VII. By virtue of such relationships, GP VII and OrbiMed Advisors may be deemed to have voting power and investment power over the securities held by OPI VII and as a result, may be deemed to have beneficial ownership over such securities. OrbiMed Advisors exercises voting and investment power through a management committee comprised of Carl L. Gordon, W. Carter Neild, and Geoffrey C. Hsu, each of whom disclaims beneficial ownership of the shares held by OPI VII.

F4: These securities are held directly by OrbiMed Israel Partners II, L.P. ("OIP II"). OrbiMed Israel GP II, L.P. ("Israel GP") is the general partner of OIP II. OrbiMed Advisors Israel II Limited ("Advisors Israel") is the general partner of Israel GP. By virtue of such relationships, Israel GP and Advisors Israel may be deemed to have voting power and investment power over the securities held by OIP II and as a result, may be deemed to have beneficial ownership over such securities. Advisors Israel exercises this investment and voting power through a management committee comprised of Carl L. Gordon, David P. Bonita, and Erez Chimovits, each of whom disclaims beneficial ownership of the shares held by OIP II.

F5: These securities are held directly by OrbiMed Genesis Master Fund, L.P. ("OrbiMed Genesis"). OrbiMed Genesis GP LLC ("Genesis GP") is the general partner of OrbiMed Genesis. OrbiMed Advisors is the managing member of Genesis GP. By virtue of such relationships, Genesis GP and OrbiMed Advisors may be deemed to have voting power and investment power over the securities held by OrbiMed Genesis and as a result, may be deemed to have beneficial ownership over such securities. OrbiMed Advisors exercises voting and investment power through a management committee comprised of Carl L. Gordon, W. Carter Neild, and Geoffrey C. Hsu, each of whom disclaims beneficial ownership of the shares held by OrbiMed Genesis.

F6: This report on Form 4 is jointly filed by OrbiMed Advisors, GP VII, Israel GP, Advisors Israel, and Genesis GP. Each of the Reporting Persons disclaims beneficial ownership of the securities reported herein for purposes of Rule 16a-1(a) under the Securities Exchange Act of 1934, as amended (the "Exchange Act"), except to the extent of its pecuniary interest therein, if any. The Reporting Persons have designated Carl L. Gordon, a member of OrbiMed Advisors, and Erez Chimovits, an employee of OrbiMed Advisors, to serve on the Issuer's board of directors. This report shall not be deemed an admission that any of such entity or person is a beneficial owner of such securities for purposes of Section 16 of the Exchange Act, or for any other purpose.

Electra Therapeutics, Inc.

Report date September 21, 2026 · Filed September 23, 2026

Jointly reported with ORBIMED ADVISORS LLC, OrbiMed Genesis GP LLC

Security / awardOwnership accountDisclosed shares / unitsDisclosure context
Common StockSEC Table I · non-derivativeIndirectSee footnotes2,002,310 Reported balance After 2026-09-21 transaction · row 1 Joint disclosure: continuity of the reported position is unresolved; see ownership footnotes.
1 source row

Row 1 · 2026-09-21 · Conversion · Acquired 2,002,310 · Balance 2,002,310

F1: Each share of Series A Convertible Preferred Stock, Series B Convertible Preferred Stock and Series C Convertible Preferred Stock (collectively, the "Preferred Stock") automatically converted into 1 share of Common Stock upon the closing of the Issuer's initial public offering on September 21, 2026 without payment of further consideration. The Preferred Stock has no expiration date.

F3: These securities are held directly by OrbiMed Private Investments VII, LP ("OPI VII"). OrbiMed Capital GP VII LLC ("GP VII") is the general partner of OPI VII. OrbiMed Advisors LLC ("OrbiMed Advisors") is the managing member of GP VII. By virtue of such relationships, GP VII and OrbiMed Advisors may be deemed to have voting power and investment power over the securities held by OPI VII and as a result, may be deemed to have beneficial ownership over such securities. OrbiMed Advisors exercises voting and investment power through a management committee comprised of Carl L. Gordon, W. Carter Neild, and Geoffrey C. Hsu, each of whom disclaims beneficial ownership of the shares held by OPI VII.

F5: This report on Form 4 is jointly filed by OrbiMed Advisors, GP VII and Genesis GP. Each of the Reporting Persons disclaims beneficial ownership of the securities reported herein for purposes of Rule 16a-1(a) under the Securities Exchange Act of 1934, as amended (the "Exchange Act"), except to the extent of its pecuniary interest therein, if any. The Reporting Persons have designated Carl L. Gordon, a member of OrbiMed Advisors, to serve on the Issuer's board of directors. This report shall not be deemed an admission that any of such entity or person is a beneficial owner of such securities for purposes of Section 16 of the Exchange Act, or for any other purpose.

Common StockSEC Table I · non-derivativeIndirectSee footnotes3,090,244 Reported balance After 2026-09-21 transaction · row 2 Joint disclosure: continuity of the reported position is unresolved; see ownership footnotes.
1 source row

Row 2 · 2026-09-21 · Conversion · Acquired 1,087,934 · Balance 3,090,244

F1: Each share of Series A Convertible Preferred Stock, Series B Convertible Preferred Stock and Series C Convertible Preferred Stock (collectively, the "Preferred Stock") automatically converted into 1 share of Common Stock upon the closing of the Issuer's initial public offering on September 21, 2026 without payment of further consideration. The Preferred Stock has no expiration date.

F3: These securities are held directly by OrbiMed Private Investments VII, LP ("OPI VII"). OrbiMed Capital GP VII LLC ("GP VII") is the general partner of OPI VII. OrbiMed Advisors LLC ("OrbiMed Advisors") is the managing member of GP VII. By virtue of such relationships, GP VII and OrbiMed Advisors may be deemed to have voting power and investment power over the securities held by OPI VII and as a result, may be deemed to have beneficial ownership over such securities. OrbiMed Advisors exercises voting and investment power through a management committee comprised of Carl L. Gordon, W. Carter Neild, and Geoffrey C. Hsu, each of whom disclaims beneficial ownership of the shares held by OPI VII.

F5: This report on Form 4 is jointly filed by OrbiMed Advisors, GP VII and Genesis GP. Each of the Reporting Persons disclaims beneficial ownership of the securities reported herein for purposes of Rule 16a-1(a) under the Securities Exchange Act of 1934, as amended (the "Exchange Act"), except to the extent of its pecuniary interest therein, if any. The Reporting Persons have designated Carl L. Gordon, a member of OrbiMed Advisors, to serve on the Issuer's board of directors. This report shall not be deemed an admission that any of such entity or person is a beneficial owner of such securities for purposes of Section 16 of the Exchange Act, or for any other purpose.

Common StockSEC Table I · non-derivativeIndirectSee footnotes4,793,558 Reported balance After 2026-09-21 transaction · row 3 Joint disclosure: continuity of the reported position is unresolved; see ownership footnotes.
1 source row

Row 3 · 2026-09-21 · Conversion · Acquired 1,703,314 · Balance 4,793,558

F1: Each share of Series A Convertible Preferred Stock, Series B Convertible Preferred Stock and Series C Convertible Preferred Stock (collectively, the "Preferred Stock") automatically converted into 1 share of Common Stock upon the closing of the Issuer's initial public offering on September 21, 2026 without payment of further consideration. The Preferred Stock has no expiration date.

F3: These securities are held directly by OrbiMed Private Investments VII, LP ("OPI VII"). OrbiMed Capital GP VII LLC ("GP VII") is the general partner of OPI VII. OrbiMed Advisors LLC ("OrbiMed Advisors") is the managing member of GP VII. By virtue of such relationships, GP VII and OrbiMed Advisors may be deemed to have voting power and investment power over the securities held by OPI VII and as a result, may be deemed to have beneficial ownership over such securities. OrbiMed Advisors exercises voting and investment power through a management committee comprised of Carl L. Gordon, W. Carter Neild, and Geoffrey C. Hsu, each of whom disclaims beneficial ownership of the shares held by OPI VII.

F5: This report on Form 4 is jointly filed by OrbiMed Advisors, GP VII and Genesis GP. Each of the Reporting Persons disclaims beneficial ownership of the securities reported herein for purposes of Rule 16a-1(a) under the Securities Exchange Act of 1934, as amended (the "Exchange Act"), except to the extent of its pecuniary interest therein, if any. The Reporting Persons have designated Carl L. Gordon, a member of OrbiMed Advisors, to serve on the Issuer's board of directors. This report shall not be deemed an admission that any of such entity or person is a beneficial owner of such securities for purposes of Section 16 of the Exchange Act, or for any other purpose.

Common StockSEC Table I · non-derivativeIndirectSee footnotes5,126,891 Reported balance After 2026-09-21 transaction · row 4 Joint disclosure: continuity of the reported position is unresolved; see ownership footnotes.
1 source row

Row 4 · 2026-09-21 · Purchase · Acquired 333,333 · Balance 5,126,891

F2: Reflects shares of the Issuer's Common Stock purchased in the Issuer's initial public offering.

F3: These securities are held directly by OrbiMed Private Investments VII, LP ("OPI VII"). OrbiMed Capital GP VII LLC ("GP VII") is the general partner of OPI VII. OrbiMed Advisors LLC ("OrbiMed Advisors") is the managing member of GP VII. By virtue of such relationships, GP VII and OrbiMed Advisors may be deemed to have voting power and investment power over the securities held by OPI VII and as a result, may be deemed to have beneficial ownership over such securities. OrbiMed Advisors exercises voting and investment power through a management committee comprised of Carl L. Gordon, W. Carter Neild, and Geoffrey C. Hsu, each of whom disclaims beneficial ownership of the shares held by OPI VII.

F5: This report on Form 4 is jointly filed by OrbiMed Advisors, GP VII and Genesis GP. Each of the Reporting Persons disclaims beneficial ownership of the securities reported herein for purposes of Rule 16a-1(a) under the Securities Exchange Act of 1934, as amended (the "Exchange Act"), except to the extent of its pecuniary interest therein, if any. The Reporting Persons have designated Carl L. Gordon, a member of OrbiMed Advisors, to serve on the Issuer's board of directors. This report shall not be deemed an admission that any of such entity or person is a beneficial owner of such securities for purposes of Section 16 of the Exchange Act, or for any other purpose.

Common StockSEC Table I · non-derivativeIndirectSee footnotes758,279 Reported balance After 2026-09-21 transaction · row 5 Joint disclosure: continuity of the reported position is unresolved; see ownership footnotes.
1 source row

Row 5 · 2026-09-21 · Conversion · Acquired 758,279 · Balance 758,279

F1: Each share of Series A Convertible Preferred Stock, Series B Convertible Preferred Stock and Series C Convertible Preferred Stock (collectively, the "Preferred Stock") automatically converted into 1 share of Common Stock upon the closing of the Issuer's initial public offering on September 21, 2026 without payment of further consideration. The Preferred Stock has no expiration date.

F4: These securities are held directly by OrbiMed Genesis Master Fund, L.P. ("OrbiMed Genesis"). OrbiMed Genesis GP LLC ("Genesis GP") is the general partner of OrbiMed Genesis. OrbiMed Advisors is the managing member of Genesis GP. By virtue of such relationships, Genesis GP and OrbiMed Advisors may be deemed to have voting power and investment power over the securities held by OrbiMed Genesis and as a result, may be deemed to have beneficial ownership over such securities. OrbiMed Advisors exercises voting and investment power through a management committee comprised of Carl L. Gordon, W. Carter Neild, and Geoffrey C. Hsu, each of whom disclaims beneficial ownership of the shares held by OrbiMed Genesis.

F5: This report on Form 4 is jointly filed by OrbiMed Advisors, GP VII and Genesis GP. Each of the Reporting Persons disclaims beneficial ownership of the securities reported herein for purposes of Rule 16a-1(a) under the Securities Exchange Act of 1934, as amended (the "Exchange Act"), except to the extent of its pecuniary interest therein, if any. The Reporting Persons have designated Carl L. Gordon, a member of OrbiMed Advisors, to serve on the Issuer's board of directors. This report shall not be deemed an admission that any of such entity or person is a beneficial owner of such securities for purposes of Section 16 of the Exchange Act, or for any other purpose.

Common StockSEC Table I · non-derivativeIndirectSee footnotes1,758,279 Reported balance After 2026-09-21 transaction · row 6 Joint disclosure: continuity of the reported position is unresolved; see ownership footnotes.
1 source row

Row 6 · 2026-09-21 · Purchase · Acquired 1,000,000 · Balance 1,758,279

F2: Reflects shares of the Issuer's Common Stock purchased in the Issuer's initial public offering.

F4: These securities are held directly by OrbiMed Genesis Master Fund, L.P. ("OrbiMed Genesis"). OrbiMed Genesis GP LLC ("Genesis GP") is the general partner of OrbiMed Genesis. OrbiMed Advisors is the managing member of Genesis GP. By virtue of such relationships, Genesis GP and OrbiMed Advisors may be deemed to have voting power and investment power over the securities held by OrbiMed Genesis and as a result, may be deemed to have beneficial ownership over such securities. OrbiMed Advisors exercises voting and investment power through a management committee comprised of Carl L. Gordon, W. Carter Neild, and Geoffrey C. Hsu, each of whom disclaims beneficial ownership of the shares held by OrbiMed Genesis.

F5: This report on Form 4 is jointly filed by OrbiMed Advisors, GP VII and Genesis GP. Each of the Reporting Persons disclaims beneficial ownership of the securities reported herein for purposes of Rule 16a-1(a) under the Securities Exchange Act of 1934, as amended (the "Exchange Act"), except to the extent of its pecuniary interest therein, if any. The Reporting Persons have designated Carl L. Gordon, a member of OrbiMed Advisors, to serve on the Issuer's board of directors. This report shall not be deemed an admission that any of such entity or person is a beneficial owner of such securities for purposes of Section 16 of the Exchange Act, or for any other purpose.

Series A Convertible Preferred StockSEC Table II · derivative / convertible securityIndirectSee footnotes0 Reported balance After 2026-09-21 transaction · row 7 Instrument identity requires review; Table II rows are not merged.
1 source row

Row 7 · 2026-09-21 · Conversion · Disposed 2,002,310 · Balance 0

F1: Each share of Series A Convertible Preferred Stock, Series B Convertible Preferred Stock and Series C Convertible Preferred Stock (collectively, the "Preferred Stock") automatically converted into 1 share of Common Stock upon the closing of the Issuer's initial public offering on September 21, 2026 without payment of further consideration. The Preferred Stock has no expiration date.

F3: These securities are held directly by OrbiMed Private Investments VII, LP ("OPI VII"). OrbiMed Capital GP VII LLC ("GP VII") is the general partner of OPI VII. OrbiMed Advisors LLC ("OrbiMed Advisors") is the managing member of GP VII. By virtue of such relationships, GP VII and OrbiMed Advisors may be deemed to have voting power and investment power over the securities held by OPI VII and as a result, may be deemed to have beneficial ownership over such securities. OrbiMed Advisors exercises voting and investment power through a management committee comprised of Carl L. Gordon, W. Carter Neild, and Geoffrey C. Hsu, each of whom disclaims beneficial ownership of the shares held by OPI VII.

F5: This report on Form 4 is jointly filed by OrbiMed Advisors, GP VII and Genesis GP. Each of the Reporting Persons disclaims beneficial ownership of the securities reported herein for purposes of Rule 16a-1(a) under the Securities Exchange Act of 1934, as amended (the "Exchange Act"), except to the extent of its pecuniary interest therein, if any. The Reporting Persons have designated Carl L. Gordon, a member of OrbiMed Advisors, to serve on the Issuer's board of directors. This report shall not be deemed an admission that any of such entity or person is a beneficial owner of such securities for purposes of Section 16 of the Exchange Act, or for any other purpose.

Series B Convertible Preferred StockSEC Table II · derivative / convertible securityIndirectSee footnotes0 Reported balance After 2026-09-21 transaction · row 8 Instrument identity requires review; Table II rows are not merged.
1 source row

Row 8 · 2026-09-21 · Conversion · Disposed 1,087,934 · Balance 0

F1: Each share of Series A Convertible Preferred Stock, Series B Convertible Preferred Stock and Series C Convertible Preferred Stock (collectively, the "Preferred Stock") automatically converted into 1 share of Common Stock upon the closing of the Issuer's initial public offering on September 21, 2026 without payment of further consideration. The Preferred Stock has no expiration date.

F3: These securities are held directly by OrbiMed Private Investments VII, LP ("OPI VII"). OrbiMed Capital GP VII LLC ("GP VII") is the general partner of OPI VII. OrbiMed Advisors LLC ("OrbiMed Advisors") is the managing member of GP VII. By virtue of such relationships, GP VII and OrbiMed Advisors may be deemed to have voting power and investment power over the securities held by OPI VII and as a result, may be deemed to have beneficial ownership over such securities. OrbiMed Advisors exercises voting and investment power through a management committee comprised of Carl L. Gordon, W. Carter Neild, and Geoffrey C. Hsu, each of whom disclaims beneficial ownership of the shares held by OPI VII.

F5: This report on Form 4 is jointly filed by OrbiMed Advisors, GP VII and Genesis GP. Each of the Reporting Persons disclaims beneficial ownership of the securities reported herein for purposes of Rule 16a-1(a) under the Securities Exchange Act of 1934, as amended (the "Exchange Act"), except to the extent of its pecuniary interest therein, if any. The Reporting Persons have designated Carl L. Gordon, a member of OrbiMed Advisors, to serve on the Issuer's board of directors. This report shall not be deemed an admission that any of such entity or person is a beneficial owner of such securities for purposes of Section 16 of the Exchange Act, or for any other purpose.

Series C Convertible Preferred StockSEC Table II · derivative / convertible securityIndirectSee footnotes0 Reported balance After 2026-09-21 transaction · row 9 Instrument identity requires review; Table II rows are not merged.
1 source row

Row 9 · 2026-09-21 · Conversion · Disposed 1,703,314 · Balance 0

F1: Each share of Series A Convertible Preferred Stock, Series B Convertible Preferred Stock and Series C Convertible Preferred Stock (collectively, the "Preferred Stock") automatically converted into 1 share of Common Stock upon the closing of the Issuer's initial public offering on September 21, 2026 without payment of further consideration. The Preferred Stock has no expiration date.

F3: These securities are held directly by OrbiMed Private Investments VII, LP ("OPI VII"). OrbiMed Capital GP VII LLC ("GP VII") is the general partner of OPI VII. OrbiMed Advisors LLC ("OrbiMed Advisors") is the managing member of GP VII. By virtue of such relationships, GP VII and OrbiMed Advisors may be deemed to have voting power and investment power over the securities held by OPI VII and as a result, may be deemed to have beneficial ownership over such securities. OrbiMed Advisors exercises voting and investment power through a management committee comprised of Carl L. Gordon, W. Carter Neild, and Geoffrey C. Hsu, each of whom disclaims beneficial ownership of the shares held by OPI VII.

F5: This report on Form 4 is jointly filed by OrbiMed Advisors, GP VII and Genesis GP. Each of the Reporting Persons disclaims beneficial ownership of the securities reported herein for purposes of Rule 16a-1(a) under the Securities Exchange Act of 1934, as amended (the "Exchange Act"), except to the extent of its pecuniary interest therein, if any. The Reporting Persons have designated Carl L. Gordon, a member of OrbiMed Advisors, to serve on the Issuer's board of directors. This report shall not be deemed an admission that any of such entity or person is a beneficial owner of such securities for purposes of Section 16 of the Exchange Act, or for any other purpose.

Series C Convertible Preferred StockSEC Table II · derivative / convertible securityIndirectSee footnotes0 Reported balance After 2026-09-21 transaction · row 10 Instrument identity requires review; Table II rows are not merged.
1 source row

Row 10 · 2026-09-21 · Conversion · Disposed 758,279 · Balance 0

F1: Each share of Series A Convertible Preferred Stock, Series B Convertible Preferred Stock and Series C Convertible Preferred Stock (collectively, the "Preferred Stock") automatically converted into 1 share of Common Stock upon the closing of the Issuer's initial public offering on September 21, 2026 without payment of further consideration. The Preferred Stock has no expiration date.

F4: These securities are held directly by OrbiMed Genesis Master Fund, L.P. ("OrbiMed Genesis"). OrbiMed Genesis GP LLC ("Genesis GP") is the general partner of OrbiMed Genesis. OrbiMed Advisors is the managing member of Genesis GP. By virtue of such relationships, Genesis GP and OrbiMed Advisors may be deemed to have voting power and investment power over the securities held by OrbiMed Genesis and as a result, may be deemed to have beneficial ownership over such securities. OrbiMed Advisors exercises voting and investment power through a management committee comprised of Carl L. Gordon, W. Carter Neild, and Geoffrey C. Hsu, each of whom disclaims beneficial ownership of the shares held by OrbiMed Genesis.

F5: This report on Form 4 is jointly filed by OrbiMed Advisors, GP VII and Genesis GP. Each of the Reporting Persons disclaims beneficial ownership of the securities reported herein for purposes of Rule 16a-1(a) under the Securities Exchange Act of 1934, as amended (the "Exchange Act"), except to the extent of its pecuniary interest therein, if any. The Reporting Persons have designated Carl L. Gordon, a member of OrbiMed Advisors, to serve on the Issuer's board of directors. This report shall not be deemed an admission that any of such entity or person is a beneficial owner of such securities for purposes of Section 16 of the Exchange Act, or for any other purpose.

Filing footnotes · ownership attribution and instrument terms

F1: Each share of Series A Convertible Preferred Stock, Series B Convertible Preferred Stock and Series C Convertible Preferred Stock (collectively, the "Preferred Stock") automatically converted into 1 share of Common Stock upon the closing of the Issuer's initial public offering on September 21, 2026 without payment of further consideration. The Preferred Stock has no expiration date.

F2: Reflects shares of the Issuer's Common Stock purchased in the Issuer's initial public offering.

F3: These securities are held directly by OrbiMed Private Investments VII, LP ("OPI VII"). OrbiMed Capital GP VII LLC ("GP VII") is the general partner of OPI VII. OrbiMed Advisors LLC ("OrbiMed Advisors") is the managing member of GP VII. By virtue of such relationships, GP VII and OrbiMed Advisors may be deemed to have voting power and investment power over the securities held by OPI VII and as a result, may be deemed to have beneficial ownership over such securities. OrbiMed Advisors exercises voting and investment power through a management committee comprised of Carl L. Gordon, W. Carter Neild, and Geoffrey C. Hsu, each of whom disclaims beneficial ownership of the shares held by OPI VII.

F4: These securities are held directly by OrbiMed Genesis Master Fund, L.P. ("OrbiMed Genesis"). OrbiMed Genesis GP LLC ("Genesis GP") is the general partner of OrbiMed Genesis. OrbiMed Advisors is the managing member of Genesis GP. By virtue of such relationships, Genesis GP and OrbiMed Advisors may be deemed to have voting power and investment power over the securities held by OrbiMed Genesis and as a result, may be deemed to have beneficial ownership over such securities. OrbiMed Advisors exercises voting and investment power through a management committee comprised of Carl L. Gordon, W. Carter Neild, and Geoffrey C. Hsu, each of whom disclaims beneficial ownership of the shares held by OrbiMed Genesis.

F5: This report on Form 4 is jointly filed by OrbiMed Advisors, GP VII and Genesis GP. Each of the Reporting Persons disclaims beneficial ownership of the securities reported herein for purposes of Rule 16a-1(a) under the Securities Exchange Act of 1934, as amended (the "Exchange Act"), except to the extent of its pecuniary interest therein, if any. The Reporting Persons have designated Carl L. Gordon, a member of OrbiMed Advisors, to serve on the Issuer's board of directors. This report shall not be deemed an admission that any of such entity or person is a beneficial owner of such securities for purposes of Section 16 of the Exchange Act, or for any other purpose.

Fusion Pharmaceuticals Inc.

Report date June 30, 2020 · Filed July 02, 2020

Jointly reported with ORBIMED ADVISORS LLC, ORBIMED CAPITAL LLC

Security / awardOwnership accountDisclosed shares / unitsDisclosure context
Common SharesSEC Table I · non-derivativeIndirectBy OrbiMed Private Investments VII, L.P.2,930,670 Last balance in matching sequence After 2020-06-30 transaction · row 2 Source-order balances reconcile. Account continuity and personal attribution are not independently verified.
2 source rows

Row 1 · 2020-06-30 · Conversion · Acquired 2,224,770 · Balance 2,224,770

F1: The Class B Preferred Shares were convertible into Common Shares on a one-for-5.339 basis. Upon the closing of the Issuer's initial public offering, all Class B Preferred Shares converted into Common Shares.

F2: OrbiMed Capital GP VII LLC ("GP VII") is the general partner of OrbiMed Private Investments VII, LP ("OPI VII"). OrbiMed Advisors LLC ("OrbiMed Advisors") is the managing member of GP VII. By virtue of such relationships, GP VII and OrbiMed Advisors may be deemed to have voting and investment power with respect to the shares held by OPI VII and as a result may be deemed to have beneficial ownership of such shares. OrbiMed Capital LLC ("OrbiMed Capital") is a relying advisor of OrbiMed Advisors. OrbiMed Capital and OrbiMed Advisors exercise investment and voting power through a management committee comprised of Carl L. Gordon, Jonathan T. Silverstein, and Sven H. Borho, each of whom disclaims beneficial ownership of the shares of OPI VII.

F3: This report on Form 4 is jointly filed by GP VII, OrbiMed Capital, and OrbiMed Advisors. Each of the Reporting Persons disclaims beneficial ownership of the securities reported herein for purposes of Rule 16a-1(a) under the Securities Exchange Act of 1934, as amended (the "Exchange Act"), except to the extent of its pecuniary interest therein, if any. The Reporting Persons have designated a representative, Chau Khuong, an employee of OrbiMed Advisors, to serve on the Issuer's board of directors. This report shall not be deemed an admission that any such entity or person is a beneficial owner of such securities for purpose of Section 16 of the Exchange Act, or for any other purpose.

Row 2 · 2020-06-30 · Purchase · Acquired 705,900 · Balance 2,930,670

F2: OrbiMed Capital GP VII LLC ("GP VII") is the general partner of OrbiMed Private Investments VII, LP ("OPI VII"). OrbiMed Advisors LLC ("OrbiMed Advisors") is the managing member of GP VII. By virtue of such relationships, GP VII and OrbiMed Advisors may be deemed to have voting and investment power with respect to the shares held by OPI VII and as a result may be deemed to have beneficial ownership of such shares. OrbiMed Capital LLC ("OrbiMed Capital") is a relying advisor of OrbiMed Advisors. OrbiMed Capital and OrbiMed Advisors exercise investment and voting power through a management committee comprised of Carl L. Gordon, Jonathan T. Silverstein, and Sven H. Borho, each of whom disclaims beneficial ownership of the shares of OPI VII.

F3: This report on Form 4 is jointly filed by GP VII, OrbiMed Capital, and OrbiMed Advisors. Each of the Reporting Persons disclaims beneficial ownership of the securities reported herein for purposes of Rule 16a-1(a) under the Securities Exchange Act of 1934, as amended (the "Exchange Act"), except to the extent of its pecuniary interest therein, if any. The Reporting Persons have designated a representative, Chau Khuong, an employee of OrbiMed Advisors, to serve on the Issuer's board of directors. This report shall not be deemed an admission that any such entity or person is a beneficial owner of such securities for purpose of Section 16 of the Exchange Act, or for any other purpose.

Common SharesSEC Table I · non-derivativeIndirectBy OrbiMed Partners Master Fund Limited192,100 Reported balance After 2020-06-30 transaction · row 3 Joint disclosure: continuity of the reported position is unresolved; see ownership footnotes.
1 source row

Row 3 · 2020-06-30 · Purchase · Acquired 192,100 · Balance 192,100

F3: This report on Form 4 is jointly filed by GP VII, OrbiMed Capital, and OrbiMed Advisors. Each of the Reporting Persons disclaims beneficial ownership of the securities reported herein for purposes of Rule 16a-1(a) under the Securities Exchange Act of 1934, as amended (the "Exchange Act"), except to the extent of its pecuniary interest therein, if any. The Reporting Persons have designated a representative, Chau Khuong, an employee of OrbiMed Advisors, to serve on the Issuer's board of directors. This report shall not be deemed an admission that any such entity or person is a beneficial owner of such securities for purpose of Section 16 of the Exchange Act, or for any other purpose.

F4: OrbiMed Capital is the investment advisor to OrbiMed Partners Master Fund Limited ("OPM"). OrbiMed Capital is a relying advisor of OrbiMed Advisors. OrbiMed Advisors and OrbiMed Capital exercise investment and voting power through a management committee comprised of Carl L. Gordon, Jonathan T. Silverstein, and Sven H. Borho, each of whom disclaims beneficial ownership of the shares of OPM.

Class B Preferred SharesSEC Table II · derivative / convertible securityIndirectBy OrbiMed Private Investments VII, L.P.0 Reported balance After 2020-06-30 transaction · row 4 Instrument identity requires review; Table II rows are not merged.
1 source row

Row 4 · 2020-06-30 · Conversion · Disposed 11,878,051 · Balance 0

F1: The Class B Preferred Shares were convertible into Common Shares on a one-for-5.339 basis. Upon the closing of the Issuer's initial public offering, all Class B Preferred Shares converted into Common Shares.

F2: OrbiMed Capital GP VII LLC ("GP VII") is the general partner of OrbiMed Private Investments VII, LP ("OPI VII"). OrbiMed Advisors LLC ("OrbiMed Advisors") is the managing member of GP VII. By virtue of such relationships, GP VII and OrbiMed Advisors may be deemed to have voting and investment power with respect to the shares held by OPI VII and as a result may be deemed to have beneficial ownership of such shares. OrbiMed Capital LLC ("OrbiMed Capital") is a relying advisor of OrbiMed Advisors. OrbiMed Capital and OrbiMed Advisors exercise investment and voting power through a management committee comprised of Carl L. Gordon, Jonathan T. Silverstein, and Sven H. Borho, each of whom disclaims beneficial ownership of the shares of OPI VII.

F3: This report on Form 4 is jointly filed by GP VII, OrbiMed Capital, and OrbiMed Advisors. Each of the Reporting Persons disclaims beneficial ownership of the securities reported herein for purposes of Rule 16a-1(a) under the Securities Exchange Act of 1934, as amended (the "Exchange Act"), except to the extent of its pecuniary interest therein, if any. The Reporting Persons have designated a representative, Chau Khuong, an employee of OrbiMed Advisors, to serve on the Issuer's board of directors. This report shall not be deemed an admission that any such entity or person is a beneficial owner of such securities for purpose of Section 16 of the Exchange Act, or for any other purpose.

Filing footnotes · ownership attribution and instrument terms

F1: The Class B Preferred Shares were convertible into Common Shares on a one-for-5.339 basis. Upon the closing of the Issuer's initial public offering, all Class B Preferred Shares converted into Common Shares.

F2: OrbiMed Capital GP VII LLC ("GP VII") is the general partner of OrbiMed Private Investments VII, LP ("OPI VII"). OrbiMed Advisors LLC ("OrbiMed Advisors") is the managing member of GP VII. By virtue of such relationships, GP VII and OrbiMed Advisors may be deemed to have voting and investment power with respect to the shares held by OPI VII and as a result may be deemed to have beneficial ownership of such shares. OrbiMed Capital LLC ("OrbiMed Capital") is a relying advisor of OrbiMed Advisors. OrbiMed Capital and OrbiMed Advisors exercise investment and voting power through a management committee comprised of Carl L. Gordon, Jonathan T. Silverstein, and Sven H. Borho, each of whom disclaims beneficial ownership of the shares of OPI VII.

F3: This report on Form 4 is jointly filed by GP VII, OrbiMed Capital, and OrbiMed Advisors. Each of the Reporting Persons disclaims beneficial ownership of the securities reported herein for purposes of Rule 16a-1(a) under the Securities Exchange Act of 1934, as amended (the "Exchange Act"), except to the extent of its pecuniary interest therein, if any. The Reporting Persons have designated a representative, Chau Khuong, an employee of OrbiMed Advisors, to serve on the Issuer's board of directors. This report shall not be deemed an admission that any such entity or person is a beneficial owner of such securities for purpose of Section 16 of the Exchange Act, or for any other purpose.

F4: OrbiMed Capital is the investment advisor to OrbiMed Partners Master Fund Limited ("OPM"). OrbiMed Capital is a relying advisor of OrbiMed Advisors. OrbiMed Advisors and OrbiMed Capital exercise investment and voting power through a management committee comprised of Carl L. Gordon, Jonathan T. Silverstein, and Sven H. Borho, each of whom disclaims beneficial ownership of the shares of OPM.

Janux Therapeutics, Inc.

Report date December 16, 2021 · Filed December 17, 2021

Jointly reported with ORBIMED ADVISORS LLC, OrbiMed Genesis GP LLC

Security / awardOwnership accountDisclosed shares / unitsDisclosure context
Common StockSEC Table I · non-derivativeIndirectSee Footnotes2,403,566 Reported balance After 2021-12-16 transaction · row 1 Joint disclosure: continuity of the reported position is unresolved; see ownership footnotes.
1 source row

Row 1 · 2021-12-16 · Sale · Disposed 356,800 · Balance 2,403,566

F1: These shares of the Issuer's common stock were sold in a block order at a price of $19.07.

F2: These shares of the Issuer's common stock are held of record by OrbiMed Private Investments VIII, LP ("OPI VIII"). OrbiMed Capital GP VIII LLC ("GP VIII") is the general partner of OPI VIII, and OrbiMed Advisors LLC ("OrbiMed Advisors"), a registered investment adviser under the Investment Advisors Act of 1940, as amended, is the managing member of GP V. By virtue of such relationships, GP VIII and OrbiMed Advisors may be deemed to have voting and investment power with respect to the securities held by OPI VIII noted above and as a result may be deemed to beneficially own such securities for purposes of Rule 13d-3 under the Securities Exchange Act of 1934, as amended (the "Exchange Act"). OrbiMed Advisors exercises this investment and voting power through a management committee comprised of Carl L. Gordon, Sven H. Borho, and W. Carter Neild, each of whom disclaims beneficial ownership of the shares held by OPI VIII.

F4: This report is being jointly filed by OrbiMed Advisors, GP VIII, and Genesis GP. Each of the Reporting Persons disclaims beneficial ownership of the securities reported herein for purposes of Rule 16a-1(a) under the Exchange Act, except to the extent of its pecuniary interest therein, if any. OrbiMed Advisors and GP VIII have designated Peter Thompson ("Thompson"), an employee of OrbiMed Advisors, to serve on the Issuer's board of directors. This report shall not be deemed an admission that any of the Reporting Persons or Thompson is a beneficial owner of such securities for the purpose of Section 16 of the Exchange Act, or for any other purpose.

Common StockSEC Table I · non-derivativeIndirectSee Footnotes245,898 Reported balance After 2021-12-16 transaction · row 2 Joint disclosure: continuity of the reported position is unresolved; see ownership footnotes.
1 source row

Row 2 · 2021-12-16 · Sale · Disposed 36,500 · Balance 245,898

F1: These shares of the Issuer's common stock were sold in a block order at a price of $19.07.

F3: These shares of the Issuer's common stock are held of record by OrbiMed Genesis Master Fund, L.P. ("Genesis"). OrbiMed Genesis GP LLC ("Genesis GP") is the general partner of Genesis, and OrbiMed Advisors is the managing member of Genesis. By virtue of such relationships, Genesis GP and OrbiMed Advisors may be deemed to have voting and investment power with respect to the securities held by Genesis noted above and as a result may be deemed to beneficially own such securities for purposes of Rule 13d-3 under the Exchange Act. OrbiMed Advisors exercises this investment and voting power through a management committee comprised of Carl L. Gordon, Sven H. Borho, and W. Carter Neild, each of whom disclaims beneficial ownership of the Shares held by Genesis.

F4: This report is being jointly filed by OrbiMed Advisors, GP VIII, and Genesis GP. Each of the Reporting Persons disclaims beneficial ownership of the securities reported herein for purposes of Rule 16a-1(a) under the Exchange Act, except to the extent of its pecuniary interest therein, if any. OrbiMed Advisors and GP VIII have designated Peter Thompson ("Thompson"), an employee of OrbiMed Advisors, to serve on the Issuer's board of directors. This report shall not be deemed an admission that any of the Reporting Persons or Thompson is a beneficial owner of such securities for the purpose of Section 16 of the Exchange Act, or for any other purpose.

Filing footnotes · ownership attribution and instrument terms

F1: These shares of the Issuer's common stock were sold in a block order at a price of $19.07.

F2: These shares of the Issuer's common stock are held of record by OrbiMed Private Investments VIII, LP ("OPI VIII"). OrbiMed Capital GP VIII LLC ("GP VIII") is the general partner of OPI VIII, and OrbiMed Advisors LLC ("OrbiMed Advisors"), a registered investment adviser under the Investment Advisors Act of 1940, as amended, is the managing member of GP V. By virtue of such relationships, GP VIII and OrbiMed Advisors may be deemed to have voting and investment power with respect to the securities held by OPI VIII noted above and as a result may be deemed to beneficially own such securities for purposes of Rule 13d-3 under the Securities Exchange Act of 1934, as amended (the "Exchange Act"). OrbiMed Advisors exercises this investment and voting power through a management committee comprised of Carl L. Gordon, Sven H. Borho, and W. Carter Neild, each of whom disclaims beneficial ownership of the shares held by OPI VIII.

F3: These shares of the Issuer's common stock are held of record by OrbiMed Genesis Master Fund, L.P. ("Genesis"). OrbiMed Genesis GP LLC ("Genesis GP") is the general partner of Genesis, and OrbiMed Advisors is the managing member of Genesis. By virtue of such relationships, Genesis GP and OrbiMed Advisors may be deemed to have voting and investment power with respect to the securities held by Genesis noted above and as a result may be deemed to beneficially own such securities for purposes of Rule 13d-3 under the Exchange Act. OrbiMed Advisors exercises this investment and voting power through a management committee comprised of Carl L. Gordon, Sven H. Borho, and W. Carter Neild, each of whom disclaims beneficial ownership of the Shares held by Genesis.

F4: This report is being jointly filed by OrbiMed Advisors, GP VIII, and Genesis GP. Each of the Reporting Persons disclaims beneficial ownership of the securities reported herein for purposes of Rule 16a-1(a) under the Exchange Act, except to the extent of its pecuniary interest therein, if any. OrbiMed Advisors and GP VIII have designated Peter Thompson ("Thompson"), an employee of OrbiMed Advisors, to serve on the Issuer's board of directors. This report shall not be deemed an admission that any of the Reporting Persons or Thompson is a beneficial owner of such securities for the purpose of Section 16 of the Exchange Act, or for any other purpose.

Keros Therapeutics, Inc.

Report date November 21, 2025 · Filed December 18, 2025

Jointly reported with ORBIMED ADVISORS LLC, OrbiMed Genesis GP LLC

Security / awardOwnership accountDisclosed shares / unitsDisclosure context
Common StockSEC Table I · non-derivativeIndirectSee footnotes759,155 Reported balance After 2025-11-21 transaction · row 1 Joint disclosure: continuity of the reported position is unresolved; see ownership footnotes.
1 source row

Row 1 · 2025-11-21 · Disposition to issuer · Disposed 140,057 · Balance 759,155

F1: Disposed of in connection with the Issuer's completion of a cash tender offer.

F2: These securities are held of record by OrbiMed Private Investments VII, LP ("OPI VII"). OrbiMed Capital GP VII LLC ("OrbiMed GP") is the general partner of OPI VII and OrbiMed Advisors LLC ("OrbiMed Advisors") is the managing member of OrbiMed GP. By virtue of such relationships, OrbiMed GP and OrbiMed Advisors may be deemed to have voting power and investment power over the securities held by OPI VII and as a result, may be deemed to have beneficial ownership over such securities. OrbiMed Advisors exercises voting and investment power through a management committee comprised of Carl L. Gordon, Sven H. Borho, and W. Carter Neild, each of whom disclaims beneficial ownership of the shares held by OPI VII.

F4: This report on Form 4 is jointly filed by OrbiMed Advisors, OrbiMed GP, and Genesis GP. Each of the Reporting Persons disclaims beneficial ownership of the securities reported herein for purposes of Rule 16a-1(a) under the Securities Exchange Act of 1934, as amended (the "Exchange Act"), except to the extent of its pecuniary interest therein, if any. The Reporting Persons have designated a representative, Carl L. Gordon, a member of OrbiMed Advisors, to serve on the Issuer's board of directors. This report shall not be deemed an admission that any such entity or person is a beneficial owner of such securities for purposes of Section 16 of the Exchange Act, or for any other purpose.

Common StockSEC Table I · non-derivativeIndirectSee footnotes45,057 Reported balance After 2025-11-21 transaction · row 2 Joint disclosure: continuity of the reported position is unresolved; see ownership footnotes.
1 source row

Row 2 · 2025-11-21 · Disposition to issuer · Disposed 74,465 · Balance 45,057

F1: Disposed of in connection with the Issuer's completion of a cash tender offer.

F3: These securities are held of record by OrbiMed Genesis Master Fund, L.P. ("Genesis"). OrbiMed Genesis GP LLC ("Genesis GP") is the general partner of Genesis and OrbiMed Advisors is the managing member of Genesis GP. By virtue of such relationships, Genesis GP and OrbiMed Advisors may be deemed to have voting power and investment power over the securities held by Genesis and as a result, may be deemed to have beneficial ownership over such securities. OrbiMed Advisors exercises voting and investment power through a management committee comprised of Carl L. Gordon, Sven H. Borho, and W. Carter Neild, each of whom disclaims beneficial ownership of the shares held by Genesis.

F4: This report on Form 4 is jointly filed by OrbiMed Advisors, OrbiMed GP, and Genesis GP. Each of the Reporting Persons disclaims beneficial ownership of the securities reported herein for purposes of Rule 16a-1(a) under the Securities Exchange Act of 1934, as amended (the "Exchange Act"), except to the extent of its pecuniary interest therein, if any. The Reporting Persons have designated a representative, Carl L. Gordon, a member of OrbiMed Advisors, to serve on the Issuer's board of directors. This report shall not be deemed an admission that any such entity or person is a beneficial owner of such securities for purposes of Section 16 of the Exchange Act, or for any other purpose.

Filing footnotes · ownership attribution and instrument terms

F1: Disposed of in connection with the Issuer's completion of a cash tender offer.

F2: These securities are held of record by OrbiMed Private Investments VII, LP ("OPI VII"). OrbiMed Capital GP VII LLC ("OrbiMed GP") is the general partner of OPI VII and OrbiMed Advisors LLC ("OrbiMed Advisors") is the managing member of OrbiMed GP. By virtue of such relationships, OrbiMed GP and OrbiMed Advisors may be deemed to have voting power and investment power over the securities held by OPI VII and as a result, may be deemed to have beneficial ownership over such securities. OrbiMed Advisors exercises voting and investment power through a management committee comprised of Carl L. Gordon, Sven H. Borho, and W. Carter Neild, each of whom disclaims beneficial ownership of the shares held by OPI VII.

F3: These securities are held of record by OrbiMed Genesis Master Fund, L.P. ("Genesis"). OrbiMed Genesis GP LLC ("Genesis GP") is the general partner of Genesis and OrbiMed Advisors is the managing member of Genesis GP. By virtue of such relationships, Genesis GP and OrbiMed Advisors may be deemed to have voting power and investment power over the securities held by Genesis and as a result, may be deemed to have beneficial ownership over such securities. OrbiMed Advisors exercises voting and investment power through a management committee comprised of Carl L. Gordon, Sven H. Borho, and W. Carter Neild, each of whom disclaims beneficial ownership of the shares held by Genesis.

F4: This report on Form 4 is jointly filed by OrbiMed Advisors, OrbiMed GP, and Genesis GP. Each of the Reporting Persons disclaims beneficial ownership of the securities reported herein for purposes of Rule 16a-1(a) under the Securities Exchange Act of 1934, as amended (the "Exchange Act"), except to the extent of its pecuniary interest therein, if any. The Reporting Persons have designated a representative, Carl L. Gordon, a member of OrbiMed Advisors, to serve on the Issuer's board of directors. This report shall not be deemed an admission that any such entity or person is a beneficial owner of such securities for purposes of Section 16 of the Exchange Act, or for any other purpose.

Lomond Therapeutics Holdings, Inc.

Report date November 01, 2024 · Filed November 05, 2024

Jointly reported with ORBIMED ADVISORS LLC, OrbiMed Capital GP VIII LLC, OrbiMed Capital GP IX LLC

Security / awardOwnership accountDisclosed shares / unitsDisclosure context
Common StockSEC Table I · non-derivativeIndirectSee Footnote323,916 Reported balance After 2024-11-01 transaction · row 1 Joint disclosure: continuity of the reported position is unresolved; see ownership footnotes.
1 source row

Row 1 · 2024-11-01 · Conversion · Acquired 323,916 · Balance 323,916

F1: On November 1, 2024, the Issuer closed the transactions contemplated by the Agreement and Plan of Merger and Reorganization (the "Merger Agreement"), dated as of November 1, 2024, by and among Venetian-1 Acquisition Corp., a Delaware corporation (the "Parent"), Lomond Acquisition Corp., a Delaware corporation (the "Acquisition Subsidiary"), and Lomond Therapeutics, Inc. ("Legacy Lomond") (the "Merger"), pursuant to which, upon consummation of the Merger, all of the outstanding shares Legacy Lomond common stock were converted into shares of the Issuer's Common Stock on a 1:1 basis pursuant to the terms of the Merger Agreement (the "Merger"). Immediately following the closing of the Merger, the Issuer completed a private placement financing (the "Offering").

F2: These shares are held of record by OrbiMed Private Investments VII, LP ("OPI VII") issued upon the conversion of an outstanding simple agreement for future equity ("SAFE") in the amount of $1,036,534.25, which converted upon the closing of the Merger and the Offering at 80% of the per share price in the Offering and had no expiration date. OrbiMed Capital GP VII LLC ("GP VII") is the general partner of OPI VII. OrbiMed Advisors LLC ("OrbiMed Advisors") is the managing member of GP VII. By virtue of such relationships, OrbiMed Advisors and GP VII may be deemed to have voting and investment power over the securities held by OPI VII and as a result, may be deemed to have beneficial ownership over such securities. OrbiMed Advisors exercises voting and investment power through a management committee comprised of Carl L. Gordon, Sven H. Borho, and W. Carter Neild, each of whom disclaims beneficial ownership of the shares held by OPI VII.

F10: This report on Form 4 is jointly filed by OrbiMed Advisors, GP VII, GP VIII, and GP IX. Each of the Reporting Persons disclaims beneficial ownership of the securities reported herein for purposes of Rule 16a-1(a) under the Securities Exchange Act of 1934, as amended (the "Exchange Act"), except to the extent of its pecuniary interest therein, if any. OrbiMed Advisors has designated a representative, Carl L. Gordon, a member of OrbiMed Advisors, to serve on the Issuer's board of directors. This report shall not be deemed an admission that any such entity or person is a beneficial owner of such securities for purpose of Section 16 of the Exchange Act, or for any other purpose.

Common StockSEC Table I · non-derivativeIndirectSee Footnote539,062 Reported balance After 2024-11-01 transaction · row 2 Joint disclosure: continuity of the reported position is unresolved; see ownership footnotes.
1 source row

Row 2 · 2024-11-01 · Conversion · Acquired 215,146 · Balance 539,062

F1: On November 1, 2024, the Issuer closed the transactions contemplated by the Agreement and Plan of Merger and Reorganization (the "Merger Agreement"), dated as of November 1, 2024, by and among Venetian-1 Acquisition Corp., a Delaware corporation (the "Parent"), Lomond Acquisition Corp., a Delaware corporation (the "Acquisition Subsidiary"), and Lomond Therapeutics, Inc. ("Legacy Lomond") (the "Merger"), pursuant to which, upon consummation of the Merger, all of the outstanding shares Legacy Lomond common stock were converted into shares of the Issuer's Common Stock on a 1:1 basis pursuant to the terms of the Merger Agreement (the "Merger"). Immediately following the closing of the Merger, the Issuer completed a private placement financing (the "Offering").

F3: These shares are held of record by OrbiMed Private Investments VIII, LP ("OPI VIII") issued upon the conversion of a SAFE in the amount of $688,465.75, which converted upon the closing of the Merger and the Offering at 80% of the per share price in the Offering and had no expiration date. OrbiMed Capital GP VIII LLC ("GP VIII") is the general partner of OPI VIII. OrbiMed Advisors is the managing member of GP VIII. By virtue of such relationships, OrbiMed Advisors and GP VIII may be deemed to have voting and investment power over the securities held by OPI VIII and as a result, may be deemed to have beneficial ownership over such securities. OrbiMed Advisors exercises voting and investment power through a management committee comprised of Carl L. Gordon, Sven H. Borho, and W. Carter Neild, each of whom disclaims beneficial ownership of the shares held by OPI VIII.

F10: This report on Form 4 is jointly filed by OrbiMed Advisors, GP VII, GP VIII, and GP IX. Each of the Reporting Persons disclaims beneficial ownership of the securities reported herein for purposes of Rule 16a-1(a) under the Securities Exchange Act of 1934, as amended (the "Exchange Act"), except to the extent of its pecuniary interest therein, if any. OrbiMed Advisors has designated a representative, Carl L. Gordon, a member of OrbiMed Advisors, to serve on the Issuer's board of directors. This report shall not be deemed an admission that any such entity or person is a beneficial owner of such securities for purpose of Section 16 of the Exchange Act, or for any other purpose.

Common StockSEC Table I · non-derivativeIndirectSee Footnote928,140 Reported balance After 2024-11-01 transaction · row 3 Joint disclosure: continuity of the reported position is unresolved; see ownership footnotes.
1 source row

Row 3 · 2024-11-01 · Conversion · Acquired 389,078 · Balance 928,140

F1: On November 1, 2024, the Issuer closed the transactions contemplated by the Agreement and Plan of Merger and Reorganization (the "Merger Agreement"), dated as of November 1, 2024, by and among Venetian-1 Acquisition Corp., a Delaware corporation (the "Parent"), Lomond Acquisition Corp., a Delaware corporation (the "Acquisition Subsidiary"), and Lomond Therapeutics, Inc. ("Legacy Lomond") (the "Merger"), pursuant to which, upon consummation of the Merger, all of the outstanding shares Legacy Lomond common stock were converted into shares of the Issuer's Common Stock on a 1:1 basis pursuant to the terms of the Merger Agreement (the "Merger"). Immediately following the closing of the Merger, the Issuer completed a private placement financing (the "Offering").

F4: These shares are held of record by OPI VII issued upon the conversion of an outstanding SAFE in the amount $1,400,681.04, which converted upon the closing of the Merger and the Offering at 90% of the per share price in the Offering and had no expiration date.

F10: This report on Form 4 is jointly filed by OrbiMed Advisors, GP VII, GP VIII, and GP IX. Each of the Reporting Persons disclaims beneficial ownership of the securities reported herein for purposes of Rule 16a-1(a) under the Securities Exchange Act of 1934, as amended (the "Exchange Act"), except to the extent of its pecuniary interest therein, if any. OrbiMed Advisors has designated a representative, Carl L. Gordon, a member of OrbiMed Advisors, to serve on the Issuer's board of directors. This report shall not be deemed an admission that any such entity or person is a beneficial owner of such securities for purpose of Section 16 of the Exchange Act, or for any other purpose.

Common StockSEC Table I · non-derivativeIndirectSee Footnote1,158,893 Reported balance After 2024-11-01 transaction · row 4 Joint disclosure: continuity of the reported position is unresolved; see ownership footnotes.
1 source row

Row 4 · 2024-11-01 · Conversion · Acquired 230,753 · Balance 1,158,893

F1: On November 1, 2024, the Issuer closed the transactions contemplated by the Agreement and Plan of Merger and Reorganization (the "Merger Agreement"), dated as of November 1, 2024, by and among Venetian-1 Acquisition Corp., a Delaware corporation (the "Parent"), Lomond Acquisition Corp., a Delaware corporation (the "Acquisition Subsidiary"), and Lomond Therapeutics, Inc. ("Legacy Lomond") (the "Merger"), pursuant to which, upon consummation of the Merger, all of the outstanding shares Legacy Lomond common stock were converted into shares of the Issuer's Common Stock on a 1:1 basis pursuant to the terms of the Merger Agreement (the "Merger"). Immediately following the closing of the Merger, the Issuer completed a private placement financing (the "Offering").

F5: These shares are held of record by OPI VIII issued upon the conversion of an outstanding SAFE in the amount of $830,712.12, which converted upon the closing of the Merger and the Offering at 90% of the per share price in the Offering and had no expiration date.

F10: This report on Form 4 is jointly filed by OrbiMed Advisors, GP VII, GP VIII, and GP IX. Each of the Reporting Persons disclaims beneficial ownership of the securities reported herein for purposes of Rule 16a-1(a) under the Securities Exchange Act of 1934, as amended (the "Exchange Act"), except to the extent of its pecuniary interest therein, if any. OrbiMed Advisors has designated a representative, Carl L. Gordon, a member of OrbiMed Advisors, to serve on the Issuer's board of directors. This report shall not be deemed an admission that any such entity or person is a beneficial owner of such securities for purpose of Section 16 of the Exchange Act, or for any other purpose.

Common StockSEC Table I · non-derivativeIndirectSee Footnote1,233,506 Reported balance After 2024-11-01 transaction · row 5 Joint disclosure: continuity of the reported position is unresolved; see ownership footnotes.
1 source row

Row 5 · 2024-11-01 · Conversion · Acquired 74,613 · Balance 1,233,506

F1: On November 1, 2024, the Issuer closed the transactions contemplated by the Agreement and Plan of Merger and Reorganization (the "Merger Agreement"), dated as of November 1, 2024, by and among Venetian-1 Acquisition Corp., a Delaware corporation (the "Parent"), Lomond Acquisition Corp., a Delaware corporation (the "Acquisition Subsidiary"), and Lomond Therapeutics, Inc. ("Legacy Lomond") (the "Merger"), pursuant to which, upon consummation of the Merger, all of the outstanding shares Legacy Lomond common stock were converted into shares of the Issuer's Common Stock on a 1:1 basis pursuant to the terms of the Merger Agreement (the "Merger"). Immediately following the closing of the Merger, the Issuer completed a private placement financing (the "Offering").

F6: These shares are held of record by OrbiMed Private Investments IX, LP ("OPI IX") issued upon the conversion of an outstanding SAFE in the amount of $268,606.84, which converted upon the closing of the Merger and the Offering at 90% of the per share price in the Offering and had no expiration date. OrbiMed Capital GP IX LLC ("GP IX") is the general partner of OPI IX. OrbiMed Advisors is the managing member of GP IX. By virtue of such relationships, OrbiMed Advisors and GP IX may be deemed to have voting and investment power over the securities held by OPI IX and as a result, may be deemed to have beneficial ownership over such securities. OrbiMed Advisors exercises voting and investment power through a management committee comprised of Carl L. Gordon, Sven H. Borho, and W. Carter Neild, each of whom disclaims beneficial ownership of the shares held by OPI IX.

F10: This report on Form 4 is jointly filed by OrbiMed Advisors, GP VII, GP VIII, and GP IX. Each of the Reporting Persons disclaims beneficial ownership of the securities reported herein for purposes of Rule 16a-1(a) under the Securities Exchange Act of 1934, as amended (the "Exchange Act"), except to the extent of its pecuniary interest therein, if any. OrbiMed Advisors has designated a representative, Carl L. Gordon, a member of OrbiMed Advisors, to serve on the Issuer's board of directors. This report shall not be deemed an admission that any such entity or person is a beneficial owner of such securities for purpose of Section 16 of the Exchange Act, or for any other purpose.

Common StockSEC Table I · non-derivativeIndirectSee Footnote2,042,400 Reported balance After 2024-11-01 transaction · row 6 Joint disclosure: continuity of the reported position is unresolved; see ownership footnotes.
1 source row

Row 6 · 2024-11-01 · Grant · Acquired 808,894 · Balance 2,042,400

F1: On November 1, 2024, the Issuer closed the transactions contemplated by the Agreement and Plan of Merger and Reorganization (the "Merger Agreement"), dated as of November 1, 2024, by and among Venetian-1 Acquisition Corp., a Delaware corporation (the "Parent"), Lomond Acquisition Corp., a Delaware corporation (the "Acquisition Subsidiary"), and Lomond Therapeutics, Inc. ("Legacy Lomond") (the "Merger"), pursuant to which, upon consummation of the Merger, all of the outstanding shares Legacy Lomond common stock were converted into shares of the Issuer's Common Stock on a 1:1 basis pursuant to the terms of the Merger Agreement (the "Merger"). Immediately following the closing of the Merger, the Issuer completed a private placement financing (the "Offering").

F7: These shares are held of record by OPI VII issued upon the closing of the Offering.

F10: This report on Form 4 is jointly filed by OrbiMed Advisors, GP VII, GP VIII, and GP IX. Each of the Reporting Persons disclaims beneficial ownership of the securities reported herein for purposes of Rule 16a-1(a) under the Securities Exchange Act of 1934, as amended (the "Exchange Act"), except to the extent of its pecuniary interest therein, if any. OrbiMed Advisors has designated a representative, Carl L. Gordon, a member of OrbiMed Advisors, to serve on the Issuer's board of directors. This report shall not be deemed an admission that any such entity or person is a beneficial owner of such securities for purpose of Section 16 of the Exchange Act, or for any other purpose.

Common StockSEC Table I · non-derivativeIndirectSee Footnote2,522,136 Reported balance After 2024-11-01 transaction · row 7 Joint disclosure: continuity of the reported position is unresolved; see ownership footnotes.
1 source row

Row 7 · 2024-11-01 · Grant · Acquired 479,736 · Balance 2,522,136

F1: On November 1, 2024, the Issuer closed the transactions contemplated by the Agreement and Plan of Merger and Reorganization (the "Merger Agreement"), dated as of November 1, 2024, by and among Venetian-1 Acquisition Corp., a Delaware corporation (the "Parent"), Lomond Acquisition Corp., a Delaware corporation (the "Acquisition Subsidiary"), and Lomond Therapeutics, Inc. ("Legacy Lomond") (the "Merger"), pursuant to which, upon consummation of the Merger, all of the outstanding shares Legacy Lomond common stock were converted into shares of the Issuer's Common Stock on a 1:1 basis pursuant to the terms of the Merger Agreement (the "Merger"). Immediately following the closing of the Merger, the Issuer completed a private placement financing (the "Offering").

F8: These shares are held of record by OPI VIII issued upon the closing of the Offering.

F10: This report on Form 4 is jointly filed by OrbiMed Advisors, GP VII, GP VIII, and GP IX. Each of the Reporting Persons disclaims beneficial ownership of the securities reported herein for purposes of Rule 16a-1(a) under the Securities Exchange Act of 1934, as amended (the "Exchange Act"), except to the extent of its pecuniary interest therein, if any. OrbiMed Advisors has designated a representative, Carl L. Gordon, a member of OrbiMed Advisors, to serve on the Issuer's board of directors. This report shall not be deemed an admission that any such entity or person is a beneficial owner of such securities for purpose of Section 16 of the Exchange Act, or for any other purpose.

Common StockSEC Table I · non-derivativeIndirectSee Footnote2,677,256 Reported balance After 2024-11-01 transaction · row 8 Joint disclosure: continuity of the reported position is unresolved; see ownership footnotes.
1 source row

Row 8 · 2024-11-01 · Grant · Acquired 155,120 · Balance 2,677,256

F1: On November 1, 2024, the Issuer closed the transactions contemplated by the Agreement and Plan of Merger and Reorganization (the "Merger Agreement"), dated as of November 1, 2024, by and among Venetian-1 Acquisition Corp., a Delaware corporation (the "Parent"), Lomond Acquisition Corp., a Delaware corporation (the "Acquisition Subsidiary"), and Lomond Therapeutics, Inc. ("Legacy Lomond") (the "Merger"), pursuant to which, upon consummation of the Merger, all of the outstanding shares Legacy Lomond common stock were converted into shares of the Issuer's Common Stock on a 1:1 basis pursuant to the terms of the Merger Agreement (the "Merger"). Immediately following the closing of the Merger, the Issuer completed a private placement financing (the "Offering").

F9: These shares are held of record by OPI IX issued upon the closing of the Offering.

F10: This report on Form 4 is jointly filed by OrbiMed Advisors, GP VII, GP VIII, and GP IX. Each of the Reporting Persons disclaims beneficial ownership of the securities reported herein for purposes of Rule 16a-1(a) under the Securities Exchange Act of 1934, as amended (the "Exchange Act"), except to the extent of its pecuniary interest therein, if any. OrbiMed Advisors has designated a representative, Carl L. Gordon, a member of OrbiMed Advisors, to serve on the Issuer's board of directors. This report shall not be deemed an admission that any such entity or person is a beneficial owner of such securities for purpose of Section 16 of the Exchange Act, or for any other purpose.

Simple Agreement for Future EquitySEC Table II · derivative / convertible securityIndirectSee Footnote0 Reported balance After 2024-11-01 transaction · row 9 Instrument identity requires review; Table II rows are not merged.
1 source row

Row 9 · 2024-11-01 · Conversion · Disposed 323,916 · Balance 0

F2: These shares are held of record by OrbiMed Private Investments VII, LP ("OPI VII") issued upon the conversion of an outstanding simple agreement for future equity ("SAFE") in the amount of $1,036,534.25, which converted upon the closing of the Merger and the Offering at 80% of the per share price in the Offering and had no expiration date. OrbiMed Capital GP VII LLC ("GP VII") is the general partner of OPI VII. OrbiMed Advisors LLC ("OrbiMed Advisors") is the managing member of GP VII. By virtue of such relationships, OrbiMed Advisors and GP VII may be deemed to have voting and investment power over the securities held by OPI VII and as a result, may be deemed to have beneficial ownership over such securities. OrbiMed Advisors exercises voting and investment power through a management committee comprised of Carl L. Gordon, Sven H. Borho, and W. Carter Neild, each of whom disclaims beneficial ownership of the shares held by OPI VII.

F10: This report on Form 4 is jointly filed by OrbiMed Advisors, GP VII, GP VIII, and GP IX. Each of the Reporting Persons disclaims beneficial ownership of the securities reported herein for purposes of Rule 16a-1(a) under the Securities Exchange Act of 1934, as amended (the "Exchange Act"), except to the extent of its pecuniary interest therein, if any. OrbiMed Advisors has designated a representative, Carl L. Gordon, a member of OrbiMed Advisors, to serve on the Issuer's board of directors. This report shall not be deemed an admission that any such entity or person is a beneficial owner of such securities for purpose of Section 16 of the Exchange Act, or for any other purpose.

F1: On November 1, 2024, the Issuer closed the transactions contemplated by the Agreement and Plan of Merger and Reorganization (the "Merger Agreement"), dated as of November 1, 2024, by and among Venetian-1 Acquisition Corp., a Delaware corporation (the "Parent"), Lomond Acquisition Corp., a Delaware corporation (the "Acquisition Subsidiary"), and Lomond Therapeutics, Inc. ("Legacy Lomond") (the "Merger"), pursuant to which, upon consummation of the Merger, all of the outstanding shares Legacy Lomond common stock were converted into shares of the Issuer's Common Stock on a 1:1 basis pursuant to the terms of the Merger Agreement (the "Merger"). Immediately following the closing of the Merger, the Issuer completed a private placement financing (the "Offering").

Simple Agreement for Future EquitySEC Table II · derivative / convertible securityIndirectSee Footnote0 Reported balance After 2024-11-01 transaction · row 10 Instrument identity requires review; Table II rows are not merged.
1 source row

Row 10 · 2024-11-01 · Conversion · Disposed 215,146 · Balance 0

F3: These shares are held of record by OrbiMed Private Investments VIII, LP ("OPI VIII") issued upon the conversion of a SAFE in the amount of $688,465.75, which converted upon the closing of the Merger and the Offering at 80% of the per share price in the Offering and had no expiration date. OrbiMed Capital GP VIII LLC ("GP VIII") is the general partner of OPI VIII. OrbiMed Advisors is the managing member of GP VIII. By virtue of such relationships, OrbiMed Advisors and GP VIII may be deemed to have voting and investment power over the securities held by OPI VIII and as a result, may be deemed to have beneficial ownership over such securities. OrbiMed Advisors exercises voting and investment power through a management committee comprised of Carl L. Gordon, Sven H. Borho, and W. Carter Neild, each of whom disclaims beneficial ownership of the shares held by OPI VIII.

F1: On November 1, 2024, the Issuer closed the transactions contemplated by the Agreement and Plan of Merger and Reorganization (the "Merger Agreement"), dated as of November 1, 2024, by and among Venetian-1 Acquisition Corp., a Delaware corporation (the "Parent"), Lomond Acquisition Corp., a Delaware corporation (the "Acquisition Subsidiary"), and Lomond Therapeutics, Inc. ("Legacy Lomond") (the "Merger"), pursuant to which, upon consummation of the Merger, all of the outstanding shares Legacy Lomond common stock were converted into shares of the Issuer's Common Stock on a 1:1 basis pursuant to the terms of the Merger Agreement (the "Merger"). Immediately following the closing of the Merger, the Issuer completed a private placement financing (the "Offering").

F10: This report on Form 4 is jointly filed by OrbiMed Advisors, GP VII, GP VIII, and GP IX. Each of the Reporting Persons disclaims beneficial ownership of the securities reported herein for purposes of Rule 16a-1(a) under the Securities Exchange Act of 1934, as amended (the "Exchange Act"), except to the extent of its pecuniary interest therein, if any. OrbiMed Advisors has designated a representative, Carl L. Gordon, a member of OrbiMed Advisors, to serve on the Issuer's board of directors. This report shall not be deemed an admission that any such entity or person is a beneficial owner of such securities for purpose of Section 16 of the Exchange Act, or for any other purpose.

Simple Agreement for Future EquitySEC Table II · derivative / convertible securityIndirectSee Footnote0 Reported balance After 2024-11-01 transaction · row 11 Instrument identity requires review; Table II rows are not merged.
1 source row

Row 11 · 2024-11-01 · Conversion · Disposed 389,078 · Balance 0

F4: These shares are held of record by OPI VII issued upon the conversion of an outstanding SAFE in the amount $1,400,681.04, which converted upon the closing of the Merger and the Offering at 90% of the per share price in the Offering and had no expiration date.

F1: On November 1, 2024, the Issuer closed the transactions contemplated by the Agreement and Plan of Merger and Reorganization (the "Merger Agreement"), dated as of November 1, 2024, by and among Venetian-1 Acquisition Corp., a Delaware corporation (the "Parent"), Lomond Acquisition Corp., a Delaware corporation (the "Acquisition Subsidiary"), and Lomond Therapeutics, Inc. ("Legacy Lomond") (the "Merger"), pursuant to which, upon consummation of the Merger, all of the outstanding shares Legacy Lomond common stock were converted into shares of the Issuer's Common Stock on a 1:1 basis pursuant to the terms of the Merger Agreement (the "Merger"). Immediately following the closing of the Merger, the Issuer completed a private placement financing (the "Offering").

F10: This report on Form 4 is jointly filed by OrbiMed Advisors, GP VII, GP VIII, and GP IX. Each of the Reporting Persons disclaims beneficial ownership of the securities reported herein for purposes of Rule 16a-1(a) under the Securities Exchange Act of 1934, as amended (the "Exchange Act"), except to the extent of its pecuniary interest therein, if any. OrbiMed Advisors has designated a representative, Carl L. Gordon, a member of OrbiMed Advisors, to serve on the Issuer's board of directors. This report shall not be deemed an admission that any such entity or person is a beneficial owner of such securities for purpose of Section 16 of the Exchange Act, or for any other purpose.

Simple Agreement for Future EquitySEC Table II · derivative / convertible securityIndirectSee Footnote0 Reported balance After 2024-11-01 transaction · row 12 Instrument identity requires review; Table II rows are not merged.
1 source row

Row 12 · 2024-11-01 · Conversion · Disposed 230,753 · Balance 0

F5: These shares are held of record by OPI VIII issued upon the conversion of an outstanding SAFE in the amount of $830,712.12, which converted upon the closing of the Merger and the Offering at 90% of the per share price in the Offering and had no expiration date.

F1: On November 1, 2024, the Issuer closed the transactions contemplated by the Agreement and Plan of Merger and Reorganization (the "Merger Agreement"), dated as of November 1, 2024, by and among Venetian-1 Acquisition Corp., a Delaware corporation (the "Parent"), Lomond Acquisition Corp., a Delaware corporation (the "Acquisition Subsidiary"), and Lomond Therapeutics, Inc. ("Legacy Lomond") (the "Merger"), pursuant to which, upon consummation of the Merger, all of the outstanding shares Legacy Lomond common stock were converted into shares of the Issuer's Common Stock on a 1:1 basis pursuant to the terms of the Merger Agreement (the "Merger"). Immediately following the closing of the Merger, the Issuer completed a private placement financing (the "Offering").

F10: This report on Form 4 is jointly filed by OrbiMed Advisors, GP VII, GP VIII, and GP IX. Each of the Reporting Persons disclaims beneficial ownership of the securities reported herein for purposes of Rule 16a-1(a) under the Securities Exchange Act of 1934, as amended (the "Exchange Act"), except to the extent of its pecuniary interest therein, if any. OrbiMed Advisors has designated a representative, Carl L. Gordon, a member of OrbiMed Advisors, to serve on the Issuer's board of directors. This report shall not be deemed an admission that any such entity or person is a beneficial owner of such securities for purpose of Section 16 of the Exchange Act, or for any other purpose.

Simple Agreement for Future EquitySEC Table II · derivative / convertible securityIndirectSee Footnote0 Reported balance After 2024-11-01 transaction · row 13 Instrument identity requires review; Table II rows are not merged.
1 source row

Row 13 · 2024-11-01 · Conversion · Disposed 74,613 · Balance 0

F6: These shares are held of record by OrbiMed Private Investments IX, LP ("OPI IX") issued upon the conversion of an outstanding SAFE in the amount of $268,606.84, which converted upon the closing of the Merger and the Offering at 90% of the per share price in the Offering and had no expiration date. OrbiMed Capital GP IX LLC ("GP IX") is the general partner of OPI IX. OrbiMed Advisors is the managing member of GP IX. By virtue of such relationships, OrbiMed Advisors and GP IX may be deemed to have voting and investment power over the securities held by OPI IX and as a result, may be deemed to have beneficial ownership over such securities. OrbiMed Advisors exercises voting and investment power through a management committee comprised of Carl L. Gordon, Sven H. Borho, and W. Carter Neild, each of whom disclaims beneficial ownership of the shares held by OPI IX.

F1: On November 1, 2024, the Issuer closed the transactions contemplated by the Agreement and Plan of Merger and Reorganization (the "Merger Agreement"), dated as of November 1, 2024, by and among Venetian-1 Acquisition Corp., a Delaware corporation (the "Parent"), Lomond Acquisition Corp., a Delaware corporation (the "Acquisition Subsidiary"), and Lomond Therapeutics, Inc. ("Legacy Lomond") (the "Merger"), pursuant to which, upon consummation of the Merger, all of the outstanding shares Legacy Lomond common stock were converted into shares of the Issuer's Common Stock on a 1:1 basis pursuant to the terms of the Merger Agreement (the "Merger"). Immediately following the closing of the Merger, the Issuer completed a private placement financing (the "Offering").

F10: This report on Form 4 is jointly filed by OrbiMed Advisors, GP VII, GP VIII, and GP IX. Each of the Reporting Persons disclaims beneficial ownership of the securities reported herein for purposes of Rule 16a-1(a) under the Securities Exchange Act of 1934, as amended (the "Exchange Act"), except to the extent of its pecuniary interest therein, if any. OrbiMed Advisors has designated a representative, Carl L. Gordon, a member of OrbiMed Advisors, to serve on the Issuer's board of directors. This report shall not be deemed an admission that any such entity or person is a beneficial owner of such securities for purpose of Section 16 of the Exchange Act, or for any other purpose.

Filing footnotes · ownership attribution and instrument terms

F1: On November 1, 2024, the Issuer closed the transactions contemplated by the Agreement and Plan of Merger and Reorganization (the "Merger Agreement"), dated as of November 1, 2024, by and among Venetian-1 Acquisition Corp., a Delaware corporation (the "Parent"), Lomond Acquisition Corp., a Delaware corporation (the "Acquisition Subsidiary"), and Lomond Therapeutics, Inc. ("Legacy Lomond") (the "Merger"), pursuant to which, upon consummation of the Merger, all of the outstanding shares Legacy Lomond common stock were converted into shares of the Issuer's Common Stock on a 1:1 basis pursuant to the terms of the Merger Agreement (the "Merger"). Immediately following the closing of the Merger, the Issuer completed a private placement financing (the "Offering").

F2: These shares are held of record by OrbiMed Private Investments VII, LP ("OPI VII") issued upon the conversion of an outstanding simple agreement for future equity ("SAFE") in the amount of $1,036,534.25, which converted upon the closing of the Merger and the Offering at 80% of the per share price in the Offering and had no expiration date. OrbiMed Capital GP VII LLC ("GP VII") is the general partner of OPI VII. OrbiMed Advisors LLC ("OrbiMed Advisors") is the managing member of GP VII. By virtue of such relationships, OrbiMed Advisors and GP VII may be deemed to have voting and investment power over the securities held by OPI VII and as a result, may be deemed to have beneficial ownership over such securities. OrbiMed Advisors exercises voting and investment power through a management committee comprised of Carl L. Gordon, Sven H. Borho, and W. Carter Neild, each of whom disclaims beneficial ownership of the shares held by OPI VII.

F3: These shares are held of record by OrbiMed Private Investments VIII, LP ("OPI VIII") issued upon the conversion of a SAFE in the amount of $688,465.75, which converted upon the closing of the Merger and the Offering at 80% of the per share price in the Offering and had no expiration date. OrbiMed Capital GP VIII LLC ("GP VIII") is the general partner of OPI VIII. OrbiMed Advisors is the managing member of GP VIII. By virtue of such relationships, OrbiMed Advisors and GP VIII may be deemed to have voting and investment power over the securities held by OPI VIII and as a result, may be deemed to have beneficial ownership over such securities. OrbiMed Advisors exercises voting and investment power through a management committee comprised of Carl L. Gordon, Sven H. Borho, and W. Carter Neild, each of whom disclaims beneficial ownership of the shares held by OPI VIII.

F4: These shares are held of record by OPI VII issued upon the conversion of an outstanding SAFE in the amount $1,400,681.04, which converted upon the closing of the Merger and the Offering at 90% of the per share price in the Offering and had no expiration date.

F5: These shares are held of record by OPI VIII issued upon the conversion of an outstanding SAFE in the amount of $830,712.12, which converted upon the closing of the Merger and the Offering at 90% of the per share price in the Offering and had no expiration date.

F6: These shares are held of record by OrbiMed Private Investments IX, LP ("OPI IX") issued upon the conversion of an outstanding SAFE in the amount of $268,606.84, which converted upon the closing of the Merger and the Offering at 90% of the per share price in the Offering and had no expiration date. OrbiMed Capital GP IX LLC ("GP IX") is the general partner of OPI IX. OrbiMed Advisors is the managing member of GP IX. By virtue of such relationships, OrbiMed Advisors and GP IX may be deemed to have voting and investment power over the securities held by OPI IX and as a result, may be deemed to have beneficial ownership over such securities. OrbiMed Advisors exercises voting and investment power through a management committee comprised of Carl L. Gordon, Sven H. Borho, and W. Carter Neild, each of whom disclaims beneficial ownership of the shares held by OPI IX.

F7: These shares are held of record by OPI VII issued upon the closing of the Offering.

F8: These shares are held of record by OPI VIII issued upon the closing of the Offering.

F9: These shares are held of record by OPI IX issued upon the closing of the Offering.

F10: This report on Form 4 is jointly filed by OrbiMed Advisors, GP VII, GP VIII, and GP IX. Each of the Reporting Persons disclaims beneficial ownership of the securities reported herein for purposes of Rule 16a-1(a) under the Securities Exchange Act of 1934, as amended (the "Exchange Act"), except to the extent of its pecuniary interest therein, if any. OrbiMed Advisors has designated a representative, Carl L. Gordon, a member of OrbiMed Advisors, to serve on the Issuer's board of directors. This report shall not be deemed an admission that any such entity or person is a beneficial owner of such securities for purpose of Section 16 of the Exchange Act, or for any other purpose.

MBX Biosciences, Inc.

Report date February 14, 2025 · Filed February 19, 2025

Jointly reported with ORBIMED ADVISORS LLC, OrbiMed Genesis GP LLC

Security / awardOwnership accountDisclosed shares / unitsDisclosure context
Common StockSEC Table I · non-derivativeIndirectSee footnotes3,176,390 Reported balance After 2025-02-14 transaction · row 1 Joint disclosure: continuity of the reported position is unresolved; see ownership footnotes.
1 source row

Row 1 · 2025-02-14 · Purchase · Acquired 17,962 · Balance 3,176,390

F1: Represents the weighted average purchase price of the shares of the Issuer's common stock purchased, ranging from a low of $9.58 to a high of $10.20 per share. The Reporting Persons undertake, upon request by the staff of the Securities and Exchange Commission, the Issuer or a security holder of the Issuer, to provide full information regarding the number of shares purchased at each separate price.

F4: These securities are held of record by OrbiMed Private Investments VII, LP ("OPI VII"). OrbiMed Capital GP VII LLC ("GP VII") is the general partner of OPI VII. OrbiMed Advisors LLC ("OrbiMed Advisors") is the managing member of GP VII. By virtue of such relationships, OrbiMed Advisors and GP VII may be deemed to have voting power and investment power over the securities held by OPI VII and as a result, may be deemed to have beneficial ownership over such securities. OrbiMed Advisors exercises voting and investment power through a management committee comprised of Carl L. Gordon, Sven H. Borho, and W. Carter Neild, each of whom disclaims beneficial ownership of the shares held by OPI VII.

F6: This report on Form 4 is jointly filed by OrbiMed Advisors, GP VII, and Genesis GP. Each of the Reporting Persons disclaims beneficial ownership of the securities reported herein for purposes of Rule 16a-1(a) under the Securities Exchange Act of 1934, as amended (the "Exchange Act"), except to the extent of its pecuniary interest therein, if any. OrbiMed Advisors has designated a representative, Carl L. Gordon, a member of OrbiMed Advisors, to serve on the Issuer's board of directors. This report shall not be deemed an admission that any such entity or person is a beneficial owner of such securities for purpose of Section 16 of the Exchange Act, or for any other purpose.

Common StockSEC Table I · non-derivativeIndirectSee footnotes3,205,930 Reported balance After 2025-02-14 transaction · row 2 Joint disclosure: continuity of the reported position is unresolved; see ownership footnotes.
1 source row

Row 2 · 2025-02-14 · Purchase · Acquired 29,540 · Balance 3,205,930

F2: Represents the weighted average purchase price of the shares of the Issuer's common stock purchased, ranging from a low of $9.80 to a high of $10.00 per share. The Reporting Persons undertake, upon request by the staff of the Securities and Exchange Commission, the Issuer or a security holder of the Issuer, to provide full information regarding the number of shares purchased at each separate price.

F4: These securities are held of record by OrbiMed Private Investments VII, LP ("OPI VII"). OrbiMed Capital GP VII LLC ("GP VII") is the general partner of OPI VII. OrbiMed Advisors LLC ("OrbiMed Advisors") is the managing member of GP VII. By virtue of such relationships, OrbiMed Advisors and GP VII may be deemed to have voting power and investment power over the securities held by OPI VII and as a result, may be deemed to have beneficial ownership over such securities. OrbiMed Advisors exercises voting and investment power through a management committee comprised of Carl L. Gordon, Sven H. Borho, and W. Carter Neild, each of whom disclaims beneficial ownership of the shares held by OPI VII.

F6: This report on Form 4 is jointly filed by OrbiMed Advisors, GP VII, and Genesis GP. Each of the Reporting Persons disclaims beneficial ownership of the securities reported herein for purposes of Rule 16a-1(a) under the Securities Exchange Act of 1934, as amended (the "Exchange Act"), except to the extent of its pecuniary interest therein, if any. OrbiMed Advisors has designated a representative, Carl L. Gordon, a member of OrbiMed Advisors, to serve on the Issuer's board of directors. This report shall not be deemed an admission that any such entity or person is a beneficial owner of such securities for purpose of Section 16 of the Exchange Act, or for any other purpose.

Common StockSEC Table I · non-derivativeIndirectSee footnotes3,255,000 Reported balance After 2025-02-18 transaction · row 3 Joint disclosure: continuity of the reported position is unresolved; see ownership footnotes.
1 source row

Row 3 · 2025-02-18 · Purchase · Acquired 49,070 · Balance 3,255,000

F3: Represents the weighted average purchase price of the shares of the Issuer's common stock purchased, ranging from a low of $10.25 to a high of $11.46 per share. The Reporting Persons undertake, upon request by the staff of the Securities and Exchange Commission, the Issuer or a security holder of the Issuer, to provide full information regarding the number of shares purchased at each separate price.

F4: These securities are held of record by OrbiMed Private Investments VII, LP ("OPI VII"). OrbiMed Capital GP VII LLC ("GP VII") is the general partner of OPI VII. OrbiMed Advisors LLC ("OrbiMed Advisors") is the managing member of GP VII. By virtue of such relationships, OrbiMed Advisors and GP VII may be deemed to have voting power and investment power over the securities held by OPI VII and as a result, may be deemed to have beneficial ownership over such securities. OrbiMed Advisors exercises voting and investment power through a management committee comprised of Carl L. Gordon, Sven H. Borho, and W. Carter Neild, each of whom disclaims beneficial ownership of the shares held by OPI VII.

F6: This report on Form 4 is jointly filed by OrbiMed Advisors, GP VII, and Genesis GP. Each of the Reporting Persons disclaims beneficial ownership of the securities reported herein for purposes of Rule 16a-1(a) under the Securities Exchange Act of 1934, as amended (the "Exchange Act"), except to the extent of its pecuniary interest therein, if any. OrbiMed Advisors has designated a representative, Carl L. Gordon, a member of OrbiMed Advisors, to serve on the Issuer's board of directors. This report shall not be deemed an admission that any such entity or person is a beneficial owner of such securities for purpose of Section 16 of the Exchange Act, or for any other purpose.

Common StockSEC Table I · non-derivativeIndirectSee footnotes747,887 Reported balance After 2025-02-18 transaction · row 4 Joint disclosure: continuity of the reported position is unresolved; see ownership footnotes.
1 source row

Row 4 · 2025-02-18 · Purchase · Acquired 94,100 · Balance 747,887

F3: Represents the weighted average purchase price of the shares of the Issuer's common stock purchased, ranging from a low of $10.25 to a high of $11.46 per share. The Reporting Persons undertake, upon request by the staff of the Securities and Exchange Commission, the Issuer or a security holder of the Issuer, to provide full information regarding the number of shares purchased at each separate price.

F5: These securities are held of record by OrbiMed Genesis Master Fund, L.P. ("Genesis Master Fund"). OrbiMed Genesis GP LLC ("Genesis GP") is the general partner of Genesis Master Fund. OrbiMed Advisors is the managing member of Genesis GP. By virtue of such relationships, OrbiMed Advisors and Genesis GP may be deemed to have voting power and investment power over the securities held by Genesis Master Fund and as a result, may be deemed to have beneficial ownership over such securities. OrbiMed Advisors exercises voting and investment power through a management committee comprised of Carl L. Gordon, Sven H. Borho, and W. Carter Neild, each of whom disclaims beneficial ownership of the shares held by Genesis Master Fund.

F6: This report on Form 4 is jointly filed by OrbiMed Advisors, GP VII, and Genesis GP. Each of the Reporting Persons disclaims beneficial ownership of the securities reported herein for purposes of Rule 16a-1(a) under the Securities Exchange Act of 1934, as amended (the "Exchange Act"), except to the extent of its pecuniary interest therein, if any. OrbiMed Advisors has designated a representative, Carl L. Gordon, a member of OrbiMed Advisors, to serve on the Issuer's board of directors. This report shall not be deemed an admission that any such entity or person is a beneficial owner of such securities for purpose of Section 16 of the Exchange Act, or for any other purpose.

Filing footnotes · ownership attribution and instrument terms

F1: Represents the weighted average purchase price of the shares of the Issuer's common stock purchased, ranging from a low of $9.58 to a high of $10.20 per share. The Reporting Persons undertake, upon request by the staff of the Securities and Exchange Commission, the Issuer or a security holder of the Issuer, to provide full information regarding the number of shares purchased at each separate price.

F2: Represents the weighted average purchase price of the shares of the Issuer's common stock purchased, ranging from a low of $9.80 to a high of $10.00 per share. The Reporting Persons undertake, upon request by the staff of the Securities and Exchange Commission, the Issuer or a security holder of the Issuer, to provide full information regarding the number of shares purchased at each separate price.

F3: Represents the weighted average purchase price of the shares of the Issuer's common stock purchased, ranging from a low of $10.25 to a high of $11.46 per share. The Reporting Persons undertake, upon request by the staff of the Securities and Exchange Commission, the Issuer or a security holder of the Issuer, to provide full information regarding the number of shares purchased at each separate price.

F4: These securities are held of record by OrbiMed Private Investments VII, LP ("OPI VII"). OrbiMed Capital GP VII LLC ("GP VII") is the general partner of OPI VII. OrbiMed Advisors LLC ("OrbiMed Advisors") is the managing member of GP VII. By virtue of such relationships, OrbiMed Advisors and GP VII may be deemed to have voting power and investment power over the securities held by OPI VII and as a result, may be deemed to have beneficial ownership over such securities. OrbiMed Advisors exercises voting and investment power through a management committee comprised of Carl L. Gordon, Sven H. Borho, and W. Carter Neild, each of whom disclaims beneficial ownership of the shares held by OPI VII.

F5: These securities are held of record by OrbiMed Genesis Master Fund, L.P. ("Genesis Master Fund"). OrbiMed Genesis GP LLC ("Genesis GP") is the general partner of Genesis Master Fund. OrbiMed Advisors is the managing member of Genesis GP. By virtue of such relationships, OrbiMed Advisors and Genesis GP may be deemed to have voting power and investment power over the securities held by Genesis Master Fund and as a result, may be deemed to have beneficial ownership over such securities. OrbiMed Advisors exercises voting and investment power through a management committee comprised of Carl L. Gordon, Sven H. Borho, and W. Carter Neild, each of whom disclaims beneficial ownership of the shares held by Genesis Master Fund.

F6: This report on Form 4 is jointly filed by OrbiMed Advisors, GP VII, and Genesis GP. Each of the Reporting Persons disclaims beneficial ownership of the securities reported herein for purposes of Rule 16a-1(a) under the Securities Exchange Act of 1934, as amended (the "Exchange Act"), except to the extent of its pecuniary interest therein, if any. OrbiMed Advisors has designated a representative, Carl L. Gordon, a member of OrbiMed Advisors, to serve on the Issuer's board of directors. This report shall not be deemed an admission that any such entity or person is a beneficial owner of such securities for purpose of Section 16 of the Exchange Act, or for any other purpose.

Pandion Therapeutics, Inc.

Report date July 16, 2020 · Filed July 17, 2020

Jointly reported with ORBIMED ADVISORS LLC, OrbiMed Genesis GP LLC

Security / awardOwnership accountDisclosed shares / unitsDisclosure context
Series B Preferred StockSEC Table II · derivative / convertible securityIndirectSee footnoteNot disclosed Reported balance Holding disclosure · report date 2020-07-16 · row 1 Instrument identity requires review; Table II rows are not merged.
1 source row

Row 1 · Balance Not disclosed

F1: The Series B Preferred Stock is convertible into Common Stock on a 5.0994 for-one basis into the number of shares of Common Stock shown in Column 3 at any time at the holder's election and automatically upon the closing of the Issuer's initial public offering. The shares have no expiration date.

F2: Consists of 187,855 shares of Common Stock issuable upon conversion of Series B Preferred Stock held by OrbiMed Genesis Master Fund, L.P. ("Genesis Master Fund").

F3: These securities are held of record by Genesis Master Fund. OrbiMed Genesis GP LLC ("Genesis GP") is the general partner of Genesis Master Fund and OrbiMed Advisors LLC ("OrbiMed Advisors") is the managing member of Genesis GP. By virtue of such relationships, Genesis GP and OrbiMed Advisors may be deemed to have voting power and investment power over the securities held by Genesis Master Fund and as a result, may be deemed to have beneficial ownership over such securities. OrbiMed Advisors exercises voting and investment power through a management committee comprised of Carl L. Gordon, Sven H. Borho, and Jonathan T. Silverstein, each of whom disclaims beneficial ownership of the shares held by Genesis Master Fund.

F4: This report on Form 3 is jointly filed by OrbiMed Advisors, Genesis GP, and OrbiMed Capital GP VII LLC ("GP VII"). Each of the Reporting Persons disclaims beneficial ownership of the securities reported herein for purposes of Rule 16a-1(a) under the Securities Exchange Act of 1934, as amended (the "Exchange Act"), except to the extent of its pecuniary interest therein, if any. This report shall not be deemed an admission that any such entity is a beneficial owner of such securities for purpose of Section 16 of the Exchange Act, or for any other purpose.

Series B Preferred StockSEC Table II · derivative / convertible securityIndirectSee footnoteNot disclosed Reported balance Holding disclosure · report date 2020-07-16 · row 2 Instrument identity requires review; Table II rows are not merged.
1 source row

Row 2 · Balance Not disclosed

F1: The Series B Preferred Stock is convertible into Common Stock on a 5.0994 for-one basis into the number of shares of Common Stock shown in Column 3 at any time at the holder's election and automatically upon the closing of the Issuer's initial public offering. The shares have no expiration date.

F5: Consists 469,637 shares of Common Stock issuable upon conversion of Series B Preferred Stock held by OrbiMed Private Investments VII, LP ("OPI VII").

F4: This report on Form 3 is jointly filed by OrbiMed Advisors, Genesis GP, and OrbiMed Capital GP VII LLC ("GP VII"). Each of the Reporting Persons disclaims beneficial ownership of the securities reported herein for purposes of Rule 16a-1(a) under the Securities Exchange Act of 1934, as amended (the "Exchange Act"), except to the extent of its pecuniary interest therein, if any. This report shall not be deemed an admission that any such entity is a beneficial owner of such securities for purpose of Section 16 of the Exchange Act, or for any other purpose.

F6: These securities are held of record by OPI VII. GP VII is the general partner of OPI VII. OrbiMed Advisors is the managing member of GP VII. By virtue of such relationships, GP VII and OrbiMed Advisors may be deemed to have voting power and investment power over the securities held by OPI VII and as a result, may be deemed to have beneficial ownership over such securities. OrbiMed Advisors exercises voting and investment power through a management committee comprised of Carl L. Gordon, Sven H. Borho, and Jonathan T. Silverstein, each of whom disclaims beneficial ownership of the shares held by OPI VII.

Filing footnotes · ownership attribution and instrument terms

F1: The Series B Preferred Stock is convertible into Common Stock on a 5.0994 for-one basis into the number of shares of Common Stock shown in Column 3 at any time at the holder's election and automatically upon the closing of the Issuer's initial public offering. The shares have no expiration date.

F2: Consists of 187,855 shares of Common Stock issuable upon conversion of Series B Preferred Stock held by OrbiMed Genesis Master Fund, L.P. ("Genesis Master Fund").

F3: These securities are held of record by Genesis Master Fund. OrbiMed Genesis GP LLC ("Genesis GP") is the general partner of Genesis Master Fund and OrbiMed Advisors LLC ("OrbiMed Advisors") is the managing member of Genesis GP. By virtue of such relationships, Genesis GP and OrbiMed Advisors may be deemed to have voting power and investment power over the securities held by Genesis Master Fund and as a result, may be deemed to have beneficial ownership over such securities. OrbiMed Advisors exercises voting and investment power through a management committee comprised of Carl L. Gordon, Sven H. Borho, and Jonathan T. Silverstein, each of whom disclaims beneficial ownership of the shares held by Genesis Master Fund.

F4: This report on Form 3 is jointly filed by OrbiMed Advisors, Genesis GP, and OrbiMed Capital GP VII LLC ("GP VII"). Each of the Reporting Persons disclaims beneficial ownership of the securities reported herein for purposes of Rule 16a-1(a) under the Securities Exchange Act of 1934, as amended (the "Exchange Act"), except to the extent of its pecuniary interest therein, if any. This report shall not be deemed an admission that any such entity is a beneficial owner of such securities for purpose of Section 16 of the Exchange Act, or for any other purpose.

F5: Consists 469,637 shares of Common Stock issuable upon conversion of Series B Preferred Stock held by OrbiMed Private Investments VII, LP ("OPI VII").

F6: These securities are held of record by OPI VII. GP VII is the general partner of OPI VII. OrbiMed Advisors is the managing member of GP VII. By virtue of such relationships, GP VII and OrbiMed Advisors may be deemed to have voting power and investment power over the securities held by OPI VII and as a result, may be deemed to have beneficial ownership over such securities. OrbiMed Advisors exercises voting and investment power through a management committee comprised of Carl L. Gordon, Sven H. Borho, and Jonathan T. Silverstein, each of whom disclaims beneficial ownership of the shares held by OPI VII.

Q32 Bio Inc.

Report date May 28, 2026 · Filed June 02, 2026

Jointly reported with ORBIMED ADVISORS LLC, OrbiMed Genesis GP LLC

Security / awardOwnership accountDisclosed shares / unitsDisclosure context
Common StockSEC Table I · non-derivativeIndirectSee footnotes3,502,987 Reported balance After 2026-05-28 transaction · row 1 Joint disclosure: continuity of the reported position is unresolved; see ownership footnotes.
1 source row

Row 1 · 2026-05-28 · Purchase · Acquired 1,250,000 · Balance 3,502,987

F1: These shares of the Issuer's common stock were purchased from the Issuer in a private placement.

F2: These securities are held of record by OrbiMed Private Investments VII, LP ("OPI VII"). OrbiMed Capital GP VII LLC ("OrbiMed GP") is the general partner of OPI VII and OrbiMed Advisors LLC ("OrbiMed Advisors") is the managing member of OrbiMed GP. By virtue of such relationships, OrbiMed GP and OrbiMed Advisors may be deemed to have voting power and investment power over the securities held by OPI VII and as a result, may be deemed to have beneficial ownership over such securities. OrbiMed Advisors exercises voting and investment power through a management committee comprised of Carl L. Gordon, Sven H. Borho, and W. Carter Neild, each of whom disclaims beneficial ownership of the shares held by OPI VII.

F4: This report on Form 4 is jointly filed by OrbiMed Advisors, OrbiMed GP, and Genesis GP. Each of the Reporting Persons disclaims beneficial ownership of the securities reported herein for purposes of Rule 16a-1(a) under the Securities Exchange Act of 1934, as amended (the "Exchange Act"), except to the extent of its pecuniary interest therein, if any. The Reporting Persons have designated a representative, Diyong Xu, an employee of OrbiMed Advisors, to serve on the Issuer's board of directors. This report shall not be deemed an admission that any such person or entity, including the Reporting Persons, is a beneficial owner of such securities for the purpose of Section 16 of the Exchange Act, or for any other purpose.

Common StockSEC Table I · non-derivativeIndirectSee footnotes625,000 Reported balance After 2026-05-28 transaction · row 2 Joint disclosure: continuity of the reported position is unresolved; see ownership footnotes.
1 source row

Row 2 · 2026-05-28 · Purchase · Acquired 625,000 · Balance 625,000

F1: These shares of the Issuer's common stock were purchased from the Issuer in a private placement.

F3: These securities are held of record by OrbiMed Genesis Master Fund, L.P. ("Genesis"). OrbiMed Genesis GP LLC ("Genesis GP") is the general partner of Genesis and OrbiMed Advisors is the managing member of Genesis GP. By virtue of such relationships, Genesis GP and OrbiMed Advisors may be deemed to have voting power and investment power over the securities held by Genesis and as a result, may be deemed to have beneficial ownership over such securities. OrbiMed Advisors exercises voting and investment power through a management committee comprised of Carl L. Gordon, Sven H. Borho, and W. Carter Neild, each of whom disclaims beneficial ownership of the shares held by Genesis.

F4: This report on Form 4 is jointly filed by OrbiMed Advisors, OrbiMed GP, and Genesis GP. Each of the Reporting Persons disclaims beneficial ownership of the securities reported herein for purposes of Rule 16a-1(a) under the Securities Exchange Act of 1934, as amended (the "Exchange Act"), except to the extent of its pecuniary interest therein, if any. The Reporting Persons have designated a representative, Diyong Xu, an employee of OrbiMed Advisors, to serve on the Issuer's board of directors. This report shall not be deemed an admission that any such person or entity, including the Reporting Persons, is a beneficial owner of such securities for the purpose of Section 16 of the Exchange Act, or for any other purpose.

Filing footnotes · ownership attribution and instrument terms

F1: These shares of the Issuer's common stock were purchased from the Issuer in a private placement.

F2: These securities are held of record by OrbiMed Private Investments VII, LP ("OPI VII"). OrbiMed Capital GP VII LLC ("OrbiMed GP") is the general partner of OPI VII and OrbiMed Advisors LLC ("OrbiMed Advisors") is the managing member of OrbiMed GP. By virtue of such relationships, OrbiMed GP and OrbiMed Advisors may be deemed to have voting power and investment power over the securities held by OPI VII and as a result, may be deemed to have beneficial ownership over such securities. OrbiMed Advisors exercises voting and investment power through a management committee comprised of Carl L. Gordon, Sven H. Borho, and W. Carter Neild, each of whom disclaims beneficial ownership of the shares held by OPI VII.

F3: These securities are held of record by OrbiMed Genesis Master Fund, L.P. ("Genesis"). OrbiMed Genesis GP LLC ("Genesis GP") is the general partner of Genesis and OrbiMed Advisors is the managing member of Genesis GP. By virtue of such relationships, Genesis GP and OrbiMed Advisors may be deemed to have voting power and investment power over the securities held by Genesis and as a result, may be deemed to have beneficial ownership over such securities. OrbiMed Advisors exercises voting and investment power through a management committee comprised of Carl L. Gordon, Sven H. Borho, and W. Carter Neild, each of whom disclaims beneficial ownership of the shares held by Genesis.

F4: This report on Form 4 is jointly filed by OrbiMed Advisors, OrbiMed GP, and Genesis GP. Each of the Reporting Persons disclaims beneficial ownership of the securities reported herein for purposes of Rule 16a-1(a) under the Securities Exchange Act of 1934, as amended (the "Exchange Act"), except to the extent of its pecuniary interest therein, if any. The Reporting Persons have designated a representative, Diyong Xu, an employee of OrbiMed Advisors, to serve on the Issuer's board of directors. This report shall not be deemed an admission that any such person or entity, including the Reporting Persons, is a beneficial owner of such securities for the purpose of Section 16 of the Exchange Act, or for any other purpose.

Repare Therapeutics Inc.

Report date September 03, 2021 · Filed September 08, 2021

Jointly reported with ORBIMED ADVISORS LLC, ORBIMED CAPITAL LLC

Security / awardOwnership accountDisclosed shares / unitsDisclosure context
Common StockSEC Table I · non-derivativeIndirectSee Footnotes3,177,902 Reported balance After 2021-09-03 transaction · row 1 Joint disclosure: continuity of the reported position is unresolved; see ownership footnotes.
1 source row

Row 1 · 2021-09-03 · Sale · Disposed 6,985 · Balance 3,177,902

F1: These shares of the Issuer's common stock were sold in a block order at price of $34.00 pursuant to a Rule 10b5-1 trading plan established by OrbiMed Private Investments VII, LP ("OPI VII").

F2: These shares of the Issuer's common stock are held of record by OPI VII. OrbiMed Capital GP VII LLC ("GP VII") is the general partner of OPI VII, and OrbiMed Advisors LLC ("OrbiMed Advisors"), a registered investment adviser under the Investment Advisors Act of 1940, as amended, is the managing member of GP VII. OrbiMed Advisors and GP VII exercise investment and voting power through a management committee comprised of Carl L. Gordon, Sven H. Borho, and W. Carter Neild, each of whom disclaims beneficial ownership of the Shares held by OPI VII.

F5: This report on Form 4 is jointly filed by GP VII, OrbiMed Advisors, and OrbiMed Capital. Each of the Reporting Persons disclaims beneficial ownership of the securities reported herein for purposes of Rule 16a-1(a) under the Securities Exchange Act of 1934, as amended (the "Exchange Act"), except to the extent of its pecuniary interest therein, if any. OrbiMed Advisors and GP VII have designated David Bonita ("Bonita"), a member of OrbiMed Advisors, to serve on the Issuer's board of directors. This report shall not be deemed an admission that any of the Reporting Persons, or Bonita, is a beneficial owner of such securities for the purposes of Section 16 of the Exchange Act, or for any other purposes.

Common StockSEC Table I · non-derivativeIndirectSee Footnotes96,216 Reported balance After 2021-09-03 transaction · row 2 Joint disclosure: continuity of the reported position is unresolved; see ownership footnotes.
1 source row

Row 2 · 2021-09-03 · Sale · Disposed 212 · Balance 96,216

F3: These shares of the Issuer's common stock were sold in a block order at price of $34.00 pursuant to a Rule 10b5-1 trading plan established by OrbiMed Partners Master Fund Limited ("OPM").

F4: These shares of the Issuer's common stock are held of record by OPM. OrbiMed Capital LLC ("OrbiMed Capital") is the investment advisor to OPM. OrbiMed Capital exercises voting and investment power through a management committee comprised of Carl L. Gordon, Sven H. Borho, and W. Carter Neild, each of whom disclaims beneficial ownership of the Shares held by OPM.

F5: This report on Form 4 is jointly filed by GP VII, OrbiMed Advisors, and OrbiMed Capital. Each of the Reporting Persons disclaims beneficial ownership of the securities reported herein for purposes of Rule 16a-1(a) under the Securities Exchange Act of 1934, as amended (the "Exchange Act"), except to the extent of its pecuniary interest therein, if any. OrbiMed Advisors and GP VII have designated David Bonita ("Bonita"), a member of OrbiMed Advisors, to serve on the Issuer's board of directors. This report shall not be deemed an admission that any of the Reporting Persons, or Bonita, is a beneficial owner of such securities for the purposes of Section 16 of the Exchange Act, or for any other purposes.

Common StockSEC Table I · non-derivativeIndirectSee Footnotes3,177,041 Reported balance After 2021-09-07 transaction · row 3 Joint disclosure: continuity of the reported position is unresolved; see ownership footnotes.
1 source row

Row 3 · 2021-09-07 · Sale · Disposed 861 · Balance 3,177,041

F6: These shares of the Issuer's common stock were sold in a block order at price of $33.93 pursuant to a Rule 10b5-1 trading plan established by OPI VII.

F2: These shares of the Issuer's common stock are held of record by OPI VII. OrbiMed Capital GP VII LLC ("GP VII") is the general partner of OPI VII, and OrbiMed Advisors LLC ("OrbiMed Advisors"), a registered investment adviser under the Investment Advisors Act of 1940, as amended, is the managing member of GP VII. OrbiMed Advisors and GP VII exercise investment and voting power through a management committee comprised of Carl L. Gordon, Sven H. Borho, and W. Carter Neild, each of whom disclaims beneficial ownership of the Shares held by OPI VII.

F5: This report on Form 4 is jointly filed by GP VII, OrbiMed Advisors, and OrbiMed Capital. Each of the Reporting Persons disclaims beneficial ownership of the securities reported herein for purposes of Rule 16a-1(a) under the Securities Exchange Act of 1934, as amended (the "Exchange Act"), except to the extent of its pecuniary interest therein, if any. OrbiMed Advisors and GP VII have designated David Bonita ("Bonita"), a member of OrbiMed Advisors, to serve on the Issuer's board of directors. This report shall not be deemed an admission that any of the Reporting Persons, or Bonita, is a beneficial owner of such securities for the purposes of Section 16 of the Exchange Act, or for any other purposes.

Common StockSEC Table I · non-derivativeIndirectSee Footnotes96,190 Reported balance After 2021-09-07 transaction · row 4 Joint disclosure: continuity of the reported position is unresolved; see ownership footnotes.
1 source row

Row 4 · 2021-09-07 · Sale · Disposed 26 · Balance 96,190

F7: These shares of the Issuer's common stock were sold in a block order at price of $33.93 pursuant to a Rule 10b5-1 trading plan established by OPM.

F4: These shares of the Issuer's common stock are held of record by OPM. OrbiMed Capital LLC ("OrbiMed Capital") is the investment advisor to OPM. OrbiMed Capital exercises voting and investment power through a management committee comprised of Carl L. Gordon, Sven H. Borho, and W. Carter Neild, each of whom disclaims beneficial ownership of the Shares held by OPM.

F5: This report on Form 4 is jointly filed by GP VII, OrbiMed Advisors, and OrbiMed Capital. Each of the Reporting Persons disclaims beneficial ownership of the securities reported herein for purposes of Rule 16a-1(a) under the Securities Exchange Act of 1934, as amended (the "Exchange Act"), except to the extent of its pecuniary interest therein, if any. OrbiMed Advisors and GP VII have designated David Bonita ("Bonita"), a member of OrbiMed Advisors, to serve on the Issuer's board of directors. This report shall not be deemed an admission that any of the Reporting Persons, or Bonita, is a beneficial owner of such securities for the purposes of Section 16 of the Exchange Act, or for any other purposes.

Filing footnotes · ownership attribution and instrument terms

F1: These shares of the Issuer's common stock were sold in a block order at price of $34.00 pursuant to a Rule 10b5-1 trading plan established by OrbiMed Private Investments VII, LP ("OPI VII").

F2: These shares of the Issuer's common stock are held of record by OPI VII. OrbiMed Capital GP VII LLC ("GP VII") is the general partner of OPI VII, and OrbiMed Advisors LLC ("OrbiMed Advisors"), a registered investment adviser under the Investment Advisors Act of 1940, as amended, is the managing member of GP VII. OrbiMed Advisors and GP VII exercise investment and voting power through a management committee comprised of Carl L. Gordon, Sven H. Borho, and W. Carter Neild, each of whom disclaims beneficial ownership of the Shares held by OPI VII.

F3: These shares of the Issuer's common stock were sold in a block order at price of $34.00 pursuant to a Rule 10b5-1 trading plan established by OrbiMed Partners Master Fund Limited ("OPM").

F4: These shares of the Issuer's common stock are held of record by OPM. OrbiMed Capital LLC ("OrbiMed Capital") is the investment advisor to OPM. OrbiMed Capital exercises voting and investment power through a management committee comprised of Carl L. Gordon, Sven H. Borho, and W. Carter Neild, each of whom disclaims beneficial ownership of the Shares held by OPM.

F5: This report on Form 4 is jointly filed by GP VII, OrbiMed Advisors, and OrbiMed Capital. Each of the Reporting Persons disclaims beneficial ownership of the securities reported herein for purposes of Rule 16a-1(a) under the Securities Exchange Act of 1934, as amended (the "Exchange Act"), except to the extent of its pecuniary interest therein, if any. OrbiMed Advisors and GP VII have designated David Bonita ("Bonita"), a member of OrbiMed Advisors, to serve on the Issuer's board of directors. This report shall not be deemed an admission that any of the Reporting Persons, or Bonita, is a beneficial owner of such securities for the purposes of Section 16 of the Exchange Act, or for any other purposes.

F6: These shares of the Issuer's common stock were sold in a block order at price of $33.93 pursuant to a Rule 10b5-1 trading plan established by OPI VII.

F7: These shares of the Issuer's common stock were sold in a block order at price of $33.93 pursuant to a Rule 10b5-1 trading plan established by OPM.

Synthorx, Inc.

Report date December 11, 2018 · Filed December 13, 2018

Jointly reported with ORBIMED ADVISORS LLC

Security / awardOwnership accountDisclosed shares / unitsDisclosure context
Common StockSEC Table I · non-derivativeIndirectSee Footnote5,316,355 Last balance in matching sequence After 2018-12-11 transaction · row 2 Source-order balances reconcile. Account continuity and personal attribution are not independently verified.
2 source rows

Row 1 · 2018-12-11 · Purchase · Acquired 1,363,636 · Balance 1,363,636

F1: The shares were purchased at the Issuer's initial public offering.

F2: These securities are held of record by OrbiMed Private Investments VII, LP ("OPI VII"). OrbiMed Capital GP VII LLC ("GP VII") is the sole general partner of OPI VII, and OrbiMed Advisors LLC ("OrbiMed Advisors") is the managing member of GP VII. By virtue of such relationships, GP VII and OrbiMed Advisors may be deemed to have voting and investment power with respect to the shares held by OPI VII and as a result may be deemed to have beneficial ownership of such shares. OrbiMed Advisors exercises investment and voting power through a management committee comprised of Carl L. Gordon, Sven H. Borho and Jonathan T. Silverstein. The Reporting Persons have designated a representative, currently Peter A. Thompson, an employee of Advisors, to serve on the Issuer's board of directors.

F3: This report on Form 4 is jointly filed by GP VII and OrbiMed Advisors. Each of the Reporting Persons disclaims beneficial ownership of the securities reported herein for purposes of Rule 16a-1(a) under the Securities Exchange At of 1934, as amended (the "Exchange Act"), except to the extent of its pecuniary interest therein, if any. This report shall not be deemed an admission that any of the Reporting Persons is a beneficial owner of such securities for the purpose of Section 16 of the Exchange Act, or for any other purpose.

Row 2 · 2018-12-11 · Conversion · Acquired 3,952,719 · Balance 5,316,355

F4: Automatic conversion, in connection with the Issuer's initial public offering, of preferred stock into shares of common stock on a 1.60224-to-1 basis. The shares have no expiration date.

F2: These securities are held of record by OrbiMed Private Investments VII, LP ("OPI VII"). OrbiMed Capital GP VII LLC ("GP VII") is the sole general partner of OPI VII, and OrbiMed Advisors LLC ("OrbiMed Advisors") is the managing member of GP VII. By virtue of such relationships, GP VII and OrbiMed Advisors may be deemed to have voting and investment power with respect to the shares held by OPI VII and as a result may be deemed to have beneficial ownership of such shares. OrbiMed Advisors exercises investment and voting power through a management committee comprised of Carl L. Gordon, Sven H. Borho and Jonathan T. Silverstein. The Reporting Persons have designated a representative, currently Peter A. Thompson, an employee of Advisors, to serve on the Issuer's board of directors.

F3: This report on Form 4 is jointly filed by GP VII and OrbiMed Advisors. Each of the Reporting Persons disclaims beneficial ownership of the securities reported herein for purposes of Rule 16a-1(a) under the Securities Exchange At of 1934, as amended (the "Exchange Act"), except to the extent of its pecuniary interest therein, if any. This report shall not be deemed an admission that any of the Reporting Persons is a beneficial owner of such securities for the purpose of Section 16 of the Exchange Act, or for any other purpose.

Series C Preferred StockSEC Table II · derivative / convertible securityIndirectSee Footnote0 Reported balance After 2018-12-11 transaction · row 3 Instrument identity requires review; Table II rows are not merged.
1 source row

Row 3 · 2018-12-11 · Conversion · Disposed 6,333,206 · Balance 0

F4: Automatic conversion, in connection with the Issuer's initial public offering, of preferred stock into shares of common stock on a 1.60224-to-1 basis. The shares have no expiration date.

F2: These securities are held of record by OrbiMed Private Investments VII, LP ("OPI VII"). OrbiMed Capital GP VII LLC ("GP VII") is the sole general partner of OPI VII, and OrbiMed Advisors LLC ("OrbiMed Advisors") is the managing member of GP VII. By virtue of such relationships, GP VII and OrbiMed Advisors may be deemed to have voting and investment power with respect to the shares held by OPI VII and as a result may be deemed to have beneficial ownership of such shares. OrbiMed Advisors exercises investment and voting power through a management committee comprised of Carl L. Gordon, Sven H. Borho and Jonathan T. Silverstein. The Reporting Persons have designated a representative, currently Peter A. Thompson, an employee of Advisors, to serve on the Issuer's board of directors.

F3: This report on Form 4 is jointly filed by GP VII and OrbiMed Advisors. Each of the Reporting Persons disclaims beneficial ownership of the securities reported herein for purposes of Rule 16a-1(a) under the Securities Exchange At of 1934, as amended (the "Exchange Act"), except to the extent of its pecuniary interest therein, if any. This report shall not be deemed an admission that any of the Reporting Persons is a beneficial owner of such securities for the purpose of Section 16 of the Exchange Act, or for any other purpose.

Filing footnotes · ownership attribution and instrument terms

F1: The shares were purchased at the Issuer's initial public offering.

F2: These securities are held of record by OrbiMed Private Investments VII, LP ("OPI VII"). OrbiMed Capital GP VII LLC ("GP VII") is the sole general partner of OPI VII, and OrbiMed Advisors LLC ("OrbiMed Advisors") is the managing member of GP VII. By virtue of such relationships, GP VII and OrbiMed Advisors may be deemed to have voting and investment power with respect to the shares held by OPI VII and as a result may be deemed to have beneficial ownership of such shares. OrbiMed Advisors exercises investment and voting power through a management committee comprised of Carl L. Gordon, Sven H. Borho and Jonathan T. Silverstein. The Reporting Persons have designated a representative, currently Peter A. Thompson, an employee of Advisors, to serve on the Issuer's board of directors.

F3: This report on Form 4 is jointly filed by GP VII and OrbiMed Advisors. Each of the Reporting Persons disclaims beneficial ownership of the securities reported herein for purposes of Rule 16a-1(a) under the Securities Exchange At of 1934, as amended (the "Exchange Act"), except to the extent of its pecuniary interest therein, if any. This report shall not be deemed an admission that any of the Reporting Persons is a beneficial owner of such securities for the purpose of Section 16 of the Exchange Act, or for any other purpose.

F4: Automatic conversion, in connection with the Issuer's initial public offering, of preferred stock into shares of common stock on a 1.60224-to-1 basis. The shares have no expiration date.

Terns Pharmaceuticals, Inc.

Report date July 15, 2024 · Filed July 18, 2024

Jointly reported with ORBIMED ADVISORS LLC, OrbiMed Asia GP III, L.P., OrbiMed Advisors III Ltd, OrbiMed Genesis GP LLC

Security / awardOwnership accountDisclosed shares / unitsDisclosure context
Common StockSEC Table I · non-derivativeIndirectSee footnotes4,843,421 Reported balance After 2024-07-15 transaction · row 1 Joint disclosure: continuity of the reported position is unresolved; see ownership footnotes.
1 source row

Row 1 · 2024-07-15 · Sale · Disposed 39,433 · Balance 4,843,421

F1: These securities are held of record by OrbiMed Private Investments VII, LP ("OPI VII"). OrbiMed Capital GP VII LLC ("OrbiMed GP") is the general partner of OPI VII and OrbiMed Advisors LLC ("OrbiMed Advisors") is the managing member of OrbiMed GP. By virtue of such relationships, OrbiMed GP and OrbiMed Advisors may be deemed to have voting power and investment power over the securities held by OPI VII and as a result, may be deemed to have beneficial ownership over such securities. OrbiMed Advisors exercises voting and investment power through a management committee comprised of Carl L. Gordon, Sven H. Borho, and W. Carter Neild, each of whom disclaims beneficial ownership of the shares held by OPI VII.

F4: This report on Form 4 is jointly filed by OrbiMed Advisors, OrbiMed GP, Genesis GP, Advisors III, and Asia GP. Each of the Reporting Persons disclaims beneficial ownership of the securities reported herein for purposes of Rule 16a-1(a) under the Securities Exchange Act of 1934, as amended (the "Exchange Act"), except to the extent of its pecuniary interest therein, if any. The Reporting Persons have designated a representative, Carl L. Gordon, a member of OrbiMed Advisors, to serve on the Issuer's board of directors. This report shall not be deemed an admission that any such entity or person is a beneficial owner of such securities for purpose of Section 16 of the Exchange Act, or for any other purpose.

Common StockSEC Table I · non-derivativeIndirectSee footnotes1,968,480 Reported balance After 2024-07-15 transaction · row 2 Joint disclosure: continuity of the reported position is unresolved; see ownership footnotes.
1 source row

Row 2 · 2024-07-15 · Sale · Disposed 5,401 · Balance 1,968,480

F2: These securities are held of record by OrbiMed Asia Partners III, L.P. ("OAP III"). OrbiMed Asia GP III, L.P. ("Asia GP") is the general partner of OAP III and OrbiMed Advisors III Limited ("Advisors III") is the general partner of Asia GP. OrbiMed Advisors is the advisory company of OAP III. By virtue of such relationships, Asia GP, Advisors III, and OrbiMed Advisors may be deemed to have voting power and investment power over the securities held by OAP III and as a result, may be deemed to have beneficial ownership over such securities. OrbiMed Advisors exercises voting and investment power through a management committee comprised of Carl L. Gordon, Sven H. Borho, and W. Carter Neild, each of whom disclaims beneficial ownership of the shares held by OAP III.

F4: This report on Form 4 is jointly filed by OrbiMed Advisors, OrbiMed GP, Genesis GP, Advisors III, and Asia GP. Each of the Reporting Persons disclaims beneficial ownership of the securities reported herein for purposes of Rule 16a-1(a) under the Securities Exchange Act of 1934, as amended (the "Exchange Act"), except to the extent of its pecuniary interest therein, if any. The Reporting Persons have designated a representative, Carl L. Gordon, a member of OrbiMed Advisors, to serve on the Issuer's board of directors. This report shall not be deemed an admission that any such entity or person is a beneficial owner of such securities for purpose of Section 16 of the Exchange Act, or for any other purpose.

Common StockSEC Table I · non-derivativeIndirectSee footnotes756,258 Reported balance After 2024-07-15 transaction · row 3 Joint disclosure: continuity of the reported position is unresolved; see ownership footnotes.
1 source row

Row 3 · 2024-07-15 · Sale · Disposed 6,142 · Balance 756,258

F3: These securities are held of record by OrbiMed Genesis Master Fund, L.P. ("Genesis"). OrbiMed Genesis GP LLC ("Genesis GP") is the general partner of Genesis and OrbiMed Advisors is the managing member of Genesis GP. By virtue of such relationships, Genesis GP and OrbiMed Advisors may be deemed to have voting power and investment power over the securities held by Genesis and as a result, may be deemed to have beneficial ownership over such securities. OrbiMed Advisors exercises voting and investment power through a management committee comprised of Carl L. Gordon, Sven H. Borho, and W. Carter Neild, each of whom disclaims beneficial ownership of the shares held by Genesis.

F4: This report on Form 4 is jointly filed by OrbiMed Advisors, OrbiMed GP, Genesis GP, Advisors III, and Asia GP. Each of the Reporting Persons disclaims beneficial ownership of the securities reported herein for purposes of Rule 16a-1(a) under the Securities Exchange Act of 1934, as amended (the "Exchange Act"), except to the extent of its pecuniary interest therein, if any. The Reporting Persons have designated a representative, Carl L. Gordon, a member of OrbiMed Advisors, to serve on the Issuer's board of directors. This report shall not be deemed an admission that any such entity or person is a beneficial owner of such securities for purpose of Section 16 of the Exchange Act, or for any other purpose.

Common StockSEC Table I · non-derivativeIndirectSee footnotes4,839,412 Reported balance After 2024-07-16 transaction · row 4 Joint disclosure: continuity of the reported position is unresolved; see ownership footnotes.
1 source row

Row 4 · 2024-07-16 · Sale · Disposed 4,009 · Balance 4,839,412

F1: These securities are held of record by OrbiMed Private Investments VII, LP ("OPI VII"). OrbiMed Capital GP VII LLC ("OrbiMed GP") is the general partner of OPI VII and OrbiMed Advisors LLC ("OrbiMed Advisors") is the managing member of OrbiMed GP. By virtue of such relationships, OrbiMed GP and OrbiMed Advisors may be deemed to have voting power and investment power over the securities held by OPI VII and as a result, may be deemed to have beneficial ownership over such securities. OrbiMed Advisors exercises voting and investment power through a management committee comprised of Carl L. Gordon, Sven H. Borho, and W. Carter Neild, each of whom disclaims beneficial ownership of the shares held by OPI VII.

F4: This report on Form 4 is jointly filed by OrbiMed Advisors, OrbiMed GP, Genesis GP, Advisors III, and Asia GP. Each of the Reporting Persons disclaims beneficial ownership of the securities reported herein for purposes of Rule 16a-1(a) under the Securities Exchange Act of 1934, as amended (the "Exchange Act"), except to the extent of its pecuniary interest therein, if any. The Reporting Persons have designated a representative, Carl L. Gordon, a member of OrbiMed Advisors, to serve on the Issuer's board of directors. This report shall not be deemed an admission that any such entity or person is a beneficial owner of such securities for purpose of Section 16 of the Exchange Act, or for any other purpose.

Common StockSEC Table I · non-derivativeIndirectSee footnotes1,967,924 Reported balance After 2024-07-16 transaction · row 5 Joint disclosure: continuity of the reported position is unresolved; see ownership footnotes.
1 source row

Row 5 · 2024-07-16 · Sale · Disposed 556 · Balance 1,967,924

F2: These securities are held of record by OrbiMed Asia Partners III, L.P. ("OAP III"). OrbiMed Asia GP III, L.P. ("Asia GP") is the general partner of OAP III and OrbiMed Advisors III Limited ("Advisors III") is the general partner of Asia GP. OrbiMed Advisors is the advisory company of OAP III. By virtue of such relationships, Asia GP, Advisors III, and OrbiMed Advisors may be deemed to have voting power and investment power over the securities held by OAP III and as a result, may be deemed to have beneficial ownership over such securities. OrbiMed Advisors exercises voting and investment power through a management committee comprised of Carl L. Gordon, Sven H. Borho, and W. Carter Neild, each of whom disclaims beneficial ownership of the shares held by OAP III.

F4: This report on Form 4 is jointly filed by OrbiMed Advisors, OrbiMed GP, Genesis GP, Advisors III, and Asia GP. Each of the Reporting Persons disclaims beneficial ownership of the securities reported herein for purposes of Rule 16a-1(a) under the Securities Exchange Act of 1934, as amended (the "Exchange Act"), except to the extent of its pecuniary interest therein, if any. The Reporting Persons have designated a representative, Carl L. Gordon, a member of OrbiMed Advisors, to serve on the Issuer's board of directors. This report shall not be deemed an admission that any such entity or person is a beneficial owner of such securities for purpose of Section 16 of the Exchange Act, or for any other purpose.

Common StockSEC Table I · non-derivativeIndirectSee footnotes755,635 Reported balance After 2024-07-16 transaction · row 6 Joint disclosure: continuity of the reported position is unresolved; see ownership footnotes.
1 source row

Row 6 · 2024-07-16 · Sale · Disposed 623 · Balance 755,635

F3: These securities are held of record by OrbiMed Genesis Master Fund, L.P. ("Genesis"). OrbiMed Genesis GP LLC ("Genesis GP") is the general partner of Genesis and OrbiMed Advisors is the managing member of Genesis GP. By virtue of such relationships, Genesis GP and OrbiMed Advisors may be deemed to have voting power and investment power over the securities held by Genesis and as a result, may be deemed to have beneficial ownership over such securities. OrbiMed Advisors exercises voting and investment power through a management committee comprised of Carl L. Gordon, Sven H. Borho, and W. Carter Neild, each of whom disclaims beneficial ownership of the shares held by Genesis.

F4: This report on Form 4 is jointly filed by OrbiMed Advisors, OrbiMed GP, Genesis GP, Advisors III, and Asia GP. Each of the Reporting Persons disclaims beneficial ownership of the securities reported herein for purposes of Rule 16a-1(a) under the Securities Exchange Act of 1934, as amended (the "Exchange Act"), except to the extent of its pecuniary interest therein, if any. The Reporting Persons have designated a representative, Carl L. Gordon, a member of OrbiMed Advisors, to serve on the Issuer's board of directors. This report shall not be deemed an admission that any such entity or person is a beneficial owner of such securities for purpose of Section 16 of the Exchange Act, or for any other purpose.

Filing footnotes · ownership attribution and instrument terms

F1: These securities are held of record by OrbiMed Private Investments VII, LP ("OPI VII"). OrbiMed Capital GP VII LLC ("OrbiMed GP") is the general partner of OPI VII and OrbiMed Advisors LLC ("OrbiMed Advisors") is the managing member of OrbiMed GP. By virtue of such relationships, OrbiMed GP and OrbiMed Advisors may be deemed to have voting power and investment power over the securities held by OPI VII and as a result, may be deemed to have beneficial ownership over such securities. OrbiMed Advisors exercises voting and investment power through a management committee comprised of Carl L. Gordon, Sven H. Borho, and W. Carter Neild, each of whom disclaims beneficial ownership of the shares held by OPI VII.

F2: These securities are held of record by OrbiMed Asia Partners III, L.P. ("OAP III"). OrbiMed Asia GP III, L.P. ("Asia GP") is the general partner of OAP III and OrbiMed Advisors III Limited ("Advisors III") is the general partner of Asia GP. OrbiMed Advisors is the advisory company of OAP III. By virtue of such relationships, Asia GP, Advisors III, and OrbiMed Advisors may be deemed to have voting power and investment power over the securities held by OAP III and as a result, may be deemed to have beneficial ownership over such securities. OrbiMed Advisors exercises voting and investment power through a management committee comprised of Carl L. Gordon, Sven H. Borho, and W. Carter Neild, each of whom disclaims beneficial ownership of the shares held by OAP III.

F3: These securities are held of record by OrbiMed Genesis Master Fund, L.P. ("Genesis"). OrbiMed Genesis GP LLC ("Genesis GP") is the general partner of Genesis and OrbiMed Advisors is the managing member of Genesis GP. By virtue of such relationships, Genesis GP and OrbiMed Advisors may be deemed to have voting power and investment power over the securities held by Genesis and as a result, may be deemed to have beneficial ownership over such securities. OrbiMed Advisors exercises voting and investment power through a management committee comprised of Carl L. Gordon, Sven H. Borho, and W. Carter Neild, each of whom disclaims beneficial ownership of the shares held by Genesis.

F4: This report on Form 4 is jointly filed by OrbiMed Advisors, OrbiMed GP, Genesis GP, Advisors III, and Asia GP. Each of the Reporting Persons disclaims beneficial ownership of the securities reported herein for purposes of Rule 16a-1(a) under the Securities Exchange Act of 1934, as amended (the "Exchange Act"), except to the extent of its pecuniary interest therein, if any. The Reporting Persons have designated a representative, Carl L. Gordon, a member of OrbiMed Advisors, to serve on the Issuer's board of directors. This report shall not be deemed an admission that any such entity or person is a beneficial owner of such securities for purpose of Section 16 of the Exchange Act, or for any other purpose.

Third Harmonic Bio, Inc.

Report date September 19, 2022 · Filed September 21, 2022

Jointly reported with ORBIMED ADVISORS LLC

Security / awardOwnership accountDisclosed shares / unitsDisclosure context
Common StockSEC Table I · non-derivativeIndirectSee Footnote5,779,071 Last balance in matching sequence After 2022-09-19 transaction · row 2 Source-order balances reconcile. Account continuity and personal attribution are not independently verified.
2 source rows

Row 1 · 2022-09-19 · Conversion · Acquired 5,479,071 · Balance 5,479,071

F1: Each share of the Issuer's Series A-2 Preferred Stock, Series A-3 Preferred Stock, and Series B Preferred Stock automatically converted into the number of shares of the Issuer's Common Stock based on a 1 to 2.259 reverse stock conversion ratio immediately prior to the closing of the Issuer's initial public offering and has no expiration date.

F2: This report on Form 4 is jointly filed by OrbiMed Capital GP VII LLC ("OrbiMed GP VII") and OrbiMed Advisors LLC ("OrbiMed Advisors"). Each of the Reporting Persons disclaims beneficial ownership of the securities reported herein for purposes of Rule 16a-1 (a) under the Securities Exchange Act of 1934, as amended (the "Exchange Act"), except to the extent of its pecuniary interest therein, if any. The Reporting Persons have designated a representative, David Bonita, a member of OrbiMed Advisors, to serve on the Issuer's board of directors. This report shall not be deemed an admission that any such entity or person is a beneficial owner of such securities for purpose of Section 16 of the Exchange Act, or for any other purpose.

F3: These securities are held of record by OrbiMed Private Investments VII, LP ("OPI VII"). OrbiMed GP VII is the general partner of OPI VII and OrbiMed Advisors is the managing member of OrbiMed GP VII. By virtue of such relationships, OrbiMed GP VII and OrbiMed Advisors may be deemed to have voting power and investment power over the securities held by OPI VII and as a result, may be deemed to have beneficial ownership over such securities. OrbiMed Advisors exercises voting and investment power through a management committee comprised of Carl L. Gordon, Sven H. Borho, and W. Carter Neild, each of whom disclaims beneficial ownership of the shares held by OPI VII.

Row 2 · 2022-09-19 · Purchase · Acquired 300,000 · Balance 5,779,071

F2: This report on Form 4 is jointly filed by OrbiMed Capital GP VII LLC ("OrbiMed GP VII") and OrbiMed Advisors LLC ("OrbiMed Advisors"). Each of the Reporting Persons disclaims beneficial ownership of the securities reported herein for purposes of Rule 16a-1 (a) under the Securities Exchange Act of 1934, as amended (the "Exchange Act"), except to the extent of its pecuniary interest therein, if any. The Reporting Persons have designated a representative, David Bonita, a member of OrbiMed Advisors, to serve on the Issuer's board of directors. This report shall not be deemed an admission that any such entity or person is a beneficial owner of such securities for purpose of Section 16 of the Exchange Act, or for any other purpose.

F3: These securities are held of record by OrbiMed Private Investments VII, LP ("OPI VII"). OrbiMed GP VII is the general partner of OPI VII and OrbiMed Advisors is the managing member of OrbiMed GP VII. By virtue of such relationships, OrbiMed GP VII and OrbiMed Advisors may be deemed to have voting power and investment power over the securities held by OPI VII and as a result, may be deemed to have beneficial ownership over such securities. OrbiMed Advisors exercises voting and investment power through a management committee comprised of Carl L. Gordon, Sven H. Borho, and W. Carter Neild, each of whom disclaims beneficial ownership of the shares held by OPI VII.

Series A-2 Preferred StockSEC Table II · derivative / convertible securityIndirectSee Footnote0 Reported balance After 2022-09-19 transaction · row 3 Instrument identity requires review; Table II rows are not merged.
1 source row

Row 3 · 2022-09-19 · Conversion · Disposed 8,593,750 · Balance 0

F1: Each share of the Issuer's Series A-2 Preferred Stock, Series A-3 Preferred Stock, and Series B Preferred Stock automatically converted into the number of shares of the Issuer's Common Stock based on a 1 to 2.259 reverse stock conversion ratio immediately prior to the closing of the Issuer's initial public offering and has no expiration date.

F2: This report on Form 4 is jointly filed by OrbiMed Capital GP VII LLC ("OrbiMed GP VII") and OrbiMed Advisors LLC ("OrbiMed Advisors"). Each of the Reporting Persons disclaims beneficial ownership of the securities reported herein for purposes of Rule 16a-1 (a) under the Securities Exchange Act of 1934, as amended (the "Exchange Act"), except to the extent of its pecuniary interest therein, if any. The Reporting Persons have designated a representative, David Bonita, a member of OrbiMed Advisors, to serve on the Issuer's board of directors. This report shall not be deemed an admission that any such entity or person is a beneficial owner of such securities for purpose of Section 16 of the Exchange Act, or for any other purpose.

F3: These securities are held of record by OrbiMed Private Investments VII, LP ("OPI VII"). OrbiMed GP VII is the general partner of OPI VII and OrbiMed Advisors is the managing member of OrbiMed GP VII. By virtue of such relationships, OrbiMed GP VII and OrbiMed Advisors may be deemed to have voting power and investment power over the securities held by OPI VII and as a result, may be deemed to have beneficial ownership over such securities. OrbiMed Advisors exercises voting and investment power through a management committee comprised of Carl L. Gordon, Sven H. Borho, and W. Carter Neild, each of whom disclaims beneficial ownership of the shares held by OPI VII.

Series A-3 Preferred StockSEC Table II · derivative / convertible securityIndirectSee Footnote0 Reported balance After 2022-09-19 transaction · row 4 Instrument identity requires review; Table II rows are not merged.
1 source row

Row 4 · 2022-09-19 · Conversion · Disposed 2,441,407 · Balance 0

F1: Each share of the Issuer's Series A-2 Preferred Stock, Series A-3 Preferred Stock, and Series B Preferred Stock automatically converted into the number of shares of the Issuer's Common Stock based on a 1 to 2.259 reverse stock conversion ratio immediately prior to the closing of the Issuer's initial public offering and has no expiration date.

F2: This report on Form 4 is jointly filed by OrbiMed Capital GP VII LLC ("OrbiMed GP VII") and OrbiMed Advisors LLC ("OrbiMed Advisors"). Each of the Reporting Persons disclaims beneficial ownership of the securities reported herein for purposes of Rule 16a-1 (a) under the Securities Exchange Act of 1934, as amended (the "Exchange Act"), except to the extent of its pecuniary interest therein, if any. The Reporting Persons have designated a representative, David Bonita, a member of OrbiMed Advisors, to serve on the Issuer's board of directors. This report shall not be deemed an admission that any such entity or person is a beneficial owner of such securities for purpose of Section 16 of the Exchange Act, or for any other purpose.

F3: These securities are held of record by OrbiMed Private Investments VII, LP ("OPI VII"). OrbiMed GP VII is the general partner of OPI VII and OrbiMed Advisors is the managing member of OrbiMed GP VII. By virtue of such relationships, OrbiMed GP VII and OrbiMed Advisors may be deemed to have voting power and investment power over the securities held by OPI VII and as a result, may be deemed to have beneficial ownership over such securities. OrbiMed Advisors exercises voting and investment power through a management committee comprised of Carl L. Gordon, Sven H. Borho, and W. Carter Neild, each of whom disclaims beneficial ownership of the shares held by OPI VII.

Series B Preferred StockSEC Table II · derivative / convertible securityIndirectSee Footnote0 Reported balance After 2022-09-19 transaction · row 5 Instrument identity requires review; Table II rows are not merged.
1 source row

Row 5 · 2022-09-19 · Conversion · Disposed 1,342,065 · Balance 0

F1: Each share of the Issuer's Series A-2 Preferred Stock, Series A-3 Preferred Stock, and Series B Preferred Stock automatically converted into the number of shares of the Issuer's Common Stock based on a 1 to 2.259 reverse stock conversion ratio immediately prior to the closing of the Issuer's initial public offering and has no expiration date.

F2: This report on Form 4 is jointly filed by OrbiMed Capital GP VII LLC ("OrbiMed GP VII") and OrbiMed Advisors LLC ("OrbiMed Advisors"). Each of the Reporting Persons disclaims beneficial ownership of the securities reported herein for purposes of Rule 16a-1 (a) under the Securities Exchange Act of 1934, as amended (the "Exchange Act"), except to the extent of its pecuniary interest therein, if any. The Reporting Persons have designated a representative, David Bonita, a member of OrbiMed Advisors, to serve on the Issuer's board of directors. This report shall not be deemed an admission that any such entity or person is a beneficial owner of such securities for purpose of Section 16 of the Exchange Act, or for any other purpose.

F3: These securities are held of record by OrbiMed Private Investments VII, LP ("OPI VII"). OrbiMed GP VII is the general partner of OPI VII and OrbiMed Advisors is the managing member of OrbiMed GP VII. By virtue of such relationships, OrbiMed GP VII and OrbiMed Advisors may be deemed to have voting power and investment power over the securities held by OPI VII and as a result, may be deemed to have beneficial ownership over such securities. OrbiMed Advisors exercises voting and investment power through a management committee comprised of Carl L. Gordon, Sven H. Borho, and W. Carter Neild, each of whom disclaims beneficial ownership of the shares held by OPI VII.

Filing footnotes · ownership attribution and instrument terms

F1: Each share of the Issuer's Series A-2 Preferred Stock, Series A-3 Preferred Stock, and Series B Preferred Stock automatically converted into the number of shares of the Issuer's Common Stock based on a 1 to 2.259 reverse stock conversion ratio immediately prior to the closing of the Issuer's initial public offering and has no expiration date.

F2: This report on Form 4 is jointly filed by OrbiMed Capital GP VII LLC ("OrbiMed GP VII") and OrbiMed Advisors LLC ("OrbiMed Advisors"). Each of the Reporting Persons disclaims beneficial ownership of the securities reported herein for purposes of Rule 16a-1 (a) under the Securities Exchange Act of 1934, as amended (the "Exchange Act"), except to the extent of its pecuniary interest therein, if any. The Reporting Persons have designated a representative, David Bonita, a member of OrbiMed Advisors, to serve on the Issuer's board of directors. This report shall not be deemed an admission that any such entity or person is a beneficial owner of such securities for purpose of Section 16 of the Exchange Act, or for any other purpose.

F3: These securities are held of record by OrbiMed Private Investments VII, LP ("OPI VII"). OrbiMed GP VII is the general partner of OPI VII and OrbiMed Advisors is the managing member of OrbiMed GP VII. By virtue of such relationships, OrbiMed GP VII and OrbiMed Advisors may be deemed to have voting power and investment power over the securities held by OPI VII and as a result, may be deemed to have beneficial ownership over such securities. OrbiMed Advisors exercises voting and investment power through a management committee comprised of Carl L. Gordon, Sven H. Borho, and W. Carter Neild, each of whom disclaims beneficial ownership of the shares held by OPI VII.

Past disclosures · reporting ended (7)

No longer tracked through insider filings. These historical balances do not imply present ownership or a zero position.

Arcutis Biotherapeutics, Inc.

Report date June 24, 2022 · Filed June 28, 2022

Jointly reported with ORBIMED ADVISORS LLC, ORBIMED CAPITAL LLC

Section 16 reporting ended · disclosed 2022-06-28. Current position is not established by this disclosure.

Security / awardOwnership accountDisclosed shares / unitsDisclosure context
Common StockSEC Table I · non-derivativeIndirectSee Footnotes3,534,537 Reported balance After 2022-06-24 transaction · row 1 Joint disclosure: continuity of the reported position is unresolved; see ownership footnotes.
1 source row

Row 1 · 2022-06-24 · Sale · Disposed 306,027 · Balance 3,534,537

F1: These shares of the Issuer's common stock ("Shares") were sold in multiple transactions at prices ranging from $21.17 to $21.75. The price reported reflects the weighted average sale price. The Reporting Persons undertake to provide to the Issuer, any security holder of the Issuer or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of Shares purchased at each separate price within the ranges set forth in this footnote.

F2: The Shares are held of record by OrbiMed Private Investments VII, LP ("OPI VII"). OrbiMed Capital GP VII LLC ("OrbiMed GP VII") is the general partner of OPI VII, and OrbiMed Advisors LLC ("OrbiMed Advisors"), a registered investment adviser under the Investment Advisers Act of 1940, as amended, is the managing member of OrbiMed GP VII. OrbiMed GP VII and OrbiMed Advisors may be deemed to have voting and investment power over the securities held by OPI VII. OrbiMed Advisors exercises voting and investment power through a management committee comprised of Carl L. Gordon, Sven H. Borho, and W. Carter Neild, each of whom disclaims beneficial ownership of the Shares held by OPI VII.

F4: This report on Form 4 is filed by OrbiMed Advisors, OrbiMed GP VII and OrbiMed Capital. Each of the Reporting Persons disclaims beneficial ownership of the securities reported herein for purposes of Rule 16a-1(a) under the Securities Exchange Act of 1934, as amended (the "Exchange Act"), except to the extent of its pecuniary interest therein, if any. This report on Form 4 shall not be deemed an admission that any of the Reporting Persons is a beneficial owner of such securities for the purpose of Section 16 of the Exchange Act, or for any other purpose.

Common StockSEC Table I · non-derivativeIndirectSee Footnotes415,142 Reported balance After 2022-06-24 transaction · row 2 Joint disclosure: continuity of the reported position is unresolved; see ownership footnotes.
1 source row

Row 2 · 2022-06-24 · Sale · Disposed 35,944 · Balance 415,142

F1: These shares of the Issuer's common stock ("Shares") were sold in multiple transactions at prices ranging from $21.17 to $21.75. The price reported reflects the weighted average sale price. The Reporting Persons undertake to provide to the Issuer, any security holder of the Issuer or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of Shares purchased at each separate price within the ranges set forth in this footnote.

F3: The Shares are held of record by OrbiMed Partners Master Fund Limited ("OPM"). OrbiMed Capital LLC ("OrbiMed Capital") is the investment advisor to OPM. OrbiMed Capital exercises voting and investment power through a management committee comprised of Carl L. Gordon, Sven H. Borho, and W. Carter Neild, each of whom disclaims beneficial ownership of the Shares held by OPM.

F4: This report on Form 4 is filed by OrbiMed Advisors, OrbiMed GP VII and OrbiMed Capital. Each of the Reporting Persons disclaims beneficial ownership of the securities reported herein for purposes of Rule 16a-1(a) under the Securities Exchange Act of 1934, as amended (the "Exchange Act"), except to the extent of its pecuniary interest therein, if any. This report on Form 4 shall not be deemed an admission that any of the Reporting Persons is a beneficial owner of such securities for the purpose of Section 16 of the Exchange Act, or for any other purpose.

Filing footnotes · ownership attribution and instrument terms

F1: These shares of the Issuer's common stock ("Shares") were sold in multiple transactions at prices ranging from $21.17 to $21.75. The price reported reflects the weighted average sale price. The Reporting Persons undertake to provide to the Issuer, any security holder of the Issuer or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of Shares purchased at each separate price within the ranges set forth in this footnote.

F2: The Shares are held of record by OrbiMed Private Investments VII, LP ("OPI VII"). OrbiMed Capital GP VII LLC ("OrbiMed GP VII") is the general partner of OPI VII, and OrbiMed Advisors LLC ("OrbiMed Advisors"), a registered investment adviser under the Investment Advisers Act of 1940, as amended, is the managing member of OrbiMed GP VII. OrbiMed GP VII and OrbiMed Advisors may be deemed to have voting and investment power over the securities held by OPI VII. OrbiMed Advisors exercises voting and investment power through a management committee comprised of Carl L. Gordon, Sven H. Borho, and W. Carter Neild, each of whom disclaims beneficial ownership of the Shares held by OPI VII.

F3: The Shares are held of record by OrbiMed Partners Master Fund Limited ("OPM"). OrbiMed Capital LLC ("OrbiMed Capital") is the investment advisor to OPM. OrbiMed Capital exercises voting and investment power through a management committee comprised of Carl L. Gordon, Sven H. Borho, and W. Carter Neild, each of whom disclaims beneficial ownership of the Shares held by OPM.

F4: This report on Form 4 is filed by OrbiMed Advisors, OrbiMed GP VII and OrbiMed Capital. Each of the Reporting Persons disclaims beneficial ownership of the securities reported herein for purposes of Rule 16a-1(a) under the Securities Exchange Act of 1934, as amended (the "Exchange Act"), except to the extent of its pecuniary interest therein, if any. This report on Form 4 shall not be deemed an admission that any of the Reporting Persons is a beneficial owner of such securities for the purpose of Section 16 of the Exchange Act, or for any other purpose.

Damora Therapeutics, Inc.

Report date August 15, 2023 · Filed August 17, 2023

Jointly reported with ORBIMED ADVISORS LLC, OrbiMed Genesis GP LLC, OrbiMed Israel GP II, L.P., OrbiMed Advisors Israel II Ltd

Section 16 reporting ended · disclosed 2023-08-17. Current position is not established by this disclosure.

Security / awardOwnership accountDisclosed shares / unitsDisclosure context
Common StockSEC Table I · non-derivativeIndirectSee footnotes97,204 Reported balance After 2023-08-15 transaction · row 1 Joint disclosure: continuity of the reported position is unresolved; see ownership footnotes.
1 source row

Row 1 · 2023-08-15 · Sale · Disposed 38,327 · Balance 97,204

F1: These securities are held of record by OrbiMed Genesis Master Fund, L.P. ("OrbiMed Genesis"). OrbiMed Genesis GP LLC ("Genesis GP") is the general partner of OrbiMed Genesis and OrbiMed Advisors LLC ("OrbiMed Advisors") is the managing member of Genesis GP. By virtue of such relationships, OrbiMed Advisors and Genesis GP may be deemed to have voting power and investment power over the securities held by OrbiMed Genesis and, as a result, may be deemed to have beneficial ownership over such securities. OrbiMed Advisors exercises voting and investment power through a management committee comprised of Carl L. Gordon, Sven H. Borho, and W. Carter Neild, each of whom disclaims beneficial ownership of the securities held by OrbiMed Genesis.

F4: Each of OrbiMed Advisors, Genesis GP, OrbiMed Israel, OrbiMed Limited, and GP VII disclaims beneficial ownership of the securities reported herein for purposes of Rule 16a-1(a) under the Securities Exchange Act of 1934, as amended (the "Exchange Act"), except to the extent of its pecuniary interest therein, if any. This report shall not be deemed an admission that any such person or entity, including the Reporting Persons, is a beneficial owner of such securities for the purpose of Section 16 of the Exchange Act, or for any other purpose.

Common StockSEC Table I · non-derivativeIndirectSee footnotes631,048 Reported balance After 2023-08-15 transaction · row 2 Joint disclosure: continuity of the reported position is unresolved; see ownership footnotes.
1 source row

Row 2 · 2023-08-15 · Sale · Disposed 248,819 · Balance 631,048

F2: These securities are held of record by OrbiMed Israel Partners II, L.P. ("OIP II"). OrbiMed Israel GP II, L.P. ("OrbiMed Israel") is the general partner of OIP II and OrbiMed Advisors Israel II Limited ("OrbiMed Limited") is the general partner of OrbiMed Israel. By virtue of such relationships, OrbiMed Limited and OrbiMed Israel may be deemed to have voting power and investment power over the securities held by OIP II and, as a result, may be deemed to have beneficial ownership over such securities. OrbiMed Limited exercises voting and investment power through a management committee comprised of Carl L. Gordon, David P. Bonita, and Erez Chimovits, each of whom disclaims beneficial ownership of the securities held by OIP II.

F4: Each of OrbiMed Advisors, Genesis GP, OrbiMed Israel, OrbiMed Limited, and GP VII disclaims beneficial ownership of the securities reported herein for purposes of Rule 16a-1(a) under the Securities Exchange Act of 1934, as amended (the "Exchange Act"), except to the extent of its pecuniary interest therein, if any. This report shall not be deemed an admission that any such person or entity, including the Reporting Persons, is a beneficial owner of such securities for the purpose of Section 16 of the Exchange Act, or for any other purpose.

Common StockSEC Table I · non-derivativeIndirectSee footnotes1,510,375 Reported balance After 2023-08-15 transaction · row 3 Joint disclosure: continuity of the reported position is unresolved; see ownership footnotes.
1 source row

Row 3 · 2023-08-15 · Sale · Disposed 535,534 · Balance 1,510,375

F3: These securities are held of record by OrbiMed Private Investments VII, LP ("OPI VII"). OrbiMed Capital GP VII LLC ("GP VII") is the general partner of OPI VII and OrbiMed Advisors is the managing member of GP VII. By virtue of such relationships, OrbiMed Advisors and GP VII may be deemed to have voting power and investment power over the securities held by OPI VII and, as a result, may be deemed to have beneficial ownership over such securities. OrbiMed Advisors exercises voting and investment power through a management committee comprised of Carl L. Gordon, Sven H. Borho, and W. Carter Neild, each of whom disclaims beneficial ownership of the securities held by OPI VII.

F4: Each of OrbiMed Advisors, Genesis GP, OrbiMed Israel, OrbiMed Limited, and GP VII disclaims beneficial ownership of the securities reported herein for purposes of Rule 16a-1(a) under the Securities Exchange Act of 1934, as amended (the "Exchange Act"), except to the extent of its pecuniary interest therein, if any. This report shall not be deemed an admission that any such person or entity, including the Reporting Persons, is a beneficial owner of such securities for the purpose of Section 16 of the Exchange Act, or for any other purpose.

Filing footnotes · ownership attribution and instrument terms

F1: These securities are held of record by OrbiMed Genesis Master Fund, L.P. ("OrbiMed Genesis"). OrbiMed Genesis GP LLC ("Genesis GP") is the general partner of OrbiMed Genesis and OrbiMed Advisors LLC ("OrbiMed Advisors") is the managing member of Genesis GP. By virtue of such relationships, OrbiMed Advisors and Genesis GP may be deemed to have voting power and investment power over the securities held by OrbiMed Genesis and, as a result, may be deemed to have beneficial ownership over such securities. OrbiMed Advisors exercises voting and investment power through a management committee comprised of Carl L. Gordon, Sven H. Borho, and W. Carter Neild, each of whom disclaims beneficial ownership of the securities held by OrbiMed Genesis.

F2: These securities are held of record by OrbiMed Israel Partners II, L.P. ("OIP II"). OrbiMed Israel GP II, L.P. ("OrbiMed Israel") is the general partner of OIP II and OrbiMed Advisors Israel II Limited ("OrbiMed Limited") is the general partner of OrbiMed Israel. By virtue of such relationships, OrbiMed Limited and OrbiMed Israel may be deemed to have voting power and investment power over the securities held by OIP II and, as a result, may be deemed to have beneficial ownership over such securities. OrbiMed Limited exercises voting and investment power through a management committee comprised of Carl L. Gordon, David P. Bonita, and Erez Chimovits, each of whom disclaims beneficial ownership of the securities held by OIP II.

F3: These securities are held of record by OrbiMed Private Investments VII, LP ("OPI VII"). OrbiMed Capital GP VII LLC ("GP VII") is the general partner of OPI VII and OrbiMed Advisors is the managing member of GP VII. By virtue of such relationships, OrbiMed Advisors and GP VII may be deemed to have voting power and investment power over the securities held by OPI VII and, as a result, may be deemed to have beneficial ownership over such securities. OrbiMed Advisors exercises voting and investment power through a management committee comprised of Carl L. Gordon, Sven H. Borho, and W. Carter Neild, each of whom disclaims beneficial ownership of the securities held by OPI VII.

F4: Each of OrbiMed Advisors, Genesis GP, OrbiMed Israel, OrbiMed Limited, and GP VII disclaims beneficial ownership of the securities reported herein for purposes of Rule 16a-1(a) under the Securities Exchange Act of 1934, as amended (the "Exchange Act"), except to the extent of its pecuniary interest therein, if any. This report shall not be deemed an admission that any such person or entity, including the Reporting Persons, is a beneficial owner of such securities for the purpose of Section 16 of the Exchange Act, or for any other purpose.

Enliven Therapeutics, Inc.

Report date June 22, 2026 · Filed June 24, 2026

Jointly reported with ORBIMED ADVISORS LLC, OrbiMed Genesis GP LLC

Section 16 reporting ended · disclosed 2026-06-24. Current position is not established by this disclosure.

Security / awardOwnership accountDisclosed shares / unitsDisclosure context
Common StockSEC Table I · non-derivativeIndirectSee Footnotes220,882 Reported balance After 2026-06-22 transaction · row 1 Joint disclosure: continuity of the reported position is unresolved; see ownership footnotes.
1 source row

Row 1 · 2026-06-22 · Sale · Disposed 24,846 · Balance 220,882

F1: These securities are held of record by OrbiMed Genesis Master Fund, L.P. ("Genesis"). OrbiMed Genesis GP LLC ("Genesis GP") is the general partner of Genesis. OrbiMed Advisors LLC ("OrbiMed Advisors"), a registered investment adviser under the Investment Advisers Act, is the managing member of Genesis GP. By virtue of such relationships, Genesis GP and OrbiMed Advisors may be deemed to have voting and investment power over the securities held by Genesis and may be deemed to have beneficial ownership over such securities. OrbiMed Advisors exercises voting and investment power through a management committee comprised of Carl L. Gordon, Sven H. Borho, and W. Carter Neild, each of whom disclaims beneficial ownership of the shares held by Genesis.

F3: This report on Form 4 is filed by OrbiMed Advisors, GP VII, and Genesis GP. Each of the Reporting Persons disclaims beneficial ownership of the securities reported herein for purposes of Rule 16a 1(a) under the Securities Exchange Act of 1934, as amended (the "Exchange Act"), except to the extent of its pecuniary interest therein, if any. This report on Form 4 shall not be deemed an admission that any of the Reporting Persons is a beneficial owner of such securities for the purpose of Section 16 of the Exchange Act, or for any other purpose.

Common StockSEC Table I · non-derivativeIndirectSee Footnotes219,405 Reported balance After 2026-06-22 transaction · row 2 Joint disclosure: continuity of the reported position is unresolved; see ownership footnotes.
1 source row

Row 2 · 2026-06-22 · Sale · Disposed 1,477 · Balance 219,405

F1: These securities are held of record by OrbiMed Genesis Master Fund, L.P. ("Genesis"). OrbiMed Genesis GP LLC ("Genesis GP") is the general partner of Genesis. OrbiMed Advisors LLC ("OrbiMed Advisors"), a registered investment adviser under the Investment Advisers Act, is the managing member of Genesis GP. By virtue of such relationships, Genesis GP and OrbiMed Advisors may be deemed to have voting and investment power over the securities held by Genesis and may be deemed to have beneficial ownership over such securities. OrbiMed Advisors exercises voting and investment power through a management committee comprised of Carl L. Gordon, Sven H. Borho, and W. Carter Neild, each of whom disclaims beneficial ownership of the shares held by Genesis.

F3: This report on Form 4 is filed by OrbiMed Advisors, GP VII, and Genesis GP. Each of the Reporting Persons disclaims beneficial ownership of the securities reported herein for purposes of Rule 16a 1(a) under the Securities Exchange Act of 1934, as amended (the "Exchange Act"), except to the extent of its pecuniary interest therein, if any. This report on Form 4 shall not be deemed an admission that any of the Reporting Persons is a beneficial owner of such securities for the purpose of Section 16 of the Exchange Act, or for any other purpose.

Common StockSEC Table I · non-derivativeIndirectSee Footnotes6,601,878 Reported balance After 2026-06-22 transaction · row 3 Joint disclosure: continuity of the reported position is unresolved; see ownership footnotes.
1 source row

Row 3 · 2026-06-22 · Sale · Disposed 787,024 · Balance 6,601,878

F2: These securities are held of record by OrbiMed Private Investments VII, LP ("OPI VII"). OrbiMed Capital GP VII LLC ("GP VII") is the general partner of OPI VII and OrbiMed Advisors is the managing member of GP VII. By virtue of such relationships, GP VII and OrbiMed Advisors may be deemed to have voting and investment power over the securities held by OPI VII and may be deemed to have beneficial ownership over such securities. OrbiMed Advisors exercises voting and investment power through a management committee comprised of Carl L. Gordon, Sven H. Borho, and W. Carter Neild, each of whom disclaims beneficial ownership of the shares held by OPI VII.

F3: This report on Form 4 is filed by OrbiMed Advisors, GP VII, and Genesis GP. Each of the Reporting Persons disclaims beneficial ownership of the securities reported herein for purposes of Rule 16a 1(a) under the Securities Exchange Act of 1934, as amended (the "Exchange Act"), except to the extent of its pecuniary interest therein, if any. This report on Form 4 shall not be deemed an admission that any of the Reporting Persons is a beneficial owner of such securities for the purpose of Section 16 of the Exchange Act, or for any other purpose.

Common StockSEC Table I · non-derivativeIndirectSee Footnotes6,555,102 Reported balance After 2026-06-22 transaction · row 4 Joint disclosure: continuity of the reported position is unresolved; see ownership footnotes.
1 source row

Row 4 · 2026-06-22 · Sale · Disposed 46,776 · Balance 6,555,102

F2: These securities are held of record by OrbiMed Private Investments VII, LP ("OPI VII"). OrbiMed Capital GP VII LLC ("GP VII") is the general partner of OPI VII and OrbiMed Advisors is the managing member of GP VII. By virtue of such relationships, GP VII and OrbiMed Advisors may be deemed to have voting and investment power over the securities held by OPI VII and may be deemed to have beneficial ownership over such securities. OrbiMed Advisors exercises voting and investment power through a management committee comprised of Carl L. Gordon, Sven H. Borho, and W. Carter Neild, each of whom disclaims beneficial ownership of the shares held by OPI VII.

F3: This report on Form 4 is filed by OrbiMed Advisors, GP VII, and Genesis GP. Each of the Reporting Persons disclaims beneficial ownership of the securities reported herein for purposes of Rule 16a 1(a) under the Securities Exchange Act of 1934, as amended (the "Exchange Act"), except to the extent of its pecuniary interest therein, if any. This report on Form 4 shall not be deemed an admission that any of the Reporting Persons is a beneficial owner of such securities for the purpose of Section 16 of the Exchange Act, or for any other purpose.

Filing footnotes · ownership attribution and instrument terms

F1: These securities are held of record by OrbiMed Genesis Master Fund, L.P. ("Genesis"). OrbiMed Genesis GP LLC ("Genesis GP") is the general partner of Genesis. OrbiMed Advisors LLC ("OrbiMed Advisors"), a registered investment adviser under the Investment Advisers Act, is the managing member of Genesis GP. By virtue of such relationships, Genesis GP and OrbiMed Advisors may be deemed to have voting and investment power over the securities held by Genesis and may be deemed to have beneficial ownership over such securities. OrbiMed Advisors exercises voting and investment power through a management committee comprised of Carl L. Gordon, Sven H. Borho, and W. Carter Neild, each of whom disclaims beneficial ownership of the shares held by Genesis.

F2: These securities are held of record by OrbiMed Private Investments VII, LP ("OPI VII"). OrbiMed Capital GP VII LLC ("GP VII") is the general partner of OPI VII and OrbiMed Advisors is the managing member of GP VII. By virtue of such relationships, GP VII and OrbiMed Advisors may be deemed to have voting and investment power over the securities held by OPI VII and may be deemed to have beneficial ownership over such securities. OrbiMed Advisors exercises voting and investment power through a management committee comprised of Carl L. Gordon, Sven H. Borho, and W. Carter Neild, each of whom disclaims beneficial ownership of the shares held by OPI VII.

F3: This report on Form 4 is filed by OrbiMed Advisors, GP VII, and Genesis GP. Each of the Reporting Persons disclaims beneficial ownership of the securities reported herein for purposes of Rule 16a 1(a) under the Securities Exchange Act of 1934, as amended (the "Exchange Act"), except to the extent of its pecuniary interest therein, if any. This report on Form 4 shall not be deemed an admission that any of the Reporting Persons is a beneficial owner of such securities for the purpose of Section 16 of the Exchange Act, or for any other purpose.

Section 16 reporting ended · disclosed 2024-04-05. Current position is not established by this disclosure.

Security / awardOwnership accountDisclosed shares / unitsDisclosure context
Common StockSEC Table I · non-derivativeIndirectSee footnotes0 Reported balance After 2024-04-03 transaction · row 1 Joint disclosure: continuity of the reported position is unresolved; see ownership footnotes.
1 source row

Row 1 · 2024-04-03 · Disposition to issuer · Disposed 1,368,339 · Balance 0

F1: Disposed of pursuant to that certain Agreement and Plan of Merger, dated February 16, 2024, by and between the Issuer, XOMA Corporation and XRA 1 Corp. (the "Merger Agreement") in exchange for (i) $2.5879 in cash per share (the "Cash Amount"), plus (ii) one non-transferable contingent value right ("CVR") per share. Each RSU will receive the Cash Amount (without interest and less any applicable tax withholdings), plus one CVR.

F2: These securities are held of record by OrbiMed Asia Partners IV, L.P. ("OAP IV"). OrbiMed Asia GP IV, L.P. ("Asia GP") is the general partner of OAP IV and OrbiMed Advisors IV Limited ("Advisors IV") is the general partner of Asia GP. OrbiMed Advisors LLC ("OrbiMed Advisors"), a registered investment adviser under the Investment Advisors Act of 1940, as amended, is the advisory company of OAP IV. By virtue of such relationships, Asia GP, Advisors IV, and OrbiMed Advisors may be deemed to have voting power and investment power over the securities held by OAP IV and, as a result, may be deemed to have beneficial ownership over such securities. OrbiMed Advisors exercises voting and investment power through a management committee comprised of Carl L. Gordon, Sven H. Borho, and W. Carter Neild, each of whom disclaims beneficial ownership over the securities held by OAP IV.

F7: Each of OrbiMed Advisors, Advisors IV, GP VIII, Asia GP, GP VII, OrbiMed Genesis, and OrbiMed Capital disclaims beneficial ownership of the securities reported herein for purposes of Rule 16a-1(a) under the Securities Exchange Act of 1934, as amended (the "Exchange Act"), except to the extent of its pecuniary interest therein, if any. OrbiMed Advisors, GP VII, and GP VIII have designated a representative, Carl L. Gordon, a member of OrbiMed Advisors, to serve on the Issuer's board of directors. This report shall not be deemed an admission that any such person or entity is a beneficial owner of such securities for the purpose of Section 16 of the Exchange Act, or for any other purpose.

Common StockSEC Table I · non-derivativeIndirectSee footnotes0 Reported balance After 2024-04-03 transaction · row 2 Joint disclosure: continuity of the reported position is unresolved; see ownership footnotes.
1 source row

Row 2 · 2024-04-03 · Disposition to issuer · Disposed 4,738,453 · Balance 0

F1: Disposed of pursuant to that certain Agreement and Plan of Merger, dated February 16, 2024, by and between the Issuer, XOMA Corporation and XRA 1 Corp. (the "Merger Agreement") in exchange for (i) $2.5879 in cash per share (the "Cash Amount"), plus (ii) one non-transferable contingent value right ("CVR") per share. Each RSU will receive the Cash Amount (without interest and less any applicable tax withholdings), plus one CVR.

F3: These securities are held of record by OrbiMed Private Investments VII, LP ("OPI VII"). OrbiMed Capital GP VII LLC ("GP VII") is the general partner of OPI VII and OrbiMed Advisors is the managing member of GP VII. By virtue of such relationships, OrbiMed Advisors and GP VII may be deemed to have voting power and investment power over the securities held by OPI VII and, as a result, may be deemed to have beneficial ownership over such securities. OrbiMed Advisors exercises voting and investment power through a management committee comprised of Carl L. Gordon, Sven H. Borho, and W. Carter Neild, each of whom disclaims beneficial ownership of the securities held by OPI VII.

F7: Each of OrbiMed Advisors, Advisors IV, GP VIII, Asia GP, GP VII, OrbiMed Genesis, and OrbiMed Capital disclaims beneficial ownership of the securities reported herein for purposes of Rule 16a-1(a) under the Securities Exchange Act of 1934, as amended (the "Exchange Act"), except to the extent of its pecuniary interest therein, if any. OrbiMed Advisors, GP VII, and GP VIII have designated a representative, Carl L. Gordon, a member of OrbiMed Advisors, to serve on the Issuer's board of directors. This report shall not be deemed an admission that any such person or entity is a beneficial owner of such securities for the purpose of Section 16 of the Exchange Act, or for any other purpose.

Common StockSEC Table I · non-derivativeIndirectSee footnotes0 Reported balance After 2024-04-03 transaction · row 3 Joint disclosure: continuity of the reported position is unresolved; see ownership footnotes.
1 source row

Row 3 · 2024-04-03 · Disposition to issuer · Disposed 1,368,338 · Balance 0

F1: Disposed of pursuant to that certain Agreement and Plan of Merger, dated February 16, 2024, by and between the Issuer, XOMA Corporation and XRA 1 Corp. (the "Merger Agreement") in exchange for (i) $2.5879 in cash per share (the "Cash Amount"), plus (ii) one non-transferable contingent value right ("CVR") per share. Each RSU will receive the Cash Amount (without interest and less any applicable tax withholdings), plus one CVR.

F4: These securities are held of record by OrbiMed Private Investments VIII, LP ("OPI VIII"). OrbiMed Capital GP VIII LLC ("GP VIII") is the general partner of OPI VIII and OrbiMed Advisors is the managing member of GP VIII. By virtue of such relationships, OrbiMed Advisors and GP VIII may be deemed to have voting power and investment power over the securities held by OPI VIII and, as a result, may be deemed to have beneficial ownership over such securities. OrbiMed Advisors exercises voting and investment power through a management committee comprised of Carl L. Gordon, Sven H. Borho, and W. Carter Neild, each of whom disclaims beneficial ownership of the securities held by OPI VIII.

F7: Each of OrbiMed Advisors, Advisors IV, GP VIII, Asia GP, GP VII, OrbiMed Genesis, and OrbiMed Capital disclaims beneficial ownership of the securities reported herein for purposes of Rule 16a-1(a) under the Securities Exchange Act of 1934, as amended (the "Exchange Act"), except to the extent of its pecuniary interest therein, if any. OrbiMed Advisors, GP VII, and GP VIII have designated a representative, Carl L. Gordon, a member of OrbiMed Advisors, to serve on the Issuer's board of directors. This report shall not be deemed an admission that any such person or entity is a beneficial owner of such securities for the purpose of Section 16 of the Exchange Act, or for any other purpose.

Common StockSEC Table I · non-derivativeIndirectSee footnotes0 Reported balance After 2024-04-03 transaction · row 4 Joint disclosure: continuity of the reported position is unresolved; see ownership footnotes.
1 source row

Row 4 · 2024-04-03 · Disposition to issuer · Disposed 84,599 · Balance 0

F1: Disposed of pursuant to that certain Agreement and Plan of Merger, dated February 16, 2024, by and between the Issuer, XOMA Corporation and XRA 1 Corp. (the "Merger Agreement") in exchange for (i) $2.5879 in cash per share (the "Cash Amount"), plus (ii) one non-transferable contingent value right ("CVR") per share. Each RSU will receive the Cash Amount (without interest and less any applicable tax withholdings), plus one CVR.

F5: These securities are held of record by OrbiMed Genesis Master Fund, L.P. ("OrbiMed Genesis"). OrbiMed Genesis GP LLC ("Genesis GP") is the general partner of OrbiMed Genesis. OrbiMed Advisors is the managing member of Genesis GP. By virtue of such relationships, OrbiMed Advisors and Genesis GP may be deemed to have voting power and investment power over the securities held by OrbiMed Genesis and, as a result, may be deemed to have beneficial ownership over such securities. OrbiMed Advisors exercises voting and investment power through a management committee comprised of Carl L. Gordon, Sven H. Borho, and W. Carter Neild, each of whom disclaims beneficial ownership of the securities held by OrbiMed Genesis.

F7: Each of OrbiMed Advisors, Advisors IV, GP VIII, Asia GP, GP VII, OrbiMed Genesis, and OrbiMed Capital disclaims beneficial ownership of the securities reported herein for purposes of Rule 16a-1(a) under the Securities Exchange Act of 1934, as amended (the "Exchange Act"), except to the extent of its pecuniary interest therein, if any. OrbiMed Advisors, GP VII, and GP VIII have designated a representative, Carl L. Gordon, a member of OrbiMed Advisors, to serve on the Issuer's board of directors. This report shall not be deemed an admission that any such person or entity is a beneficial owner of such securities for the purpose of Section 16 of the Exchange Act, or for any other purpose.

Common StockSEC Table I · non-derivativeIndirectSee footnotes0 Reported balance After 2024-04-03 transaction · row 5 Joint disclosure: continuity of the reported position is unresolved; see ownership footnotes.
1 source row

Row 5 · 2024-04-03 · Disposition to issuer · Disposed 450,000 · Balance 0

F1: Disposed of pursuant to that certain Agreement and Plan of Merger, dated February 16, 2024, by and between the Issuer, XOMA Corporation and XRA 1 Corp. (the "Merger Agreement") in exchange for (i) $2.5879 in cash per share (the "Cash Amount"), plus (ii) one non-transferable contingent value right ("CVR") per share. Each RSU will receive the Cash Amount (without interest and less any applicable tax withholdings), plus one CVR.

F6: These securities are held of record by OrbiMed Partners Master Fund Limited ("OPM"). OrbiMed Capital LLC ("OrbiMed Capital") is the investment advisor to OPM. OrbiMed Capital is a relying advisor of OrbiMed Advisors. OrbiMed Advisors and OrbiMed Capital exercise voting and investment power through a management committee comprised of Carl L. Gordon, Sven H. Borho, and W. Carter Neild, each of whom disclaims beneficial ownership of the shares held by OPM.

F7: Each of OrbiMed Advisors, Advisors IV, GP VIII, Asia GP, GP VII, OrbiMed Genesis, and OrbiMed Capital disclaims beneficial ownership of the securities reported herein for purposes of Rule 16a-1(a) under the Securities Exchange Act of 1934, as amended (the "Exchange Act"), except to the extent of its pecuniary interest therein, if any. OrbiMed Advisors, GP VII, and GP VIII have designated a representative, Carl L. Gordon, a member of OrbiMed Advisors, to serve on the Issuer's board of directors. This report shall not be deemed an admission that any such person or entity is a beneficial owner of such securities for the purpose of Section 16 of the Exchange Act, or for any other purpose.

Filing footnotes · ownership attribution and instrument terms

F1: Disposed of pursuant to that certain Agreement and Plan of Merger, dated February 16, 2024, by and between the Issuer, XOMA Corporation and XRA 1 Corp. (the "Merger Agreement") in exchange for (i) $2.5879 in cash per share (the "Cash Amount"), plus (ii) one non-transferable contingent value right ("CVR") per share. Each RSU will receive the Cash Amount (without interest and less any applicable tax withholdings), plus one CVR.

F2: These securities are held of record by OrbiMed Asia Partners IV, L.P. ("OAP IV"). OrbiMed Asia GP IV, L.P. ("Asia GP") is the general partner of OAP IV and OrbiMed Advisors IV Limited ("Advisors IV") is the general partner of Asia GP. OrbiMed Advisors LLC ("OrbiMed Advisors"), a registered investment adviser under the Investment Advisors Act of 1940, as amended, is the advisory company of OAP IV. By virtue of such relationships, Asia GP, Advisors IV, and OrbiMed Advisors may be deemed to have voting power and investment power over the securities held by OAP IV and, as a result, may be deemed to have beneficial ownership over such securities. OrbiMed Advisors exercises voting and investment power through a management committee comprised of Carl L. Gordon, Sven H. Borho, and W. Carter Neild, each of whom disclaims beneficial ownership over the securities held by OAP IV.

F3: These securities are held of record by OrbiMed Private Investments VII, LP ("OPI VII"). OrbiMed Capital GP VII LLC ("GP VII") is the general partner of OPI VII and OrbiMed Advisors is the managing member of GP VII. By virtue of such relationships, OrbiMed Advisors and GP VII may be deemed to have voting power and investment power over the securities held by OPI VII and, as a result, may be deemed to have beneficial ownership over such securities. OrbiMed Advisors exercises voting and investment power through a management committee comprised of Carl L. Gordon, Sven H. Borho, and W. Carter Neild, each of whom disclaims beneficial ownership of the securities held by OPI VII.

F4: These securities are held of record by OrbiMed Private Investments VIII, LP ("OPI VIII"). OrbiMed Capital GP VIII LLC ("GP VIII") is the general partner of OPI VIII and OrbiMed Advisors is the managing member of GP VIII. By virtue of such relationships, OrbiMed Advisors and GP VIII may be deemed to have voting power and investment power over the securities held by OPI VIII and, as a result, may be deemed to have beneficial ownership over such securities. OrbiMed Advisors exercises voting and investment power through a management committee comprised of Carl L. Gordon, Sven H. Borho, and W. Carter Neild, each of whom disclaims beneficial ownership of the securities held by OPI VIII.

F5: These securities are held of record by OrbiMed Genesis Master Fund, L.P. ("OrbiMed Genesis"). OrbiMed Genesis GP LLC ("Genesis GP") is the general partner of OrbiMed Genesis. OrbiMed Advisors is the managing member of Genesis GP. By virtue of such relationships, OrbiMed Advisors and Genesis GP may be deemed to have voting power and investment power over the securities held by OrbiMed Genesis and, as a result, may be deemed to have beneficial ownership over such securities. OrbiMed Advisors exercises voting and investment power through a management committee comprised of Carl L. Gordon, Sven H. Borho, and W. Carter Neild, each of whom disclaims beneficial ownership of the securities held by OrbiMed Genesis.

F6: These securities are held of record by OrbiMed Partners Master Fund Limited ("OPM"). OrbiMed Capital LLC ("OrbiMed Capital") is the investment advisor to OPM. OrbiMed Capital is a relying advisor of OrbiMed Advisors. OrbiMed Advisors and OrbiMed Capital exercise voting and investment power through a management committee comprised of Carl L. Gordon, Sven H. Borho, and W. Carter Neild, each of whom disclaims beneficial ownership of the shares held by OPM.

F7: Each of OrbiMed Advisors, Advisors IV, GP VIII, Asia GP, GP VII, OrbiMed Genesis, and OrbiMed Capital disclaims beneficial ownership of the securities reported herein for purposes of Rule 16a-1(a) under the Securities Exchange Act of 1934, as amended (the "Exchange Act"), except to the extent of its pecuniary interest therein, if any. OrbiMed Advisors, GP VII, and GP VIII have designated a representative, Carl L. Gordon, a member of OrbiMed Advisors, to serve on the Issuer's board of directors. This report shall not be deemed an admission that any such person or entity is a beneficial owner of such securities for the purpose of Section 16 of the Exchange Act, or for any other purpose.

Passage BIO, Inc.

Report date June 24, 2025 · Filed June 26, 2025

Jointly reported with ORBIMED ADVISORS LLC

Section 16 reporting ended · disclosed 2025-06-26. Current position is not established by this disclosure.

Security / awardOwnership accountDisclosed shares / unitsDisclosure context
Common StockSEC Table I · non-derivativeIndirectSee footnotes6,066,343 Last balance in matching sequence After 2025-06-26 transaction · row 3 Source-order balances reconcile. Account continuity and personal attribution are not independently verified.
3 source rows

Row 1 · 2025-06-24 · Sale · Disposed 231,600 · Balance 6,418,400

F1: These shares of the Issuer's common stock are held of record by OrbiMed Private Investments VII, LP ("OPI VII"). OrbiMed Capital GP VII LLC ("GP VII") is the general partner of OPI VII, and OrbiMed Advisors LLC ("OrbiMed Advisors"), a registered investment adviser under the Investment Advisors Act of 1940, as amended, is the managing member of GP VII. By virtue of such relationships, GP VII and OrbiMed Advisors may be deemed to have voting and investment power over the shares of common stock held by OPI VII and, as a result, may be deemed to have beneficial ownership over such shares of common stock. OrbiMed Advisors exercises this investment and voting power through a management committee comprised of Carl L. Gordon, Sven H. Borho, and W. Carter Neild, each of whom disclaims beneficial ownership over the shares of common stock held by OPI VII.

F2: Each of OrbiMed Advisors and GP VII disclaims beneficial ownership of the securities reported herein for purposes of Rule 16a-1(a) under the Securities Exchange Act of 1934, as amended (the "Exchange Act"), except to the extent of its pecuniary interest therein, if any. This report shall not be deemed an admission that any such entity is a beneficial owner of such securities for the purpose of Section 16 of the Exchange Act, or for any other purpose.

Row 2 · 2025-06-25 · Sale · Disposed 138,800 · Balance 6,279,600

F1: These shares of the Issuer's common stock are held of record by OrbiMed Private Investments VII, LP ("OPI VII"). OrbiMed Capital GP VII LLC ("GP VII") is the general partner of OPI VII, and OrbiMed Advisors LLC ("OrbiMed Advisors"), a registered investment adviser under the Investment Advisors Act of 1940, as amended, is the managing member of GP VII. By virtue of such relationships, GP VII and OrbiMed Advisors may be deemed to have voting and investment power over the shares of common stock held by OPI VII and, as a result, may be deemed to have beneficial ownership over such shares of common stock. OrbiMed Advisors exercises this investment and voting power through a management committee comprised of Carl L. Gordon, Sven H. Borho, and W. Carter Neild, each of whom disclaims beneficial ownership over the shares of common stock held by OPI VII.

F2: Each of OrbiMed Advisors and GP VII disclaims beneficial ownership of the securities reported herein for purposes of Rule 16a-1(a) under the Securities Exchange Act of 1934, as amended (the "Exchange Act"), except to the extent of its pecuniary interest therein, if any. This report shall not be deemed an admission that any such entity is a beneficial owner of such securities for the purpose of Section 16 of the Exchange Act, or for any other purpose.

Row 3 · 2025-06-26 · Sale · Disposed 213,257 · Balance 6,066,343

F1: These shares of the Issuer's common stock are held of record by OrbiMed Private Investments VII, LP ("OPI VII"). OrbiMed Capital GP VII LLC ("GP VII") is the general partner of OPI VII, and OrbiMed Advisors LLC ("OrbiMed Advisors"), a registered investment adviser under the Investment Advisors Act of 1940, as amended, is the managing member of GP VII. By virtue of such relationships, GP VII and OrbiMed Advisors may be deemed to have voting and investment power over the shares of common stock held by OPI VII and, as a result, may be deemed to have beneficial ownership over such shares of common stock. OrbiMed Advisors exercises this investment and voting power through a management committee comprised of Carl L. Gordon, Sven H. Borho, and W. Carter Neild, each of whom disclaims beneficial ownership over the shares of common stock held by OPI VII.

F2: Each of OrbiMed Advisors and GP VII disclaims beneficial ownership of the securities reported herein for purposes of Rule 16a-1(a) under the Securities Exchange Act of 1934, as amended (the "Exchange Act"), except to the extent of its pecuniary interest therein, if any. This report shall not be deemed an admission that any such entity is a beneficial owner of such securities for the purpose of Section 16 of the Exchange Act, or for any other purpose.

Filing footnotes · ownership attribution and instrument terms

F1: These shares of the Issuer's common stock are held of record by OrbiMed Private Investments VII, LP ("OPI VII"). OrbiMed Capital GP VII LLC ("GP VII") is the general partner of OPI VII, and OrbiMed Advisors LLC ("OrbiMed Advisors"), a registered investment adviser under the Investment Advisors Act of 1940, as amended, is the managing member of GP VII. By virtue of such relationships, GP VII and OrbiMed Advisors may be deemed to have voting and investment power over the shares of common stock held by OPI VII and, as a result, may be deemed to have beneficial ownership over such shares of common stock. OrbiMed Advisors exercises this investment and voting power through a management committee comprised of Carl L. Gordon, Sven H. Borho, and W. Carter Neild, each of whom disclaims beneficial ownership over the shares of common stock held by OPI VII.

F2: Each of OrbiMed Advisors and GP VII disclaims beneficial ownership of the securities reported herein for purposes of Rule 16a-1(a) under the Securities Exchange Act of 1934, as amended (the "Exchange Act"), except to the extent of its pecuniary interest therein, if any. This report shall not be deemed an admission that any such entity is a beneficial owner of such securities for the purpose of Section 16 of the Exchange Act, or for any other purpose.

Sierra Oncology, Inc.

Report date July 01, 2022 · Filed July 01, 2022

Jointly reported with ORBIMED ADVISORS LLC, ORBIMED CAPITAL LLC, OrbiMed Genesis GP LLC

Section 16 reporting ended · disclosed 2022-07-01. Current position is not established by this disclosure.

Security / awardOwnership accountDisclosed shares / unitsDisclosure context
Common StockSEC Table I · non-derivativeIndirectSee footnotes0 Reported balance After 2022-07-01 transaction · row 1 Joint disclosure: continuity of the reported position is unresolved; see ownership footnotes.
1 source row

Row 1 · 2022-07-01 · Disposition to issuer · Disposed 1,511,362 · Balance 0

F1: These securities are held of record by OrbiMed Private Investments VII, LP ("OPI VII"). OrbiMed Capital GP VII LLC ("GP VII") is the general partner of OPI VII and OrbiMed Advisors LLC ("OrbiMed Advisors") is the managing member of GP VII. By virtue of such relationships, GP VII and OrbiMed Advisors may be deemed to have voting power and investment power over the securities held by OPI VII and as a result, may be deemed to have beneficial ownership over such securities. OrbiMed Advisors exercises voting and investment power through a management committee comprised of Carl L. Gordon, Sven H. Borho, and W. Carter Neild, each of whom disclaims beneficial ownership of the shares held by OPI VII.

F2: This report on Form 4 is jointly filed by OrbiMed Advisors, GP VII, Genesis GP, and OrbiMed Capital. Each of the Reporting Persons disclaims beneficial ownership of the securities reported herein for purposes of Rule 16a-1(a) under the Securities Exchange Act of 1934, as amended (the "Exchange Act"), except to the extent of its pecuniary interest therein, if any. This report shall not be deemed an admission that any such entity or person is a beneficial owner of such securities for purpose of Section 16 of the Exchange Act, or for any other purpose.

Common StockSEC Table I · non-derivativeIndirectSee footnotes0 Reported balance After 2022-07-01 transaction · row 2 Joint disclosure: continuity of the reported position is unresolved; see ownership footnotes.
1 source row

Row 2 · 2022-07-01 · Disposition to issuer · Disposed 226,704 · Balance 0

F2: This report on Form 4 is jointly filed by OrbiMed Advisors, GP VII, Genesis GP, and OrbiMed Capital. Each of the Reporting Persons disclaims beneficial ownership of the securities reported herein for purposes of Rule 16a-1(a) under the Securities Exchange Act of 1934, as amended (the "Exchange Act"), except to the extent of its pecuniary interest therein, if any. This report shall not be deemed an admission that any such entity or person is a beneficial owner of such securities for purpose of Section 16 of the Exchange Act, or for any other purpose.

F3: These securities are held of record by OrbiMed Genesis Master Fund, L.P. ("Genesis"). OrbiMed Genesis GP LLC ("Genesis GP") is the general partner of Genesis and OrbiMed Advisors is the managing member of Genesis GP. By virtue of such relationships, Genesis GP and OrbiMed Advisors may be deemed to have voting power and investment power over the securities held by Genesis and as a result, may be deemed to have beneficial ownership over such securities. OrbiMed Advisors exercises voting and investment power through a management committee comprised of Carl L. Gordon, Sven H. Borho, and W. Carter Neild, each of whom disclaims beneficial ownership of the shares held by Genesis.

Common StockSEC Table I · non-derivativeIndirectSee footnotes0 Reported balance After 2022-07-01 transaction · row 3 Joint disclosure: continuity of the reported position is unresolved; see ownership footnotes.
1 source row

Row 3 · 2022-07-01 · Disposition to issuer · Disposed 226,704 · Balance 0

F2: This report on Form 4 is jointly filed by OrbiMed Advisors, GP VII, Genesis GP, and OrbiMed Capital. Each of the Reporting Persons disclaims beneficial ownership of the securities reported herein for purposes of Rule 16a-1(a) under the Securities Exchange Act of 1934, as amended (the "Exchange Act"), except to the extent of its pecuniary interest therein, if any. This report shall not be deemed an admission that any such entity or person is a beneficial owner of such securities for purpose of Section 16 of the Exchange Act, or for any other purpose.

F4: These securities are held of record by OrbiMed Partners Master Fund Limited ("OPM"). OrbiMed Capital LLC ("OrbiMed Capital") is the investment advisor to OPM. OrbiMed Capital is a relying advisor of OrbiMed Advisors. OrbiMed Advisors and OrbiMed Capital exercise voting and investment power through a management committee comprised of Carl L. Gordon, Sven H. Borho, and W. Carter Neild, each of whom disclaims beneficial ownership of the shares held by OPM.

Series A WarrantsSEC Table II · derivative / convertible security · Conversion / exercise price $13.20 · Expires 2024-11-13IndirectSee footnotes0 Reported balance After 2022-07-01 transaction · row 4 Instrument identity requires review; Table II rows are not merged.
1 source row

Row 4 · 2022-07-01 · Disposition to issuer · Disposed 1,136,250 · Balance 0

F5: Pursuant to the terms of the merger agreement between issuer, GlaxoSmithKline plc ("GSK") and a subsidiary of GSK (the "Merger"), the Company's outstanding warrants will be treated in accordance with their respective terms. At the effective time of the Merger, any of the Company's outstanding Series A warrants will be cancelled and represent only the right to receive an amount in cash, without interest, equal to the Black Scholes Value (as defined in the Series A Warrants) which is calculated under the terms of the Series A warrants to be $45.98 per share of our common stock subject to the Series A warrants.

F1: These securities are held of record by OrbiMed Private Investments VII, LP ("OPI VII"). OrbiMed Capital GP VII LLC ("GP VII") is the general partner of OPI VII and OrbiMed Advisors LLC ("OrbiMed Advisors") is the managing member of GP VII. By virtue of such relationships, GP VII and OrbiMed Advisors may be deemed to have voting power and investment power over the securities held by OPI VII and as a result, may be deemed to have beneficial ownership over such securities. OrbiMed Advisors exercises voting and investment power through a management committee comprised of Carl L. Gordon, Sven H. Borho, and W. Carter Neild, each of whom disclaims beneficial ownership of the shares held by OPI VII.

F2: This report on Form 4 is jointly filed by OrbiMed Advisors, GP VII, Genesis GP, and OrbiMed Capital. Each of the Reporting Persons disclaims beneficial ownership of the securities reported herein for purposes of Rule 16a-1(a) under the Securities Exchange Act of 1934, as amended (the "Exchange Act"), except to the extent of its pecuniary interest therein, if any. This report shall not be deemed an admission that any such entity or person is a beneficial owner of such securities for purpose of Section 16 of the Exchange Act, or for any other purpose.

Series A WarrantsSEC Table II · derivative / convertible security · Conversion / exercise price $13.20 · Expires 2024-11-13IndirectSee footnotes0 Reported balance After 2022-07-01 transaction · row 5 Instrument identity requires review; Table II rows are not merged.
1 source row

Row 5 · 2022-07-01 · Disposition to issuer · Disposed 170,437 · Balance 0

F5: Pursuant to the terms of the merger agreement between issuer, GlaxoSmithKline plc ("GSK") and a subsidiary of GSK (the "Merger"), the Company's outstanding warrants will be treated in accordance with their respective terms. At the effective time of the Merger, any of the Company's outstanding Series A warrants will be cancelled and represent only the right to receive an amount in cash, without interest, equal to the Black Scholes Value (as defined in the Series A Warrants) which is calculated under the terms of the Series A warrants to be $45.98 per share of our common stock subject to the Series A warrants.

F2: This report on Form 4 is jointly filed by OrbiMed Advisors, GP VII, Genesis GP, and OrbiMed Capital. Each of the Reporting Persons disclaims beneficial ownership of the securities reported herein for purposes of Rule 16a-1(a) under the Securities Exchange Act of 1934, as amended (the "Exchange Act"), except to the extent of its pecuniary interest therein, if any. This report shall not be deemed an admission that any such entity or person is a beneficial owner of such securities for purpose of Section 16 of the Exchange Act, or for any other purpose.

F3: These securities are held of record by OrbiMed Genesis Master Fund, L.P. ("Genesis"). OrbiMed Genesis GP LLC ("Genesis GP") is the general partner of Genesis and OrbiMed Advisors is the managing member of Genesis GP. By virtue of such relationships, Genesis GP and OrbiMed Advisors may be deemed to have voting power and investment power over the securities held by Genesis and as a result, may be deemed to have beneficial ownership over such securities. OrbiMed Advisors exercises voting and investment power through a management committee comprised of Carl L. Gordon, Sven H. Borho, and W. Carter Neild, each of whom disclaims beneficial ownership of the shares held by Genesis.

Series A WarrantsSEC Table II · derivative / convertible security · Conversion / exercise price $13.20 · Expires 2024-11-13IndirectSee footnotes0 Reported balance After 2022-07-01 transaction · row 6 Instrument identity requires review; Table II rows are not merged.
1 source row

Row 6 · 2022-07-01 · Disposition to issuer · Disposed 170,437 · Balance 0

F5: Pursuant to the terms of the merger agreement between issuer, GlaxoSmithKline plc ("GSK") and a subsidiary of GSK (the "Merger"), the Company's outstanding warrants will be treated in accordance with their respective terms. At the effective time of the Merger, any of the Company's outstanding Series A warrants will be cancelled and represent only the right to receive an amount in cash, without interest, equal to the Black Scholes Value (as defined in the Series A Warrants) which is calculated under the terms of the Series A warrants to be $45.98 per share of our common stock subject to the Series A warrants.

F2: This report on Form 4 is jointly filed by OrbiMed Advisors, GP VII, Genesis GP, and OrbiMed Capital. Each of the Reporting Persons disclaims beneficial ownership of the securities reported herein for purposes of Rule 16a-1(a) under the Securities Exchange Act of 1934, as amended (the "Exchange Act"), except to the extent of its pecuniary interest therein, if any. This report shall not be deemed an admission that any such entity or person is a beneficial owner of such securities for purpose of Section 16 of the Exchange Act, or for any other purpose.

F4: These securities are held of record by OrbiMed Partners Master Fund Limited ("OPM"). OrbiMed Capital LLC ("OrbiMed Capital") is the investment advisor to OPM. OrbiMed Capital is a relying advisor of OrbiMed Advisors. OrbiMed Advisors and OrbiMed Capital exercise voting and investment power through a management committee comprised of Carl L. Gordon, Sven H. Borho, and W. Carter Neild, each of whom disclaims beneficial ownership of the shares held by OPM.

Filing footnotes · ownership attribution and instrument terms

F1: These securities are held of record by OrbiMed Private Investments VII, LP ("OPI VII"). OrbiMed Capital GP VII LLC ("GP VII") is the general partner of OPI VII and OrbiMed Advisors LLC ("OrbiMed Advisors") is the managing member of GP VII. By virtue of such relationships, GP VII and OrbiMed Advisors may be deemed to have voting power and investment power over the securities held by OPI VII and as a result, may be deemed to have beneficial ownership over such securities. OrbiMed Advisors exercises voting and investment power through a management committee comprised of Carl L. Gordon, Sven H. Borho, and W. Carter Neild, each of whom disclaims beneficial ownership of the shares held by OPI VII.

F2: This report on Form 4 is jointly filed by OrbiMed Advisors, GP VII, Genesis GP, and OrbiMed Capital. Each of the Reporting Persons disclaims beneficial ownership of the securities reported herein for purposes of Rule 16a-1(a) under the Securities Exchange Act of 1934, as amended (the "Exchange Act"), except to the extent of its pecuniary interest therein, if any. This report shall not be deemed an admission that any such entity or person is a beneficial owner of such securities for purpose of Section 16 of the Exchange Act, or for any other purpose.

F3: These securities are held of record by OrbiMed Genesis Master Fund, L.P. ("Genesis"). OrbiMed Genesis GP LLC ("Genesis GP") is the general partner of Genesis and OrbiMed Advisors is the managing member of Genesis GP. By virtue of such relationships, Genesis GP and OrbiMed Advisors may be deemed to have voting power and investment power over the securities held by Genesis and as a result, may be deemed to have beneficial ownership over such securities. OrbiMed Advisors exercises voting and investment power through a management committee comprised of Carl L. Gordon, Sven H. Borho, and W. Carter Neild, each of whom disclaims beneficial ownership of the shares held by Genesis.

F4: These securities are held of record by OrbiMed Partners Master Fund Limited ("OPM"). OrbiMed Capital LLC ("OrbiMed Capital") is the investment advisor to OPM. OrbiMed Capital is a relying advisor of OrbiMed Advisors. OrbiMed Advisors and OrbiMed Capital exercise voting and investment power through a management committee comprised of Carl L. Gordon, Sven H. Borho, and W. Carter Neild, each of whom disclaims beneficial ownership of the shares held by OPM.

F5: Pursuant to the terms of the merger agreement between issuer, GlaxoSmithKline plc ("GSK") and a subsidiary of GSK (the "Merger"), the Company's outstanding warrants will be treated in accordance with their respective terms. At the effective time of the Merger, any of the Company's outstanding Series A warrants will be cancelled and represent only the right to receive an amount in cash, without interest, equal to the Black Scholes Value (as defined in the Series A Warrants) which is calculated under the terms of the Series A warrants to be $45.98 per share of our common stock subject to the Series A warrants.

Theseus Pharmaceuticals, Inc.

Report date February 14, 2024 · Filed February 14, 2024

Jointly reported with ORBIMED ADVISORS LLC, OrbiMed Genesis GP LLC

Section 16 reporting ended · disclosed 2024-02-14. Current position is not established by this disclosure.

Security / awardOwnership accountDisclosed shares / unitsDisclosure context
Common StockSEC Table I · non-derivativeIndirectSee Footnotes0 Reported balance After 2024-02-14 transaction · row 1 Joint disclosure: continuity of the reported position is unresolved; see ownership footnotes.
1 source row

Row 1 · 2024-02-14 · Other · Disposed 17,063,000 · Balance 0

F1: Pursuant to the terms of that certain Agreement and Plan of Merger (the "Merger Agreement"), dated as of December 22, 2023, by and among the Issuer, Concentra Biosciences, LLC, a Delaware limited liability company ("Parent") and Concentra Merger Sub II, Inc., a Delaware corporation and a wholly owned subsidiary of Parent ("Merger Sub"), Merger Sub completed a tender offer for shares of common stock of the Issuer (each, a "Share") and thereafter merged with and into the Issuer, effective as of February 14, 2024 (the "Effective Time") with the Issuer surviving the merger.

F2: At the Effective Time, each issued and outstanding Share was cancelled and converted into the right to receive (a) $4.05 per Share in cash (the "Cash Amount"), subject to any applicable withholding taxes and without interest, plus (b) one non-transferable contractual contingent value right per Share (each, a "CVR"), which represents the right to receive potential payments, in cash, subject to any applicable tax withholding and without interest, all upon the terms and subject to the conditions as set forth in the Offer to Purchase, as amended, and in the related Letter of Transmittal.

F3: These Shares are held of record by OrbiMed Private Investments VII, LP ("OPI VII"). OrbiMed Capital GP VII LLC ("GP VII") is the general partner of OPI VII and OrbiMed Advisors LLC ("OrbiMed Advisors"), a registered investment adviser under the Investment Advisors Act of 1940, as amended, is the managing member of GP VII. By virtue of such relationships, OrbiMed Advisors and GP VII may be deemed to have voting power and investment power over the securities held by OPI VII and, as a result, may be deemed to have beneficial ownership over such securities. OrbiMed Advisors exercises voting and investment power through a management committee comprised of Carl L. Gordon, Sven H. Borho, and W. Carter Neild, each of whom disclaims beneficial ownership of the Shares held by OPI VII.

F4: Each of GP VII, OrbiMed Genesis GP LLC ("Genesis GP"), and OrbiMed Advisors disclaims beneficial ownership of the securities reported herein for purposes of Rule 16a-1(a) under the Securities Exchange Act of 1934, as amended (the "Exchange Act"), except to the extent of its pecuniary interest therein, if any. OrbiMed Advisors and GP VII have designated a representative, Carl L. Gordon, a member of OrbiMed Advisors, to serve on the Issuer's board of directors. This report on Form 4 shall not be deemed an admission that any of the Reporting Persons is a beneficial owner of such securities for the purpose of Section 16 of the Exchange Act, or for any other purpose.

Common StockSEC Table I · non-derivativeIndirectSee Footnotes0 Reported balance After 2024-02-14 transaction · row 2 Joint disclosure: continuity of the reported position is unresolved; see ownership footnotes.
1 source row

Row 2 · 2024-02-14 · Other · Disposed 650,600 · Balance 0

F1: Pursuant to the terms of that certain Agreement and Plan of Merger (the "Merger Agreement"), dated as of December 22, 2023, by and among the Issuer, Concentra Biosciences, LLC, a Delaware limited liability company ("Parent") and Concentra Merger Sub II, Inc., a Delaware corporation and a wholly owned subsidiary of Parent ("Merger Sub"), Merger Sub completed a tender offer for shares of common stock of the Issuer (each, a "Share") and thereafter merged with and into the Issuer, effective as of February 14, 2024 (the "Effective Time") with the Issuer surviving the merger.

F2: At the Effective Time, each issued and outstanding Share was cancelled and converted into the right to receive (a) $4.05 per Share in cash (the "Cash Amount"), subject to any applicable withholding taxes and without interest, plus (b) one non-transferable contractual contingent value right per Share (each, a "CVR"), which represents the right to receive potential payments, in cash, subject to any applicable tax withholding and without interest, all upon the terms and subject to the conditions as set forth in the Offer to Purchase, as amended, and in the related Letter of Transmittal.

F4: Each of GP VII, OrbiMed Genesis GP LLC ("Genesis GP"), and OrbiMed Advisors disclaims beneficial ownership of the securities reported herein for purposes of Rule 16a-1(a) under the Securities Exchange Act of 1934, as amended (the "Exchange Act"), except to the extent of its pecuniary interest therein, if any. OrbiMed Advisors and GP VII have designated a representative, Carl L. Gordon, a member of OrbiMed Advisors, to serve on the Issuer's board of directors. This report on Form 4 shall not be deemed an admission that any of the Reporting Persons is a beneficial owner of such securities for the purpose of Section 16 of the Exchange Act, or for any other purpose.

F5: These Shares are held of record by OrbiMed Genesis Master Fund, L.P. ("OrbiMed Genesis"). Genesis GP is the general partner of OrbiMed Genesis. OrbiMed Advisors is the managing member of Genesis GP. By virtue of such relationships, OrbiMed Advisors and Genesis GP may be deemed to have voting power and investment power over the securities held by OrbiMed Genesis and, as a result, may be deemed to have beneficial ownership over such securities. OrbiMed Advisors exercises voting and investment power through a management committee comprised of Carl L. Gordon, Sven H. Borho, and W. Carter Neild, each of whom disclaims beneficial ownership of the Shares held by OrbiMed Genesis.

Filing footnotes · ownership attribution and instrument terms

F1: Pursuant to the terms of that certain Agreement and Plan of Merger (the "Merger Agreement"), dated as of December 22, 2023, by and among the Issuer, Concentra Biosciences, LLC, a Delaware limited liability company ("Parent") and Concentra Merger Sub II, Inc., a Delaware corporation and a wholly owned subsidiary of Parent ("Merger Sub"), Merger Sub completed a tender offer for shares of common stock of the Issuer (each, a "Share") and thereafter merged with and into the Issuer, effective as of February 14, 2024 (the "Effective Time") with the Issuer surviving the merger.

F2: At the Effective Time, each issued and outstanding Share was cancelled and converted into the right to receive (a) $4.05 per Share in cash (the "Cash Amount"), subject to any applicable withholding taxes and without interest, plus (b) one non-transferable contractual contingent value right per Share (each, a "CVR"), which represents the right to receive potential payments, in cash, subject to any applicable tax withholding and without interest, all upon the terms and subject to the conditions as set forth in the Offer to Purchase, as amended, and in the related Letter of Transmittal.

F3: These Shares are held of record by OrbiMed Private Investments VII, LP ("OPI VII"). OrbiMed Capital GP VII LLC ("GP VII") is the general partner of OPI VII and OrbiMed Advisors LLC ("OrbiMed Advisors"), a registered investment adviser under the Investment Advisors Act of 1940, as amended, is the managing member of GP VII. By virtue of such relationships, OrbiMed Advisors and GP VII may be deemed to have voting power and investment power over the securities held by OPI VII and, as a result, may be deemed to have beneficial ownership over such securities. OrbiMed Advisors exercises voting and investment power through a management committee comprised of Carl L. Gordon, Sven H. Borho, and W. Carter Neild, each of whom disclaims beneficial ownership of the Shares held by OPI VII.

F4: Each of GP VII, OrbiMed Genesis GP LLC ("Genesis GP"), and OrbiMed Advisors disclaims beneficial ownership of the securities reported herein for purposes of Rule 16a-1(a) under the Securities Exchange Act of 1934, as amended (the "Exchange Act"), except to the extent of its pecuniary interest therein, if any. OrbiMed Advisors and GP VII have designated a representative, Carl L. Gordon, a member of OrbiMed Advisors, to serve on the Issuer's board of directors. This report on Form 4 shall not be deemed an admission that any of the Reporting Persons is a beneficial owner of such securities for the purpose of Section 16 of the Exchange Act, or for any other purpose.

F5: These Shares are held of record by OrbiMed Genesis Master Fund, L.P. ("OrbiMed Genesis"). Genesis GP is the general partner of OrbiMed Genesis. OrbiMed Advisors is the managing member of Genesis GP. By virtue of such relationships, OrbiMed Advisors and Genesis GP may be deemed to have voting power and investment power over the securities held by OrbiMed Genesis and, as a result, may be deemed to have beneficial ownership over such securities. OrbiMed Advisors exercises voting and investment power through a management committee comprised of Carl L. Gordon, Sven H. Borho, and W. Carter Neild, each of whom disclaims beneficial ownership of the Shares held by OrbiMed Genesis.

Transaction history

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Purchases/sales include open-market and private transactions. Plan disclosure applies to the filing; individual rows may differ. “Not disclosed” is not “unplanned.”

The cutoff filters transaction history only. Company summaries and owner relationships show the latest available disclosures. Parser corrections can improve historical records.

Transaction dateCompanyActivity / securityShares / unitsReported priceReported valueDetails
February 14, 2025 Filed Feb 19, 2025 22:52 UTC MBX Biosciences, Inc. MBX · Entity 4247 PurchaseCommon Stock 29,540 $9.85 $290,969.00
Disclosure

SEC source: 0000947871-25-000199 · ownership.xml · nonDerivative · entry 2

ORBIMED ADVISORS LLC · CIK 0001055951 · Director · 10% owner

OrbiMed Capital GP VII LLC · CIK 0001760648 · Director · 10% owner

OrbiMed Genesis GP LLC · CIK 0001808744 · Director · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnotes

Disclosed balance after: 3,205,930

F2 · price: Represents the weighted average purchase price of the shares of the Issuer's common stock purchased, ranging from a low of $9.80 to a high of $10.00 per share. The Reporting Persons undertake, upon request by the staff of the Securities and Exchange Commission, the Issuer or a security holder of the Issuer, to provide full information regarding the number of shares purchased at each separate price.

F4 · ownership.nature: These securities are held of record by OrbiMed Private Investments VII, LP ("OPI VII"). OrbiMed Capital GP VII LLC ("GP VII") is the general partner of OPI VII. OrbiMed Advisors LLC ("OrbiMed Advisors") is the managing member of GP VII. By virtue of such relationships, OrbiMed Advisors and GP VII may be deemed to have voting power and investment power over the securities held by OPI VII and as a result, may be deemed to have beneficial ownership over such securities. OrbiMed Advisors exercises voting and investment power through a management committee comprised of Carl L. Gordon, Sven H. Borho, and W. Carter Neild, each of whom disclaims beneficial ownership of the shares held by OPI VII.

F6 · ownership.nature: This report on Form 4 is jointly filed by OrbiMed Advisors, GP VII, and Genesis GP. Each of the Reporting Persons disclaims beneficial ownership of the securities reported herein for purposes of Rule 16a-1(a) under the Securities Exchange Act of 1934, as amended (the "Exchange Act"), except to the extent of its pecuniary interest therein, if any. OrbiMed Advisors has designated a representative, Carl L. Gordon, a member of OrbiMed Advisors, to serve on the Issuer's board of directors. This report shall not be deemed an admission that any such entity or person is a beneficial owner of such securities for purpose of Section 16 of the Exchange Act, or for any other purpose.

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February 14, 2025 Filed Feb 19, 2025 22:52 UTC MBX Biosciences, Inc. MBX · Entity 4247 PurchaseCommon Stock 17,962 $9.90 $177,823.80
Disclosure

SEC source: 0000947871-25-000199 · ownership.xml · nonDerivative · entry 1

ORBIMED ADVISORS LLC · CIK 0001055951 · Director · 10% owner

OrbiMed Capital GP VII LLC · CIK 0001760648 · Director · 10% owner

OrbiMed Genesis GP LLC · CIK 0001808744 · Director · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnotes

Disclosed balance after: 3,176,390

F1 · price: Represents the weighted average purchase price of the shares of the Issuer's common stock purchased, ranging from a low of $9.58 to a high of $10.20 per share. The Reporting Persons undertake, upon request by the staff of the Securities and Exchange Commission, the Issuer or a security holder of the Issuer, to provide full information regarding the number of shares purchased at each separate price.

F4 · ownership.nature: These securities are held of record by OrbiMed Private Investments VII, LP ("OPI VII"). OrbiMed Capital GP VII LLC ("GP VII") is the general partner of OPI VII. OrbiMed Advisors LLC ("OrbiMed Advisors") is the managing member of GP VII. By virtue of such relationships, OrbiMed Advisors and GP VII may be deemed to have voting power and investment power over the securities held by OPI VII and as a result, may be deemed to have beneficial ownership over such securities. OrbiMed Advisors exercises voting and investment power through a management committee comprised of Carl L. Gordon, Sven H. Borho, and W. Carter Neild, each of whom disclaims beneficial ownership of the shares held by OPI VII.

F6 · ownership.nature: This report on Form 4 is jointly filed by OrbiMed Advisors, GP VII, and Genesis GP. Each of the Reporting Persons disclaims beneficial ownership of the securities reported herein for purposes of Rule 16a-1(a) under the Securities Exchange Act of 1934, as amended (the "Exchange Act"), except to the extent of its pecuniary interest therein, if any. OrbiMed Advisors has designated a representative, Carl L. Gordon, a member of OrbiMed Advisors, to serve on the Issuer's board of directors. This report shall not be deemed an admission that any such entity or person is a beneficial owner of such securities for purpose of Section 16 of the Exchange Act, or for any other purpose.

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January 14, 2025 Filed Jan 14, 2025 22:17 UTC Passage BIO, Inc. PASG · Entity 7829 SaleCommon Stock 79,024 $0.60 $47,414.40
Disclosure

SEC source: 0000947871-25-000034 · ownership.xml · nonDerivative · entry 3

ORBIMED ADVISORS LLC · CIK 0001055951 · 10% owner

OrbiMed Capital GP VII LLC · CIK 0001760648 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnotes

Disclosed balance after: 7,034,626

F3 · price: Represents the weighted average sale price of the shares of the Issuer's common stock sold, ranging from a low of $0.58 to a high of $0.63 per share. The Reporting Persons undertake, upon request by the staff of the Securities and Exchange Commission, the Issuer, or a securityholder of the Issuer, to provide full information regarding the number of shares sold at each separate price.

F4 · ownership.nature: These shares of the Issuer's common stock are held of record by OrbiMed Private Investments VII, LP ("OPI VII"). OrbiMed Capital GP VII LLC ("GP VII") is the general partner of OPI VII, and OrbiMed Advisors LLC ("OrbiMed Advisors"), a registered investment adviser under the Investment Advisors Act of 1940, as amended, is the managing member of GP VII. By virtue of such relationships, GP VII and OrbiMed Advisors may be deemed to have voting and investment power over the shares of common stock held by OPI VII and, as a result, may be deemed to have beneficial ownership over such shares of common stock. OrbiMed Advisors exercises this investment and voting power through a management committee comprised of Carl L. Gordon, Sven H. Borho, and W. Carter Neild, each of whom disclaims beneficial ownership over the shares of common stock held by OPI VII.

F5 · ownership.nature: Each of OrbiMed Advisors and GP VII disclaims beneficial ownership of the securities reported herein for purposes of Rule 16a-1(a) under the Securities Exchange Act of 1934, as amended (the "Exchange Act"), except to the extent of its pecuniary interest therein, if any. This report shall not be deemed an admission that any such entity is a beneficial owner of such securities for the purpose of Section 16 of the Exchange Act, or for any other purpose.

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January 13, 2025 Filed Jan 14, 2025 22:17 UTC Passage BIO, Inc. PASG · Entity 7829 SaleCommon Stock 17,986 $0.64 $11,511.04
Disclosure

SEC source: 0000947871-25-000034 · ownership.xml · nonDerivative · entry 2

ORBIMED ADVISORS LLC · CIK 0001055951 · 10% owner

OrbiMed Capital GP VII LLC · CIK 0001760648 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnotes

Disclosed balance after: 7,113,650

F2 · price: Represents the weighted average sale price of the shares of the Issuer's common stock sold, ranging from a low of $0.63 to a high of $0.66 per share. The Reporting Persons undertake, upon request by the staff of the Securities and Exchange Commission, the Issuer, or a securityholder of the Issuer, to provide full information regarding the number of shares sold at each separate price.

F4 · ownership.nature: These shares of the Issuer's common stock are held of record by OrbiMed Private Investments VII, LP ("OPI VII"). OrbiMed Capital GP VII LLC ("GP VII") is the general partner of OPI VII, and OrbiMed Advisors LLC ("OrbiMed Advisors"), a registered investment adviser under the Investment Advisors Act of 1940, as amended, is the managing member of GP VII. By virtue of such relationships, GP VII and OrbiMed Advisors may be deemed to have voting and investment power over the shares of common stock held by OPI VII and, as a result, may be deemed to have beneficial ownership over such shares of common stock. OrbiMed Advisors exercises this investment and voting power through a management committee comprised of Carl L. Gordon, Sven H. Borho, and W. Carter Neild, each of whom disclaims beneficial ownership over the shares of common stock held by OPI VII.

F5 · ownership.nature: Each of OrbiMed Advisors and GP VII disclaims beneficial ownership of the securities reported herein for purposes of Rule 16a-1(a) under the Securities Exchange Act of 1934, as amended (the "Exchange Act"), except to the extent of its pecuniary interest therein, if any. This report shall not be deemed an admission that any such entity is a beneficial owner of such securities for the purpose of Section 16 of the Exchange Act, or for any other purpose.

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January 10, 2025 Filed Jan 14, 2025 22:17 UTC Passage BIO, Inc. PASG · Entity 7829 SaleCommon Stock 126,209 $0.66 $83,297.94
Disclosure

SEC source: 0000947871-25-000034 · ownership.xml · nonDerivative · entry 1

ORBIMED ADVISORS LLC · CIK 0001055951 · 10% owner

OrbiMed Capital GP VII LLC · CIK 0001760648 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnotes

Disclosed balance after: 7,131,636

F1 · price: Represents the weighted average sale price of the shares of the Issuer's common stock sold, ranging from a low of $0.61 to a high of $0.70 per share. The Reporting Persons undertake, upon request by the staff of the Securities and Exchange Commission, the Issuer, or a securityholder of the Issuer, to provide full information regarding the number of shares sold at each separate price.

F4 · ownership.nature: These shares of the Issuer's common stock are held of record by OrbiMed Private Investments VII, LP ("OPI VII"). OrbiMed Capital GP VII LLC ("GP VII") is the general partner of OPI VII, and OrbiMed Advisors LLC ("OrbiMed Advisors"), a registered investment adviser under the Investment Advisors Act of 1940, as amended, is the managing member of GP VII. By virtue of such relationships, GP VII and OrbiMed Advisors may be deemed to have voting and investment power over the shares of common stock held by OPI VII and, as a result, may be deemed to have beneficial ownership over such shares of common stock. OrbiMed Advisors exercises this investment and voting power through a management committee comprised of Carl L. Gordon, Sven H. Borho, and W. Carter Neild, each of whom disclaims beneficial ownership over the shares of common stock held by OPI VII.

F5 · ownership.nature: Each of OrbiMed Advisors and GP VII disclaims beneficial ownership of the securities reported herein for purposes of Rule 16a-1(a) under the Securities Exchange Act of 1934, as amended (the "Exchange Act"), except to the extent of its pecuniary interest therein, if any. This report shall not be deemed an admission that any such entity is a beneficial owner of such securities for the purpose of Section 16 of the Exchange Act, or for any other purpose.

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January 08, 2025 Filed Jan 8, 2025 23:09 UTC Passage BIO, Inc. PASG · Entity 7829 SaleCommon Stock 75,007 $0.68 $51,004.76
Disclosure

SEC source: 0000947871-25-000021 · ownership.xml · nonDerivative · entry 3

ORBIMED ADVISORS LLC · CIK 0001055951 · 10% owner

OrbiMed Capital GP VII LLC · CIK 0001760648 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnotes

Disclosed balance after: 7,257,845

F3 · price: Represents the weighted average sale price of the shares of the Issuer's common stock sold, ranging from a low of $0.65 to a high of $0.74 per share. The Reporting Persons undertake, upon request by the staff of the Securities and Exchange Commission, the Issuer, or a securityholder of the Issuer, to provide full information regarding the number of shares sold at each separate price.

F4 · ownership.nature: These shares of the Issuer's common stock are held of record by OrbiMed Private Investments VII, LP ("OPI VII"). OrbiMed Capital GP VII LLC ("GP VII") is the general partner of OPI VII, and OrbiMed Advisors LLC ("OrbiMed Advisors"), a registered investment adviser under the Investment Advisors Act of 1940, as amended, is the managing member of GP VII. By virtue of such relationships, GP VII and OrbiMed Advisors may be deemed to have voting and investment power over the shares of common stock held by OPI VII and, as a result, may be deemed to have beneficial ownership over such shares of common stock. OrbiMed Advisors exercises this investment and voting power through a management committee comprised of Carl L. Gordon, Sven H. Borho, and W. Carter Neild, each of whom disclaims beneficial ownership over the shares of common stock held by OPI VII.

F5 · ownership.nature: Each of OrbiMed Advisors and GP VII disclaims beneficial ownership of the securities reported herein for purposes of Rule 16a-1(a) under the Securities Exchange Act of 1934, as amended (the "Exchange Act"), except to the extent of its pecuniary interest therein, if any. This report shall not be deemed an admission that any such entity is a beneficial owner of such securities for the purpose of Section 16 of the Exchange Act, or for any other purpose.

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January 07, 2025 Filed Jan 8, 2025 23:09 UTC Passage BIO, Inc. PASG · Entity 7829 SaleCommon Stock 52,536 $0.71 $37,300.56
Disclosure

SEC source: 0000947871-25-000021 · ownership.xml · nonDerivative · entry 2

ORBIMED ADVISORS LLC · CIK 0001055951 · 10% owner

OrbiMed Capital GP VII LLC · CIK 0001760648 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnotes

Disclosed balance after: 7,332,852

F2 · price: Represents the weighted average sale price of the shares of the Issuer's common stock sold, ranging from a low of $0.70 to a high of $0.77 per share. The Reporting Persons undertake, upon request by the staff of the Securities and Exchange Commission, the Issuer, or a securityholder of the Issuer, to provide full information regarding the number of shares sold at each separate price.

F4 · ownership.nature: These shares of the Issuer's common stock are held of record by OrbiMed Private Investments VII, LP ("OPI VII"). OrbiMed Capital GP VII LLC ("GP VII") is the general partner of OPI VII, and OrbiMed Advisors LLC ("OrbiMed Advisors"), a registered investment adviser under the Investment Advisors Act of 1940, as amended, is the managing member of GP VII. By virtue of such relationships, GP VII and OrbiMed Advisors may be deemed to have voting and investment power over the shares of common stock held by OPI VII and, as a result, may be deemed to have beneficial ownership over such shares of common stock. OrbiMed Advisors exercises this investment and voting power through a management committee comprised of Carl L. Gordon, Sven H. Borho, and W. Carter Neild, each of whom disclaims beneficial ownership over the shares of common stock held by OPI VII.

F5 · ownership.nature: Each of OrbiMed Advisors and GP VII disclaims beneficial ownership of the securities reported herein for purposes of Rule 16a-1(a) under the Securities Exchange Act of 1934, as amended (the "Exchange Act"), except to the extent of its pecuniary interest therein, if any. This report shall not be deemed an admission that any such entity is a beneficial owner of such securities for the purpose of Section 16 of the Exchange Act, or for any other purpose.

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January 06, 2025 Filed Jan 8, 2025 23:09 UTC Passage BIO, Inc. PASG · Entity 7829 SaleCommon Stock 19,481 $0.77 $15,000.37
Disclosure

SEC source: 0000947871-25-000021 · ownership.xml · nonDerivative · entry 1

ORBIMED ADVISORS LLC · CIK 0001055951 · 10% owner

OrbiMed Capital GP VII LLC · CIK 0001760648 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnotes

Disclosed balance after: 7,385,388

F1 · price: Represents the weighted average sale price of the shares of the Issuer's common stock sold, ranging from a low of $0.76 to a high of $0.79 per share. The Reporting Persons undertake, upon request by the staff of the Securities and Exchange Commission, the Issuer, or a securityholder of the Issuer, to provide full information regarding the number of shares sold at each separate price.

F4 · ownership.nature: These shares of the Issuer's common stock are held of record by OrbiMed Private Investments VII, LP ("OPI VII"). OrbiMed Capital GP VII LLC ("GP VII") is the general partner of OPI VII, and OrbiMed Advisors LLC ("OrbiMed Advisors"), a registered investment adviser under the Investment Advisors Act of 1940, as amended, is the managing member of GP VII. By virtue of such relationships, GP VII and OrbiMed Advisors may be deemed to have voting and investment power over the shares of common stock held by OPI VII and, as a result, may be deemed to have beneficial ownership over such shares of common stock. OrbiMed Advisors exercises this investment and voting power through a management committee comprised of Carl L. Gordon, Sven H. Borho, and W. Carter Neild, each of whom disclaims beneficial ownership over the shares of common stock held by OPI VII.

F5 · ownership.nature: Each of OrbiMed Advisors and GP VII disclaims beneficial ownership of the securities reported herein for purposes of Rule 16a-1(a) under the Securities Exchange Act of 1934, as amended (the "Exchange Act"), except to the extent of its pecuniary interest therein, if any. This report shall not be deemed an admission that any such entity is a beneficial owner of such securities for the purpose of Section 16 of the Exchange Act, or for any other purpose.

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December 20, 2024 Filed Dec 26, 2024 21:34 UTC Passage BIO, Inc. PASG · Entity 7829 SaleCommon Stock 230,321 $0.60 $138,192.60
Disclosure

SEC source: 0000947871-24-001037 · ownership.xml · nonDerivative · entry 1

ORBIMED ADVISORS LLC · CIK 0001055951 · 10% owner

OrbiMed Capital GP VII LLC · CIK 0001760648 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnotes

Disclosed balance after: 7,404,869

F1 · ownership.nature: These shares of the Issuer's common stock are held of record by OrbiMed Private Investments VII, LP ("OPI VII"). OrbiMed Capital GP VII LLC ("GP VII") is the general partner of OPI VII, and OrbiMed Advisors LLC ("OrbiMed Advisors"), a registered investment adviser under the Investment Advisors Act of 1940, as amended, is the managing member of GP VII. By virtue of such relationships, GP VII and OrbiMed Advisors may be deemed to have voting and investment power over the shares of common stock held by OPI VII and, as a result, may be deemed to have beneficial ownership over such shares of common stock. OrbiMed Advisors exercises this investment and voting power through a management committee comprised of Carl L. Gordon, Sven H. Borho, and W. Carter Neild, each of whom disclaims beneficial ownership over the shares of common stock held by OPI VII.

F2 · ownership.nature: Each of OrbiMed Advisors and GP VII disclaims beneficial ownership of the securities reported herein for purposes of Rule 16a-1(a) under the Securities Exchange Act of 1934, as amended (the "Exchange Act"), except to the extent of its pecuniary interest therein, if any. This report shall not be deemed an admission that any such entity is a beneficial owner of such securities for the purpose of Section 16 of the Exchange Act, or for any other purpose.

Read SEC document
December 11, 2024 Filed Dec 11, 2024 22:32 UTC Passage BIO, Inc. PASG · Entity 7829 SaleCommon Stock 80 $0.80 $64.00
Disclosure

SEC source: 0000947871-24-000998 · ownership.xml · nonDerivative · entry 3

ORBIMED ADVISORS LLC · CIK 0001055951 · 10% owner

OrbiMed Capital GP VII LLC · CIK 0001760648 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnotes

Disclosed balance after: 7,635,190

F3 · ownership.nature: These shares of the Issuer's common stock are held of record by OrbiMed Private Investments VII, LP ("OPI VII"). OrbiMed Capital GP VII LLC ("GP VII") is the general partner of OPI VII, and OrbiMed Advisors LLC ("OrbiMed Advisors"), a registered investment adviser under the Investment Advisors Act of 1940, as amended, is the managing member of GP VII. By virtue of such relationships, GP VII and OrbiMed Advisors may be deemed to have voting and investment power over the shares of common stock held by OPI VII and, as a result, may be deemed to have beneficial ownership over such shares of common stock. OrbiMed Advisors exercises this investment and voting power through a management committee comprised of Carl L. Gordon, Sven H. Borho, and W. Carter Neild, each of whom disclaims beneficial ownership over the shares of common stock held by OPI VII.

F4 · ownership.nature: Each of OrbiMed Advisors and GP VII disclaims beneficial ownership of the securities reported herein for purposes of Rule 16a-1(a) under the Securities Exchange Act of 1934, as amended (the "Exchange Act"), except to the extent of its pecuniary interest therein, if any. This report shall not be deemed an admission that any such entity is a beneficial owner of such securities for the purpose of Section 16 of the Exchange Act, or for any other purpose.

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December 10, 2024 Filed Dec 11, 2024 22:32 UTC Passage BIO, Inc. PASG · Entity 7829 SaleCommon Stock 8,015 $0.80 $6,412.00
Disclosure

SEC source: 0000947871-24-000998 · ownership.xml · nonDerivative · entry 2

ORBIMED ADVISORS LLC · CIK 0001055951 · 10% owner

OrbiMed Capital GP VII LLC · CIK 0001760648 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnotes

Disclosed balance after: 7,635,270

F2 · price: Represents the weighted average sale price of the shares of the Issuer's common stock sold, ranging from a low of $0.80 to a high of $0.8094 per share. The Reporting Persons undertake, upon request by the staff of the Securities and Exchange Commission, the Issuer, or a securityholder of the Issuer, to provide full information regarding the number of shares sold at each separate price.

F3 · ownership.nature: These shares of the Issuer's common stock are held of record by OrbiMed Private Investments VII, LP ("OPI VII"). OrbiMed Capital GP VII LLC ("GP VII") is the general partner of OPI VII, and OrbiMed Advisors LLC ("OrbiMed Advisors"), a registered investment adviser under the Investment Advisors Act of 1940, as amended, is the managing member of GP VII. By virtue of such relationships, GP VII and OrbiMed Advisors may be deemed to have voting and investment power over the shares of common stock held by OPI VII and, as a result, may be deemed to have beneficial ownership over such shares of common stock. OrbiMed Advisors exercises this investment and voting power through a management committee comprised of Carl L. Gordon, Sven H. Borho, and W. Carter Neild, each of whom disclaims beneficial ownership over the shares of common stock held by OPI VII.

F4 · ownership.nature: Each of OrbiMed Advisors and GP VII disclaims beneficial ownership of the securities reported herein for purposes of Rule 16a-1(a) under the Securities Exchange Act of 1934, as amended (the "Exchange Act"), except to the extent of its pecuniary interest therein, if any. This report shall not be deemed an admission that any such entity is a beneficial owner of such securities for the purpose of Section 16 of the Exchange Act, or for any other purpose.

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December 09, 2024 Filed Dec 11, 2024 22:32 UTC Passage BIO, Inc. PASG · Entity 7829 SaleCommon Stock 54,181 $0.84 $45,512.04
Disclosure

SEC source: 0000947871-24-000998 · ownership.xml · nonDerivative · entry 1

ORBIMED ADVISORS LLC · CIK 0001055951 · 10% owner

OrbiMed Capital GP VII LLC · CIK 0001760648 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnotes

Disclosed balance after: 7,643,285

F1 · price: Represents the weighted average sale price of the shares of the Issuer's common stock sold, ranging from a low of $0.80 to a high of $0.87 per share. The Reporting Persons undertake, upon request by the staff of the Securities and Exchange Commission, the Issuer, or a securityholder of the Issuer, to provide full information regarding the number of shares sold at each separate price.

F3 · ownership.nature: These shares of the Issuer's common stock are held of record by OrbiMed Private Investments VII, LP ("OPI VII"). OrbiMed Capital GP VII LLC ("GP VII") is the general partner of OPI VII, and OrbiMed Advisors LLC ("OrbiMed Advisors"), a registered investment adviser under the Investment Advisors Act of 1940, as amended, is the managing member of GP VII. By virtue of such relationships, GP VII and OrbiMed Advisors may be deemed to have voting and investment power over the shares of common stock held by OPI VII and, as a result, may be deemed to have beneficial ownership over such shares of common stock. OrbiMed Advisors exercises this investment and voting power through a management committee comprised of Carl L. Gordon, Sven H. Borho, and W. Carter Neild, each of whom disclaims beneficial ownership over the shares of common stock held by OPI VII.

F4 · ownership.nature: Each of OrbiMed Advisors and GP VII disclaims beneficial ownership of the securities reported herein for purposes of Rule 16a-1(a) under the Securities Exchange Act of 1934, as amended (the "Exchange Act"), except to the extent of its pecuniary interest therein, if any. This report shall not be deemed an admission that any such entity is a beneficial owner of such securities for the purpose of Section 16 of the Exchange Act, or for any other purpose.

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December 06, 2024 Filed Dec 7, 2024 00:07 UTC Passage BIO, Inc. PASG · Entity 7829 SaleCommon Stock 20,903 $0.82 $17,140.46
Disclosure

SEC source: 0000947871-24-000995 · ownership.xml · nonDerivative · entry 2

ORBIMED ADVISORS LLC · CIK 0001055951 · 10% owner

OrbiMed Capital GP VII LLC · CIK 0001760648 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnotes

Disclosed balance after: 7,697,466

F2 · price: Represents the weighted average sale price of the shares of the Issuer's common stock sold, ranging from a low of $0.81 to a high of $0.83 per share. The Reporting Persons undertake, upon request by the staff of the Securities and Exchange Commission, the Issuer, or a securityholder of the Issuer, to provide full information regarding the number of shares sold at each separate price.

F3 · ownership.nature: These shares of the Issuer's common stock are held of record by OrbiMed Private Investments VII, LP ("OPI VII"). OrbiMed Capital GP VII LLC ("GP VII") is the general partner of OPI VII, and OrbiMed Advisors LLC ("OrbiMed Advisors"), a registered investment adviser under the Investment Advisors Act of 1940, as amended, is the managing member of GP VII. By virtue of such relationships, GP VII and OrbiMed Advisors may be deemed to have voting and investment power over the shares of common stock held by OPI VII and, as a result, may be deemed to have beneficial ownership over such shares of common stock. OrbiMed Advisors exercises this investment and voting power through a management committee comprised of Carl L. Gordon, Sven H. Borho, and W. Carter Neild, each of whom disclaims beneficial ownership over the shares of common stock held by OPI VII.

F4 · ownership.nature: Each of OrbiMed Advisors and GP VII disclaims beneficial ownership of the securities reported herein for purposes of Rule 16a-1(a) under the Securities Exchange Act of 1934, as amended (the "Exchange Act"), except to the extent of its pecuniary interest therein, if any. This report shall not be deemed an admission that any such entity is a beneficial owner of such securities for the purpose of Section 16 of the Exchange Act, or for any other purpose.

Read SEC document
December 04, 2024 Filed Dec 7, 2024 00:07 UTC Passage BIO, Inc. PASG · Entity 7829 SaleCommon Stock 76,200 $0.79 $60,198.00
Disclosure

SEC source: 0000947871-24-000995 · ownership.xml · nonDerivative · entry 1

ORBIMED ADVISORS LLC · CIK 0001055951 · 10% owner

OrbiMed Capital GP VII LLC · CIK 0001760648 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnotes

Disclosed balance after: 7,718,369

F1 · price: Represents the weighted average sale price of the shares of the Issuer's common stock sold, ranging from a low of $0.75 to a high of $0.82 per share. The Reporting Persons undertake, upon request by the staff of the Securities and Exchange Commission, the Issuer, or a securityholder of the Issuer, to provide full information regarding the number of shares sold at each separate price.

F3 · ownership.nature: These shares of the Issuer's common stock are held of record by OrbiMed Private Investments VII, LP ("OPI VII"). OrbiMed Capital GP VII LLC ("GP VII") is the general partner of OPI VII, and OrbiMed Advisors LLC ("OrbiMed Advisors"), a registered investment adviser under the Investment Advisors Act of 1940, as amended, is the managing member of GP VII. By virtue of such relationships, GP VII and OrbiMed Advisors may be deemed to have voting and investment power over the shares of common stock held by OPI VII and, as a result, may be deemed to have beneficial ownership over such shares of common stock. OrbiMed Advisors exercises this investment and voting power through a management committee comprised of Carl L. Gordon, Sven H. Borho, and W. Carter Neild, each of whom disclaims beneficial ownership over the shares of common stock held by OPI VII.

F4 · ownership.nature: Each of OrbiMed Advisors and GP VII disclaims beneficial ownership of the securities reported herein for purposes of Rule 16a-1(a) under the Securities Exchange Act of 1934, as amended (the "Exchange Act"), except to the extent of its pecuniary interest therein, if any. This report shall not be deemed an admission that any such entity is a beneficial owner of such securities for the purpose of Section 16 of the Exchange Act, or for any other purpose.

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November 01, 2024 Filed Nov 5, 2024 23:02 UTC Lomond Therapeutics Holdings, Inc. NONE · Entity 86303 ConversionSimple Agreement for Future Equity · Derivative 74,613 $0.00 $0.00
Disclosure

SEC source: 0001213900-24-094666 · ownership.xml · derivative · entry 13

ORBIMED ADVISORS LLC · CIK 0001055951 · Director

OrbiMed Capital GP VII LLC · CIK 0001760648 · Director

OrbiMed Capital GP VIII LLC · CIK 0001845804 · Director

OrbiMed Capital GP IX LLC · CIK 0001920574 · Director

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · See Footnote

Disclosed balance after: 0

Underlying: Common Stock · 74,613 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F6 · derivative.exercise_price: These shares are held of record by OrbiMed Private Investments IX, LP ("OPI IX") issued upon the conversion of an outstanding SAFE in the amount of $268,606.84, which converted upon the closing of the Merger and the Offering at 90% of the per share price in the Offering and had no expiration date. OrbiMed Capital GP IX LLC ("GP IX") is the general partner of OPI IX. OrbiMed Advisors is the managing member of GP IX. By virtue of such relationships, OrbiMed Advisors and GP IX may be deemed to have voting and investment power over the securities held by OPI IX and as a result, may be deemed to have beneficial ownership over such securities. OrbiMed Advisors exercises voting and investment power through a management committee comprised of Carl L. Gordon, Sven H. Borho, and W. Carter Neild, each of whom disclaims beneficial ownership of the shares held by OPI IX.

F1 · shares: On November 1, 2024, the Issuer closed the transactions contemplated by the Agreement and Plan of Merger and Reorganization (the "Merger Agreement"), dated as of November 1, 2024, by and among Venetian-1 Acquisition Corp., a Delaware corporation (the "Parent"), Lomond Acquisition Corp., a Delaware corporation (the "Acquisition Subsidiary"), and Lomond Therapeutics, Inc. ("Legacy Lomond") (the "Merger"), pursuant to which, upon consummation of the Merger, all of the outstanding shares Legacy Lomond common stock were converted into shares of the Issuer's Common Stock on a 1:1 basis pursuant to the terms of the Merger Agreement (the "Merger"). Immediately following the closing of the Merger, the Issuer completed a private placement financing (the "Offering").

F6 · shares: These shares are held of record by OrbiMed Private Investments IX, LP ("OPI IX") issued upon the conversion of an outstanding SAFE in the amount of $268,606.84, which converted upon the closing of the Merger and the Offering at 90% of the per share price in the Offering and had no expiration date. OrbiMed Capital GP IX LLC ("GP IX") is the general partner of OPI IX. OrbiMed Advisors is the managing member of GP IX. By virtue of such relationships, OrbiMed Advisors and GP IX may be deemed to have voting and investment power over the securities held by OPI IX and as a result, may be deemed to have beneficial ownership over such securities. OrbiMed Advisors exercises voting and investment power through a management committee comprised of Carl L. Gordon, Sven H. Borho, and W. Carter Neild, each of whom disclaims beneficial ownership of the shares held by OPI IX.

F6 · derivative.exercise_date: These shares are held of record by OrbiMed Private Investments IX, LP ("OPI IX") issued upon the conversion of an outstanding SAFE in the amount of $268,606.84, which converted upon the closing of the Merger and the Offering at 90% of the per share price in the Offering and had no expiration date. OrbiMed Capital GP IX LLC ("GP IX") is the general partner of OPI IX. OrbiMed Advisors is the managing member of GP IX. By virtue of such relationships, OrbiMed Advisors and GP IX may be deemed to have voting and investment power over the securities held by OPI IX and as a result, may be deemed to have beneficial ownership over such securities. OrbiMed Advisors exercises voting and investment power through a management committee comprised of Carl L. Gordon, Sven H. Borho, and W. Carter Neild, each of whom disclaims beneficial ownership of the shares held by OPI IX.

F6 · derivative.expiration_date: These shares are held of record by OrbiMed Private Investments IX, LP ("OPI IX") issued upon the conversion of an outstanding SAFE in the amount of $268,606.84, which converted upon the closing of the Merger and the Offering at 90% of the per share price in the Offering and had no expiration date. OrbiMed Capital GP IX LLC ("GP IX") is the general partner of OPI IX. OrbiMed Advisors is the managing member of GP IX. By virtue of such relationships, OrbiMed Advisors and GP IX may be deemed to have voting and investment power over the securities held by OPI IX and as a result, may be deemed to have beneficial ownership over such securities. OrbiMed Advisors exercises voting and investment power through a management committee comprised of Carl L. Gordon, Sven H. Borho, and W. Carter Neild, each of whom disclaims beneficial ownership of the shares held by OPI IX.

F6 · ownership.nature: These shares are held of record by OrbiMed Private Investments IX, LP ("OPI IX") issued upon the conversion of an outstanding SAFE in the amount of $268,606.84, which converted upon the closing of the Merger and the Offering at 90% of the per share price in the Offering and had no expiration date. OrbiMed Capital GP IX LLC ("GP IX") is the general partner of OPI IX. OrbiMed Advisors is the managing member of GP IX. By virtue of such relationships, OrbiMed Advisors and GP IX may be deemed to have voting and investment power over the securities held by OPI IX and as a result, may be deemed to have beneficial ownership over such securities. OrbiMed Advisors exercises voting and investment power through a management committee comprised of Carl L. Gordon, Sven H. Borho, and W. Carter Neild, each of whom disclaims beneficial ownership of the shares held by OPI IX.

F10 · ownership.nature: This report on Form 4 is jointly filed by OrbiMed Advisors, GP VII, GP VIII, and GP IX. Each of the Reporting Persons disclaims beneficial ownership of the securities reported herein for purposes of Rule 16a-1(a) under the Securities Exchange Act of 1934, as amended (the "Exchange Act"), except to the extent of its pecuniary interest therein, if any. OrbiMed Advisors has designated a representative, Carl L. Gordon, a member of OrbiMed Advisors, to serve on the Issuer's board of directors. This report shall not be deemed an admission that any such entity or person is a beneficial owner of such securities for purpose of Section 16 of the Exchange Act, or for any other purpose.

Read SEC document
November 01, 2024 Filed Nov 5, 2024 23:02 UTC Lomond Therapeutics Holdings, Inc. NONE · Entity 86303 ConversionSimple Agreement for Future Equity · Derivative 230,753 $0.00 $0.00
Disclosure

SEC source: 0001213900-24-094666 · ownership.xml · derivative · entry 12

ORBIMED ADVISORS LLC · CIK 0001055951 · Director

OrbiMed Capital GP VII LLC · CIK 0001760648 · Director

OrbiMed Capital GP VIII LLC · CIK 0001845804 · Director

OrbiMed Capital GP IX LLC · CIK 0001920574 · Director

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · See Footnote

Disclosed balance after: 0

Underlying: Common Stock · 230,753 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F5 · derivative.exercise_price: These shares are held of record by OPI VIII issued upon the conversion of an outstanding SAFE in the amount of $830,712.12, which converted upon the closing of the Merger and the Offering at 90% of the per share price in the Offering and had no expiration date.

F1 · shares: On November 1, 2024, the Issuer closed the transactions contemplated by the Agreement and Plan of Merger and Reorganization (the "Merger Agreement"), dated as of November 1, 2024, by and among Venetian-1 Acquisition Corp., a Delaware corporation (the "Parent"), Lomond Acquisition Corp., a Delaware corporation (the "Acquisition Subsidiary"), and Lomond Therapeutics, Inc. ("Legacy Lomond") (the "Merger"), pursuant to which, upon consummation of the Merger, all of the outstanding shares Legacy Lomond common stock were converted into shares of the Issuer's Common Stock on a 1:1 basis pursuant to the terms of the Merger Agreement (the "Merger"). Immediately following the closing of the Merger, the Issuer completed a private placement financing (the "Offering").

F5 · shares: These shares are held of record by OPI VIII issued upon the conversion of an outstanding SAFE in the amount of $830,712.12, which converted upon the closing of the Merger and the Offering at 90% of the per share price in the Offering and had no expiration date.

F5 · derivative.exercise_date: These shares are held of record by OPI VIII issued upon the conversion of an outstanding SAFE in the amount of $830,712.12, which converted upon the closing of the Merger and the Offering at 90% of the per share price in the Offering and had no expiration date.

F5 · derivative.expiration_date: These shares are held of record by OPI VIII issued upon the conversion of an outstanding SAFE in the amount of $830,712.12, which converted upon the closing of the Merger and the Offering at 90% of the per share price in the Offering and had no expiration date.

F5 · ownership.nature: These shares are held of record by OPI VIII issued upon the conversion of an outstanding SAFE in the amount of $830,712.12, which converted upon the closing of the Merger and the Offering at 90% of the per share price in the Offering and had no expiration date.

F10 · ownership.nature: This report on Form 4 is jointly filed by OrbiMed Advisors, GP VII, GP VIII, and GP IX. Each of the Reporting Persons disclaims beneficial ownership of the securities reported herein for purposes of Rule 16a-1(a) under the Securities Exchange Act of 1934, as amended (the "Exchange Act"), except to the extent of its pecuniary interest therein, if any. OrbiMed Advisors has designated a representative, Carl L. Gordon, a member of OrbiMed Advisors, to serve on the Issuer's board of directors. This report shall not be deemed an admission that any such entity or person is a beneficial owner of such securities for purpose of Section 16 of the Exchange Act, or for any other purpose.

Read SEC document
November 01, 2024 Filed Nov 5, 2024 23:02 UTC Lomond Therapeutics Holdings, Inc. NONE · Entity 86303 ConversionSimple Agreement for Future Equity · Derivative 389,078 $0.00 $0.00
Disclosure

SEC source: 0001213900-24-094666 · ownership.xml · derivative · entry 11

ORBIMED ADVISORS LLC · CIK 0001055951 · Director

OrbiMed Capital GP VII LLC · CIK 0001760648 · Director

OrbiMed Capital GP VIII LLC · CIK 0001845804 · Director

OrbiMed Capital GP IX LLC · CIK 0001920574 · Director

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · See Footnote

Disclosed balance after: 0

Underlying: Common Stock · 389,078 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F4 · derivative.exercise_price: These shares are held of record by OPI VII issued upon the conversion of an outstanding SAFE in the amount $1,400,681.04, which converted upon the closing of the Merger and the Offering at 90% of the per share price in the Offering and had no expiration date.

F1 · shares: On November 1, 2024, the Issuer closed the transactions contemplated by the Agreement and Plan of Merger and Reorganization (the "Merger Agreement"), dated as of November 1, 2024, by and among Venetian-1 Acquisition Corp., a Delaware corporation (the "Parent"), Lomond Acquisition Corp., a Delaware corporation (the "Acquisition Subsidiary"), and Lomond Therapeutics, Inc. ("Legacy Lomond") (the "Merger"), pursuant to which, upon consummation of the Merger, all of the outstanding shares Legacy Lomond common stock were converted into shares of the Issuer's Common Stock on a 1:1 basis pursuant to the terms of the Merger Agreement (the "Merger"). Immediately following the closing of the Merger, the Issuer completed a private placement financing (the "Offering").

F4 · shares: These shares are held of record by OPI VII issued upon the conversion of an outstanding SAFE in the amount $1,400,681.04, which converted upon the closing of the Merger and the Offering at 90% of the per share price in the Offering and had no expiration date.

F4 · derivative.exercise_date: These shares are held of record by OPI VII issued upon the conversion of an outstanding SAFE in the amount $1,400,681.04, which converted upon the closing of the Merger and the Offering at 90% of the per share price in the Offering and had no expiration date.

F4 · derivative.expiration_date: These shares are held of record by OPI VII issued upon the conversion of an outstanding SAFE in the amount $1,400,681.04, which converted upon the closing of the Merger and the Offering at 90% of the per share price in the Offering and had no expiration date.

F4 · ownership.nature: These shares are held of record by OPI VII issued upon the conversion of an outstanding SAFE in the amount $1,400,681.04, which converted upon the closing of the Merger and the Offering at 90% of the per share price in the Offering and had no expiration date.

F10 · ownership.nature: This report on Form 4 is jointly filed by OrbiMed Advisors, GP VII, GP VIII, and GP IX. Each of the Reporting Persons disclaims beneficial ownership of the securities reported herein for purposes of Rule 16a-1(a) under the Securities Exchange Act of 1934, as amended (the "Exchange Act"), except to the extent of its pecuniary interest therein, if any. OrbiMed Advisors has designated a representative, Carl L. Gordon, a member of OrbiMed Advisors, to serve on the Issuer's board of directors. This report shall not be deemed an admission that any such entity or person is a beneficial owner of such securities for purpose of Section 16 of the Exchange Act, or for any other purpose.

Read SEC document
November 01, 2024 Filed Nov 5, 2024 23:02 UTC Lomond Therapeutics Holdings, Inc. NONE · Entity 86303 ConversionSimple Agreement for Future Equity · Derivative 215,146 $0.00 $0.00
Disclosure

SEC source: 0001213900-24-094666 · ownership.xml · derivative · entry 10

ORBIMED ADVISORS LLC · CIK 0001055951 · Director

OrbiMed Capital GP VII LLC · CIK 0001760648 · Director

OrbiMed Capital GP VIII LLC · CIK 0001845804 · Director

OrbiMed Capital GP IX LLC · CIK 0001920574 · Director

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · See Footnote

Disclosed balance after: 0

Underlying: Common Stock · 215,146 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F3 · derivative.exercise_price: These shares are held of record by OrbiMed Private Investments VIII, LP ("OPI VIII") issued upon the conversion of a SAFE in the amount of $688,465.75, which converted upon the closing of the Merger and the Offering at 80% of the per share price in the Offering and had no expiration date. OrbiMed Capital GP VIII LLC ("GP VIII") is the general partner of OPI VIII. OrbiMed Advisors is the managing member of GP VIII. By virtue of such relationships, OrbiMed Advisors and GP VIII may be deemed to have voting and investment power over the securities held by OPI VIII and as a result, may be deemed to have beneficial ownership over such securities. OrbiMed Advisors exercises voting and investment power through a management committee comprised of Carl L. Gordon, Sven H. Borho, and W. Carter Neild, each of whom disclaims beneficial ownership of the shares held by OPI VIII.

F1 · shares: On November 1, 2024, the Issuer closed the transactions contemplated by the Agreement and Plan of Merger and Reorganization (the "Merger Agreement"), dated as of November 1, 2024, by and among Venetian-1 Acquisition Corp., a Delaware corporation (the "Parent"), Lomond Acquisition Corp., a Delaware corporation (the "Acquisition Subsidiary"), and Lomond Therapeutics, Inc. ("Legacy Lomond") (the "Merger"), pursuant to which, upon consummation of the Merger, all of the outstanding shares Legacy Lomond common stock were converted into shares of the Issuer's Common Stock on a 1:1 basis pursuant to the terms of the Merger Agreement (the "Merger"). Immediately following the closing of the Merger, the Issuer completed a private placement financing (the "Offering").

F3 · shares: These shares are held of record by OrbiMed Private Investments VIII, LP ("OPI VIII") issued upon the conversion of a SAFE in the amount of $688,465.75, which converted upon the closing of the Merger and the Offering at 80% of the per share price in the Offering and had no expiration date. OrbiMed Capital GP VIII LLC ("GP VIII") is the general partner of OPI VIII. OrbiMed Advisors is the managing member of GP VIII. By virtue of such relationships, OrbiMed Advisors and GP VIII may be deemed to have voting and investment power over the securities held by OPI VIII and as a result, may be deemed to have beneficial ownership over such securities. OrbiMed Advisors exercises voting and investment power through a management committee comprised of Carl L. Gordon, Sven H. Borho, and W. Carter Neild, each of whom disclaims beneficial ownership of the shares held by OPI VIII.

F3 · derivative.exercise_date: These shares are held of record by OrbiMed Private Investments VIII, LP ("OPI VIII") issued upon the conversion of a SAFE in the amount of $688,465.75, which converted upon the closing of the Merger and the Offering at 80% of the per share price in the Offering and had no expiration date. OrbiMed Capital GP VIII LLC ("GP VIII") is the general partner of OPI VIII. OrbiMed Advisors is the managing member of GP VIII. By virtue of such relationships, OrbiMed Advisors and GP VIII may be deemed to have voting and investment power over the securities held by OPI VIII and as a result, may be deemed to have beneficial ownership over such securities. OrbiMed Advisors exercises voting and investment power through a management committee comprised of Carl L. Gordon, Sven H. Borho, and W. Carter Neild, each of whom disclaims beneficial ownership of the shares held by OPI VIII.

F3 · derivative.expiration_date: These shares are held of record by OrbiMed Private Investments VIII, LP ("OPI VIII") issued upon the conversion of a SAFE in the amount of $688,465.75, which converted upon the closing of the Merger and the Offering at 80% of the per share price in the Offering and had no expiration date. OrbiMed Capital GP VIII LLC ("GP VIII") is the general partner of OPI VIII. OrbiMed Advisors is the managing member of GP VIII. By virtue of such relationships, OrbiMed Advisors and GP VIII may be deemed to have voting and investment power over the securities held by OPI VIII and as a result, may be deemed to have beneficial ownership over such securities. OrbiMed Advisors exercises voting and investment power through a management committee comprised of Carl L. Gordon, Sven H. Borho, and W. Carter Neild, each of whom disclaims beneficial ownership of the shares held by OPI VIII.

F3 · ownership.nature: These shares are held of record by OrbiMed Private Investments VIII, LP ("OPI VIII") issued upon the conversion of a SAFE in the amount of $688,465.75, which converted upon the closing of the Merger and the Offering at 80% of the per share price in the Offering and had no expiration date. OrbiMed Capital GP VIII LLC ("GP VIII") is the general partner of OPI VIII. OrbiMed Advisors is the managing member of GP VIII. By virtue of such relationships, OrbiMed Advisors and GP VIII may be deemed to have voting and investment power over the securities held by OPI VIII and as a result, may be deemed to have beneficial ownership over such securities. OrbiMed Advisors exercises voting and investment power through a management committee comprised of Carl L. Gordon, Sven H. Borho, and W. Carter Neild, each of whom disclaims beneficial ownership of the shares held by OPI VIII.

F10 · ownership.nature: This report on Form 4 is jointly filed by OrbiMed Advisors, GP VII, GP VIII, and GP IX. Each of the Reporting Persons disclaims beneficial ownership of the securities reported herein for purposes of Rule 16a-1(a) under the Securities Exchange Act of 1934, as amended (the "Exchange Act"), except to the extent of its pecuniary interest therein, if any. OrbiMed Advisors has designated a representative, Carl L. Gordon, a member of OrbiMed Advisors, to serve on the Issuer's board of directors. This report shall not be deemed an admission that any such entity or person is a beneficial owner of such securities for purpose of Section 16 of the Exchange Act, or for any other purpose.

Read SEC document
November 01, 2024 Filed Nov 5, 2024 23:02 UTC Lomond Therapeutics Holdings, Inc. NONE · Entity 86303 ConversionSimple Agreement for Future Equity · Derivative 323,916 $0.00 $0.00
Disclosure

SEC source: 0001213900-24-094666 · ownership.xml · derivative · entry 9

ORBIMED ADVISORS LLC · CIK 0001055951 · Director

OrbiMed Capital GP VII LLC · CIK 0001760648 · Director

OrbiMed Capital GP VIII LLC · CIK 0001845804 · Director

OrbiMed Capital GP IX LLC · CIK 0001920574 · Director

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · See Footnote

Disclosed balance after: 0

Underlying: Common Stock · 323,916 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F2 · derivative.exercise_price: These shares are held of record by OrbiMed Private Investments VII, LP ("OPI VII") issued upon the conversion of an outstanding simple agreement for future equity ("SAFE") in the amount of $1,036,534.25, which converted upon the closing of the Merger and the Offering at 80% of the per share price in the Offering and had no expiration date. OrbiMed Capital GP VII LLC ("GP VII") is the general partner of OPI VII. OrbiMed Advisors LLC ("OrbiMed Advisors") is the managing member of GP VII. By virtue of such relationships, OrbiMed Advisors and GP VII may be deemed to have voting and investment power over the securities held by OPI VII and as a result, may be deemed to have beneficial ownership over such securities. OrbiMed Advisors exercises voting and investment power through a management committee comprised of Carl L. Gordon, Sven H. Borho, and W. Carter Neild, each of whom disclaims beneficial ownership of the shares held by OPI VII.

F10 · deemedExecutionDate: This report on Form 4 is jointly filed by OrbiMed Advisors, GP VII, GP VIII, and GP IX. Each of the Reporting Persons disclaims beneficial ownership of the securities reported herein for purposes of Rule 16a-1(a) under the Securities Exchange Act of 1934, as amended (the "Exchange Act"), except to the extent of its pecuniary interest therein, if any. OrbiMed Advisors has designated a representative, Carl L. Gordon, a member of OrbiMed Advisors, to serve on the Issuer's board of directors. This report shall not be deemed an admission that any such entity or person is a beneficial owner of such securities for purpose of Section 16 of the Exchange Act, or for any other purpose.

F1 · shares: On November 1, 2024, the Issuer closed the transactions contemplated by the Agreement and Plan of Merger and Reorganization (the "Merger Agreement"), dated as of November 1, 2024, by and among Venetian-1 Acquisition Corp., a Delaware corporation (the "Parent"), Lomond Acquisition Corp., a Delaware corporation (the "Acquisition Subsidiary"), and Lomond Therapeutics, Inc. ("Legacy Lomond") (the "Merger"), pursuant to which, upon consummation of the Merger, all of the outstanding shares Legacy Lomond common stock were converted into shares of the Issuer's Common Stock on a 1:1 basis pursuant to the terms of the Merger Agreement (the "Merger"). Immediately following the closing of the Merger, the Issuer completed a private placement financing (the "Offering").

F2 · shares: These shares are held of record by OrbiMed Private Investments VII, LP ("OPI VII") issued upon the conversion of an outstanding simple agreement for future equity ("SAFE") in the amount of $1,036,534.25, which converted upon the closing of the Merger and the Offering at 80% of the per share price in the Offering and had no expiration date. OrbiMed Capital GP VII LLC ("GP VII") is the general partner of OPI VII. OrbiMed Advisors LLC ("OrbiMed Advisors") is the managing member of GP VII. By virtue of such relationships, OrbiMed Advisors and GP VII may be deemed to have voting and investment power over the securities held by OPI VII and as a result, may be deemed to have beneficial ownership over such securities. OrbiMed Advisors exercises voting and investment power through a management committee comprised of Carl L. Gordon, Sven H. Borho, and W. Carter Neild, each of whom disclaims beneficial ownership of the shares held by OPI VII.

F2 · derivative.exercise_date: These shares are held of record by OrbiMed Private Investments VII, LP ("OPI VII") issued upon the conversion of an outstanding simple agreement for future equity ("SAFE") in the amount of $1,036,534.25, which converted upon the closing of the Merger and the Offering at 80% of the per share price in the Offering and had no expiration date. OrbiMed Capital GP VII LLC ("GP VII") is the general partner of OPI VII. OrbiMed Advisors LLC ("OrbiMed Advisors") is the managing member of GP VII. By virtue of such relationships, OrbiMed Advisors and GP VII may be deemed to have voting and investment power over the securities held by OPI VII and as a result, may be deemed to have beneficial ownership over such securities. OrbiMed Advisors exercises voting and investment power through a management committee comprised of Carl L. Gordon, Sven H. Borho, and W. Carter Neild, each of whom disclaims beneficial ownership of the shares held by OPI VII.

F2 · derivative.expiration_date: These shares are held of record by OrbiMed Private Investments VII, LP ("OPI VII") issued upon the conversion of an outstanding simple agreement for future equity ("SAFE") in the amount of $1,036,534.25, which converted upon the closing of the Merger and the Offering at 80% of the per share price in the Offering and had no expiration date. OrbiMed Capital GP VII LLC ("GP VII") is the general partner of OPI VII. OrbiMed Advisors LLC ("OrbiMed Advisors") is the managing member of GP VII. By virtue of such relationships, OrbiMed Advisors and GP VII may be deemed to have voting and investment power over the securities held by OPI VII and as a result, may be deemed to have beneficial ownership over such securities. OrbiMed Advisors exercises voting and investment power through a management committee comprised of Carl L. Gordon, Sven H. Borho, and W. Carter Neild, each of whom disclaims beneficial ownership of the shares held by OPI VII.

F2 · ownership.nature: These shares are held of record by OrbiMed Private Investments VII, LP ("OPI VII") issued upon the conversion of an outstanding simple agreement for future equity ("SAFE") in the amount of $1,036,534.25, which converted upon the closing of the Merger and the Offering at 80% of the per share price in the Offering and had no expiration date. OrbiMed Capital GP VII LLC ("GP VII") is the general partner of OPI VII. OrbiMed Advisors LLC ("OrbiMed Advisors") is the managing member of GP VII. By virtue of such relationships, OrbiMed Advisors and GP VII may be deemed to have voting and investment power over the securities held by OPI VII and as a result, may be deemed to have beneficial ownership over such securities. OrbiMed Advisors exercises voting and investment power through a management committee comprised of Carl L. Gordon, Sven H. Borho, and W. Carter Neild, each of whom disclaims beneficial ownership of the shares held by OPI VII.

F10 · ownership.nature: This report on Form 4 is jointly filed by OrbiMed Advisors, GP VII, GP VIII, and GP IX. Each of the Reporting Persons disclaims beneficial ownership of the securities reported herein for purposes of Rule 16a-1(a) under the Securities Exchange Act of 1934, as amended (the "Exchange Act"), except to the extent of its pecuniary interest therein, if any. OrbiMed Advisors has designated a representative, Carl L. Gordon, a member of OrbiMed Advisors, to serve on the Issuer's board of directors. This report shall not be deemed an admission that any such entity or person is a beneficial owner of such securities for purpose of Section 16 of the Exchange Act, or for any other purpose.

Read SEC document
November 01, 2024 Filed Nov 5, 2024 23:02 UTC Lomond Therapeutics Holdings, Inc. NONE · Entity 86303 GrantCommon Stock 155,120 $4.00 $620,480.00
Disclosure

SEC source: 0001213900-24-094666 · ownership.xml · nonDerivative · entry 8

ORBIMED ADVISORS LLC · CIK 0001055951 · Director

OrbiMed Capital GP VII LLC · CIK 0001760648 · Director

OrbiMed Capital GP VIII LLC · CIK 0001845804 · Director

OrbiMed Capital GP IX LLC · CIK 0001920574 · Director

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · See Footnote

Disclosed balance after: 2,677,256

F1 · shares: On November 1, 2024, the Issuer closed the transactions contemplated by the Agreement and Plan of Merger and Reorganization (the "Merger Agreement"), dated as of November 1, 2024, by and among Venetian-1 Acquisition Corp., a Delaware corporation (the "Parent"), Lomond Acquisition Corp., a Delaware corporation (the "Acquisition Subsidiary"), and Lomond Therapeutics, Inc. ("Legacy Lomond") (the "Merger"), pursuant to which, upon consummation of the Merger, all of the outstanding shares Legacy Lomond common stock were converted into shares of the Issuer's Common Stock on a 1:1 basis pursuant to the terms of the Merger Agreement (the "Merger"). Immediately following the closing of the Merger, the Issuer completed a private placement financing (the "Offering").

F9 · shares: These shares are held of record by OPI IX issued upon the closing of the Offering.

F9 · ownership.nature: These shares are held of record by OPI IX issued upon the closing of the Offering.

F10 · ownership.nature: This report on Form 4 is jointly filed by OrbiMed Advisors, GP VII, GP VIII, and GP IX. Each of the Reporting Persons disclaims beneficial ownership of the securities reported herein for purposes of Rule 16a-1(a) under the Securities Exchange Act of 1934, as amended (the "Exchange Act"), except to the extent of its pecuniary interest therein, if any. OrbiMed Advisors has designated a representative, Carl L. Gordon, a member of OrbiMed Advisors, to serve on the Issuer's board of directors. This report shall not be deemed an admission that any such entity or person is a beneficial owner of such securities for purpose of Section 16 of the Exchange Act, or for any other purpose.

Read SEC document
November 01, 2024 Filed Nov 5, 2024 23:02 UTC Lomond Therapeutics Holdings, Inc. NONE · Entity 86303 GrantCommon Stock 479,736 $4.00 $1,918,944.00
Disclosure

SEC source: 0001213900-24-094666 · ownership.xml · nonDerivative · entry 7

ORBIMED ADVISORS LLC · CIK 0001055951 · Director

OrbiMed Capital GP VII LLC · CIK 0001760648 · Director

OrbiMed Capital GP VIII LLC · CIK 0001845804 · Director

OrbiMed Capital GP IX LLC · CIK 0001920574 · Director

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · See Footnote

Disclosed balance after: 2,522,136

F1 · shares: On November 1, 2024, the Issuer closed the transactions contemplated by the Agreement and Plan of Merger and Reorganization (the "Merger Agreement"), dated as of November 1, 2024, by and among Venetian-1 Acquisition Corp., a Delaware corporation (the "Parent"), Lomond Acquisition Corp., a Delaware corporation (the "Acquisition Subsidiary"), and Lomond Therapeutics, Inc. ("Legacy Lomond") (the "Merger"), pursuant to which, upon consummation of the Merger, all of the outstanding shares Legacy Lomond common stock were converted into shares of the Issuer's Common Stock on a 1:1 basis pursuant to the terms of the Merger Agreement (the "Merger"). Immediately following the closing of the Merger, the Issuer completed a private placement financing (the "Offering").

F8 · shares: These shares are held of record by OPI VIII issued upon the closing of the Offering.

F8 · ownership.nature: These shares are held of record by OPI VIII issued upon the closing of the Offering.

F10 · ownership.nature: This report on Form 4 is jointly filed by OrbiMed Advisors, GP VII, GP VIII, and GP IX. Each of the Reporting Persons disclaims beneficial ownership of the securities reported herein for purposes of Rule 16a-1(a) under the Securities Exchange Act of 1934, as amended (the "Exchange Act"), except to the extent of its pecuniary interest therein, if any. OrbiMed Advisors has designated a representative, Carl L. Gordon, a member of OrbiMed Advisors, to serve on the Issuer's board of directors. This report shall not be deemed an admission that any such entity or person is a beneficial owner of such securities for purpose of Section 16 of the Exchange Act, or for any other purpose.

Read SEC document
November 01, 2024 Filed Nov 5, 2024 23:02 UTC Lomond Therapeutics Holdings, Inc. NONE · Entity 86303 GrantCommon Stock 808,894 $4.00 $3,235,576.00
Disclosure

SEC source: 0001213900-24-094666 · ownership.xml · nonDerivative · entry 6

ORBIMED ADVISORS LLC · CIK 0001055951 · Director

OrbiMed Capital GP VII LLC · CIK 0001760648 · Director

OrbiMed Capital GP VIII LLC · CIK 0001845804 · Director

OrbiMed Capital GP IX LLC · CIK 0001920574 · Director

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · See Footnote

Disclosed balance after: 2,042,400

F1 · shares: On November 1, 2024, the Issuer closed the transactions contemplated by the Agreement and Plan of Merger and Reorganization (the "Merger Agreement"), dated as of November 1, 2024, by and among Venetian-1 Acquisition Corp., a Delaware corporation (the "Parent"), Lomond Acquisition Corp., a Delaware corporation (the "Acquisition Subsidiary"), and Lomond Therapeutics, Inc. ("Legacy Lomond") (the "Merger"), pursuant to which, upon consummation of the Merger, all of the outstanding shares Legacy Lomond common stock were converted into shares of the Issuer's Common Stock on a 1:1 basis pursuant to the terms of the Merger Agreement (the "Merger"). Immediately following the closing of the Merger, the Issuer completed a private placement financing (the "Offering").

F7 · shares: These shares are held of record by OPI VII issued upon the closing of the Offering.

F7 · ownership.nature: These shares are held of record by OPI VII issued upon the closing of the Offering.

F10 · ownership.nature: This report on Form 4 is jointly filed by OrbiMed Advisors, GP VII, GP VIII, and GP IX. Each of the Reporting Persons disclaims beneficial ownership of the securities reported herein for purposes of Rule 16a-1(a) under the Securities Exchange Act of 1934, as amended (the "Exchange Act"), except to the extent of its pecuniary interest therein, if any. OrbiMed Advisors has designated a representative, Carl L. Gordon, a member of OrbiMed Advisors, to serve on the Issuer's board of directors. This report shall not be deemed an admission that any such entity or person is a beneficial owner of such securities for purpose of Section 16 of the Exchange Act, or for any other purpose.

Read SEC document
November 01, 2024 Filed Nov 5, 2024 23:02 UTC Lomond Therapeutics Holdings, Inc. NONE · Entity 86303 ConversionCommon Stock 74,613 $3.60 $268,606.80
Disclosure

SEC source: 0001213900-24-094666 · ownership.xml · nonDerivative · entry 5

ORBIMED ADVISORS LLC · CIK 0001055951 · Director

OrbiMed Capital GP VII LLC · CIK 0001760648 · Director

OrbiMed Capital GP VIII LLC · CIK 0001845804 · Director

OrbiMed Capital GP IX LLC · CIK 0001920574 · Director

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · See Footnote

Disclosed balance after: 1,233,506

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · shares: On November 1, 2024, the Issuer closed the transactions contemplated by the Agreement and Plan of Merger and Reorganization (the "Merger Agreement"), dated as of November 1, 2024, by and among Venetian-1 Acquisition Corp., a Delaware corporation (the "Parent"), Lomond Acquisition Corp., a Delaware corporation (the "Acquisition Subsidiary"), and Lomond Therapeutics, Inc. ("Legacy Lomond") (the "Merger"), pursuant to which, upon consummation of the Merger, all of the outstanding shares Legacy Lomond common stock were converted into shares of the Issuer's Common Stock on a 1:1 basis pursuant to the terms of the Merger Agreement (the "Merger"). Immediately following the closing of the Merger, the Issuer completed a private placement financing (the "Offering").

F6 · shares: These shares are held of record by OrbiMed Private Investments IX, LP ("OPI IX") issued upon the conversion of an outstanding SAFE in the amount of $268,606.84, which converted upon the closing of the Merger and the Offering at 90% of the per share price in the Offering and had no expiration date. OrbiMed Capital GP IX LLC ("GP IX") is the general partner of OPI IX. OrbiMed Advisors is the managing member of GP IX. By virtue of such relationships, OrbiMed Advisors and GP IX may be deemed to have voting and investment power over the securities held by OPI IX and as a result, may be deemed to have beneficial ownership over such securities. OrbiMed Advisors exercises voting and investment power through a management committee comprised of Carl L. Gordon, Sven H. Borho, and W. Carter Neild, each of whom disclaims beneficial ownership of the shares held by OPI IX.

F6 · ownership.nature: These shares are held of record by OrbiMed Private Investments IX, LP ("OPI IX") issued upon the conversion of an outstanding SAFE in the amount of $268,606.84, which converted upon the closing of the Merger and the Offering at 90% of the per share price in the Offering and had no expiration date. OrbiMed Capital GP IX LLC ("GP IX") is the general partner of OPI IX. OrbiMed Advisors is the managing member of GP IX. By virtue of such relationships, OrbiMed Advisors and GP IX may be deemed to have voting and investment power over the securities held by OPI IX and as a result, may be deemed to have beneficial ownership over such securities. OrbiMed Advisors exercises voting and investment power through a management committee comprised of Carl L. Gordon, Sven H. Borho, and W. Carter Neild, each of whom disclaims beneficial ownership of the shares held by OPI IX.

F10 · ownership.nature: This report on Form 4 is jointly filed by OrbiMed Advisors, GP VII, GP VIII, and GP IX. Each of the Reporting Persons disclaims beneficial ownership of the securities reported herein for purposes of Rule 16a-1(a) under the Securities Exchange Act of 1934, as amended (the "Exchange Act"), except to the extent of its pecuniary interest therein, if any. OrbiMed Advisors has designated a representative, Carl L. Gordon, a member of OrbiMed Advisors, to serve on the Issuer's board of directors. This report shall not be deemed an admission that any such entity or person is a beneficial owner of such securities for purpose of Section 16 of the Exchange Act, or for any other purpose.

Read SEC document
November 01, 2024 Filed Nov 5, 2024 23:02 UTC Lomond Therapeutics Holdings, Inc. NONE · Entity 86303 ConversionCommon Stock 230,753 $3.60 $830,710.80
Disclosure

SEC source: 0001213900-24-094666 · ownership.xml · nonDerivative · entry 4

ORBIMED ADVISORS LLC · CIK 0001055951 · Director

OrbiMed Capital GP VII LLC · CIK 0001760648 · Director

OrbiMed Capital GP VIII LLC · CIK 0001845804 · Director

OrbiMed Capital GP IX LLC · CIK 0001920574 · Director

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · See Footnote

Disclosed balance after: 1,158,893

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · shares: On November 1, 2024, the Issuer closed the transactions contemplated by the Agreement and Plan of Merger and Reorganization (the "Merger Agreement"), dated as of November 1, 2024, by and among Venetian-1 Acquisition Corp., a Delaware corporation (the "Parent"), Lomond Acquisition Corp., a Delaware corporation (the "Acquisition Subsidiary"), and Lomond Therapeutics, Inc. ("Legacy Lomond") (the "Merger"), pursuant to which, upon consummation of the Merger, all of the outstanding shares Legacy Lomond common stock were converted into shares of the Issuer's Common Stock on a 1:1 basis pursuant to the terms of the Merger Agreement (the "Merger"). Immediately following the closing of the Merger, the Issuer completed a private placement financing (the "Offering").

F5 · shares: These shares are held of record by OPI VIII issued upon the conversion of an outstanding SAFE in the amount of $830,712.12, which converted upon the closing of the Merger and the Offering at 90% of the per share price in the Offering and had no expiration date.

F5 · ownership.nature: These shares are held of record by OPI VIII issued upon the conversion of an outstanding SAFE in the amount of $830,712.12, which converted upon the closing of the Merger and the Offering at 90% of the per share price in the Offering and had no expiration date.

F10 · ownership.nature: This report on Form 4 is jointly filed by OrbiMed Advisors, GP VII, GP VIII, and GP IX. Each of the Reporting Persons disclaims beneficial ownership of the securities reported herein for purposes of Rule 16a-1(a) under the Securities Exchange Act of 1934, as amended (the "Exchange Act"), except to the extent of its pecuniary interest therein, if any. OrbiMed Advisors has designated a representative, Carl L. Gordon, a member of OrbiMed Advisors, to serve on the Issuer's board of directors. This report shall not be deemed an admission that any such entity or person is a beneficial owner of such securities for purpose of Section 16 of the Exchange Act, or for any other purpose.

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November 01, 2024 Filed Nov 5, 2024 23:02 UTC Lomond Therapeutics Holdings, Inc. NONE · Entity 86303 ConversionCommon Stock 389,078 $3.60 $1,400,680.80
Disclosure

SEC source: 0001213900-24-094666 · ownership.xml · nonDerivative · entry 3

ORBIMED ADVISORS LLC · CIK 0001055951 · Director

OrbiMed Capital GP VII LLC · CIK 0001760648 · Director

OrbiMed Capital GP VIII LLC · CIK 0001845804 · Director

OrbiMed Capital GP IX LLC · CIK 0001920574 · Director

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · See Footnote

Disclosed balance after: 928,140

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · shares: On November 1, 2024, the Issuer closed the transactions contemplated by the Agreement and Plan of Merger and Reorganization (the "Merger Agreement"), dated as of November 1, 2024, by and among Venetian-1 Acquisition Corp., a Delaware corporation (the "Parent"), Lomond Acquisition Corp., a Delaware corporation (the "Acquisition Subsidiary"), and Lomond Therapeutics, Inc. ("Legacy Lomond") (the "Merger"), pursuant to which, upon consummation of the Merger, all of the outstanding shares Legacy Lomond common stock were converted into shares of the Issuer's Common Stock on a 1:1 basis pursuant to the terms of the Merger Agreement (the "Merger"). Immediately following the closing of the Merger, the Issuer completed a private placement financing (the "Offering").

F4 · shares: These shares are held of record by OPI VII issued upon the conversion of an outstanding SAFE in the amount $1,400,681.04, which converted upon the closing of the Merger and the Offering at 90% of the per share price in the Offering and had no expiration date.

F4 · ownership.nature: These shares are held of record by OPI VII issued upon the conversion of an outstanding SAFE in the amount $1,400,681.04, which converted upon the closing of the Merger and the Offering at 90% of the per share price in the Offering and had no expiration date.

F10 · ownership.nature: This report on Form 4 is jointly filed by OrbiMed Advisors, GP VII, GP VIII, and GP IX. Each of the Reporting Persons disclaims beneficial ownership of the securities reported herein for purposes of Rule 16a-1(a) under the Securities Exchange Act of 1934, as amended (the "Exchange Act"), except to the extent of its pecuniary interest therein, if any. OrbiMed Advisors has designated a representative, Carl L. Gordon, a member of OrbiMed Advisors, to serve on the Issuer's board of directors. This report shall not be deemed an admission that any such entity or person is a beneficial owner of such securities for purpose of Section 16 of the Exchange Act, or for any other purpose.

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November 01, 2024 Filed Nov 5, 2024 23:02 UTC Lomond Therapeutics Holdings, Inc. NONE · Entity 86303 ConversionCommon Stock 215,146 $3.20 $688,467.20
Disclosure

SEC source: 0001213900-24-094666 · ownership.xml · nonDerivative · entry 2

ORBIMED ADVISORS LLC · CIK 0001055951 · Director

OrbiMed Capital GP VII LLC · CIK 0001760648 · Director

OrbiMed Capital GP VIII LLC · CIK 0001845804 · Director

OrbiMed Capital GP IX LLC · CIK 0001920574 · Director

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · See Footnote

Disclosed balance after: 539,062

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · shares: On November 1, 2024, the Issuer closed the transactions contemplated by the Agreement and Plan of Merger and Reorganization (the "Merger Agreement"), dated as of November 1, 2024, by and among Venetian-1 Acquisition Corp., a Delaware corporation (the "Parent"), Lomond Acquisition Corp., a Delaware corporation (the "Acquisition Subsidiary"), and Lomond Therapeutics, Inc. ("Legacy Lomond") (the "Merger"), pursuant to which, upon consummation of the Merger, all of the outstanding shares Legacy Lomond common stock were converted into shares of the Issuer's Common Stock on a 1:1 basis pursuant to the terms of the Merger Agreement (the "Merger"). Immediately following the closing of the Merger, the Issuer completed a private placement financing (the "Offering").

F3 · shares: These shares are held of record by OrbiMed Private Investments VIII, LP ("OPI VIII") issued upon the conversion of a SAFE in the amount of $688,465.75, which converted upon the closing of the Merger and the Offering at 80% of the per share price in the Offering and had no expiration date. OrbiMed Capital GP VIII LLC ("GP VIII") is the general partner of OPI VIII. OrbiMed Advisors is the managing member of GP VIII. By virtue of such relationships, OrbiMed Advisors and GP VIII may be deemed to have voting and investment power over the securities held by OPI VIII and as a result, may be deemed to have beneficial ownership over such securities. OrbiMed Advisors exercises voting and investment power through a management committee comprised of Carl L. Gordon, Sven H. Borho, and W. Carter Neild, each of whom disclaims beneficial ownership of the shares held by OPI VIII.

F3 · ownership.nature: These shares are held of record by OrbiMed Private Investments VIII, LP ("OPI VIII") issued upon the conversion of a SAFE in the amount of $688,465.75, which converted upon the closing of the Merger and the Offering at 80% of the per share price in the Offering and had no expiration date. OrbiMed Capital GP VIII LLC ("GP VIII") is the general partner of OPI VIII. OrbiMed Advisors is the managing member of GP VIII. By virtue of such relationships, OrbiMed Advisors and GP VIII may be deemed to have voting and investment power over the securities held by OPI VIII and as a result, may be deemed to have beneficial ownership over such securities. OrbiMed Advisors exercises voting and investment power through a management committee comprised of Carl L. Gordon, Sven H. Borho, and W. Carter Neild, each of whom disclaims beneficial ownership of the shares held by OPI VIII.

F10 · ownership.nature: This report on Form 4 is jointly filed by OrbiMed Advisors, GP VII, GP VIII, and GP IX. Each of the Reporting Persons disclaims beneficial ownership of the securities reported herein for purposes of Rule 16a-1(a) under the Securities Exchange Act of 1934, as amended (the "Exchange Act"), except to the extent of its pecuniary interest therein, if any. OrbiMed Advisors has designated a representative, Carl L. Gordon, a member of OrbiMed Advisors, to serve on the Issuer's board of directors. This report shall not be deemed an admission that any such entity or person is a beneficial owner of such securities for purpose of Section 16 of the Exchange Act, or for any other purpose.

Read SEC document
November 01, 2024 Filed Nov 5, 2024 23:02 UTC Lomond Therapeutics Holdings, Inc. NONE · Entity 86303 ConversionCommon Stock 323,916 $3.20 $1,036,531.20
Disclosure

SEC source: 0001213900-24-094666 · ownership.xml · nonDerivative · entry 1

ORBIMED ADVISORS LLC · CIK 0001055951 · Director

OrbiMed Capital GP VII LLC · CIK 0001760648 · Director

OrbiMed Capital GP VIII LLC · CIK 0001845804 · Director

OrbiMed Capital GP IX LLC · CIK 0001920574 · Director

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · See Footnote

Disclosed balance after: 323,916

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · shares: On November 1, 2024, the Issuer closed the transactions contemplated by the Agreement and Plan of Merger and Reorganization (the "Merger Agreement"), dated as of November 1, 2024, by and among Venetian-1 Acquisition Corp., a Delaware corporation (the "Parent"), Lomond Acquisition Corp., a Delaware corporation (the "Acquisition Subsidiary"), and Lomond Therapeutics, Inc. ("Legacy Lomond") (the "Merger"), pursuant to which, upon consummation of the Merger, all of the outstanding shares Legacy Lomond common stock were converted into shares of the Issuer's Common Stock on a 1:1 basis pursuant to the terms of the Merger Agreement (the "Merger"). Immediately following the closing of the Merger, the Issuer completed a private placement financing (the "Offering").

F2 · shares: These shares are held of record by OrbiMed Private Investments VII, LP ("OPI VII") issued upon the conversion of an outstanding simple agreement for future equity ("SAFE") in the amount of $1,036,534.25, which converted upon the closing of the Merger and the Offering at 80% of the per share price in the Offering and had no expiration date. OrbiMed Capital GP VII LLC ("GP VII") is the general partner of OPI VII. OrbiMed Advisors LLC ("OrbiMed Advisors") is the managing member of GP VII. By virtue of such relationships, OrbiMed Advisors and GP VII may be deemed to have voting and investment power over the securities held by OPI VII and as a result, may be deemed to have beneficial ownership over such securities. OrbiMed Advisors exercises voting and investment power through a management committee comprised of Carl L. Gordon, Sven H. Borho, and W. Carter Neild, each of whom disclaims beneficial ownership of the shares held by OPI VII.

F2 · ownership.nature: These shares are held of record by OrbiMed Private Investments VII, LP ("OPI VII") issued upon the conversion of an outstanding simple agreement for future equity ("SAFE") in the amount of $1,036,534.25, which converted upon the closing of the Merger and the Offering at 80% of the per share price in the Offering and had no expiration date. OrbiMed Capital GP VII LLC ("GP VII") is the general partner of OPI VII. OrbiMed Advisors LLC ("OrbiMed Advisors") is the managing member of GP VII. By virtue of such relationships, OrbiMed Advisors and GP VII may be deemed to have voting and investment power over the securities held by OPI VII and as a result, may be deemed to have beneficial ownership over such securities. OrbiMed Advisors exercises voting and investment power through a management committee comprised of Carl L. Gordon, Sven H. Borho, and W. Carter Neild, each of whom disclaims beneficial ownership of the shares held by OPI VII.

F10 · ownership.nature: This report on Form 4 is jointly filed by OrbiMed Advisors, GP VII, GP VIII, and GP IX. Each of the Reporting Persons disclaims beneficial ownership of the securities reported herein for purposes of Rule 16a-1(a) under the Securities Exchange Act of 1934, as amended (the "Exchange Act"), except to the extent of its pecuniary interest therein, if any. OrbiMed Advisors has designated a representative, Carl L. Gordon, a member of OrbiMed Advisors, to serve on the Issuer's board of directors. This report shall not be deemed an admission that any such entity or person is a beneficial owner of such securities for purpose of Section 16 of the Exchange Act, or for any other purpose.

Read SEC document
September 19, 2024 Filed Sep 23, 2024 20:51 UTC Passage BIO, Inc. PASG · Entity 7829 SaleCommon Stock 39,300 $0.71 $27,903.00
Disclosure

SEC source: 0000947871-24-000769 · ownership.xml · nonDerivative · entry 1

ORBIMED ADVISORS LLC · CIK 0001055951 · 10% owner

OrbiMed Capital GP VII LLC · CIK 0001760648 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnotes

Disclosed balance after: 7,794,569

F1 · price: Represents the weighted average sale price of the shares of the Issuer's common stock sold, ranging from a low of $0.70 to a high of $0.73 per share. The Reporting Persons undertake, upon request by the staff of the Securities and Exchange Commission, the Issuer, or a securityholder of the Issuer, to provide full information regarding the number of shares sold at each separate price.

F2 · ownership.nature: These shares of the Issuer's common stock are held of record by OrbiMed Private Investments VII, LP ("OPI VII"). OrbiMed Capital GP VII LLC ("GP VII") is the general partner of OPI VII, and OrbiMed Advisors LLC ("OrbiMed Advisors"), a registered investment adviser under the Investment Advisors Act of 1940, as amended, is the managing member of GP VII. By virtue of such relationships, GP VII and OrbiMed Advisors may be deemed to have voting and investment power over the shares of common stock held by OPI VII and, as a result, may be deemed to have beneficial ownership over such shares of common stock. OrbiMed Advisors exercises this investment and voting power through a management committee comprised of Carl L. Gordon, Sven H. Borho, and W. Carter Neild, each of whom disclaims beneficial ownership over the shares of common stock held by OPI VII.

F3 · ownership.nature: Each of OrbiMed Advisors and GP VII disclaims beneficial ownership of the securities reported herein for purposes of Rule 16a-1(a) under the Securities Exchange Act of 1934, as amended (the "Exchange Act"), except to the extent of its pecuniary interest therein, if any. This report shall not be deemed an admission that any such entity is a beneficial owner of such securities for the purpose of Section 16 of the Exchange Act, or for any other purpose.

Read SEC document
September 18, 2024 Filed Sep 18, 2024 22:38 UTC Passage BIO, Inc. PASG · Entity 7829 SaleCommon Stock 25,631 $0.73 $18,710.63
Disclosure

SEC source: 0000947871-24-000763 · ownership.xml · nonDerivative · entry 3

ORBIMED ADVISORS LLC · CIK 0001055951 · 10% owner

OrbiMed Capital GP VII LLC · CIK 0001760648 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnotes

Disclosed balance after: 7,833,869

F3 · ownership.nature: These shares of the Issuer's common stock are held of record by OrbiMed Private Investments VII, LP ("OPI VII"). OrbiMed Capital GP VII LLC ("GP VII") is the general partner of OPI VII, and OrbiMed Advisors LLC ("OrbiMed Advisors"), a registered investment adviser under the Investment Advisors Act of 1940, as amended, is the managing member of GP VII. By virtue of such relationships, GP VII and OrbiMed Advisors may be deemed to have voting and investment power over the shares of common stock held by OPI VII and, as a result, may be deemed to have beneficial ownership over such shares of common stock. OrbiMed Advisors exercises this investment and voting power through a management committee comprised of Carl L. Gordon, Sven H. Borho, and W. Carter Neild, each of whom disclaims beneficial ownership over the shares of common stock held by OPI VII.

F4 · ownership.nature: Each of OrbiMed Advisors and GP VII disclaims beneficial ownership of the securities reported herein for purposes of Rule 16a-1(a) under the Securities Exchange Act of 1934, as amended (the "Exchange Act"), except to the extent of its pecuniary interest therein, if any. This report shall not be deemed an admission that any such entity is a beneficial owner of such securities for the purpose of Section 16 of the Exchange Act, or for any other purpose.

Read SEC document
September 17, 2024 Filed Sep 18, 2024 22:38 UTC Passage BIO, Inc. PASG · Entity 7829 SaleCommon Stock 111,400 $0.73 $81,322.00
Disclosure

SEC source: 0000947871-24-000763 · ownership.xml · nonDerivative · entry 2

ORBIMED ADVISORS LLC · CIK 0001055951 · 10% owner

OrbiMed Capital GP VII LLC · CIK 0001760648 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnotes

Disclosed balance after: 7,859,500

F2 · price: Represents the weighted average sale price of the shares of the Issuer's common stock sold, ranging from a low of $0.73 to a high of $0.75 per share. The Reporting Persons undertake, upon request by the staff of the Securities and Exchange Commission, the Issuer, or a securityholder of the Issuer, to provide full information regarding the number of shares sold at each separate price.

F3 · ownership.nature: These shares of the Issuer's common stock are held of record by OrbiMed Private Investments VII, LP ("OPI VII"). OrbiMed Capital GP VII LLC ("GP VII") is the general partner of OPI VII, and OrbiMed Advisors LLC ("OrbiMed Advisors"), a registered investment adviser under the Investment Advisors Act of 1940, as amended, is the managing member of GP VII. By virtue of such relationships, GP VII and OrbiMed Advisors may be deemed to have voting and investment power over the shares of common stock held by OPI VII and, as a result, may be deemed to have beneficial ownership over such shares of common stock. OrbiMed Advisors exercises this investment and voting power through a management committee comprised of Carl L. Gordon, Sven H. Borho, and W. Carter Neild, each of whom disclaims beneficial ownership over the shares of common stock held by OPI VII.

F4 · ownership.nature: Each of OrbiMed Advisors and GP VII disclaims beneficial ownership of the securities reported herein for purposes of Rule 16a-1(a) under the Securities Exchange Act of 1934, as amended (the "Exchange Act"), except to the extent of its pecuniary interest therein, if any. This report shall not be deemed an admission that any such entity is a beneficial owner of such securities for the purpose of Section 16 of the Exchange Act, or for any other purpose.

Read SEC document
September 16, 2024 Filed Sep 18, 2024 00:13 UTC MBX Biosciences, Inc. MBX · Entity 4247 ConversionSeries C Convertible Preferred Stock · Derivative 4,854,368 Not disclosed Not disclosed
Disclosure

SEC source: 0000950170-24-107538 · ownership.xml · derivative · entry 7

ORBIMED ADVISORS LLC · CIK 0001055951 · Director · 10% owner

OrbiMed Capital GP VII LLC · CIK 0001760648 · Director · 10% owner

OrbiMed Genesis GP LLC · CIK 0001808744 · Director · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · By OrbiMed Genesis Master Fund, L.P.

Disclosed balance after: 0

Underlying: Common Stock · 403,787 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · derivative.exercise_price: Each share of Series A Convertible Preferred Stock, Series B Convertible Preferred Stock and Series C Convertible Preferred Stock (collectively, the "Preferred Stock") was convertible into Common Stock on a one-for-12.0221 basis at any time at the option of the holder, and automatically converted into the number of shares shown in Column 7 immediately prior to the closing of the Issuer's initial public offering on September 16, 2024. The Preferred Stock had no expiration date.

F1 · price: Each share of Series A Convertible Preferred Stock, Series B Convertible Preferred Stock and Series C Convertible Preferred Stock (collectively, the "Preferred Stock") was convertible into Common Stock on a one-for-12.0221 basis at any time at the option of the holder, and automatically converted into the number of shares shown in Column 7 immediately prior to the closing of the Issuer's initial public offering on September 16, 2024. The Preferred Stock had no expiration date.

F1 · derivative.exercise_date: Each share of Series A Convertible Preferred Stock, Series B Convertible Preferred Stock and Series C Convertible Preferred Stock (collectively, the "Preferred Stock") was convertible into Common Stock on a one-for-12.0221 basis at any time at the option of the holder, and automatically converted into the number of shares shown in Column 7 immediately prior to the closing of the Issuer's initial public offering on September 16, 2024. The Preferred Stock had no expiration date.

F1 · derivative.expiration_date: Each share of Series A Convertible Preferred Stock, Series B Convertible Preferred Stock and Series C Convertible Preferred Stock (collectively, the "Preferred Stock") was convertible into Common Stock on a one-for-12.0221 basis at any time at the option of the holder, and automatically converted into the number of shares shown in Column 7 immediately prior to the closing of the Issuer's initial public offering on September 16, 2024. The Preferred Stock had no expiration date.

F3 · ownership.nature: These securities are held of record by OrbiMed Genesis Master Fund, L.P. ("Genesis Master Fund"). OrbiMed Genesis GP LLC ("Genesis GP") is the general partner of Genesis Master Fund. OrbiMed Advisors is the managing member of Genesis GP. By virtue of such relationships, OrbiMed Advisors and Genesis GP may be deemed to have voting power and investment power over the securities held by Genesis Master Fund and as a result, may be deemed to have beneficial ownership over such securities. OrbiMed Advisors exercises voting and investment power through a management committee comprised of Carl L. Gordon, Sven H. Borho, and W. Carter Neild, each of whom disclaims beneficial ownership of the shares held by Genesis Master Fund.

F4 · ownership.nature: This report on Form 4 is jointly filed by OrbiMed Advisors, GP VII, and Genesis GP. Each of the Reporting Persons disclaims beneficial ownership of the securities reported herein for purposes of Rule 16a-1(a) under the Securities Exchange Act of 1934, as amended (the "Exchange Act"), except to the extent of its pecuniary interest therein, if any. OrbiMed Advisors has designated a representative, Carl L. Gordon, a member of OrbiMed Advisors, to serve on the Issuer's board of directors. This report shall not be deemed an admission that any such entity or person is a beneficial owner of such securities for purpose of Section 16 of the Exchange Act, or for any other purpose.

Read SEC document
September 16, 2024 Filed Sep 18, 2024 00:13 UTC MBX Biosciences, Inc. MBX · Entity 4247 ConversionSeries B Convertible Preferred Stock · Derivative 19,587,284 Not disclosed Not disclosed
Disclosure

SEC source: 0000950170-24-107538 · ownership.xml · derivative · entry 6

ORBIMED ADVISORS LLC · CIK 0001055951 · Director · 10% owner

OrbiMed Capital GP VII LLC · CIK 0001760648 · Director · 10% owner

OrbiMed Genesis GP LLC · CIK 0001808744 · Director · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · By OrbiMed Private Investments VII, LP

Disclosed balance after: 0

Underlying: Common Stock · 1,629,271 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · derivative.exercise_price: Each share of Series A Convertible Preferred Stock, Series B Convertible Preferred Stock and Series C Convertible Preferred Stock (collectively, the "Preferred Stock") was convertible into Common Stock on a one-for-12.0221 basis at any time at the option of the holder, and automatically converted into the number of shares shown in Column 7 immediately prior to the closing of the Issuer's initial public offering on September 16, 2024. The Preferred Stock had no expiration date.

F1 · price: Each share of Series A Convertible Preferred Stock, Series B Convertible Preferred Stock and Series C Convertible Preferred Stock (collectively, the "Preferred Stock") was convertible into Common Stock on a one-for-12.0221 basis at any time at the option of the holder, and automatically converted into the number of shares shown in Column 7 immediately prior to the closing of the Issuer's initial public offering on September 16, 2024. The Preferred Stock had no expiration date.

F1 · derivative.exercise_date: Each share of Series A Convertible Preferred Stock, Series B Convertible Preferred Stock and Series C Convertible Preferred Stock (collectively, the "Preferred Stock") was convertible into Common Stock on a one-for-12.0221 basis at any time at the option of the holder, and automatically converted into the number of shares shown in Column 7 immediately prior to the closing of the Issuer's initial public offering on September 16, 2024. The Preferred Stock had no expiration date.

F1 · derivative.expiration_date: Each share of Series A Convertible Preferred Stock, Series B Convertible Preferred Stock and Series C Convertible Preferred Stock (collectively, the "Preferred Stock") was convertible into Common Stock on a one-for-12.0221 basis at any time at the option of the holder, and automatically converted into the number of shares shown in Column 7 immediately prior to the closing of the Issuer's initial public offering on September 16, 2024. The Preferred Stock had no expiration date.

F2 · ownership.nature: These securities are held of record by OrbiMed Private Investments VII, LP ("OPI VII"). OrbiMed Capital GP VII LLC ("GP VII") is the general partner of OPI VII. OrbiMed Advisors LLC ("OrbiMed Advisors") is the managing member of GP VII. By virtue of such relationships, OrbiMed Advisors and GP VII may be deemed to have voting power and investment power over the securities held by OPI VII and as a result, may be deemed to have beneficial ownership over such securities. OrbiMed Advisors exercises voting and investment power through a management committee comprised of Carl L. Gordon, Sven H. Borho, and W. Carter Neild, each of whom disclaims beneficial ownership of the shares held by OPI VII.

F4 · ownership.nature: This report on Form 4 is jointly filed by OrbiMed Advisors, GP VII, and Genesis GP. Each of the Reporting Persons disclaims beneficial ownership of the securities reported herein for purposes of Rule 16a-1(a) under the Securities Exchange Act of 1934, as amended (the "Exchange Act"), except to the extent of its pecuniary interest therein, if any. OrbiMed Advisors has designated a representative, Carl L. Gordon, a member of OrbiMed Advisors, to serve on the Issuer's board of directors. This report shall not be deemed an admission that any such entity or person is a beneficial owner of such securities for purpose of Section 16 of the Exchange Act, or for any other purpose.

Read SEC document
September 16, 2024 Filed Sep 18, 2024 00:13 UTC MBX Biosciences, Inc. MBX · Entity 4247 ConversionSeries A Convertible Preferred Stock · Derivative 12,372,634 Not disclosed Not disclosed
Disclosure

SEC source: 0000950170-24-107538 · ownership.xml · derivative · entry 5

ORBIMED ADVISORS LLC · CIK 0001055951 · Director · 10% owner

OrbiMed Capital GP VII LLC · CIK 0001760648 · Director · 10% owner

OrbiMed Genesis GP LLC · CIK 0001808744 · Director · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · By OrbiMed Private Investments VII, LP

Disclosed balance after: 0

Underlying: Common Stock · 1,029,157 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · derivative.exercise_price: Each share of Series A Convertible Preferred Stock, Series B Convertible Preferred Stock and Series C Convertible Preferred Stock (collectively, the "Preferred Stock") was convertible into Common Stock on a one-for-12.0221 basis at any time at the option of the holder, and automatically converted into the number of shares shown in Column 7 immediately prior to the closing of the Issuer's initial public offering on September 16, 2024. The Preferred Stock had no expiration date.

F1 · price: Each share of Series A Convertible Preferred Stock, Series B Convertible Preferred Stock and Series C Convertible Preferred Stock (collectively, the "Preferred Stock") was convertible into Common Stock on a one-for-12.0221 basis at any time at the option of the holder, and automatically converted into the number of shares shown in Column 7 immediately prior to the closing of the Issuer's initial public offering on September 16, 2024. The Preferred Stock had no expiration date.

F1 · derivative.exercise_date: Each share of Series A Convertible Preferred Stock, Series B Convertible Preferred Stock and Series C Convertible Preferred Stock (collectively, the "Preferred Stock") was convertible into Common Stock on a one-for-12.0221 basis at any time at the option of the holder, and automatically converted into the number of shares shown in Column 7 immediately prior to the closing of the Issuer's initial public offering on September 16, 2024. The Preferred Stock had no expiration date.

F1 · derivative.expiration_date: Each share of Series A Convertible Preferred Stock, Series B Convertible Preferred Stock and Series C Convertible Preferred Stock (collectively, the "Preferred Stock") was convertible into Common Stock on a one-for-12.0221 basis at any time at the option of the holder, and automatically converted into the number of shares shown in Column 7 immediately prior to the closing of the Issuer's initial public offering on September 16, 2024. The Preferred Stock had no expiration date.

F2 · ownership.nature: These securities are held of record by OrbiMed Private Investments VII, LP ("OPI VII"). OrbiMed Capital GP VII LLC ("GP VII") is the general partner of OPI VII. OrbiMed Advisors LLC ("OrbiMed Advisors") is the managing member of GP VII. By virtue of such relationships, OrbiMed Advisors and GP VII may be deemed to have voting power and investment power over the securities held by OPI VII and as a result, may be deemed to have beneficial ownership over such securities. OrbiMed Advisors exercises voting and investment power through a management committee comprised of Carl L. Gordon, Sven H. Borho, and W. Carter Neild, each of whom disclaims beneficial ownership of the shares held by OPI VII.

F4 · ownership.nature: This report on Form 4 is jointly filed by OrbiMed Advisors, GP VII, and Genesis GP. Each of the Reporting Persons disclaims beneficial ownership of the securities reported herein for purposes of Rule 16a-1(a) under the Securities Exchange Act of 1934, as amended (the "Exchange Act"), except to the extent of its pecuniary interest therein, if any. OrbiMed Advisors has designated a representative, Carl L. Gordon, a member of OrbiMed Advisors, to serve on the Issuer's board of directors. This report shall not be deemed an admission that any such entity or person is a beneficial owner of such securities for purpose of Section 16 of the Exchange Act, or for any other purpose.

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September 16, 2024 Filed Sep 18, 2024 00:13 UTC MBX Biosciences, Inc. MBX · Entity 4247 PurchaseCommon Stock 250,000 $16.00 $4,000,000.00
Disclosure

SEC source: 0000950170-24-107538 · ownership.xml · nonDerivative · entry 4

ORBIMED ADVISORS LLC · CIK 0001055951 · Director · 10% owner

OrbiMed Capital GP VII LLC · CIK 0001760648 · Director · 10% owner

OrbiMed Genesis GP LLC · CIK 0001808744 · Director · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · By OrbiMed Genesis Master Fund, L.P.

Disclosed balance after: 653,787

F5 · shares: Reflects shares purchased in the Issuer's initial public offering.

F3 · ownership.nature: These securities are held of record by OrbiMed Genesis Master Fund, L.P. ("Genesis Master Fund"). OrbiMed Genesis GP LLC ("Genesis GP") is the general partner of Genesis Master Fund. OrbiMed Advisors is the managing member of Genesis GP. By virtue of such relationships, OrbiMed Advisors and Genesis GP may be deemed to have voting power and investment power over the securities held by Genesis Master Fund and as a result, may be deemed to have beneficial ownership over such securities. OrbiMed Advisors exercises voting and investment power through a management committee comprised of Carl L. Gordon, Sven H. Borho, and W. Carter Neild, each of whom disclaims beneficial ownership of the shares held by Genesis Master Fund.

F4 · ownership.nature: This report on Form 4 is jointly filed by OrbiMed Advisors, GP VII, and Genesis GP. Each of the Reporting Persons disclaims beneficial ownership of the securities reported herein for purposes of Rule 16a-1(a) under the Securities Exchange Act of 1934, as amended (the "Exchange Act"), except to the extent of its pecuniary interest therein, if any. OrbiMed Advisors has designated a representative, Carl L. Gordon, a member of OrbiMed Advisors, to serve on the Issuer's board of directors. This report shall not be deemed an admission that any such entity or person is a beneficial owner of such securities for purpose of Section 16 of the Exchange Act, or for any other purpose.

Read SEC document
September 16, 2024 Filed Sep 18, 2024 00:13 UTC MBX Biosciences, Inc. MBX · Entity 4247 PurchaseCommon Stock 500,000 $16.00 $8,000,000.00
Disclosure

SEC source: 0000950170-24-107538 · ownership.xml · nonDerivative · entry 3

ORBIMED ADVISORS LLC · CIK 0001055951 · Director · 10% owner

OrbiMed Capital GP VII LLC · CIK 0001760648 · Director · 10% owner

OrbiMed Genesis GP LLC · CIK 0001808744 · Director · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · By OrbiMed Private Investments VII, LP

Disclosed balance after: 3,158,428

F5 · shares: Reflects shares purchased in the Issuer's initial public offering.

F2 · ownership.nature: These securities are held of record by OrbiMed Private Investments VII, LP ("OPI VII"). OrbiMed Capital GP VII LLC ("GP VII") is the general partner of OPI VII. OrbiMed Advisors LLC ("OrbiMed Advisors") is the managing member of GP VII. By virtue of such relationships, OrbiMed Advisors and GP VII may be deemed to have voting power and investment power over the securities held by OPI VII and as a result, may be deemed to have beneficial ownership over such securities. OrbiMed Advisors exercises voting and investment power through a management committee comprised of Carl L. Gordon, Sven H. Borho, and W. Carter Neild, each of whom disclaims beneficial ownership of the shares held by OPI VII.

F4 · ownership.nature: This report on Form 4 is jointly filed by OrbiMed Advisors, GP VII, and Genesis GP. Each of the Reporting Persons disclaims beneficial ownership of the securities reported herein for purposes of Rule 16a-1(a) under the Securities Exchange Act of 1934, as amended (the "Exchange Act"), except to the extent of its pecuniary interest therein, if any. OrbiMed Advisors has designated a representative, Carl L. Gordon, a member of OrbiMed Advisors, to serve on the Issuer's board of directors. This report shall not be deemed an admission that any such entity or person is a beneficial owner of such securities for purpose of Section 16 of the Exchange Act, or for any other purpose.

Read SEC document
September 16, 2024 Filed Sep 18, 2024 00:13 UTC MBX Biosciences, Inc. MBX · Entity 4247 ConversionCommon Stock 403,787 Not disclosed Not disclosed
Disclosure

SEC source: 0000950170-24-107538 · ownership.xml · nonDerivative · entry 2

ORBIMED ADVISORS LLC · CIK 0001055951 · Director · 10% owner

OrbiMed Capital GP VII LLC · CIK 0001760648 · Director · 10% owner

OrbiMed Genesis GP LLC · CIK 0001808744 · Director · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · By OrbiMed Genesis Master Fund, L.P.

Disclosed balance after: 403,787

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · price: Each share of Series A Convertible Preferred Stock, Series B Convertible Preferred Stock and Series C Convertible Preferred Stock (collectively, the "Preferred Stock") was convertible into Common Stock on a one-for-12.0221 basis at any time at the option of the holder, and automatically converted into the number of shares shown in Column 7 immediately prior to the closing of the Issuer's initial public offering on September 16, 2024. The Preferred Stock had no expiration date.

F3 · ownership.nature: These securities are held of record by OrbiMed Genesis Master Fund, L.P. ("Genesis Master Fund"). OrbiMed Genesis GP LLC ("Genesis GP") is the general partner of Genesis Master Fund. OrbiMed Advisors is the managing member of Genesis GP. By virtue of such relationships, OrbiMed Advisors and Genesis GP may be deemed to have voting power and investment power over the securities held by Genesis Master Fund and as a result, may be deemed to have beneficial ownership over such securities. OrbiMed Advisors exercises voting and investment power through a management committee comprised of Carl L. Gordon, Sven H. Borho, and W. Carter Neild, each of whom disclaims beneficial ownership of the shares held by Genesis Master Fund.

F4 · ownership.nature: This report on Form 4 is jointly filed by OrbiMed Advisors, GP VII, and Genesis GP. Each of the Reporting Persons disclaims beneficial ownership of the securities reported herein for purposes of Rule 16a-1(a) under the Securities Exchange Act of 1934, as amended (the "Exchange Act"), except to the extent of its pecuniary interest therein, if any. OrbiMed Advisors has designated a representative, Carl L. Gordon, a member of OrbiMed Advisors, to serve on the Issuer's board of directors. This report shall not be deemed an admission that any such entity or person is a beneficial owner of such securities for purpose of Section 16 of the Exchange Act, or for any other purpose.

Read SEC document
September 16, 2024 Filed Sep 18, 2024 00:13 UTC MBX Biosciences, Inc. MBX · Entity 4247 ConversionCommon Stock 2,658,428 Not disclosed Not disclosed
Disclosure

SEC source: 0000950170-24-107538 · ownership.xml · nonDerivative · entry 1

ORBIMED ADVISORS LLC · CIK 0001055951 · Director · 10% owner

OrbiMed Capital GP VII LLC · CIK 0001760648 · Director · 10% owner

OrbiMed Genesis GP LLC · CIK 0001808744 · Director · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · By OrbiMed Private Investments VII, LP

Disclosed balance after: 2,658,428

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · price: Each share of Series A Convertible Preferred Stock, Series B Convertible Preferred Stock and Series C Convertible Preferred Stock (collectively, the "Preferred Stock") was convertible into Common Stock on a one-for-12.0221 basis at any time at the option of the holder, and automatically converted into the number of shares shown in Column 7 immediately prior to the closing of the Issuer's initial public offering on September 16, 2024. The Preferred Stock had no expiration date.

F2 · ownership.nature: These securities are held of record by OrbiMed Private Investments VII, LP ("OPI VII"). OrbiMed Capital GP VII LLC ("GP VII") is the general partner of OPI VII. OrbiMed Advisors LLC ("OrbiMed Advisors") is the managing member of GP VII. By virtue of such relationships, OrbiMed Advisors and GP VII may be deemed to have voting power and investment power over the securities held by OPI VII and as a result, may be deemed to have beneficial ownership over such securities. OrbiMed Advisors exercises voting and investment power through a management committee comprised of Carl L. Gordon, Sven H. Borho, and W. Carter Neild, each of whom disclaims beneficial ownership of the shares held by OPI VII.

F4 · ownership.nature: This report on Form 4 is jointly filed by OrbiMed Advisors, GP VII, and Genesis GP. Each of the Reporting Persons disclaims beneficial ownership of the securities reported herein for purposes of Rule 16a-1(a) under the Securities Exchange Act of 1934, as amended (the "Exchange Act"), except to the extent of its pecuniary interest therein, if any. OrbiMed Advisors has designated a representative, Carl L. Gordon, a member of OrbiMed Advisors, to serve on the Issuer's board of directors. This report shall not be deemed an admission that any such entity or person is a beneficial owner of such securities for purpose of Section 16 of the Exchange Act, or for any other purpose.

Read SEC document
September 16, 2024 Filed Sep 18, 2024 22:38 UTC Passage BIO, Inc. PASG · Entity 7829 SaleCommon Stock 63,100 $0.74 $46,694.00
Disclosure

SEC source: 0000947871-24-000763 · ownership.xml · nonDerivative · entry 1

ORBIMED ADVISORS LLC · CIK 0001055951 · 10% owner

OrbiMed Capital GP VII LLC · CIK 0001760648 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnotes

Disclosed balance after: 7,970,900

F1 · price: Represents the weighted average sale price of the shares of the Issuer's common stock sold, ranging from a low of $0.73 to a high of $0.78 per share. The Reporting Persons undertake, upon request by the staff of the Securities and Exchange Commission, the Issuer, or a securityholder of the Issuer, to provide full information regarding the number of shares sold at each separate price.

F3 · ownership.nature: These shares of the Issuer's common stock are held of record by OrbiMed Private Investments VII, LP ("OPI VII"). OrbiMed Capital GP VII LLC ("GP VII") is the general partner of OPI VII, and OrbiMed Advisors LLC ("OrbiMed Advisors"), a registered investment adviser under the Investment Advisors Act of 1940, as amended, is the managing member of GP VII. By virtue of such relationships, GP VII and OrbiMed Advisors may be deemed to have voting and investment power over the shares of common stock held by OPI VII and, as a result, may be deemed to have beneficial ownership over such shares of common stock. OrbiMed Advisors exercises this investment and voting power through a management committee comprised of Carl L. Gordon, Sven H. Borho, and W. Carter Neild, each of whom disclaims beneficial ownership over the shares of common stock held by OPI VII.

F4 · ownership.nature: Each of OrbiMed Advisors and GP VII disclaims beneficial ownership of the securities reported herein for purposes of Rule 16a-1(a) under the Securities Exchange Act of 1934, as amended (the "Exchange Act"), except to the extent of its pecuniary interest therein, if any. This report shall not be deemed an admission that any such entity is a beneficial owner of such securities for the purpose of Section 16 of the Exchange Act, or for any other purpose.

Read SEC document
August 13, 2024 Filed Aug 15, 2024 21:01 UTC Keros Therapeutics, Inc. KROS · Entity 6242 SaleCommon Stock 29,400 $44.01 $1,293,894.00
Disclosure

SEC source: 0000947871-24-000702 · ownership.xml · nonDerivative · entry 2

ORBIMED ADVISORS LLC · CIK 0001055951 · Director

OrbiMed Capital GP VII LLC · CIK 0001760648 · Director

OrbiMed Genesis GP LLC · CIK 0001808744 · Director

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnotes

Disclosed balance after: 119,522

F2 · ownership.nature: These securities are held of record by OrbiMed Genesis Master Fund, L.P. ("Genesis"). OrbiMed Genesis GP LLC ("Genesis GP") is the general partner of Genesis and OrbiMed Advisors is the managing member of Genesis GP. By virtue of such relationships, Genesis GP and OrbiMed Advisors may be deemed to have voting power and investment power over the securities held by Genesis and as a result, may be deemed to have beneficial ownership over such securities. OrbiMed Advisors exercises voting and investment power through a management committee comprised of Carl L. Gordon, Sven H. Borho, and W. Carter Neild, each of whom disclaims beneficial ownership of the shares held by Genesis.

F3 · ownership.nature: This report on Form 4 is jointly filed by OrbiMed Advisors, OrbiMed GP, and Genesis GP. Each of the Reporting Persons disclaims beneficial ownership of the securities reported herein for purposes of Rule 16a-1(a) under the Securities Exchange Act of 1934, as amended (the "Exchange Act"), except to the extent of its pecuniary interest therein, if any. The Reporting Persons have designated a representative, Carl L. Gordon, a member of OrbiMed Advisors, to serve on the Issuer's board of directors. This report shall not be deemed an admission that any such entity or person is a beneficial owner of such securities for purposes of Section 16 of the Exchange Act, or for any other purpose.

Read SEC document
August 13, 2024 Filed Aug 15, 2024 21:01 UTC Keros Therapeutics, Inc. KROS · Entity 6242 SaleCommon Stock 220,600 $44.01 $9,708,606.00
Disclosure

SEC source: 0000947871-24-000702 · ownership.xml · nonDerivative · entry 1

ORBIMED ADVISORS LLC · CIK 0001055951 · Director

OrbiMed Capital GP VII LLC · CIK 0001760648 · Director

OrbiMed Genesis GP LLC · CIK 0001808744 · Director

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnotes

Disclosed balance after: 899,212

F1 · ownership.nature: These securities are held of record by OrbiMed Private Investments VII, LP ("OPI VII"). OrbiMed Capital GP VII LLC ("OrbiMed GP") is the general partner of OPI VII and OrbiMed Advisors LLC ("OrbiMed Advisors") is the managing member of OrbiMed GP. By virtue of such relationships, OrbiMed GP and OrbiMed Advisors may be deemed to have voting power and investment power over the securities held by OPI VII and as a result, may be deemed to have beneficial ownership over such securities. OrbiMed Advisors exercises voting and investment power through a management committee comprised of Carl L. Gordon, Sven H. Borho, and W. Carter Neild, each of whom disclaims beneficial ownership of the shares held by OPI VII.

F3 · ownership.nature: This report on Form 4 is jointly filed by OrbiMed Advisors, OrbiMed GP, and Genesis GP. Each of the Reporting Persons disclaims beneficial ownership of the securities reported herein for purposes of Rule 16a-1(a) under the Securities Exchange Act of 1934, as amended (the "Exchange Act"), except to the extent of its pecuniary interest therein, if any. The Reporting Persons have designated a representative, Carl L. Gordon, a member of OrbiMed Advisors, to serve on the Issuer's board of directors. This report shall not be deemed an admission that any such entity or person is a beneficial owner of such securities for purposes of Section 16 of the Exchange Act, or for any other purpose.

Read SEC document
July 16, 2024 Filed Jul 18, 2024 00:48 UTC Terns Pharmaceuticals, Inc. TERN · Entity 49595 SaleCommon Stock 623 $10.00 $6,230.00
Disclosure

SEC source: 0000947871-24-000627 · ownership.xml · nonDerivative · entry 6

ORBIMED ADVISORS LLC · CIK 0001055951 · Director · 10% owner

OrbiMed Capital GP VII LLC · CIK 0001760648 · Director · 10% owner

OrbiMed Asia GP III, L.P. · CIK 0001841462 · Director · 10% owner

OrbiMed Advisors III Ltd · CIK 0001841537 · Director · 10% owner

OrbiMed Genesis GP LLC · CIK 0001808744 · Director · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Plan reported

Ownership: Indirect · See footnotes

Disclosed balance after: 755,635

F3 · ownership.nature: These securities are held of record by OrbiMed Genesis Master Fund, L.P. ("Genesis"). OrbiMed Genesis GP LLC ("Genesis GP") is the general partner of Genesis and OrbiMed Advisors is the managing member of Genesis GP. By virtue of such relationships, Genesis GP and OrbiMed Advisors may be deemed to have voting power and investment power over the securities held by Genesis and as a result, may be deemed to have beneficial ownership over such securities. OrbiMed Advisors exercises voting and investment power through a management committee comprised of Carl L. Gordon, Sven H. Borho, and W. Carter Neild, each of whom disclaims beneficial ownership of the shares held by Genesis.

F4 · ownership.nature: This report on Form 4 is jointly filed by OrbiMed Advisors, OrbiMed GP, Genesis GP, Advisors III, and Asia GP. Each of the Reporting Persons disclaims beneficial ownership of the securities reported herein for purposes of Rule 16a-1(a) under the Securities Exchange Act of 1934, as amended (the "Exchange Act"), except to the extent of its pecuniary interest therein, if any. The Reporting Persons have designated a representative, Carl L. Gordon, a member of OrbiMed Advisors, to serve on the Issuer's board of directors. This report shall not be deemed an admission that any such entity or person is a beneficial owner of such securities for purpose of Section 16 of the Exchange Act, or for any other purpose.

Read SEC document
July 16, 2024 Filed Jul 18, 2024 00:48 UTC Terns Pharmaceuticals, Inc. TERN · Entity 49595 SaleCommon Stock 556 $10.00 $5,560.00
Disclosure

SEC source: 0000947871-24-000627 · ownership.xml · nonDerivative · entry 5

ORBIMED ADVISORS LLC · CIK 0001055951 · Director · 10% owner

OrbiMed Capital GP VII LLC · CIK 0001760648 · Director · 10% owner

OrbiMed Asia GP III, L.P. · CIK 0001841462 · Director · 10% owner

OrbiMed Advisors III Ltd · CIK 0001841537 · Director · 10% owner

OrbiMed Genesis GP LLC · CIK 0001808744 · Director · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Plan reported

Ownership: Indirect · See footnotes

Disclosed balance after: 1,967,924

F2 · ownership.nature: These securities are held of record by OrbiMed Asia Partners III, L.P. ("OAP III"). OrbiMed Asia GP III, L.P. ("Asia GP") is the general partner of OAP III and OrbiMed Advisors III Limited ("Advisors III") is the general partner of Asia GP. OrbiMed Advisors is the advisory company of OAP III. By virtue of such relationships, Asia GP, Advisors III, and OrbiMed Advisors may be deemed to have voting power and investment power over the securities held by OAP III and as a result, may be deemed to have beneficial ownership over such securities. OrbiMed Advisors exercises voting and investment power through a management committee comprised of Carl L. Gordon, Sven H. Borho, and W. Carter Neild, each of whom disclaims beneficial ownership of the shares held by OAP III.

F4 · ownership.nature: This report on Form 4 is jointly filed by OrbiMed Advisors, OrbiMed GP, Genesis GP, Advisors III, and Asia GP. Each of the Reporting Persons disclaims beneficial ownership of the securities reported herein for purposes of Rule 16a-1(a) under the Securities Exchange Act of 1934, as amended (the "Exchange Act"), except to the extent of its pecuniary interest therein, if any. The Reporting Persons have designated a representative, Carl L. Gordon, a member of OrbiMed Advisors, to serve on the Issuer's board of directors. This report shall not be deemed an admission that any such entity or person is a beneficial owner of such securities for purpose of Section 16 of the Exchange Act, or for any other purpose.

Read SEC document
July 16, 2024 Filed Jul 18, 2024 00:48 UTC Terns Pharmaceuticals, Inc. TERN · Entity 49595 SaleCommon Stock 4,009 $10.00 $40,090.00
Disclosure

SEC source: 0000947871-24-000627 · ownership.xml · nonDerivative · entry 4

ORBIMED ADVISORS LLC · CIK 0001055951 · Director · 10% owner

OrbiMed Capital GP VII LLC · CIK 0001760648 · Director · 10% owner

OrbiMed Asia GP III, L.P. · CIK 0001841462 · Director · 10% owner

OrbiMed Advisors III Ltd · CIK 0001841537 · Director · 10% owner

OrbiMed Genesis GP LLC · CIK 0001808744 · Director · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Plan reported

Ownership: Indirect · See footnotes

Disclosed balance after: 4,839,412

F1 · ownership.nature: These securities are held of record by OrbiMed Private Investments VII, LP ("OPI VII"). OrbiMed Capital GP VII LLC ("OrbiMed GP") is the general partner of OPI VII and OrbiMed Advisors LLC ("OrbiMed Advisors") is the managing member of OrbiMed GP. By virtue of such relationships, OrbiMed GP and OrbiMed Advisors may be deemed to have voting power and investment power over the securities held by OPI VII and as a result, may be deemed to have beneficial ownership over such securities. OrbiMed Advisors exercises voting and investment power through a management committee comprised of Carl L. Gordon, Sven H. Borho, and W. Carter Neild, each of whom disclaims beneficial ownership of the shares held by OPI VII.

F4 · ownership.nature: This report on Form 4 is jointly filed by OrbiMed Advisors, OrbiMed GP, Genesis GP, Advisors III, and Asia GP. Each of the Reporting Persons disclaims beneficial ownership of the securities reported herein for purposes of Rule 16a-1(a) under the Securities Exchange Act of 1934, as amended (the "Exchange Act"), except to the extent of its pecuniary interest therein, if any. The Reporting Persons have designated a representative, Carl L. Gordon, a member of OrbiMed Advisors, to serve on the Issuer's board of directors. This report shall not be deemed an admission that any such entity or person is a beneficial owner of such securities for purpose of Section 16 of the Exchange Act, or for any other purpose.

Read SEC document
July 15, 2024 Filed Jul 18, 2024 00:48 UTC Terns Pharmaceuticals, Inc. TERN · Entity 49595 SaleCommon Stock 6,142 $10.00 $61,420.00
Disclosure

SEC source: 0000947871-24-000627 · ownership.xml · nonDerivative · entry 3

ORBIMED ADVISORS LLC · CIK 0001055951 · Director · 10% owner

OrbiMed Capital GP VII LLC · CIK 0001760648 · Director · 10% owner

OrbiMed Asia GP III, L.P. · CIK 0001841462 · Director · 10% owner

OrbiMed Advisors III Ltd · CIK 0001841537 · Director · 10% owner

OrbiMed Genesis GP LLC · CIK 0001808744 · Director · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Plan reported

Ownership: Indirect · See footnotes

Disclosed balance after: 756,258

F3 · ownership.nature: These securities are held of record by OrbiMed Genesis Master Fund, L.P. ("Genesis"). OrbiMed Genesis GP LLC ("Genesis GP") is the general partner of Genesis and OrbiMed Advisors is the managing member of Genesis GP. By virtue of such relationships, Genesis GP and OrbiMed Advisors may be deemed to have voting power and investment power over the securities held by Genesis and as a result, may be deemed to have beneficial ownership over such securities. OrbiMed Advisors exercises voting and investment power through a management committee comprised of Carl L. Gordon, Sven H. Borho, and W. Carter Neild, each of whom disclaims beneficial ownership of the shares held by Genesis.

F4 · ownership.nature: This report on Form 4 is jointly filed by OrbiMed Advisors, OrbiMed GP, Genesis GP, Advisors III, and Asia GP. Each of the Reporting Persons disclaims beneficial ownership of the securities reported herein for purposes of Rule 16a-1(a) under the Securities Exchange Act of 1934, as amended (the "Exchange Act"), except to the extent of its pecuniary interest therein, if any. The Reporting Persons have designated a representative, Carl L. Gordon, a member of OrbiMed Advisors, to serve on the Issuer's board of directors. This report shall not be deemed an admission that any such entity or person is a beneficial owner of such securities for purpose of Section 16 of the Exchange Act, or for any other purpose.

Read SEC document
July 15, 2024 Filed Jul 18, 2024 00:48 UTC Terns Pharmaceuticals, Inc. TERN · Entity 49595 SaleCommon Stock 5,401 $10.00 $54,010.00
Disclosure

SEC source: 0000947871-24-000627 · ownership.xml · nonDerivative · entry 2

ORBIMED ADVISORS LLC · CIK 0001055951 · Director · 10% owner

OrbiMed Capital GP VII LLC · CIK 0001760648 · Director · 10% owner

OrbiMed Asia GP III, L.P. · CIK 0001841462 · Director · 10% owner

OrbiMed Advisors III Ltd · CIK 0001841537 · Director · 10% owner

OrbiMed Genesis GP LLC · CIK 0001808744 · Director · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Plan reported

Ownership: Indirect · See footnotes

Disclosed balance after: 1,968,480

F2 · ownership.nature: These securities are held of record by OrbiMed Asia Partners III, L.P. ("OAP III"). OrbiMed Asia GP III, L.P. ("Asia GP") is the general partner of OAP III and OrbiMed Advisors III Limited ("Advisors III") is the general partner of Asia GP. OrbiMed Advisors is the advisory company of OAP III. By virtue of such relationships, Asia GP, Advisors III, and OrbiMed Advisors may be deemed to have voting power and investment power over the securities held by OAP III and as a result, may be deemed to have beneficial ownership over such securities. OrbiMed Advisors exercises voting and investment power through a management committee comprised of Carl L. Gordon, Sven H. Borho, and W. Carter Neild, each of whom disclaims beneficial ownership of the shares held by OAP III.

F4 · ownership.nature: This report on Form 4 is jointly filed by OrbiMed Advisors, OrbiMed GP, Genesis GP, Advisors III, and Asia GP. Each of the Reporting Persons disclaims beneficial ownership of the securities reported herein for purposes of Rule 16a-1(a) under the Securities Exchange Act of 1934, as amended (the "Exchange Act"), except to the extent of its pecuniary interest therein, if any. The Reporting Persons have designated a representative, Carl L. Gordon, a member of OrbiMed Advisors, to serve on the Issuer's board of directors. This report shall not be deemed an admission that any such entity or person is a beneficial owner of such securities for purpose of Section 16 of the Exchange Act, or for any other purpose.

Read SEC document
July 15, 2024 Filed Jul 18, 2024 00:48 UTC Terns Pharmaceuticals, Inc. TERN · Entity 49595 SaleCommon Stock 39,433 $10.00 $394,330.00
Disclosure

SEC source: 0000947871-24-000627 · ownership.xml · nonDerivative · entry 1

ORBIMED ADVISORS LLC · CIK 0001055951 · Director · 10% owner

OrbiMed Capital GP VII LLC · CIK 0001760648 · Director · 10% owner

OrbiMed Asia GP III, L.P. · CIK 0001841462 · Director · 10% owner

OrbiMed Advisors III Ltd · CIK 0001841537 · Director · 10% owner

OrbiMed Genesis GP LLC · CIK 0001808744 · Director · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Plan reported

Ownership: Indirect · See footnotes

Disclosed balance after: 4,843,421

F1 · ownership.nature: These securities are held of record by OrbiMed Private Investments VII, LP ("OPI VII"). OrbiMed Capital GP VII LLC ("OrbiMed GP") is the general partner of OPI VII and OrbiMed Advisors LLC ("OrbiMed Advisors") is the managing member of OrbiMed GP. By virtue of such relationships, OrbiMed GP and OrbiMed Advisors may be deemed to have voting power and investment power over the securities held by OPI VII and as a result, may be deemed to have beneficial ownership over such securities. OrbiMed Advisors exercises voting and investment power through a management committee comprised of Carl L. Gordon, Sven H. Borho, and W. Carter Neild, each of whom disclaims beneficial ownership of the shares held by OPI VII.

F4 · ownership.nature: This report on Form 4 is jointly filed by OrbiMed Advisors, OrbiMed GP, Genesis GP, Advisors III, and Asia GP. Each of the Reporting Persons disclaims beneficial ownership of the securities reported herein for purposes of Rule 16a-1(a) under the Securities Exchange Act of 1934, as amended (the "Exchange Act"), except to the extent of its pecuniary interest therein, if any. The Reporting Persons have designated a representative, Carl L. Gordon, a member of OrbiMed Advisors, to serve on the Issuer's board of directors. This report shall not be deemed an admission that any such entity or person is a beneficial owner of such securities for purpose of Section 16 of the Exchange Act, or for any other purpose.

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May 16, 2024 Filed May 20, 2024 21:00 UTC Enliven Therapeutics, Inc. ELVN · Entity 4024 SaleCommon Stock 1,000,000 $22.14 $22,140,000.00
Disclosure

SEC source: 0000947871-24-000500 · ownership.xml · nonDerivative · entry 2

ORBIMED ADVISORS LLC · CIK 0001055951 · Director · 10% owner

OrbiMed Capital GP VII LLC · CIK 0001760648 · Director · 10% owner

OrbiMed Genesis GP LLC · CIK 0001808744 · Director · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · See Footnotes

Disclosed balance after: 7,663,349

F2 · ownership.nature: These securities are held of record by OrbiMed Private Investments VII, LP ("OPI VII"). OrbiMed Capital GP VII LLC ("GP VII") is the general partner of OPI VII and OrbiMed Advisors is the managing member of GP VII. By virtue of such relationships, GP VII and OrbiMed Advisors may be deemed to have voting and investment power over the securities held by OPI VII and may be deemed to have beneficial ownership over such securities. OrbiMed Advisors exercises voting and investment power through a management committee comprised of Carl L. Gordon, Sven H. Borho, and W. Carter Neild, each of whom disclaims beneficial ownership of the shares held by OPI VII.

F3 · ownership.nature: This report on Form 4 is filed by OrbiMed Advisors, GP VII, and Genesis GP. Each of the Reporting Persons disclaims beneficial ownership of the securities reported herein for purposes of Rule 16a 1(a) under the Securities Exchange Act of 1934, as amended (the "Exchange Act"), except to the extent of its pecuniary interest therein, if any. OrbiMed Advisors and GP VII have designated a representative, Rishi Gupta ("Gupta"), an employee of OrbiMed Advisors, to serve on the Issuer's board of directors. This report on Form 4 shall not be deemed an admission that any of the Reporting Persons or Gupta is a beneficial owner of such securities for the purpose of Section 16 of the Exchange Act, or for any other purpose.

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May 16, 2024 Filed May 20, 2024 21:00 UTC Enliven Therapeutics, Inc. ELVN · Entity 4024 SaleCommon Stock 33,300 $22.14 $737,262.00
Disclosure

SEC source: 0000947871-24-000500 · ownership.xml · nonDerivative · entry 1

ORBIMED ADVISORS LLC · CIK 0001055951 · Director · 10% owner

OrbiMed Capital GP VII LLC · CIK 0001760648 · Director · 10% owner

OrbiMed Genesis GP LLC · CIK 0001808744 · Director · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · See Footnotes

Disclosed balance after: 254,814

F1 · ownership.nature: These securities are held of record by OrbiMed Genesis Master Fund, L.P. ("Genesis"). OrbiMed Genesis GP LLC ("Genesis GP") is the general partner of Genesis. OrbiMed Advisors LLC ("OrbiMed Advisors"), a registered investment adviser under the Investment Advisers Act, is the managing member of Genesis GP. By virtue of such relationships, Genesis GP and OrbiMed Advisors may be deemed to have voting and investment power over the securities held by Genesis and may be deemed to have beneficial ownership over such securities. OrbiMed Advisors exercises voting and investment power through a management committee comprised of Carl L. Gordon, Sven H. Borho, and W. Carter Neild, each of whom disclaims beneficial ownership of the shares held by Genesis.

F3 · ownership.nature: This report on Form 4 is filed by OrbiMed Advisors, GP VII, and Genesis GP. Each of the Reporting Persons disclaims beneficial ownership of the securities reported herein for purposes of Rule 16a 1(a) under the Securities Exchange Act of 1934, as amended (the "Exchange Act"), except to the extent of its pecuniary interest therein, if any. OrbiMed Advisors and GP VII have designated a representative, Rishi Gupta ("Gupta"), an employee of OrbiMed Advisors, to serve on the Issuer's board of directors. This report on Form 4 shall not be deemed an admission that any of the Reporting Persons or Gupta is a beneficial owner of such securities for the purpose of Section 16 of the Exchange Act, or for any other purpose.

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April 03, 2024 Filed Apr 5, 2024 20:33 UTC Kinnate Biopharma Inc. KNTE · Entity 92187 Disposition to issuerCommon Stock 450,000 Not disclosed Not disclosed
Disclosure

SEC source: 0000947871-24-000353 · ownership.xml · nonDerivative · entry 5

ORBIMED ADVISORS LLC · CIK 0001055951 · Director · 10% owner

OrbiMed Capital GP VII LLC · CIK 0001760648 · Director · 10% owner

OrbiMed Capital GP VIII LLC · CIK 0001845804 · Director · 10% owner

OrbiMed Asia GP IV, L.P. · CIK 0001966836 · Director · 10% owner

OrbiMed Advisors IV Ltd · CIK 0001966835 · Director · 10% owner

OrbiMed Genesis GP LLC · CIK 0001808744 · Director · 10% owner

ORBIMED CAPITAL LLC · CIK 0001157524 · Director · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnotes

Disclosed balance after: 0

F1 · price: Disposed of pursuant to that certain Agreement and Plan of Merger, dated February 16, 2024, by and between the Issuer, XOMA Corporation and XRA 1 Corp. (the "Merger Agreement") in exchange for (i) $2.5879 in cash per share (the "Cash Amount"), plus (ii) one non-transferable contingent value right ("CVR") per share. Each RSU will receive the Cash Amount (without interest and less any applicable tax withholdings), plus one CVR.

F6 · ownership.nature: These securities are held of record by OrbiMed Partners Master Fund Limited ("OPM"). OrbiMed Capital LLC ("OrbiMed Capital") is the investment advisor to OPM. OrbiMed Capital is a relying advisor of OrbiMed Advisors. OrbiMed Advisors and OrbiMed Capital exercise voting and investment power through a management committee comprised of Carl L. Gordon, Sven H. Borho, and W. Carter Neild, each of whom disclaims beneficial ownership of the shares held by OPM.

F7 · ownership.nature: Each of OrbiMed Advisors, Advisors IV, GP VIII, Asia GP, GP VII, OrbiMed Genesis, and OrbiMed Capital disclaims beneficial ownership of the securities reported herein for purposes of Rule 16a-1(a) under the Securities Exchange Act of 1934, as amended (the "Exchange Act"), except to the extent of its pecuniary interest therein, if any. OrbiMed Advisors, GP VII, and GP VIII have designated a representative, Carl L. Gordon, a member of OrbiMed Advisors, to serve on the Issuer's board of directors. This report shall not be deemed an admission that any such person or entity is a beneficial owner of such securities for the purpose of Section 16 of the Exchange Act, or for any other purpose.

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April 03, 2024 Filed Apr 5, 2024 20:33 UTC Kinnate Biopharma Inc. KNTE · Entity 92187 Disposition to issuerCommon Stock 84,599 Not disclosed Not disclosed
Disclosure

SEC source: 0000947871-24-000353 · ownership.xml · nonDerivative · entry 4

ORBIMED ADVISORS LLC · CIK 0001055951 · Director · 10% owner

OrbiMed Capital GP VII LLC · CIK 0001760648 · Director · 10% owner

OrbiMed Capital GP VIII LLC · CIK 0001845804 · Director · 10% owner

OrbiMed Asia GP IV, L.P. · CIK 0001966836 · Director · 10% owner

OrbiMed Advisors IV Ltd · CIK 0001966835 · Director · 10% owner

OrbiMed Genesis GP LLC · CIK 0001808744 · Director · 10% owner

ORBIMED CAPITAL LLC · CIK 0001157524 · Director · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnotes

Disclosed balance after: 0

F1 · price: Disposed of pursuant to that certain Agreement and Plan of Merger, dated February 16, 2024, by and between the Issuer, XOMA Corporation and XRA 1 Corp. (the "Merger Agreement") in exchange for (i) $2.5879 in cash per share (the "Cash Amount"), plus (ii) one non-transferable contingent value right ("CVR") per share. Each RSU will receive the Cash Amount (without interest and less any applicable tax withholdings), plus one CVR.

F5 · ownership.nature: These securities are held of record by OrbiMed Genesis Master Fund, L.P. ("OrbiMed Genesis"). OrbiMed Genesis GP LLC ("Genesis GP") is the general partner of OrbiMed Genesis. OrbiMed Advisors is the managing member of Genesis GP. By virtue of such relationships, OrbiMed Advisors and Genesis GP may be deemed to have voting power and investment power over the securities held by OrbiMed Genesis and, as a result, may be deemed to have beneficial ownership over such securities. OrbiMed Advisors exercises voting and investment power through a management committee comprised of Carl L. Gordon, Sven H. Borho, and W. Carter Neild, each of whom disclaims beneficial ownership of the securities held by OrbiMed Genesis.

F7 · ownership.nature: Each of OrbiMed Advisors, Advisors IV, GP VIII, Asia GP, GP VII, OrbiMed Genesis, and OrbiMed Capital disclaims beneficial ownership of the securities reported herein for purposes of Rule 16a-1(a) under the Securities Exchange Act of 1934, as amended (the "Exchange Act"), except to the extent of its pecuniary interest therein, if any. OrbiMed Advisors, GP VII, and GP VIII have designated a representative, Carl L. Gordon, a member of OrbiMed Advisors, to serve on the Issuer's board of directors. This report shall not be deemed an admission that any such person or entity is a beneficial owner of such securities for the purpose of Section 16 of the Exchange Act, or for any other purpose.

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Value uses the disclosed total when available, otherwise shares × reported transaction price. It is not an estimate of exercise cash cost or investment performance.