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Foley Todd

Disclosed activity across 13 companies

Tapewire entity
2482
SEC CIK
0001473930

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Reported relationships

Latest disclosed role at each company.

CompanyLast reported asReport datePublished
Aktis Oncology, Inc.AKTS · Entity 4711Director · 10% ownerJanuary 12, 2026January 14, 2026
Dyne Therapeutics, Inc.DYN · Entity 394810% ownerSeptember 21, 2020September 23, 2020
Oncorus, Inc.ONCR · Entity 11221310% ownerOctober 06, 2020October 08, 2020
RHYTHM PHARMACEUTICALS, INC.RYTM · Entity 3693DirectorMarch 15, 2021March 16, 2021
Repare Therapeutics Inc.RPTX · Entity 68433DirectorJune 08, 2023June 12, 2023
TURMERIC ACQUISITION CORP.TMPM · Entity 139875PresidentOctober 15, 2020October 15, 2020
Werewolf Therapeutics, Inc.HOWL · Entity 724410% ownerMarch 27, 2025April 30, 2025

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.

Aktis Oncology, Inc.

Report date January 12, 2026 · Filed January 14, 2026

Security / awardOwnership accountDisclosed shares / unitsDisclosure context
Common StockSEC Table I · non-derivativeIndirectSee Footnote597,391 Reported balance After 2026-01-12 transaction · row 1 Account identity is unresolved; indirect or unspecified ownership is not merged.
1 source row

Row 1 · 2026-01-12 · Conversion · Acquired 597,391 · Balance 597,391

F1: The shares of common stock were issued upon conversion as follows: 556,810 by MPM BioVentures 2018, L.P. ("BV 2018"), 29,593 by MPM BioVentures 2018 (B), L.P. ("BV 2018(B)") and 10,988 by MPM Asset Management Investors BV2018 LLC ("AM BV2018"). MPM BioVentures 2018 GP LLC and MPM BioVentures 2018 LLC ("BV2018 LLC") are the direct and indirect general partners of BV 2018 and BV 2018(B). BV 2018 LLC is the manager of AM BV2018. The Reporting Person is a managing director of BV 2018 LLC.

F2: Each share of Series Seed Redeemable Convertible Preferred Stock, Series A Redeemable Convertible Preferred Stock and Series B Redeemable Convertible Preferred Stock automatically converted into shares of the Issuer's Common Stock on a 3.8044-for-1 basis into the number of shares of Common Stock shown in Column 7 without payment of further consideration upon the closing of the initial public offering of the Issuer's Common Stock. The Series Seed Redeemable Convertible Preferred Stock, Series A Redeemable Convertible Preferred Stock and Series B Redeemable Convertible Preferred Stock had no expiration date.

F3: The Reporting Persons disclaim beneficial ownership of the securities except to the extent of his or its pecuniary interest therein.

F4: The shares are held as follows: 556,810 by BV 2018, 29,593 by BV 2018(B) and 10,988 by AM BV2018.

Common StockSEC Table I · non-derivativeIndirectSee Footnote3,285,661 Reported balance After 2026-01-12 transaction · row 2 Account identity is unresolved; indirect or unspecified ownership is not merged.
1 source row

Row 2 · 2026-01-12 · Conversion · Acquired 2,688,270 · Balance 3,285,661

F5: The shares of common stock were issued upon conversion as follows: 2,505,648 by BV 2018, 133,170 by BV 2018(B) and 49,452 by AM BV2018.

F2: Each share of Series Seed Redeemable Convertible Preferred Stock, Series A Redeemable Convertible Preferred Stock and Series B Redeemable Convertible Preferred Stock automatically converted into shares of the Issuer's Common Stock on a 3.8044-for-1 basis into the number of shares of Common Stock shown in Column 7 without payment of further consideration upon the closing of the initial public offering of the Issuer's Common Stock. The Series Seed Redeemable Convertible Preferred Stock, Series A Redeemable Convertible Preferred Stock and Series B Redeemable Convertible Preferred Stock had no expiration date.

F3: The Reporting Persons disclaim beneficial ownership of the securities except to the extent of his or its pecuniary interest therein.

F6: The shares are held as follows: 3,062,458 by BV 2018, 162,763 by BV 2018(B) and 60,440 by AM BV2018.

Common StockSEC Table I · non-derivativeIndirectSee Footnote4,002,533 Reported balance After 2026-01-12 transaction · row 3 Account identity is unresolved; indirect or unspecified ownership is not merged.
1 source row

Row 3 · 2026-01-12 · Conversion · Acquired 716,872 · Balance 4,002,533

F7: The shares of common stock were issued upon conversion as follows: 668,173 by BV 2018, 35,512 by BV 2018(B) and 13,187 by AM BV2018.

F2: Each share of Series Seed Redeemable Convertible Preferred Stock, Series A Redeemable Convertible Preferred Stock and Series B Redeemable Convertible Preferred Stock automatically converted into shares of the Issuer's Common Stock on a 3.8044-for-1 basis into the number of shares of Common Stock shown in Column 7 without payment of further consideration upon the closing of the initial public offering of the Issuer's Common Stock. The Series Seed Redeemable Convertible Preferred Stock, Series A Redeemable Convertible Preferred Stock and Series B Redeemable Convertible Preferred Stock had no expiration date.

F3: The Reporting Persons disclaim beneficial ownership of the securities except to the extent of his or its pecuniary interest therein.

F8: The shares are held as follows: 3,730,631 by BV 2018, 198,275 by BV 2018(B) and 73,627 by AM BV2018.

Common StockSEC Table I · non-derivativeIndirectSee Footnote4,235,403 Reported balance After 2026-01-12 transaction · row 4 Account identity is unresolved; indirect or unspecified ownership is not merged.
1 source row

Row 4 · 2026-01-12 · Purchase · Acquired 232,870 · Balance 4,235,403

F9: The shares were purchased as follows: 219,897 by BV 2018, 8,689 by BV 2018(B) and 4,284 by AM BV2018.

F3: The Reporting Persons disclaim beneficial ownership of the securities except to the extent of his or its pecuniary interest therein.

F10: The shares are held as follows: 3,950,528 by BV 2018, 206,964 by BV 2018(B) and 77,911 by AM BV2018.

Series Seed Redeemable Convertible Preferred StockSEC Table II · derivative / convertible securityIndirectSee Footnote0 Reported balance After 2026-01-12 transaction · row 5 Instrument identity requires review; Table II rows are not merged.
1 source row

Row 5 · 2026-01-12 · Conversion · Disposed 2,272,727 · Balance 0

F2: Each share of Series Seed Redeemable Convertible Preferred Stock, Series A Redeemable Convertible Preferred Stock and Series B Redeemable Convertible Preferred Stock automatically converted into shares of the Issuer's Common Stock on a 3.8044-for-1 basis into the number of shares of Common Stock shown in Column 7 without payment of further consideration upon the closing of the initial public offering of the Issuer's Common Stock. The Series Seed Redeemable Convertible Preferred Stock, Series A Redeemable Convertible Preferred Stock and Series B Redeemable Convertible Preferred Stock had no expiration date.

F1: The shares of common stock were issued upon conversion as follows: 556,810 by MPM BioVentures 2018, L.P. ("BV 2018"), 29,593 by MPM BioVentures 2018 (B), L.P. ("BV 2018(B)") and 10,988 by MPM Asset Management Investors BV2018 LLC ("AM BV2018"). MPM BioVentures 2018 GP LLC and MPM BioVentures 2018 LLC ("BV2018 LLC") are the direct and indirect general partners of BV 2018 and BV 2018(B). BV 2018 LLC is the manager of AM BV2018. The Reporting Person is a managing director of BV 2018 LLC.

F3: The Reporting Persons disclaim beneficial ownership of the securities except to the extent of his or its pecuniary interest therein.

Series A Redeemable Convertible Preferred StockSEC Table II · derivative / convertible securityIndirectSee Footnote0 Reported balance After 2026-01-12 transaction · row 6 Instrument identity requires review; Table II rows are not merged.
1 source row

Row 6 · 2026-01-12 · Conversion · Disposed 10,227,273 · Balance 0

F2: Each share of Series Seed Redeemable Convertible Preferred Stock, Series A Redeemable Convertible Preferred Stock and Series B Redeemable Convertible Preferred Stock automatically converted into shares of the Issuer's Common Stock on a 3.8044-for-1 basis into the number of shares of Common Stock shown in Column 7 without payment of further consideration upon the closing of the initial public offering of the Issuer's Common Stock. The Series Seed Redeemable Convertible Preferred Stock, Series A Redeemable Convertible Preferred Stock and Series B Redeemable Convertible Preferred Stock had no expiration date.

F3: The Reporting Persons disclaim beneficial ownership of the securities except to the extent of his or its pecuniary interest therein.

F5: The shares of common stock were issued upon conversion as follows: 2,505,648 by BV 2018, 133,170 by BV 2018(B) and 49,452 by AM BV2018.

Series B Redeemable Convertible Preferred StockSEC Table II · derivative / convertible securityIndirectSee Footnote0 Reported balance After 2026-01-12 transaction · row 7 Instrument identity requires review; Table II rows are not merged.
1 source row

Row 7 · 2026-01-12 · Conversion · Disposed 2,727,273 · Balance 0

F2: Each share of Series Seed Redeemable Convertible Preferred Stock, Series A Redeemable Convertible Preferred Stock and Series B Redeemable Convertible Preferred Stock automatically converted into shares of the Issuer's Common Stock on a 3.8044-for-1 basis into the number of shares of Common Stock shown in Column 7 without payment of further consideration upon the closing of the initial public offering of the Issuer's Common Stock. The Series Seed Redeemable Convertible Preferred Stock, Series A Redeemable Convertible Preferred Stock and Series B Redeemable Convertible Preferred Stock had no expiration date.

F3: The Reporting Persons disclaim beneficial ownership of the securities except to the extent of his or its pecuniary interest therein.

F7: The shares of common stock were issued upon conversion as follows: 668,173 by BV 2018, 35,512 by BV 2018(B) and 13,187 by AM BV2018.

Filing footnotes · ownership attribution and instrument terms

F1: The shares of common stock were issued upon conversion as follows: 556,810 by MPM BioVentures 2018, L.P. ("BV 2018"), 29,593 by MPM BioVentures 2018 (B), L.P. ("BV 2018(B)") and 10,988 by MPM Asset Management Investors BV2018 LLC ("AM BV2018"). MPM BioVentures 2018 GP LLC and MPM BioVentures 2018 LLC ("BV2018 LLC") are the direct and indirect general partners of BV 2018 and BV 2018(B). BV 2018 LLC is the manager of AM BV2018. The Reporting Person is a managing director of BV 2018 LLC.

F2: Each share of Series Seed Redeemable Convertible Preferred Stock, Series A Redeemable Convertible Preferred Stock and Series B Redeemable Convertible Preferred Stock automatically converted into shares of the Issuer's Common Stock on a 3.8044-for-1 basis into the number of shares of Common Stock shown in Column 7 without payment of further consideration upon the closing of the initial public offering of the Issuer's Common Stock. The Series Seed Redeemable Convertible Preferred Stock, Series A Redeemable Convertible Preferred Stock and Series B Redeemable Convertible Preferred Stock had no expiration date.

F3: The Reporting Persons disclaim beneficial ownership of the securities except to the extent of his or its pecuniary interest therein.

F4: The shares are held as follows: 556,810 by BV 2018, 29,593 by BV 2018(B) and 10,988 by AM BV2018.

F5: The shares of common stock were issued upon conversion as follows: 2,505,648 by BV 2018, 133,170 by BV 2018(B) and 49,452 by AM BV2018.

F6: The shares are held as follows: 3,062,458 by BV 2018, 162,763 by BV 2018(B) and 60,440 by AM BV2018.

F7: The shares of common stock were issued upon conversion as follows: 668,173 by BV 2018, 35,512 by BV 2018(B) and 13,187 by AM BV2018.

F8: The shares are held as follows: 3,730,631 by BV 2018, 198,275 by BV 2018(B) and 73,627 by AM BV2018.

F9: The shares were purchased as follows: 219,897 by BV 2018, 8,689 by BV 2018(B) and 4,284 by AM BV2018.

F10: The shares are held as follows: 3,950,528 by BV 2018, 206,964 by BV 2018(B) and 77,911 by AM BV2018.

Security / awardOwnership accountDisclosed shares / unitsDisclosure context
Common StockSEC Table I · non-derivativeIndirectSee footnote4,614,943 Reported balance After 2020-09-21 transaction · row 1 Joint disclosure: continuity of the reported position is unresolved; see ownership footnotes.
1 source row

Row 1 · 2020-09-21 · Conversion · Acquired 4,614,943 · Balance 4,614,943

F1: On September 21, 2020, the Series A Preferred Stock automatically converted into Common Stock on a 3.3169-for-one basis without payment of further consideration upon closing of the initial public offering of the Issuer's common stock. The shares had no expiration date.

F5: On September 21, 2020, the Series B Preferred Stock automatically converted into Common Stock on a 3.3169-for-one basis without payment of further consideration upon closing of the initial public offering of the Issuer's common stock. The shares had no expiration date.

F2: The shares are held directly by MPM BioVentures 2018, L.P. ("BV 2018"). The general partner of BV 2018 is MPM BioVentures 2018 GP LLC ("BV 2018 GP"). MPM BioVentures 2018 LLC ("BV 2018 LLC") is the managing member of BV 2018 GP. Edward Hurwitz, Luke Evnin, Ansbert Gadicke, and Todd Foley are the Managing Directors of BV 2018 LLC. Each of BV 2018 GP, BV 2018 LLC, Edward Hurwitz, Luke Evnin, Ansbert Gadicke, and Todd Foley disclaims Section 16 beneficial ownership of the securities held by BV 2018, except to the extent of its pecuniary interest therein, if any.

Common StockSEC Table I · non-derivativeIndirectSee footnote245,279 Reported balance After 2020-09-21 transaction · row 2 Joint disclosure: continuity of the reported position is unresolved; see ownership footnotes.
1 source row

Row 2 · 2020-09-21 · Conversion · Acquired 245,279 · Balance 245,279

F1: On September 21, 2020, the Series A Preferred Stock automatically converted into Common Stock on a 3.3169-for-one basis without payment of further consideration upon closing of the initial public offering of the Issuer's common stock. The shares had no expiration date.

F5: On September 21, 2020, the Series B Preferred Stock automatically converted into Common Stock on a 3.3169-for-one basis without payment of further consideration upon closing of the initial public offering of the Issuer's common stock. The shares had no expiration date.

F3: The shares are held directly by MPM BioVentures 2018 (B), L.P. ("BV 2018(B)"). The general partner of BV 2018(B) is BV 2018 GP. BV 2018 LLC is the managing member of BV 2018 GP. Edward Hurwitz, Luke Evnin, Ansbert Gadicke, and Todd Foley are the Managing Directors of BV 2018 LLC. Each of BV 2018 GP, BV 2018 LLC, Edward Hurwitz, Luke Evnin, Ansbert Gadicke, and Todd Foley disclaims Section 16 beneficial ownership of the securities held by BV 2018(B), except to the extent of its pecuniary interest therein, if any.

Common StockSEC Table I · non-derivativeIndirectSee footnote91,081 Reported balance After 2020-09-21 transaction · row 3 Joint disclosure: continuity of the reported position is unresolved; see ownership footnotes.
1 source row

Row 3 · 2020-09-21 · Conversion · Acquired 91,081 · Balance 91,081

F1: On September 21, 2020, the Series A Preferred Stock automatically converted into Common Stock on a 3.3169-for-one basis without payment of further consideration upon closing of the initial public offering of the Issuer's common stock. The shares had no expiration date.

F5: On September 21, 2020, the Series B Preferred Stock automatically converted into Common Stock on a 3.3169-for-one basis without payment of further consideration upon closing of the initial public offering of the Issuer's common stock. The shares had no expiration date.

F4: The shares are held directly by MPM Asset Management Investors BV2018 LLC ("MPM Asset Management"). The manager of MPM Asset Management is BV 2018 LLC. Edward Hurwitz, Luke Evnin, Ansbert Gadicke, and Todd Foley are the Managing Directors of BV2018 LLC. Each of BV 2018 LLC, Edward Hurwitz, Luke Evnin, Ansbert Gadicke, and Todd Foley disclaims Section 16 beneficial ownership of the securities held by MPM Asset Management, except to the extent of his pecuniary interest therein, if any.

Series A Preferred StockSEC Table II · derivative / convertible securityIndirectSee footnote0 Reported balance After 2020-09-21 transaction · row 4 Instrument identity requires review; Table II rows are not merged.
1 source row

Row 4 · 2020-09-21 · Conversion · Disposed 13,980,992 · Balance 0

F1: On September 21, 2020, the Series A Preferred Stock automatically converted into Common Stock on a 3.3169-for-one basis without payment of further consideration upon closing of the initial public offering of the Issuer's common stock. The shares had no expiration date.

F2: The shares are held directly by MPM BioVentures 2018, L.P. ("BV 2018"). The general partner of BV 2018 is MPM BioVentures 2018 GP LLC ("BV 2018 GP"). MPM BioVentures 2018 LLC ("BV 2018 LLC") is the managing member of BV 2018 GP. Edward Hurwitz, Luke Evnin, Ansbert Gadicke, and Todd Foley are the Managing Directors of BV 2018 LLC. Each of BV 2018 GP, BV 2018 LLC, Edward Hurwitz, Luke Evnin, Ansbert Gadicke, and Todd Foley disclaims Section 16 beneficial ownership of the securities held by BV 2018, except to the extent of its pecuniary interest therein, if any.

Series A Preferred StockSEC Table II · derivative / convertible securityIndirectSee footnote0 Reported balance After 2020-09-21 transaction · row 5 Instrument identity requires review; Table II rows are not merged.
1 source row

Row 5 · 2020-09-21 · Conversion · Disposed 743,076 · Balance 0

F1: On September 21, 2020, the Series A Preferred Stock automatically converted into Common Stock on a 3.3169-for-one basis without payment of further consideration upon closing of the initial public offering of the Issuer's common stock. The shares had no expiration date.

F3: The shares are held directly by MPM BioVentures 2018 (B), L.P. ("BV 2018(B)"). The general partner of BV 2018(B) is BV 2018 GP. BV 2018 LLC is the managing member of BV 2018 GP. Edward Hurwitz, Luke Evnin, Ansbert Gadicke, and Todd Foley are the Managing Directors of BV 2018 LLC. Each of BV 2018 GP, BV 2018 LLC, Edward Hurwitz, Luke Evnin, Ansbert Gadicke, and Todd Foley disclaims Section 16 beneficial ownership of the securities held by BV 2018(B), except to the extent of its pecuniary interest therein, if any.

Series A Preferred StockSEC Table II · derivative / convertible securityIndirectSee footnote0 Reported balance After 2020-09-21 transaction · row 6 Instrument identity requires review; Table II rows are not merged.
1 source row

Row 6 · 2020-09-21 · Conversion · Disposed 275,932 · Balance 0

F1: On September 21, 2020, the Series A Preferred Stock automatically converted into Common Stock on a 3.3169-for-one basis without payment of further consideration upon closing of the initial public offering of the Issuer's common stock. The shares had no expiration date.

F4: The shares are held directly by MPM Asset Management Investors BV2018 LLC ("MPM Asset Management"). The manager of MPM Asset Management is BV 2018 LLC. Edward Hurwitz, Luke Evnin, Ansbert Gadicke, and Todd Foley are the Managing Directors of BV2018 LLC. Each of BV 2018 LLC, Edward Hurwitz, Luke Evnin, Ansbert Gadicke, and Todd Foley disclaims Section 16 beneficial ownership of the securities held by MPM Asset Management, except to the extent of his pecuniary interest therein, if any.

Series B Preferred StockSEC Table II · derivative / convertible securityIndirectSee footnote0 Reported balance After 2020-09-21 transaction · row 7 Instrument identity requires review; Table II rows are not merged.
1 source row

Row 7 · 2020-09-21 · Conversion · Disposed 1,326,313 · Balance 0

F5: On September 21, 2020, the Series B Preferred Stock automatically converted into Common Stock on a 3.3169-for-one basis without payment of further consideration upon closing of the initial public offering of the Issuer's common stock. The shares had no expiration date.

F2: The shares are held directly by MPM BioVentures 2018, L.P. ("BV 2018"). The general partner of BV 2018 is MPM BioVentures 2018 GP LLC ("BV 2018 GP"). MPM BioVentures 2018 LLC ("BV 2018 LLC") is the managing member of BV 2018 GP. Edward Hurwitz, Luke Evnin, Ansbert Gadicke, and Todd Foley are the Managing Directors of BV 2018 LLC. Each of BV 2018 GP, BV 2018 LLC, Edward Hurwitz, Luke Evnin, Ansbert Gadicke, and Todd Foley disclaims Section 16 beneficial ownership of the securities held by BV 2018, except to the extent of its pecuniary interest therein, if any.

Series B Preferred StockSEC Table II · derivative / convertible securityIndirectSee footnote0 Reported balance After 2020-09-21 transaction · row 8 Instrument identity requires review; Table II rows are not merged.
1 source row

Row 8 · 2020-09-21 · Conversion · Disposed 70,492 · Balance 0

F5: On September 21, 2020, the Series B Preferred Stock automatically converted into Common Stock on a 3.3169-for-one basis without payment of further consideration upon closing of the initial public offering of the Issuer's common stock. The shares had no expiration date.

F3: The shares are held directly by MPM BioVentures 2018 (B), L.P. ("BV 2018(B)"). The general partner of BV 2018(B) is BV 2018 GP. BV 2018 LLC is the managing member of BV 2018 GP. Edward Hurwitz, Luke Evnin, Ansbert Gadicke, and Todd Foley are the Managing Directors of BV 2018 LLC. Each of BV 2018 GP, BV 2018 LLC, Edward Hurwitz, Luke Evnin, Ansbert Gadicke, and Todd Foley disclaims Section 16 beneficial ownership of the securities held by BV 2018(B), except to the extent of its pecuniary interest therein, if any.

Series B Preferred StockSEC Table II · derivative / convertible securityIndirectSee footnote0 Reported balance After 2020-09-21 transaction · row 9 Instrument identity requires review; Table II rows are not merged.
1 source row

Row 9 · 2020-09-21 · Conversion · Disposed 26,176 · Balance 0

F5: On September 21, 2020, the Series B Preferred Stock automatically converted into Common Stock on a 3.3169-for-one basis without payment of further consideration upon closing of the initial public offering of the Issuer's common stock. The shares had no expiration date.

F4: The shares are held directly by MPM Asset Management Investors BV2018 LLC ("MPM Asset Management"). The manager of MPM Asset Management is BV 2018 LLC. Edward Hurwitz, Luke Evnin, Ansbert Gadicke, and Todd Foley are the Managing Directors of BV2018 LLC. Each of BV 2018 LLC, Edward Hurwitz, Luke Evnin, Ansbert Gadicke, and Todd Foley disclaims Section 16 beneficial ownership of the securities held by MPM Asset Management, except to the extent of his pecuniary interest therein, if any.

Filing footnotes · ownership attribution and instrument terms

F1: On September 21, 2020, the Series A Preferred Stock automatically converted into Common Stock on a 3.3169-for-one basis without payment of further consideration upon closing of the initial public offering of the Issuer's common stock. The shares had no expiration date.

F2: The shares are held directly by MPM BioVentures 2018, L.P. ("BV 2018"). The general partner of BV 2018 is MPM BioVentures 2018 GP LLC ("BV 2018 GP"). MPM BioVentures 2018 LLC ("BV 2018 LLC") is the managing member of BV 2018 GP. Edward Hurwitz, Luke Evnin, Ansbert Gadicke, and Todd Foley are the Managing Directors of BV 2018 LLC. Each of BV 2018 GP, BV 2018 LLC, Edward Hurwitz, Luke Evnin, Ansbert Gadicke, and Todd Foley disclaims Section 16 beneficial ownership of the securities held by BV 2018, except to the extent of its pecuniary interest therein, if any.

F3: The shares are held directly by MPM BioVentures 2018 (B), L.P. ("BV 2018(B)"). The general partner of BV 2018(B) is BV 2018 GP. BV 2018 LLC is the managing member of BV 2018 GP. Edward Hurwitz, Luke Evnin, Ansbert Gadicke, and Todd Foley are the Managing Directors of BV 2018 LLC. Each of BV 2018 GP, BV 2018 LLC, Edward Hurwitz, Luke Evnin, Ansbert Gadicke, and Todd Foley disclaims Section 16 beneficial ownership of the securities held by BV 2018(B), except to the extent of its pecuniary interest therein, if any.

F4: The shares are held directly by MPM Asset Management Investors BV2018 LLC ("MPM Asset Management"). The manager of MPM Asset Management is BV 2018 LLC. Edward Hurwitz, Luke Evnin, Ansbert Gadicke, and Todd Foley are the Managing Directors of BV2018 LLC. Each of BV 2018 LLC, Edward Hurwitz, Luke Evnin, Ansbert Gadicke, and Todd Foley disclaims Section 16 beneficial ownership of the securities held by MPM Asset Management, except to the extent of his pecuniary interest therein, if any.

F5: On September 21, 2020, the Series B Preferred Stock automatically converted into Common Stock on a 3.3169-for-one basis without payment of further consideration upon closing of the initial public offering of the Issuer's common stock. The shares had no expiration date.

Security / awardOwnership accountDisclosed shares / unitsDisclosure context
Common StockSEC Table I · non-derivativeIndirectSee footnote1,899,702 Reported balance After 2020-10-06 transaction · row 1 Joint disclosure: continuity of the reported position is unresolved; see ownership footnotes.
1 source row

Row 1 · 2020-10-06 · Conversion · Acquired 1,783,879 · Balance 1,899,702

F1: Each share of Series A-1 Preferred and Series B Preferred Stock automatically converted into shares of Common Stock upon the closing of the Issuer's initial public offering for no additional consideration, on a one-for-one basis, and had no expiration date.

F2: Each Reporting Person disclaims beneficial ownership of the securities except to the extent of his or its pecuniary interest therein.

F3: The shares are held as follows: 1,382,943 by MPM BioVentures 2014, L.P. ("BV 2014"), 92,239 by MPM BioVentures 2014(B), L.P. ("BV 2014(B)"), 50,164 by MPM Asset Management Investors BV2014 LLC ("AM BV2014"), 224,924 by MPM Sunstates Fund, L.P. ("MPM SunStates"), 33,609 by MPM Asset Management Investors Sunstates Fund LLC ("AM SunStates") and 115,823 by MPM Asset Management LLC ("AM LLC"). MPM BioVentures 2014 GP LLC and MPM BioVentures 2014 LLC ("BV LLC") are the direct and indirect general partners of BV 2014 and BV 2014(B). BV LLC is the manager of AM BV2014. MPM SunStates Fund GP LLC and MPM SunStates GP Managing Member LLC ("SunStates GP") are the direct and indirect general partners of MPM SunStates. SunStates GP is the manager of AM SunStates. Luke Evnin, Ansbert Gadicke and Todd Foley are the managing directors of BV LLC, Luke Evnin and Anbsert Gadicke are the members of AM LLC and Ansbert Gadicke is a member of SunStates GP.

Common StockSEC Table I · non-derivativeIndirectSee footnote2,675,677 Reported balance After 2020-10-06 transaction · row 2 Joint disclosure: continuity of the reported position is unresolved; see ownership footnotes.
1 source row

Row 2 · 2020-10-06 · Conversion · Acquired 775,975 · Balance 2,675,677

F1: Each share of Series A-1 Preferred and Series B Preferred Stock automatically converted into shares of Common Stock upon the closing of the Issuer's initial public offering for no additional consideration, on a one-for-one basis, and had no expiration date.

F2: Each Reporting Person disclaims beneficial ownership of the securities except to the extent of his or its pecuniary interest therein.

F4: The shares are held as follows: 2,018,001 by BV 2014, 134,595 by BV 2014(B), 73,199 by AM BV2014, 290,632 by MPM SunStates, 43,427 by AM SunStates and 115,823 by AM LLC.

Common StockSEC Table I · non-derivativeIndirectSee footnote2,849,453 Reported balance After 2020-10-06 transaction · row 3 Joint disclosure: continuity of the reported position is unresolved; see ownership footnotes.
1 source row

Row 3 · 2020-10-06 · Purchase · Acquired 173,776 · Balance 2,849,453

F2: Each Reporting Person disclaims beneficial ownership of the securities except to the extent of his or its pecuniary interest therein.

F5: The shares are held as follows: 2,155,108 by BV 2014, 143,740 by BV 2014(B), 78,172 by AM BV2014, 310,251 by MPM SunStates, 46,359 by AM SunStates and 115,823 by AM LLC.

Series A-1 Preferred StockSEC Table II · derivative / convertible securityIndirectSee footnote0 Reported balance After 2020-10-06 transaction · row 4 Instrument identity requires review; Table II rows are not merged.
1 source row

Row 4 · 2020-10-06 · Conversion · Disposed 1,783,879 · Balance 0

F1: Each share of Series A-1 Preferred and Series B Preferred Stock automatically converted into shares of Common Stock upon the closing of the Issuer's initial public offering for no additional consideration, on a one-for-one basis, and had no expiration date.

F2: Each Reporting Person disclaims beneficial ownership of the securities except to the extent of his or its pecuniary interest therein.

F6: The shares are held as follows: 1,382,943 by BV 2014, 92,239 by BV 2014(B), 50,164 by AM BV2014, 224,924 by MPM SunStates and 33,609 by AM SunStates.

Series B Preferred StockSEC Table II · derivative / convertible securityIndirectSee footnote0 Reported balance After 2020-10-06 transaction · row 5 Instrument identity requires review; Table II rows are not merged.
1 source row

Row 5 · 2020-10-06 · Conversion · Disposed 775,975 · Balance 0

F1: Each share of Series A-1 Preferred and Series B Preferred Stock automatically converted into shares of Common Stock upon the closing of the Issuer's initial public offering for no additional consideration, on a one-for-one basis, and had no expiration date.

F2: Each Reporting Person disclaims beneficial ownership of the securities except to the extent of his or its pecuniary interest therein.

F7: The shares are held as follows: 635,058 by BV 2014, 42,356 by BV 2014(B), 23,035 by AM BV2014, 65,708 by MPM SunStates and 9,818 by AM SunStates.

Filing footnotes · ownership attribution and instrument terms

F1: Each share of Series A-1 Preferred and Series B Preferred Stock automatically converted into shares of Common Stock upon the closing of the Issuer's initial public offering for no additional consideration, on a one-for-one basis, and had no expiration date.

F2: Each Reporting Person disclaims beneficial ownership of the securities except to the extent of his or its pecuniary interest therein.

F3: The shares are held as follows: 1,382,943 by MPM BioVentures 2014, L.P. ("BV 2014"), 92,239 by MPM BioVentures 2014(B), L.P. ("BV 2014(B)"), 50,164 by MPM Asset Management Investors BV2014 LLC ("AM BV2014"), 224,924 by MPM Sunstates Fund, L.P. ("MPM SunStates"), 33,609 by MPM Asset Management Investors Sunstates Fund LLC ("AM SunStates") and 115,823 by MPM Asset Management LLC ("AM LLC"). MPM BioVentures 2014 GP LLC and MPM BioVentures 2014 LLC ("BV LLC") are the direct and indirect general partners of BV 2014 and BV 2014(B). BV LLC is the manager of AM BV2014. MPM SunStates Fund GP LLC and MPM SunStates GP Managing Member LLC ("SunStates GP") are the direct and indirect general partners of MPM SunStates. SunStates GP is the manager of AM SunStates. Luke Evnin, Ansbert Gadicke and Todd Foley are the managing directors of BV LLC, Luke Evnin and Anbsert Gadicke are the members of AM LLC and Ansbert Gadicke is a member of SunStates GP.

F4: The shares are held as follows: 2,018,001 by BV 2014, 134,595 by BV 2014(B), 73,199 by AM BV2014, 290,632 by MPM SunStates, 43,427 by AM SunStates and 115,823 by AM LLC.

F5: The shares are held as follows: 2,155,108 by BV 2014, 143,740 by BV 2014(B), 78,172 by AM BV2014, 310,251 by MPM SunStates, 46,359 by AM SunStates and 115,823 by AM LLC.

F6: The shares are held as follows: 1,382,943 by BV 2014, 92,239 by BV 2014(B), 50,164 by AM BV2014, 224,924 by MPM SunStates and 33,609 by AM SunStates.

F7: The shares are held as follows: 635,058 by BV 2014, 42,356 by BV 2014(B), 23,035 by AM BV2014, 65,708 by MPM SunStates and 9,818 by AM SunStates.

RHYTHM PHARMACEUTICALS, INC.

Report date March 15, 2021 · Filed March 16, 2021

Security / awardOwnership accountDisclosed shares / unitsDisclosure context
Common StockSEC Table I · non-derivativeIndirectSee Footnote909,258 Reported balance After 2021-03-15 transaction · row 1 Account identity is unresolved; indirect or unspecified ownership is not merged.
1 source row

Row 1 · 2021-03-15 · Sale · Disposed 1,000,000 · Balance 909,258

F1: The shares were sold as follows: 962,604 by MPM BioVentures V, L.P. ("BV V") and 37,396 by MPM Asset Management Investors BV5 LLC ("AM BV5"). MPM BioVentures V GP LLC and MPM BioVentures V LLC ("BV LLC") are the direct and indirect general partners of BV V and BV LLC is the manager of AM BV5. The Reporting Person is a member of BV LLC. The Reporting Person disclaims beneficial ownership of the securities except to the extent of his pecuniary interest therein.

F2: Shares are held as follows: 875,256 by BV V and 34,002 by AM BV5. The Reporting Person disclaims beneficial ownership of the securities except to the extent of his pecuniary interest therein.

Filing footnotes · ownership attribution and instrument terms

F1: The shares were sold as follows: 962,604 by MPM BioVentures V, L.P. ("BV V") and 37,396 by MPM Asset Management Investors BV5 LLC ("AM BV5"). MPM BioVentures V GP LLC and MPM BioVentures V LLC ("BV LLC") are the direct and indirect general partners of BV V and BV LLC is the manager of AM BV5. The Reporting Person is a member of BV LLC. The Reporting Person disclaims beneficial ownership of the securities except to the extent of his pecuniary interest therein.

F2: Shares are held as follows: 875,256 by BV V and 34,002 by AM BV5. The Reporting Person disclaims beneficial ownership of the securities except to the extent of his pecuniary interest therein.

Repare Therapeutics Inc.

Report date June 08, 2023 · Filed June 12, 2023

Security / awardOwnership accountDisclosed shares / unitsDisclosure context
Stock Option (right to buy)SEC Table II · derivative / convertible security · Conversion / exercise price $11.66 · Expires 2033-06-07Direct27,200 Reported balance After 2023-06-08 transaction · row 1 Instrument identity requires review; Table II rows are not merged.
1 source row

Row 1 · 2023-06-08 · Grant · Acquired 27,200 · Balance 27,200

F1: The option will vest in equal monthly installments over twelve (12) months from the date of grant, subject to Reporting Person continuing to provide service through each such date.

Filing footnotes · ownership attribution and instrument terms

F1: The option will vest in equal monthly installments over twelve (12) months from the date of grant, subject to Reporting Person continuing to provide service through each such date.

TURMERIC ACQUISITION CORP.

Report date October 15, 2020 · Filed October 15, 2020

This filing explicitly reported no securities owned.

Security / awardOwnership accountDisclosed shares / unitsDisclosure context
Common StockSEC Table I · non-derivativeIndirectSee Footnote3,210,756 Reported balance After 2025-03-27 transaction · row 1 Joint disclosure: continuity of the reported position is unresolved; see ownership footnotes.
1 source row

Row 1 · 2025-03-27 · Other · Acquired 22,758 · Balance 3,210,756

F1: On March 27, 2025, the Reporting Persons exercised warrants to purchase an aggregate of 22,758 shares of the Company's Common Stock for $0.09 per share. The Reporting Persons paid the exercise price on a cashless basis, resulting in the Company's withholding of 1,963 of the warrant shares to pay the exercise price and issuing the remaining 20,795 shares.

F2: The shares are held as follows: 2,915,905 by MPM BioVentures 2014, L.P. ("BV 2014"), 194,486 by MPM BioVentures 2014(B), L.P. ("BV 2014(B)") and 100,365 by MPM Asset Management Investors BV2014 LLC ("AM BV2014"). MPM BioVentures 2014 GP LLC and MPM BioVentures 2014 LLC ("BV LLC") are the direct and indirect general partners of BV 2014 and BV 2014(B). BV LLC is the manager of AM BV2014.Todd Foley is a Managing Director of BV LLC. Each Reporting Person disclaims beneficial ownership of the securities except to the extent of his or its pecuniary interest therein.

Common StockSEC Table I · non-derivativeIndirectSee Footnote3,208,793 Reported balance After 2025-03-27 transaction · row 2 Joint disclosure: continuity of the reported position is unresolved; see ownership footnotes.
1 source row

Row 2 · 2025-03-27 · Sale · Disposed 1,963 · Balance 3,208,793

F1: On March 27, 2025, the Reporting Persons exercised warrants to purchase an aggregate of 22,758 shares of the Company's Common Stock for $0.09 per share. The Reporting Persons paid the exercise price on a cashless basis, resulting in the Company's withholding of 1,963 of the warrant shares to pay the exercise price and issuing the remaining 20,795 shares.

F3: The shares are held as follows: 2,914,123 by BV 2014, 194,367 by MPM 2014(B) and 100,303 by AM BV2014. Each Reporting Person disclaims beneficial ownership of the securities except to the extent of his or its pecuniary interest therein.

Warrant (Right to Buy)SEC Table II · derivative / convertible security · Conversion / exercise price $0.09 · Expires 2025-04-09IndirectSee Footnote0 Reported balance After 2025-03-27 transaction · row 3 Instrument identity requires review; Table II rows are not merged.
1 source row

Row 3 · 2025-03-27 · Other · Disposed 4,015 · Balance 0

F1: On March 27, 2025, the Reporting Persons exercised warrants to purchase an aggregate of 22,758 shares of the Company's Common Stock for $0.09 per share. The Reporting Persons paid the exercise price on a cashless basis, resulting in the Company's withholding of 1,963 of the warrant shares to pay the exercise price and issuing the remaining 20,795 shares.

F4: Immediately exercisable.

F5: The warrants were held as follows: 3,647 by BV 2014, 243 by BV 2014(B) and 125 by AM BV 2014.

Warrant (Right to Buy)SEC Table II · derivative / convertible security · Conversion / exercise price $0.09 · Expires 2025-08-13IndirectSee Footnote0 Reported balance After 2025-03-27 transaction · row 4 Instrument identity requires review; Table II rows are not merged.
1 source row

Row 4 · 2025-03-27 · Other · Disposed 18,743 · Balance 0

F1: On March 27, 2025, the Reporting Persons exercised warrants to purchase an aggregate of 22,758 shares of the Company's Common Stock for $0.09 per share. The Reporting Persons paid the exercise price on a cashless basis, resulting in the Company's withholding of 1,963 of the warrant shares to pay the exercise price and issuing the remaining 20,795 shares.

F4: Immediately exercisable.

F6: The warrants were held as follows: 17,023 by BV 2014, 1,135 by BV 2014(B) and 585 by AM BV 2014.

Filing footnotes · ownership attribution and instrument terms

F1: On March 27, 2025, the Reporting Persons exercised warrants to purchase an aggregate of 22,758 shares of the Company's Common Stock for $0.09 per share. The Reporting Persons paid the exercise price on a cashless basis, resulting in the Company's withholding of 1,963 of the warrant shares to pay the exercise price and issuing the remaining 20,795 shares.

F2: The shares are held as follows: 2,915,905 by MPM BioVentures 2014, L.P. ("BV 2014"), 194,486 by MPM BioVentures 2014(B), L.P. ("BV 2014(B)") and 100,365 by MPM Asset Management Investors BV2014 LLC ("AM BV2014"). MPM BioVentures 2014 GP LLC and MPM BioVentures 2014 LLC ("BV LLC") are the direct and indirect general partners of BV 2014 and BV 2014(B). BV LLC is the manager of AM BV2014.Todd Foley is a Managing Director of BV LLC. Each Reporting Person disclaims beneficial ownership of the securities except to the extent of his or its pecuniary interest therein.

F3: The shares are held as follows: 2,914,123 by BV 2014, 194,367 by MPM 2014(B) and 100,303 by AM BV2014. Each Reporting Person disclaims beneficial ownership of the securities except to the extent of his or its pecuniary interest therein.

F4: Immediately exercisable.

F5: The warrants were held as follows: 3,647 by BV 2014, 243 by BV 2014(B) and 125 by AM BV 2014.

F6: The warrants were held as follows: 17,023 by BV 2014, 1,135 by BV 2014(B) and 585 by AM BV 2014.

Past disclosures · reporting ended (6)

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

CHIASMA, INC

Report date August 05, 2021 · Filed August 05, 2021

Section 16 reporting ended · disclosed 2021-08-05. Current position is not established by this disclosure.

Security / awardOwnership accountDisclosed shares / unitsDisclosure context
Stock Option (Right to Buy)SEC Table II · derivative / convertible security · Conversion / exercise price $3.14Direct0 Reported balance After 2021-08-05 transaction · row 1 Instrument identity requires review; Table II rows are not merged.
1 source row

Row 1 · 2021-08-05 · Disposition to issuer · Disposed 10,000 · Balance 0

F1: This Form 4 reports securities disposed of pursuant to the terms of the Agreement and Plan of Merger (the "Merger Agreement") dated as of May 4, 2021, by and among Chiasma, Inc. (the "Company), Amryt Pharma plc ("Parent"), and Acorn Merger Sub, Inc., an indirect wholly-owned subsidiary of Parent ("Merger Sub") pursuant to which Merger Sub merged with and into the Company (the "Merger") with the Company surviving as an indirect wholly owned subsidiary of Parent effective as of August [5], 2021 (the "Effective Time").

F2: At the Effective Time, each option to purchase Shares (each, a "Company Option") that was outstanding and unexercised, immediately prior to the Effective Time, whether or not vested shall, by virtue of the Merger Agreement, ceased to represent a right to acquire Shares, was assumed by Parent and automatically converted into the option to purchase Parent ADSs (each an "Assumed Stock Option") shall be equal to (i) the number of Shares subject to each Company Option immediately prior to the Effective Time multiplied by (ii) the Exchange Ratio, rounded down, if necessary, to the nearest whole number of Parent ADSs, and such Assumed Stock Option shall have an exercise price per Parent ADS (rounded up to the nearest cent) equal to (a) the exercise price per Share otherwise purchasable pursuant to such Company Option divided by (b) the Exchange Ratio.

Stock Option (Right to Buy)SEC Table II · derivative / convertible security · Conversion / exercise price $1.35Direct0 Reported balance After 2021-08-05 transaction · row 2 Instrument identity requires review; Table II rows are not merged.
1 source row

Row 2 · 2021-08-05 · Disposition to issuer · Disposed 13,000 · Balance 0

F1: This Form 4 reports securities disposed of pursuant to the terms of the Agreement and Plan of Merger (the "Merger Agreement") dated as of May 4, 2021, by and among Chiasma, Inc. (the "Company), Amryt Pharma plc ("Parent"), and Acorn Merger Sub, Inc., an indirect wholly-owned subsidiary of Parent ("Merger Sub") pursuant to which Merger Sub merged with and into the Company (the "Merger") with the Company surviving as an indirect wholly owned subsidiary of Parent effective as of August [5], 2021 (the "Effective Time").

F2: At the Effective Time, each option to purchase Shares (each, a "Company Option") that was outstanding and unexercised, immediately prior to the Effective Time, whether or not vested shall, by virtue of the Merger Agreement, ceased to represent a right to acquire Shares, was assumed by Parent and automatically converted into the option to purchase Parent ADSs (each an "Assumed Stock Option") shall be equal to (i) the number of Shares subject to each Company Option immediately prior to the Effective Time multiplied by (ii) the Exchange Ratio, rounded down, if necessary, to the nearest whole number of Parent ADSs, and such Assumed Stock Option shall have an exercise price per Parent ADS (rounded up to the nearest cent) equal to (a) the exercise price per Share otherwise purchasable pursuant to such Company Option divided by (b) the Exchange Ratio.

Stock Option (Right to Buy)SEC Table II · derivative / convertible security · Conversion / exercise price $1.45Direct0 Reported balance After 2021-08-05 transaction · row 3 Instrument identity requires review; Table II rows are not merged.
1 source row

Row 3 · 2021-08-05 · Disposition to issuer · Disposed 13,000 · Balance 0

F1: This Form 4 reports securities disposed of pursuant to the terms of the Agreement and Plan of Merger (the "Merger Agreement") dated as of May 4, 2021, by and among Chiasma, Inc. (the "Company), Amryt Pharma plc ("Parent"), and Acorn Merger Sub, Inc., an indirect wholly-owned subsidiary of Parent ("Merger Sub") pursuant to which Merger Sub merged with and into the Company (the "Merger") with the Company surviving as an indirect wholly owned subsidiary of Parent effective as of August [5], 2021 (the "Effective Time").

F2: At the Effective Time, each option to purchase Shares (each, a "Company Option") that was outstanding and unexercised, immediately prior to the Effective Time, whether or not vested shall, by virtue of the Merger Agreement, ceased to represent a right to acquire Shares, was assumed by Parent and automatically converted into the option to purchase Parent ADSs (each an "Assumed Stock Option") shall be equal to (i) the number of Shares subject to each Company Option immediately prior to the Effective Time multiplied by (ii) the Exchange Ratio, rounded down, if necessary, to the nearest whole number of Parent ADSs, and such Assumed Stock Option shall have an exercise price per Parent ADS (rounded up to the nearest cent) equal to (a) the exercise price per Share otherwise purchasable pursuant to such Company Option divided by (b) the Exchange Ratio.

Stock Option (Right to Buy)SEC Table II · derivative / convertible security · Conversion / exercise price $7.98Direct0 Reported balance After 2021-08-05 transaction · row 4 Instrument identity requires review; Table II rows are not merged.
1 source row

Row 4 · 2021-08-05 · Disposition to issuer · Disposed 13,000 · Balance 0

F1: This Form 4 reports securities disposed of pursuant to the terms of the Agreement and Plan of Merger (the "Merger Agreement") dated as of May 4, 2021, by and among Chiasma, Inc. (the "Company), Amryt Pharma plc ("Parent"), and Acorn Merger Sub, Inc., an indirect wholly-owned subsidiary of Parent ("Merger Sub") pursuant to which Merger Sub merged with and into the Company (the "Merger") with the Company surviving as an indirect wholly owned subsidiary of Parent effective as of August [5], 2021 (the "Effective Time").

F2: At the Effective Time, each option to purchase Shares (each, a "Company Option") that was outstanding and unexercised, immediately prior to the Effective Time, whether or not vested shall, by virtue of the Merger Agreement, ceased to represent a right to acquire Shares, was assumed by Parent and automatically converted into the option to purchase Parent ADSs (each an "Assumed Stock Option") shall be equal to (i) the number of Shares subject to each Company Option immediately prior to the Effective Time multiplied by (ii) the Exchange Ratio, rounded down, if necessary, to the nearest whole number of Parent ADSs, and such Assumed Stock Option shall have an exercise price per Parent ADS (rounded up to the nearest cent) equal to (a) the exercise price per Share otherwise purchasable pursuant to such Company Option divided by (b) the Exchange Ratio.

Stock Option (Right to Buy)SEC Table II · derivative / convertible security · Conversion / exercise price $5.81Direct0 Reported balance After 2021-08-05 transaction · row 5 Instrument identity requires review; Table II rows are not merged.
1 source row

Row 5 · 2021-08-05 · Disposition to issuer · Disposed 13,000 · Balance 0

F1: This Form 4 reports securities disposed of pursuant to the terms of the Agreement and Plan of Merger (the "Merger Agreement") dated as of May 4, 2021, by and among Chiasma, Inc. (the "Company), Amryt Pharma plc ("Parent"), and Acorn Merger Sub, Inc., an indirect wholly-owned subsidiary of Parent ("Merger Sub") pursuant to which Merger Sub merged with and into the Company (the "Merger") with the Company surviving as an indirect wholly owned subsidiary of Parent effective as of August [5], 2021 (the "Effective Time").

F2: At the Effective Time, each option to purchase Shares (each, a "Company Option") that was outstanding and unexercised, immediately prior to the Effective Time, whether or not vested shall, by virtue of the Merger Agreement, ceased to represent a right to acquire Shares, was assumed by Parent and automatically converted into the option to purchase Parent ADSs (each an "Assumed Stock Option") shall be equal to (i) the number of Shares subject to each Company Option immediately prior to the Effective Time multiplied by (ii) the Exchange Ratio, rounded down, if necessary, to the nearest whole number of Parent ADSs, and such Assumed Stock Option shall have an exercise price per Parent ADS (rounded up to the nearest cent) equal to (a) the exercise price per Share otherwise purchasable pursuant to such Company Option divided by (b) the Exchange Ratio.

Filing footnotes · ownership attribution and instrument terms

F1: This Form 4 reports securities disposed of pursuant to the terms of the Agreement and Plan of Merger (the "Merger Agreement") dated as of May 4, 2021, by and among Chiasma, Inc. (the "Company), Amryt Pharma plc ("Parent"), and Acorn Merger Sub, Inc., an indirect wholly-owned subsidiary of Parent ("Merger Sub") pursuant to which Merger Sub merged with and into the Company (the "Merger") with the Company surviving as an indirect wholly owned subsidiary of Parent effective as of August [5], 2021 (the "Effective Time").

F2: At the Effective Time, each option to purchase Shares (each, a "Company Option") that was outstanding and unexercised, immediately prior to the Effective Time, whether or not vested shall, by virtue of the Merger Agreement, ceased to represent a right to acquire Shares, was assumed by Parent and automatically converted into the option to purchase Parent ADSs (each an "Assumed Stock Option") shall be equal to (i) the number of Shares subject to each Company Option immediately prior to the Effective Time multiplied by (ii) the Exchange Ratio, rounded down, if necessary, to the nearest whole number of Parent ADSs, and such Assumed Stock Option shall have an exercise price per Parent ADS (rounded up to the nearest cent) equal to (a) the exercise price per Share otherwise purchasable pursuant to such Company Option divided by (b) the Exchange Ratio.

Section 16 reporting ended · disclosed 2026-09-09. Current position is not established by this disclosure.

Security / awardOwnership accountDisclosed shares / unitsDisclosure context
Common StockSEC Table I · non-derivativeIndirectSee Footnote4,106,452 Reported balance After 2026-09-04 transaction · row 1 Joint disclosure: continuity of the reported position is unresolved; see ownership footnotes.
1 source row

Row 1 · 2026-09-04 · Sale · Disposed 38,500 · Balance 4,106,452

F1: The shares were sold as follows: 17,482 by MPM BioVentures 2014, L.P. ("BV 2014"), 1,166 by MPM BioVentures 2014(B), L.P. ("BV 2014(B)"), 602 by MPM Asset Management Investors BV2014 LLC ("AM BV2014"), 17,942 by MPM BioVentures 2018, L.P. ("BV 2018"), 954 by MPM BioVentures 2018 (B), L.P. ("BV 2018(B)") and 354 by MPM Asset Management Investors BV2018 LLC ("AM BV2018"). MPM BioVentures 2014 GP LLC and MPM BioVentures 2014 LLC ("BV2014 LLC") are the direct and indirect general partners of BV 2014 and BV 2014(B). BV2014 LLC is the manager of AM BV2014. MPM BioVentures 2018 GP LLC and MPM BioVentures 2018 LLC ("BV2018 LLC") are the direct and indirect general partners of BV 2018 and BV 2018(B). BV 2018 LLC is the manager of AM BV2018. Messrs. Evnin, Foley and Gadicke are managing directors of BV 2014 LLC and BV 2018 LLC.

F2: Price represents the weighted average sale price of the shares sold. The sale price ranged from $7.01 to $7.16 per share. Upon request by the Commission staff, the Issuer, or a security holder of the Issuer, the Reporting Person will provide full information regarding the number of shares sold at each separate price within the range set forth in this Form 4.

F3: The shares are held as follows: 1,864,673 by BV 2014, 124,370 by BV 2014(B), 64,182 by AM BV2014, 1,913,743 by BV 2018, 101,714 by BV 2018(B) and 37,770 by AM BV2018.

F4: Each Reporting Person disclaims beneficial ownership of the securities except to the extent of his or its respective pecuniary interest therein.

Common StockSEC Table I · non-derivativeIndirectSee Footnote3,913,952 Reported balance After 2026-09-08 transaction · row 2 Joint disclosure: continuity of the reported position is unresolved; see ownership footnotes.
1 source row

Row 2 · 2026-09-08 · Sale · Disposed 192,500 · Balance 3,913,952

F5: The shares were sold as follows: 87,411 by BV 2014, 5,830 by BV 2014(B), 3,009 by AM BV2014, 89,712 by BV 2018, 4,768 by BV 2018(B) and 1,770 by AM BV2018.

F6: Price represents the weighted average sale price of the shares sold. The sale price ranged from $6.97 to $7.70 per share. Upon request by the Commission staff, the Issuer, or a security holder of the Issuer, the Reporting Person will provide full information regarding the number of shares sold at each separate price within the range set forth in this Form 4.

F4: Each Reporting Person disclaims beneficial ownership of the securities except to the extent of his or its respective pecuniary interest therein.

F7: The shares are held as follows: 1,777,262 by BV 2014, 118,540 by BV 2014(B), 61,173 by AM BV2014, 1,824,031 by BV 2018, 96,946 by BV 2018(B) and 36,000 by AM BV2018.

Common StockSEC Table I · non-derivativeIndirectSee Footnote3,885,115 Reported balance After 2026-09-09 transaction · row 3 Joint disclosure: continuity of the reported position is unresolved; see ownership footnotes.
1 source row

Row 3 · 2026-09-09 · Sale · Disposed 28,837 · Balance 3,885,115

F8: The shares were sold as follows: 13,095 by BV 2014, 873 by BV 2014(B), 451 by AM BV2014, 13,439 by BV 2018, 714 by BV 2018(B) and 265 by AM BV2018.

F9: Price represents the weighted average sale price of the shares sold. The sale price ranged from $7.02 to $7.54 per share. Upon request by the Commission staff, the Issuer, or a security holder of the Issuer, the Reporting Person will provide full information regarding the number of shares sold at each separate price within the range set forth in this Form 4.

F4: Each Reporting Person disclaims beneficial ownership of the securities except to the extent of his or its respective pecuniary interest therein.

F10: The shares are held as follows: 1,764,167 by BV 2014, 117,667 by BV 2014(B), 60,722 by AM BV2014, 1,810,592 by BV 2018, 96,232 by BV 2018(B) and 35,735 by AM BV2018.

Filing footnotes · ownership attribution and instrument terms

F1: The shares were sold as follows: 17,482 by MPM BioVentures 2014, L.P. ("BV 2014"), 1,166 by MPM BioVentures 2014(B), L.P. ("BV 2014(B)"), 602 by MPM Asset Management Investors BV2014 LLC ("AM BV2014"), 17,942 by MPM BioVentures 2018, L.P. ("BV 2018"), 954 by MPM BioVentures 2018 (B), L.P. ("BV 2018(B)") and 354 by MPM Asset Management Investors BV2018 LLC ("AM BV2018"). MPM BioVentures 2014 GP LLC and MPM BioVentures 2014 LLC ("BV2014 LLC") are the direct and indirect general partners of BV 2014 and BV 2014(B). BV2014 LLC is the manager of AM BV2014. MPM BioVentures 2018 GP LLC and MPM BioVentures 2018 LLC ("BV2018 LLC") are the direct and indirect general partners of BV 2018 and BV 2018(B). BV 2018 LLC is the manager of AM BV2018. Messrs. Evnin, Foley and Gadicke are managing directors of BV 2014 LLC and BV 2018 LLC.

F2: Price represents the weighted average sale price of the shares sold. The sale price ranged from $7.01 to $7.16 per share. Upon request by the Commission staff, the Issuer, or a security holder of the Issuer, the Reporting Person will provide full information regarding the number of shares sold at each separate price within the range set forth in this Form 4.

F3: The shares are held as follows: 1,864,673 by BV 2014, 124,370 by BV 2014(B), 64,182 by AM BV2014, 1,913,743 by BV 2018, 101,714 by BV 2018(B) and 37,770 by AM BV2018.

F4: Each Reporting Person disclaims beneficial ownership of the securities except to the extent of his or its respective pecuniary interest therein.

F5: The shares were sold as follows: 87,411 by BV 2014, 5,830 by BV 2014(B), 3,009 by AM BV2014, 89,712 by BV 2018, 4,768 by BV 2018(B) and 1,770 by AM BV2018.

F6: Price represents the weighted average sale price of the shares sold. The sale price ranged from $6.97 to $7.70 per share. Upon request by the Commission staff, the Issuer, or a security holder of the Issuer, the Reporting Person will provide full information regarding the number of shares sold at each separate price within the range set forth in this Form 4.

F7: The shares are held as follows: 1,777,262 by BV 2014, 118,540 by BV 2014(B), 61,173 by AM BV2014, 1,824,031 by BV 2018, 96,946 by BV 2018(B) and 36,000 by AM BV2018.

F8: The shares were sold as follows: 13,095 by BV 2014, 873 by BV 2014(B), 451 by AM BV2014, 13,439 by BV 2018, 714 by BV 2018(B) and 265 by AM BV2018.

F9: Price represents the weighted average sale price of the shares sold. The sale price ranged from $7.02 to $7.54 per share. Upon request by the Commission staff, the Issuer, or a security holder of the Issuer, the Reporting Person will provide full information regarding the number of shares sold at each separate price within the range set forth in this Form 4.

F10: The shares are held as follows: 1,764,167 by BV 2014, 117,667 by BV 2014(B), 60,722 by AM BV2014, 1,810,592 by BV 2018, 96,232 by BV 2018(B) and 35,735 by AM BV2018.

Section 16 reporting ended · disclosed 2021-04-16. Current position is not established by this disclosure.

Security / awardOwnership accountDisclosed shares / unitsDisclosure context
Common StockSEC Table I · non-derivativeIndirectSee Footnote3,223,853 Reported balance After 2021-04-13 transaction · row 1 Joint disclosure: continuity of the reported position is unresolved; see ownership footnotes.
1 source row

Row 1 · 2021-04-13 · Sale · Disposed 1,657 · Balance 3,223,853

F1: Transaction effected pursuant to a plan established pursuant to Rule 10b5-1 on 3/16/2021.

F2: The shares were sold by MPM Asset Management LLC ("AM LLC").

F3: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $18.98 to $19.88 inclusive. The Reporting Person undertakes 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 sold at each separate price within the range set forth in this footnote.

F4: The shares are held as follows: 2,657,097 by MPM BioVentures 2014, L.P. ("BV 2014"), 152,470 by MPM BioVentures 2014(B), L.P. ("BV 2014(B)"), 96,376 by MPM Asset Management Investors BV2014 LLC ("AM BV2014") and 317,910 by AM LLC. MPM BioVentures 2014 GP LLC and MPM BioVentures 2014 LLC ("BV LLC") are the direct and indirect general partners of BV 2014 and BV 2014(B). BV LLC is the manager of AM BV2014. Messrs. Evnin and Foley are the members of BV LLC and Mr. Evnin is a member of AM LLC. Each Reporting Person disclaims beneficial ownership of the securities except to the extent of his or its pecuniary interest therein.

Common StockSEC Table I · non-derivativeIndirectSee Footnote3,223,567 Reported balance After 2021-04-13 transaction · row 2 Joint disclosure: continuity of the reported position is unresolved; see ownership footnotes.
1 source row

Row 2 · 2021-04-13 · Sale · Disposed 286 · Balance 3,223,567

F1: Transaction effected pursuant to a plan established pursuant to Rule 10b5-1 on 3/16/2021.

F2: The shares were sold by MPM Asset Management LLC ("AM LLC").

F5: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $19.89 to $20.50 inclusive. The Reporting Person undertakes 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 sold at each separate price within the range set forth in this footnote.

F6: The shares are held as follows: 2,657,097 by BV 2014, 152,470 by BV 2014(B), 96,376 by AM BV2014 and 317,624 by AM LLC. Each Reporting Person disclaims beneficial ownership of the securities except to the extent of his or its pecuniary interest therein.

Common StockSEC Table I · non-derivativeIndirectSee Footnote3,223,446 Reported balance After 2021-04-14 transaction · row 3 Joint disclosure: continuity of the reported position is unresolved; see ownership footnotes.
1 source row

Row 3 · 2021-04-14 · Sale · Disposed 121 · Balance 3,223,446

F1: Transaction effected pursuant to a plan established pursuant to Rule 10b5-1 on 3/16/2021.

F2: The shares were sold by MPM Asset Management LLC ("AM LLC").

F7: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $19.44 to $20.39 inclusive. The Reporting Person undertakes 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 sold at each separate price within the range set forth in this footnote.

F8: The shares are held as follows: 2,657,097 by BV 2014, 152,470 by BV 2014(B), 96,376 by AM BV2014 and 317,503 by AM LLC. Each Reporting Person disclaims beneficial ownership of the securities except to the extent of his or its pecuniary interest therein.

Common StockSEC Table I · non-derivativeIndirectSee Footnote3,221,896 Reported balance After 2021-04-14 transaction · row 4 Joint disclosure: continuity of the reported position is unresolved; see ownership footnotes.
1 source row

Row 4 · 2021-04-14 · Sale · Disposed 1,550 · Balance 3,221,896

F1: Transaction effected pursuant to a plan established pursuant to Rule 10b5-1 on 3/16/2021.

F2: The shares were sold by MPM Asset Management LLC ("AM LLC").

F9: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $20.52 to $21.18 inclusive. The Reporting Person undertakes 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 sold at each separate price within the range set forth in this footnote.

F10: The shares are held as follows: 2,657,097 by BV 2014, 152,470 by BV 2014(B), 96,376 by AM BV2014 and 315,953 by AM LLC. Each Reporting Person disclaims beneficial ownership of the securities except to the extent of his or its pecuniary interest therein.

Common StockSEC Table I · non-derivativeIndirectSee Footnote3,220,844 Reported balance After 2021-04-15 transaction · row 5 Joint disclosure: continuity of the reported position is unresolved; see ownership footnotes.
1 source row

Row 5 · 2021-04-15 · Sale · Disposed 1,052 · Balance 3,220,844

F1: Transaction effected pursuant to a plan established pursuant to Rule 10b5-1 on 3/16/2021.

F2: The shares were sold by MPM Asset Management LLC ("AM LLC").

F11: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $20.15 to $20.99 inclusive. The Reporting Person undertakes 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 sold at each separate price within the range set forth in this footnote.

F12: The shares are held as follows: 2,657,097 by BV 2014, 152,470 by BV 2014(B), 96,376 by AM BV2014 and 314,901 by AM LLC. Each Reporting Person disclaims beneficial ownership of the securities except to the extent of his or its pecuniary interest therein.

Filing footnotes · ownership attribution and instrument terms

F1: Transaction effected pursuant to a plan established pursuant to Rule 10b5-1 on 3/16/2021.

F2: The shares were sold by MPM Asset Management LLC ("AM LLC").

F3: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $18.98 to $19.88 inclusive. The Reporting Person undertakes 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 sold at each separate price within the range set forth in this footnote.

F4: The shares are held as follows: 2,657,097 by MPM BioVentures 2014, L.P. ("BV 2014"), 152,470 by MPM BioVentures 2014(B), L.P. ("BV 2014(B)"), 96,376 by MPM Asset Management Investors BV2014 LLC ("AM BV2014") and 317,910 by AM LLC. MPM BioVentures 2014 GP LLC and MPM BioVentures 2014 LLC ("BV LLC") are the direct and indirect general partners of BV 2014 and BV 2014(B). BV LLC is the manager of AM BV2014. Messrs. Evnin and Foley are the members of BV LLC and Mr. Evnin is a member of AM LLC. Each Reporting Person disclaims beneficial ownership of the securities except to the extent of his or its pecuniary interest therein.

F5: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $19.89 to $20.50 inclusive. The Reporting Person undertakes 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 sold at each separate price within the range set forth in this footnote.

F6: The shares are held as follows: 2,657,097 by BV 2014, 152,470 by BV 2014(B), 96,376 by AM BV2014 and 317,624 by AM LLC. Each Reporting Person disclaims beneficial ownership of the securities except to the extent of his or its pecuniary interest therein.

F7: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $19.44 to $20.39 inclusive. The Reporting Person undertakes 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 sold at each separate price within the range set forth in this footnote.

F8: The shares are held as follows: 2,657,097 by BV 2014, 152,470 by BV 2014(B), 96,376 by AM BV2014 and 317,503 by AM LLC. Each Reporting Person disclaims beneficial ownership of the securities except to the extent of his or its pecuniary interest therein.

F9: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $20.52 to $21.18 inclusive. The Reporting Person undertakes 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 sold at each separate price within the range set forth in this footnote.

F10: The shares are held as follows: 2,657,097 by BV 2014, 152,470 by BV 2014(B), 96,376 by AM BV2014 and 315,953 by AM LLC. Each Reporting Person disclaims beneficial ownership of the securities except to the extent of his or its pecuniary interest therein.

F11: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $20.15 to $20.99 inclusive. The Reporting Person undertakes 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 sold at each separate price within the range set forth in this footnote.

F12: The shares are held as follows: 2,657,097 by BV 2014, 152,470 by BV 2014(B), 96,376 by AM BV2014 and 314,901 by AM LLC. Each Reporting Person disclaims beneficial ownership of the securities except to the extent of his or its pecuniary interest therein.

Section 16 reporting ended · disclosed 2016-09-29. Current position is not established by this disclosure.

Security / awardOwnership accountDisclosed shares / unitsDisclosure context
Common StockSEC Table I · non-derivativeIndirectSee footnote1,427,698 Reported balance After 2016-09-27 transaction · row 1 Joint disclosure: continuity of the reported position is unresolved; see ownership footnotes.
1 source row

Row 1 · 2016-09-27 · Other · Disposed 713,849 · Balance 1,427,698

F1: Represents a pro-rata in-kind distribution of Common Stock of the Issuer by MPM Bio IV NVS Strategic Fund, L.P. ("MPM NVS"), without consideration to its limited partners.

F2: The shares are held by MPM NVS.

F3: MPM BioVentures IV GP LLC ("BV IV GP LLC") and MPM BioVentures IV LLC ("BV IV LLC") are the direct and indirect general partners of MPM NVS. Luke Evnin, Ansbert Gadicke, Todd Foley, Vaughn M. Kailian and James Paul Scopa are the members of BV IV LLC. Each reporting person disclaims beneficial ownership of the securities reported herein except to the extent of his or its respective pecuniary interest therein.

Filing footnotes · ownership attribution and instrument terms

F1: Represents a pro-rata in-kind distribution of Common Stock of the Issuer by MPM Bio IV NVS Strategic Fund, L.P. ("MPM NVS"), without consideration to its limited partners.

F2: The shares are held by MPM NVS.

F3: MPM BioVentures IV GP LLC ("BV IV GP LLC") and MPM BioVentures IV LLC ("BV IV LLC") are the direct and indirect general partners of MPM NVS. Luke Evnin, Ansbert Gadicke, Todd Foley, Vaughn M. Kailian and James Paul Scopa are the members of BV IV LLC. Each reporting person disclaims beneficial ownership of the securities reported herein except to the extent of his or its respective pecuniary interest therein.

Section 16 reporting ended · disclosed 2023-06-05. Current position is not established by this disclosure.

Security / awardOwnership accountDisclosed shares / unitsDisclosure context
Common StockSEC Table I · non-derivativeIndirectSee Footnote0 Reported balance After 2023-06-01 transaction · row 1 Joint disclosure: continuity of the reported position is unresolved; see ownership footnotes.
1 source row

Row 1 · 2023-06-01 · Other · Disposed 4,158,964 · Balance 0

F1: This Form 4 reports securities disposed of pursuant to the terms of the Agreement and Plan of Merger, dated as of March 5, 2023, by and among TCR2 Therapeutics Inc. (the "Company"), Adaptimmune Therapeutics plc ("Parent") and CM Merger Sub, Inc., an indirect wholly-owned subsidiary of Parent ("Merger Sub"), as amended by that certain Amendment No. 1 to the Agreement and Plan of Merger, dated April 5, 2023, by and among the Company, Parent and Merger Sub (the "Merger Agreement"), pursuant to which Merger Sub merged with and into the Company (the "Merger") with the Company surviving the Merger as an indirect wholly-owned subsidiary of Parent effective as of June 1, 2023 (the "Effective Time").

F2: At the Effective Time, each issued and outstanding share of common stock of the Company (each, a "Share") (excluding any Shares held in treasury of the Company or owned, directly or indirectly, by Parent or Merger Sub immediately prior to the Effective Time) was cancelled and converted into the right to receive 1.5117 (the "Exchange Ratio") American Depositary Shares of Parent ("Parent ADS") representing six ordinary shares of Parent ("Parent Ordinary Shares").

F3: The Reporting Persons disclaim beneficial ownership of the securities except to the extent of their respective pecuniary interests therein.

F4: The shares were held as follows: 3,056,272 by MPM BioVentures 2014, L.P. ("BV 2014"), 203,846 by MPM BioVentures 2014(B), L.P. ("BV 2014(B)"), 110,859 by MPM Asset Management Investors BV2014 LLC ("AM BV2014"), 304,001 by MPM Asset Management LLC ("AM LLC"), 421,070 by MPM SunStates Fund, L.P. ("MPM SunStates") and 62,916 by MPM Asset Management Investors Sunstates Fund LLC ("AM SunStates"). MPM BioVentures 2014 GP LLC and MPM BioVentures 2014 LLC ("BV LLC") are the direct and indirect general partners of BV 2014 and BV 2014(B) and BV LLC is the manager of AM BV2014. MPM SunStates Fund GP LLC and MPM SunStates GP Managing Member LLC ("SunStates GP") are the direct and indirect general partners of MPM SunStates and SunStates GP is the manager of AM SunStates. Luke Evnin, Ansbert Gadicke and Todd Foley are the managing directors of BV LLC, Ansbert Gadicke is a member of SunStates GP and Luke Evnin and Anbsert Gadicke are the members of AM LLC.

Filing footnotes · ownership attribution and instrument terms

F1: This Form 4 reports securities disposed of pursuant to the terms of the Agreement and Plan of Merger, dated as of March 5, 2023, by and among TCR2 Therapeutics Inc. (the "Company"), Adaptimmune Therapeutics plc ("Parent") and CM Merger Sub, Inc., an indirect wholly-owned subsidiary of Parent ("Merger Sub"), as amended by that certain Amendment No. 1 to the Agreement and Plan of Merger, dated April 5, 2023, by and among the Company, Parent and Merger Sub (the "Merger Agreement"), pursuant to which Merger Sub merged with and into the Company (the "Merger") with the Company surviving the Merger as an indirect wholly-owned subsidiary of Parent effective as of June 1, 2023 (the "Effective Time").

F2: At the Effective Time, each issued and outstanding share of common stock of the Company (each, a "Share") (excluding any Shares held in treasury of the Company or owned, directly or indirectly, by Parent or Merger Sub immediately prior to the Effective Time) was cancelled and converted into the right to receive 1.5117 (the "Exchange Ratio") American Depositary Shares of Parent ("Parent ADS") representing six ordinary shares of Parent ("Parent Ordinary Shares").

F3: The Reporting Persons disclaim beneficial ownership of the securities except to the extent of their respective pecuniary interests therein.

F4: The shares were held as follows: 3,056,272 by MPM BioVentures 2014, L.P. ("BV 2014"), 203,846 by MPM BioVentures 2014(B), L.P. ("BV 2014(B)"), 110,859 by MPM Asset Management Investors BV2014 LLC ("AM BV2014"), 304,001 by MPM Asset Management LLC ("AM LLC"), 421,070 by MPM SunStates Fund, L.P. ("MPM SunStates") and 62,916 by MPM Asset Management Investors Sunstates Fund LLC ("AM SunStates"). MPM BioVentures 2014 GP LLC and MPM BioVentures 2014 LLC ("BV LLC") are the direct and indirect general partners of BV 2014 and BV 2014(B) and BV LLC is the manager of AM BV2014. MPM SunStates Fund GP LLC and MPM SunStates GP Managing Member LLC ("SunStates GP") are the direct and indirect general partners of MPM SunStates and SunStates GP is the manager of AM SunStates. Luke Evnin, Ansbert Gadicke and Todd Foley are the managing directors of BV LLC, Ansbert Gadicke is a member of SunStates GP and Luke Evnin and Anbsert Gadicke are the members of AM LLC.

Section 16 reporting ended · disclosed 2025-05-15. Current position is not established by this disclosure.

Security / awardOwnership accountDisclosed shares / unitsDisclosure context
Common StockSEC Table I · non-derivativeIndirectSee Footnote2,108,594 Reported balance After 2025-05-13 transaction · row 1 Joint disclosure: continuity of the reported position is unresolved; see ownership footnotes.
1 source row

Row 1 · 2025-05-13 · Sale · Disposed 630,191 · Balance 2,108,594

F1: The shares were sold as follows: 355,406 by MPM BioVentures 2014, L.P. ("BV 2014"), 22,386 by MPM BioVentures 2014 (B), L.P. ("BV 2014(B)"), 12,233 by MPM Asset Management Investors BV2014 LLC ("AM BV2014"), 224,467 by MPM BioVentures 2018, L.P. ("BV 2018"), 11,267 by MPM BioVentures 2018(B), L.P. ("BV 2018(B)") and 4,432 by MPM Asset Management Investors BV2018 LLC ("AM BV2018"). MPM BioVentures 2014 GP LLC and MPM BioVentures 2014 LLC ("BV 2014 LLC") are the direct and indirect general partners of BV 2014 and BV 2014(B). BV 2014 LLC is the manager of AM BV2014. MPM BioVentures 2018 GP LLC and MPM BioVentures 2018 LLC ("BV 2018 LLC") are the direct and indirect general partners of BV 2018 and BV 2018(B). BV 2018 LLC is the manager of AM BV2018. Messrs. Evnin and Foley are managing directors of BV 2014 LLC and BV 2018 LLC.

F2: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $7.73 to $8.34 inclusive. The Reporting Person undertakes 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 sold at each separate price within the range set forth in this footnote.

F3: The shares are held as follows: 1,189,174 by BV 2014, 74,903 by BV 2014(B), 40,931 by AM BV2014, 751,056 by BV 2018, 37,699 by BV 2018(B) and 14,831 by AM BV2018. Each of the Reporting Persons disclaims beneficial ownership of the securities herein except to the extent of his or its respective pecuniary interest therein, if any.

Filing footnotes · ownership attribution and instrument terms

F1: The shares were sold as follows: 355,406 by MPM BioVentures 2014, L.P. ("BV 2014"), 22,386 by MPM BioVentures 2014 (B), L.P. ("BV 2014(B)"), 12,233 by MPM Asset Management Investors BV2014 LLC ("AM BV2014"), 224,467 by MPM BioVentures 2018, L.P. ("BV 2018"), 11,267 by MPM BioVentures 2018(B), L.P. ("BV 2018(B)") and 4,432 by MPM Asset Management Investors BV2018 LLC ("AM BV2018"). MPM BioVentures 2014 GP LLC and MPM BioVentures 2014 LLC ("BV 2014 LLC") are the direct and indirect general partners of BV 2014 and BV 2014(B). BV 2014 LLC is the manager of AM BV2014. MPM BioVentures 2018 GP LLC and MPM BioVentures 2018 LLC ("BV 2018 LLC") are the direct and indirect general partners of BV 2018 and BV 2018(B). BV 2018 LLC is the manager of AM BV2018. Messrs. Evnin and Foley are managing directors of BV 2014 LLC and BV 2018 LLC.

F2: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $7.73 to $8.34 inclusive. The Reporting Person undertakes 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 sold at each separate price within the range set forth in this footnote.

F3: The shares are held as follows: 1,189,174 by BV 2014, 74,903 by BV 2014(B), 40,931 by AM BV2014, 751,056 by BV 2018, 37,699 by BV 2018(B) and 14,831 by AM BV2018. Each of the Reporting Persons disclaims beneficial ownership of the securities herein except to the extent of his or its respective pecuniary interest therein, if any.

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 19, 2019 Filed Feb 21, 2019 23:05 UTC TCR2 THERAPEUTICS INC. TCRR · Entity 94327 ConversionSeries B Preferred Stock · Derivative 2,000,000 $0.00 $0.00
Disclosure

SEC source: 0001209191-19-012243 · doc4.xml · derivative · entry 5

MPM BioVentures 2014, L.P. · CIK 0001609492 · 10% owner

Foley Todd · CIK 0001473930 · 10% owner

EVNIN LUKE · CIK 0001134657 · 10% owner

MPM BioVentures 2014 (B), L.P. · CIK 0001609493 · 10% owner

MPM Asset Management Investors BV2014 LLC · CIK 0001609495 · 10% owner

MPM BioVentures 2014 LLC · CIK 0001765021 · 10% owner

MPM BioVentures 2014 GP LLC · CIK 0001765091 · 10% owner

MPM ASSET MANAGEMENT LLC · CIK 0001263048 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnote

Disclosed balance after: 0

Underlying: Common Stock · 322,901 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: All shares of Series A Preferred Stock and Series B Preferred Stock automatically converted into the number of shares of the Issuer's common stock on a 6.1938:1 basis, for no additional consideration, immediately prior to the closing of the Issuer's initial public offering and had no expiration date.

F1 · derivative.exercise_date: All shares of Series A Preferred Stock and Series B Preferred Stock automatically converted into the number of shares of the Issuer's common stock on a 6.1938:1 basis, for no additional consideration, immediately prior to the closing of the Issuer's initial public offering and had no expiration date.

F1 · derivative.expiration_date: All shares of Series A Preferred Stock and Series B Preferred Stock automatically converted into the number of shares of the Issuer's common stock on a 6.1938:1 basis, for no additional consideration, immediately prior to the closing of the Issuer's initial public offering and had no expiration date.

F6 · ownership.nature: No securities held by the Reporting Persons.

Read SEC document
February 19, 2019 Filed Feb 21, 2019 23:05 UTC TCR2 THERAPEUTICS INC. TCRR · Entity 94327 ConversionSeries A Preferred Stock · Derivative 17,500,000 $0.00 $0.00
Disclosure

SEC source: 0001209191-19-012243 · doc4.xml · derivative · entry 4

MPM BioVentures 2014, L.P. · CIK 0001609492 · 10% owner

Foley Todd · CIK 0001473930 · 10% owner

EVNIN LUKE · CIK 0001134657 · 10% owner

MPM BioVentures 2014 (B), L.P. · CIK 0001609493 · 10% owner

MPM Asset Management Investors BV2014 LLC · CIK 0001609495 · 10% owner

MPM BioVentures 2014 LLC · CIK 0001765021 · 10% owner

MPM BioVentures 2014 GP LLC · CIK 0001765091 · 10% owner

MPM ASSET MANAGEMENT LLC · CIK 0001263048 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnote

Disclosed balance after: 0

Underlying: Common Stock · 2,825,396 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: All shares of Series A Preferred Stock and Series B Preferred Stock automatically converted into the number of shares of the Issuer's common stock on a 6.1938:1 basis, for no additional consideration, immediately prior to the closing of the Issuer's initial public offering and had no expiration date.

F1 · derivative.exercise_date: All shares of Series A Preferred Stock and Series B Preferred Stock automatically converted into the number of shares of the Issuer's common stock on a 6.1938:1 basis, for no additional consideration, immediately prior to the closing of the Issuer's initial public offering and had no expiration date.

F1 · derivative.expiration_date: All shares of Series A Preferred Stock and Series B Preferred Stock automatically converted into the number of shares of the Issuer's common stock on a 6.1938:1 basis, for no additional consideration, immediately prior to the closing of the Issuer's initial public offering and had no expiration date.

F6 · ownership.nature: No securities held by the Reporting Persons.

Read SEC document
February 19, 2019 Filed Feb 21, 2019 23:05 UTC TCR2 THERAPEUTICS INC. TCRR · Entity 94327 PurchaseCommon Stock 706,666 $15.00 $10,599,990.00
Disclosure

SEC source: 0001209191-19-012243 · doc4.xml · nonDerivative · entry 3

MPM BioVentures 2014, L.P. · CIK 0001609492 · 10% owner

Foley Todd · CIK 0001473930 · 10% owner

EVNIN LUKE · CIK 0001134657 · 10% owner

MPM BioVentures 2014 (B), L.P. · CIK 0001609493 · 10% owner

MPM Asset Management Investors BV2014 LLC · CIK 0001609495 · 10% owner

MPM BioVentures 2014 LLC · CIK 0001765021 · 10% owner

MPM BioVentures 2014 GP LLC · CIK 0001765091 · 10% owner

MPM ASSET MANAGEMENT LLC · CIK 0001263048 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnote

Disclosed balance after: 4,050,865

F2 · ownership.nature: The Reporting Persons disclaim beneficial ownership of the securities except to the extent of their respective pecuniary interests therein.

F5 · ownership.nature: The shares are held as follows: 3,056,272 by BV 2014, 203,846 by BV 2014(B), 110,859 by AM BV2014, 195,902 by AM LLC, 421,070 by MPM SunStates and 62,916 by AM SunStates.

Read SEC document
February 19, 2019 Filed Feb 21, 2019 23:05 UTC TCR2 THERAPEUTICS INC. TCRR · Entity 94327 ConversionCommon Stock 322,901 Not disclosed Not disclosed
Disclosure

SEC source: 0001209191-19-012243 · doc4.xml · nonDerivative · entry 2

MPM BioVentures 2014, L.P. · CIK 0001609492 · 10% owner

Foley Todd · CIK 0001473930 · 10% owner

EVNIN LUKE · CIK 0001134657 · 10% owner

MPM BioVentures 2014 (B), L.P. · CIK 0001609493 · 10% owner

MPM Asset Management Investors BV2014 LLC · CIK 0001609495 · 10% owner

MPM BioVentures 2014 LLC · CIK 0001765021 · 10% owner

MPM BioVentures 2014 GP LLC · CIK 0001765091 · 10% owner

MPM ASSET MANAGEMENT LLC · CIK 0001263048 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnote

Disclosed balance after: 3,344,199

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: All shares of Series A Preferred Stock and Series B Preferred Stock automatically converted into the number of shares of the Issuer's common stock on a 6.1938:1 basis, for no additional consideration, immediately prior to the closing of the Issuer's initial public offering and had no expiration date.

F2 · ownership.nature: The Reporting Persons disclaim beneficial ownership of the securities except to the extent of their respective pecuniary interests therein.

F4 · ownership.nature: The shares are held as follows: 2,451,844 by BV 2014, 163,532 by BV 2014(B), 88,935 by AM BV2014, 195,902 by AM LLC, 386,270 by MPM SunStates and 57,716 by AM SunStates.

Read SEC document
February 19, 2019 Filed Feb 21, 2019 23:05 UTC TCR2 THERAPEUTICS INC. TCRR · Entity 94327 ConversionCommon Stock 2,825,396 Not disclosed Not disclosed
Disclosure

SEC source: 0001209191-19-012243 · doc4.xml · nonDerivative · entry 1

MPM BioVentures 2014, L.P. · CIK 0001609492 · 10% owner

Foley Todd · CIK 0001473930 · 10% owner

EVNIN LUKE · CIK 0001134657 · 10% owner

MPM BioVentures 2014 (B), L.P. · CIK 0001609493 · 10% owner

MPM Asset Management Investors BV2014 LLC · CIK 0001609495 · 10% owner

MPM BioVentures 2014 LLC · CIK 0001765021 · 10% owner

MPM BioVentures 2014 GP LLC · CIK 0001765091 · 10% owner

MPM ASSET MANAGEMENT LLC · CIK 0001263048 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnote

Disclosed balance after: 3,021,298

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: All shares of Series A Preferred Stock and Series B Preferred Stock automatically converted into the number of shares of the Issuer's common stock on a 6.1938:1 basis, for no additional consideration, immediately prior to the closing of the Issuer's initial public offering and had no expiration date.

F2 · ownership.nature: The Reporting Persons disclaim beneficial ownership of the securities except to the extent of their respective pecuniary interests therein.

F3 · ownership.nature: The shares are held as follows: 2,195,681 by MPM BioVentures 2014, L.P. ("BV 2014"), 146,447 by MPM BioVentures 2014(B), L.P. ("BV 2014(B)"), 79,644 by MPM Asset Management Investors BV2014 LLC ("AM BV2014"), 195,902 by MPM Asset Management LLC ("AM LLC"), 351,155 by MPM SunStates Fund, L.P. ("MPM SunStates") and 52,469 by MPM Asset Management Investors Sunstates Fund LLC ("AM SunStates"). MPM BioVentures 2014 GP LLC and MPM BioVentures 2014 LLC ("BV LLC") are the direct and indirect general partners of BV 2014 and BV 2014(B). MPM SunStates Fund GP LLC and MPM SunStates GP Managing Member LLC ("SunStates GP") are the direct and indirect general partners of MPM SunStates. Luke Evnin, Ansbert Gadicke and Todd Foley are the managing directors of BV LLC, Ansbert Gadicke is a member of SunStates GP and Luke Evnin and Anbsert Gadicke are the members of AM LLC.

Read SEC document
February 12, 2019 Filed Feb 14, 2019 22:32 UTC Harpoon Therapeutics, Inc. HARP · Entity 11424 OtherCommon Stock Warrant (Right to Buy) · Derivative 50,837 $0.00 Strike: $0.05 $0.00
Disclosure

SEC source: 0001209191-19-010312 · doc4.xml · derivative · entry 15

MPM BioVentures 2014, L.P. · CIK 0001609492 · 10% owner

MPM ASSET MANAGEMENT LLC · CIK 0001263048 · 10% owner

MPM BioVentures 2014 (B), L.P. · CIK 0001609493 · 10% owner

MPM Asset Management Investors BV2014 LLC · CIK 0001609495 · 10% owner

MPM BioVentures 2014 LLC · CIK 0001765021 · 10% owner

MPM BioVentures 2014 GP LLC · CIK 0001765091 · 10% owner

Foley Todd · CIK 0001473930 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnote

Disclosed balance after: 0

Underlying: Common Stock · 50,837 shares

Expires 2027-01-10

F6 · kind: On February 12, 2019, BV 2014, BV 2014(B) and AM BV2014 exercised warrants to purchase an aggregate of 432,119 shares of the Issuer's common stock for $0.0492 per share. The warrants were exercised as follows: 391,784 by BV 2014, 26,129 by BV 2014(B) and 14,206 by AM BV2014. The exercise price was paid on a cashless basis, resulting in the Issuer's withholding of an aggregate of 1,524 of the warrant shares to pay the exercise price and issuing to the respective Reporting Persons the remaining 430,595 shares.

F10 · ownership.nature: No securities held by the Reporting Persons.

Read SEC document
February 12, 2019 Filed Feb 14, 2019 22:32 UTC Harpoon Therapeutics, Inc. HARP · Entity 11424 OtherCommon Stock Warrant (Right to Buy) · Derivative 76,256 $0.00 Strike: $0.05 $0.00
Disclosure

SEC source: 0001209191-19-010312 · doc4.xml · derivative · entry 14

MPM BioVentures 2014, L.P. · CIK 0001609492 · 10% owner

MPM ASSET MANAGEMENT LLC · CIK 0001263048 · 10% owner

MPM BioVentures 2014 (B), L.P. · CIK 0001609493 · 10% owner

MPM Asset Management Investors BV2014 LLC · CIK 0001609495 · 10% owner

MPM BioVentures 2014 LLC · CIK 0001765021 · 10% owner

MPM BioVentures 2014 GP LLC · CIK 0001765091 · 10% owner

Foley Todd · CIK 0001473930 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnote

Disclosed balance after: 0

Underlying: Common Stock · 76,256 shares

Expires 2026-11-01

F6 · kind: On February 12, 2019, BV 2014, BV 2014(B) and AM BV2014 exercised warrants to purchase an aggregate of 432,119 shares of the Issuer's common stock for $0.0492 per share. The warrants were exercised as follows: 391,784 by BV 2014, 26,129 by BV 2014(B) and 14,206 by AM BV2014. The exercise price was paid on a cashless basis, resulting in the Issuer's withholding of an aggregate of 1,524 of the warrant shares to pay the exercise price and issuing to the respective Reporting Persons the remaining 430,595 shares.

F10 · ownership.nature: No securities held by the Reporting Persons.

Read SEC document
February 12, 2019 Filed Feb 14, 2019 22:32 UTC Harpoon Therapeutics, Inc. HARP · Entity 11424 OtherCommon Stock Warrant (Right to Buy) · Derivative 50,837 $0.00 Strike: $0.05 $0.00
Disclosure

SEC source: 0001209191-19-010312 · doc4.xml · derivative · entry 13

MPM BioVentures 2014, L.P. · CIK 0001609492 · 10% owner

MPM ASSET MANAGEMENT LLC · CIK 0001263048 · 10% owner

MPM BioVentures 2014 (B), L.P. · CIK 0001609493 · 10% owner

MPM Asset Management Investors BV2014 LLC · CIK 0001609495 · 10% owner

MPM BioVentures 2014 LLC · CIK 0001765021 · 10% owner

MPM BioVentures 2014 GP LLC · CIK 0001765091 · 10% owner

Foley Todd · CIK 0001473930 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnote

Disclosed balance after: 0

Underlying: Common Stock · 50,837 shares

Expires 2025-12-16

F6 · kind: On February 12, 2019, BV 2014, BV 2014(B) and AM BV2014 exercised warrants to purchase an aggregate of 432,119 shares of the Issuer's common stock for $0.0492 per share. The warrants were exercised as follows: 391,784 by BV 2014, 26,129 by BV 2014(B) and 14,206 by AM BV2014. The exercise price was paid on a cashless basis, resulting in the Issuer's withholding of an aggregate of 1,524 of the warrant shares to pay the exercise price and issuing to the respective Reporting Persons the remaining 430,595 shares.

F10 · ownership.nature: No securities held by the Reporting Persons.

Read SEC document
February 12, 2019 Filed Feb 14, 2019 22:32 UTC Harpoon Therapeutics, Inc. HARP · Entity 11424 OtherCommon Stock Warrant (Right to Buy) · Derivative 171,579 $0.00 Strike: $0.05 $0.00
Disclosure

SEC source: 0001209191-19-010312 · doc4.xml · derivative · entry 12

MPM BioVentures 2014, L.P. · CIK 0001609492 · 10% owner

MPM ASSET MANAGEMENT LLC · CIK 0001263048 · 10% owner

MPM BioVentures 2014 (B), L.P. · CIK 0001609493 · 10% owner

MPM Asset Management Investors BV2014 LLC · CIK 0001609495 · 10% owner

MPM BioVentures 2014 LLC · CIK 0001765021 · 10% owner

MPM BioVentures 2014 GP LLC · CIK 0001765091 · 10% owner

Foley Todd · CIK 0001473930 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnote

Disclosed balance after: 0

Underlying: Common Stock · 171,579 shares

Expires 2025-08-19

F6 · kind: On February 12, 2019, BV 2014, BV 2014(B) and AM BV2014 exercised warrants to purchase an aggregate of 432,119 shares of the Issuer's common stock for $0.0492 per share. The warrants were exercised as follows: 391,784 by BV 2014, 26,129 by BV 2014(B) and 14,206 by AM BV2014. The exercise price was paid on a cashless basis, resulting in the Issuer's withholding of an aggregate of 1,524 of the warrant shares to pay the exercise price and issuing to the respective Reporting Persons the remaining 430,595 shares.

F10 · ownership.nature: No securities held by the Reporting Persons.

Read SEC document
February 12, 2019 Filed Feb 14, 2019 22:32 UTC Harpoon Therapeutics, Inc. HARP · Entity 11424 OtherCommon Stock Warrant (Right to Buy) · Derivative 57,192 $0.00 Strike: $0.05 $0.00
Disclosure

SEC source: 0001209191-19-010312 · doc4.xml · derivative · entry 11

MPM BioVentures 2014, L.P. · CIK 0001609492 · 10% owner

MPM ASSET MANAGEMENT LLC · CIK 0001263048 · 10% owner

MPM BioVentures 2014 (B), L.P. · CIK 0001609493 · 10% owner

MPM Asset Management Investors BV2014 LLC · CIK 0001609495 · 10% owner

MPM BioVentures 2014 LLC · CIK 0001765021 · 10% owner

MPM BioVentures 2014 GP LLC · CIK 0001765091 · 10% owner

Foley Todd · CIK 0001473930 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnote

Disclosed balance after: 0

Underlying: Common Stock · 57,192 shares

Expires 2025-07-23

F6 · kind: On February 12, 2019, BV 2014, BV 2014(B) and AM BV2014 exercised warrants to purchase an aggregate of 432,119 shares of the Issuer's common stock for $0.0492 per share. The warrants were exercised as follows: 391,784 by BV 2014, 26,129 by BV 2014(B) and 14,206 by AM BV2014. The exercise price was paid on a cashless basis, resulting in the Issuer's withholding of an aggregate of 1,524 of the warrant shares to pay the exercise price and issuing to the respective Reporting Persons the remaining 430,595 shares.

F10 · ownership.nature: No securities held by the Reporting Persons.

Read SEC document
February 12, 2019 Filed Feb 14, 2019 22:32 UTC Harpoon Therapeutics, Inc. HARP · Entity 11424 OtherCommon Stock Warrant (Right to Buy) · Derivative 25,418 $0.00 Strike: $0.05 $0.00
Disclosure

SEC source: 0001209191-19-010312 · doc4.xml · derivative · entry 10

MPM BioVentures 2014, L.P. · CIK 0001609492 · 10% owner

MPM ASSET MANAGEMENT LLC · CIK 0001263048 · 10% owner

MPM BioVentures 2014 (B), L.P. · CIK 0001609493 · 10% owner

MPM Asset Management Investors BV2014 LLC · CIK 0001609495 · 10% owner

MPM BioVentures 2014 LLC · CIK 0001765021 · 10% owner

MPM BioVentures 2014 GP LLC · CIK 0001765091 · 10% owner

Foley Todd · CIK 0001473930 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnote

Disclosed balance after: 0

Underlying: Common Stock · 25,418 shares

Expires 2025-03-24

F6 · kind: On February 12, 2019, BV 2014, BV 2014(B) and AM BV2014 exercised warrants to purchase an aggregate of 432,119 shares of the Issuer's common stock for $0.0492 per share. The warrants were exercised as follows: 391,784 by BV 2014, 26,129 by BV 2014(B) and 14,206 by AM BV2014. The exercise price was paid on a cashless basis, resulting in the Issuer's withholding of an aggregate of 1,524 of the warrant shares to pay the exercise price and issuing to the respective Reporting Persons the remaining 430,595 shares.

F10 · ownership.nature: No securities held by the Reporting Persons.

Read SEC document
February 12, 2019 Filed Feb 14, 2019 22:32 UTC Harpoon Therapeutics, Inc. HARP · Entity 11424 ConversionSeries C Preferred Stock · Derivative 417,852 $0.00 $0.00
Disclosure

SEC source: 0001209191-19-010312 · doc4.xml · derivative · entry 9

MPM BioVentures 2014, L.P. · CIK 0001609492 · 10% owner

MPM ASSET MANAGEMENT LLC · CIK 0001263048 · 10% owner

MPM BioVentures 2014 (B), L.P. · CIK 0001609493 · 10% owner

MPM Asset Management Investors BV2014 LLC · CIK 0001609495 · 10% owner

MPM BioVentures 2014 LLC · CIK 0001765021 · 10% owner

MPM BioVentures 2014 GP LLC · CIK 0001765091 · 10% owner

Foley Todd · CIK 0001473930 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnote

Disclosed balance after: 0

Underlying: Common Stock · 417,852 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: All series of convertible preferred stock automatically converted into the number of shares of the Issuer's common stock on a 1-for-1 basis, for no additional consideration, immediately prior to the closing of the Issuer's initial public offering and had no expiration date.

F1 · derivative.exercise_date: All series of convertible preferred stock automatically converted into the number of shares of the Issuer's common stock on a 1-for-1 basis, for no additional consideration, immediately prior to the closing of the Issuer's initial public offering and had no expiration date.

F1 · derivative.expiration_date: All series of convertible preferred stock automatically converted into the number of shares of the Issuer's common stock on a 1-for-1 basis, for no additional consideration, immediately prior to the closing of the Issuer's initial public offering and had no expiration date.

F10 · ownership.nature: No securities held by the Reporting Persons.

Read SEC document
February 12, 2019 Filed Feb 14, 2019 22:32 UTC Harpoon Therapeutics, Inc. HARP · Entity 11424 ConversionSeries B Preferred Stock · Derivative 1,578,751 $0.00 $0.00
Disclosure

SEC source: 0001209191-19-010312 · doc4.xml · derivative · entry 8

MPM BioVentures 2014, L.P. · CIK 0001609492 · 10% owner

MPM ASSET MANAGEMENT LLC · CIK 0001263048 · 10% owner

MPM BioVentures 2014 (B), L.P. · CIK 0001609493 · 10% owner

MPM Asset Management Investors BV2014 LLC · CIK 0001609495 · 10% owner

MPM BioVentures 2014 LLC · CIK 0001765021 · 10% owner

MPM BioVentures 2014 GP LLC · CIK 0001765091 · 10% owner

Foley Todd · CIK 0001473930 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnote

Disclosed balance after: 0

Underlying: Common Stock · 1,578,751 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: All series of convertible preferred stock automatically converted into the number of shares of the Issuer's common stock on a 1-for-1 basis, for no additional consideration, immediately prior to the closing of the Issuer's initial public offering and had no expiration date.

F1 · derivative.exercise_date: All series of convertible preferred stock automatically converted into the number of shares of the Issuer's common stock on a 1-for-1 basis, for no additional consideration, immediately prior to the closing of the Issuer's initial public offering and had no expiration date.

F1 · derivative.expiration_date: All series of convertible preferred stock automatically converted into the number of shares of the Issuer's common stock on a 1-for-1 basis, for no additional consideration, immediately prior to the closing of the Issuer's initial public offering and had no expiration date.

F10 · ownership.nature: No securities held by the Reporting Persons.

Read SEC document
February 12, 2019 Filed Feb 14, 2019 22:32 UTC Harpoon Therapeutics, Inc. HARP · Entity 11424 ConversionSeries A Preferred Stock · Derivative 1,525,164 $0.00 $0.00
Disclosure

SEC source: 0001209191-19-010312 · doc4.xml · derivative · entry 7

MPM BioVentures 2014, L.P. · CIK 0001609492 · 10% owner

MPM ASSET MANAGEMENT LLC · CIK 0001263048 · 10% owner

MPM BioVentures 2014 (B), L.P. · CIK 0001609493 · 10% owner

MPM Asset Management Investors BV2014 LLC · CIK 0001609495 · 10% owner

MPM BioVentures 2014 LLC · CIK 0001765021 · 10% owner

MPM BioVentures 2014 GP LLC · CIK 0001765091 · 10% owner

Foley Todd · CIK 0001473930 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnote

Disclosed balance after: 0

Underlying: Common Stock · 1,525,164 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: All series of convertible preferred stock automatically converted into the number of shares of the Issuer's common stock on a 1-for-1 basis, for no additional consideration, immediately prior to the closing of the Issuer's initial public offering and had no expiration date.

F1 · derivative.exercise_date: All series of convertible preferred stock automatically converted into the number of shares of the Issuer's common stock on a 1-for-1 basis, for no additional consideration, immediately prior to the closing of the Issuer's initial public offering and had no expiration date.

F1 · derivative.expiration_date: All series of convertible preferred stock automatically converted into the number of shares of the Issuer's common stock on a 1-for-1 basis, for no additional consideration, immediately prior to the closing of the Issuer's initial public offering and had no expiration date.

F10 · ownership.nature: No securities held by the Reporting Persons.

Read SEC document
February 12, 2019 Filed Feb 14, 2019 22:32 UTC Harpoon Therapeutics, Inc. HARP · Entity 11424 PurchaseCommon Stock 250,000 $14.00 $3,500,000.00
Disclosure

SEC source: 0001209191-19-010312 · doc4.xml · nonDerivative · entry 6

MPM BioVentures 2014, L.P. · CIK 0001609492 · 10% owner

MPM ASSET MANAGEMENT LLC · CIK 0001263048 · 10% owner

MPM BioVentures 2014 (B), L.P. · CIK 0001609493 · 10% owner

MPM Asset Management Investors BV2014 LLC · CIK 0001609495 · 10% owner

MPM BioVentures 2014 LLC · CIK 0001765021 · 10% owner

MPM BioVentures 2014 GP LLC · CIK 0001765091 · 10% owner

Foley Todd · CIK 0001473930 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnote

Disclosed balance after: 4,524,425

F3 · ownership.nature: Each Reporting Person disclaims beneficial ownership of the securities except to the extent of his or its pecuniary interest therein.

F9 · ownership.nature: The shares are held as follows: 3,810,051 by BV 2014, 254,116 by BV 2014(B), 138,195 by AM BV2014 and 322,063 by MPM LLC.

Read SEC document
February 12, 2019 Filed Feb 14, 2019 22:32 UTC Harpoon Therapeutics, Inc. HARP · Entity 11424 SaleCommon Stock 1,524 $14.00 $21,336.00
Disclosure

SEC source: 0001209191-19-010312 · doc4.xml · nonDerivative · entry 5

MPM BioVentures 2014, L.P. · CIK 0001609492 · 10% owner

MPM ASSET MANAGEMENT LLC · CIK 0001263048 · 10% owner

MPM BioVentures 2014 (B), L.P. · CIK 0001609493 · 10% owner

MPM Asset Management Investors BV2014 LLC · CIK 0001609495 · 10% owner

MPM BioVentures 2014 LLC · CIK 0001765021 · 10% owner

MPM BioVentures 2014 GP LLC · CIK 0001765091 · 10% owner

Foley Todd · CIK 0001473930 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnote

Disclosed balance after: 4,274,425

F6 · kind: On February 12, 2019, BV 2014, BV 2014(B) and AM BV2014 exercised warrants to purchase an aggregate of 432,119 shares of the Issuer's common stock for $0.0492 per share. The warrants were exercised as follows: 391,784 by BV 2014, 26,129 by BV 2014(B) and 14,206 by AM BV2014. The exercise price was paid on a cashless basis, resulting in the Issuer's withholding of an aggregate of 1,524 of the warrant shares to pay the exercise price and issuing to the respective Reporting Persons the remaining 430,595 shares.

F3 · ownership.nature: Each Reporting Person disclaims beneficial ownership of the securities except to the extent of his or its pecuniary interest therein.

F8 · ownership.nature: The shares are held as follows: 3,583,391 by BV 2014, 238,998 by BV 2014(B), 129,973 by AM BV2014 and 322,063 by MPM LLC.

Read SEC document
February 12, 2019 Filed Feb 14, 2019 22:32 UTC Harpoon Therapeutics, Inc. HARP · Entity 11424 OtherCommon Stock 432,119 $0.05 $21,260.25
Disclosure

SEC source: 0001209191-19-010312 · doc4.xml · nonDerivative · entry 4

MPM BioVentures 2014, L.P. · CIK 0001609492 · 10% owner

MPM ASSET MANAGEMENT LLC · CIK 0001263048 · 10% owner

MPM BioVentures 2014 (B), L.P. · CIK 0001609493 · 10% owner

MPM Asset Management Investors BV2014 LLC · CIK 0001609495 · 10% owner

MPM BioVentures 2014 LLC · CIK 0001765021 · 10% owner

MPM BioVentures 2014 GP LLC · CIK 0001765091 · 10% owner

Foley Todd · CIK 0001473930 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnote

Disclosed balance after: 4,275,949

F6 · kind: On February 12, 2019, BV 2014, BV 2014(B) and AM BV2014 exercised warrants to purchase an aggregate of 432,119 shares of the Issuer's common stock for $0.0492 per share. The warrants were exercised as follows: 391,784 by BV 2014, 26,129 by BV 2014(B) and 14,206 by AM BV2014. The exercise price was paid on a cashless basis, resulting in the Issuer's withholding of an aggregate of 1,524 of the warrant shares to pay the exercise price and issuing to the respective Reporting Persons the remaining 430,595 shares.

F3 · ownership.nature: Each Reporting Person disclaims beneficial ownership of the securities except to the extent of his or its pecuniary interest therein.

F7 · ownership.nature: The shares are held as follows: 3,584,769 by BV 2014, 239,093 by BV 2014(B), 130,024 by AM BV2014 and 322,063 by MPM LLC.

Read SEC document
February 12, 2019 Filed Feb 14, 2019 22:32 UTC Harpoon Therapeutics, Inc. HARP · Entity 11424 ConversionCommon Stock 417,852 Not disclosed Not disclosed
Disclosure

SEC source: 0001209191-19-010312 · doc4.xml · nonDerivative · entry 3

MPM BioVentures 2014, L.P. · CIK 0001609492 · 10% owner

MPM ASSET MANAGEMENT LLC · CIK 0001263048 · 10% owner

MPM BioVentures 2014 (B), L.P. · CIK 0001609493 · 10% owner

MPM Asset Management Investors BV2014 LLC · CIK 0001609495 · 10% owner

MPM BioVentures 2014 LLC · CIK 0001765021 · 10% owner

MPM BioVentures 2014 GP LLC · CIK 0001765091 · 10% owner

Foley Todd · CIK 0001473930 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnote

Disclosed balance after: 3,843,830

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: All series of convertible preferred stock automatically converted into the number of shares of the Issuer's common stock on a 1-for-1 basis, for no additional consideration, immediately prior to the closing of the Issuer's initial public offering and had no expiration date.

F3 · ownership.nature: Each Reporting Person disclaims beneficial ownership of the securities except to the extent of his or its pecuniary interest therein.

F5 · ownership.nature: The shares are held as follows: 3,192,985 by BV 2014, 212,964 by BV 2014(B), 115,818 by AM BV2014 and 322,063 by MPM LLC.

Read SEC document
February 12, 2019 Filed Feb 14, 2019 22:32 UTC Harpoon Therapeutics, Inc. HARP · Entity 11424 ConversionCommon Stock 1,578,751 Not disclosed Not disclosed
Disclosure

SEC source: 0001209191-19-010312 · doc4.xml · nonDerivative · entry 2

MPM BioVentures 2014, L.P. · CIK 0001609492 · 10% owner

MPM ASSET MANAGEMENT LLC · CIK 0001263048 · 10% owner

MPM BioVentures 2014 (B), L.P. · CIK 0001609493 · 10% owner

MPM Asset Management Investors BV2014 LLC · CIK 0001609495 · 10% owner

MPM BioVentures 2014 LLC · CIK 0001765021 · 10% owner

MPM BioVentures 2014 GP LLC · CIK 0001765091 · 10% owner

Foley Todd · CIK 0001473930 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnote

Disclosed balance after: 3,425,978

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: All series of convertible preferred stock automatically converted into the number of shares of the Issuer's common stock on a 1-for-1 basis, for no additional consideration, immediately prior to the closing of the Issuer's initial public offering and had no expiration date.

F3 · ownership.nature: Each Reporting Person disclaims beneficial ownership of the securities except to the extent of his or its pecuniary interest therein.

F4 · ownership.nature: The shares are held as follows: 2,814,142 by BV 2014, 187,696 by BV 2014(B), 102,077 by AM BV2014 and 322,063 by MPM LLC.

Read SEC document
February 12, 2019 Filed Feb 14, 2019 22:32 UTC Harpoon Therapeutics, Inc. HARP · Entity 11424 ConversionCommon Stock 1,525,164 Not disclosed Not disclosed
Disclosure

SEC source: 0001209191-19-010312 · doc4.xml · nonDerivative · entry 1

MPM BioVentures 2014, L.P. · CIK 0001609492 · 10% owner

MPM ASSET MANAGEMENT LLC · CIK 0001263048 · 10% owner

MPM BioVentures 2014 (B), L.P. · CIK 0001609493 · 10% owner

MPM Asset Management Investors BV2014 LLC · CIK 0001609495 · 10% owner

MPM BioVentures 2014 LLC · CIK 0001765021 · 10% owner

MPM BioVentures 2014 GP LLC · CIK 0001765091 · 10% owner

Foley Todd · CIK 0001473930 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnote

Disclosed balance after: 1,847,227

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: All series of convertible preferred stock automatically converted into the number of shares of the Issuer's common stock on a 1-for-1 basis, for no additional consideration, immediately prior to the closing of the Issuer's initial public offering and had no expiration date.

F2 · ownership.nature: The shares are held as follows: 1,382,777 by MPM BioVentures 2014, L.P. ("BV 2014"), 92,229 by MPM BioVentures 2014(B), L.P. ("BV 2014(B)"), 50,158 by MPM Asset Management Investors BV2014 LLC ("AM BV2014") and 322,063 by MPM Asset Management LLC ("AM LLC"). MPM BioVentures 2014 GP LLC and MPM BioVentures 2014 LLC ("BV LLC") are the direct and indirect general partners of BV 2014 and BV 2014(B). Luke Evnin, Ansbert Gadicke and Todd Foley are the members of BV LLC and Luke Evnin and Anbert Gadicke are the members of AM LLC.

F3 · ownership.nature: Each Reporting Person disclaims beneficial ownership of the securities except to the extent of his or its pecuniary interest therein.

Read SEC document
June 25, 2018 Filed Feb 11, 2019 18:23 UTC RHYTHM PHARMACEUTICALS, INC. RYTM · Entity 3693 PurchaseCommon Stock 378,501 $26.42 $9,999,996.42
Disclosure

SEC source: 0001209191-19-008847 · doc5.xml · nonDerivative · entry 1

Foley Todd · CIK 0001473930 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnote

Disclosed balance after: 3,074,893

F1 · shares: The shares are were purchased as follows: 364,347 by MPM BioVentures V, L.P. ("BV V") and 14,154 by MPM Asset Management Investors BV5 LLC ("AM BV5"). MPM BioVentures V GP LLC and MPM BioVentures V LLC ("BV LLC") are the direct and indirect general partners of BV V. Ansbert Gadicke, Luke Evnin and Todd Foley are the members of BV LLC. The Reporting Person disclaims beneficial ownership of the securities except to the extent of his pecuniary interest therein.

F2 · ownership.nature: Shares are held as follows: 2,959,906 by BV V and 114,987 by AM BV5. The Reporting Person disclaims beneficial ownership of the securities except to the extent of his pecuniary interest therein.

Read SEC document
June 07, 2018 Filed Jun 11, 2018 20:17 UTC CHIASMA, INC CHMA · Entity 136487 GrantStock Option (Right to Buy) · Derivative 13,000 $0.00 Strike: $1.45 $0.00
Disclosure

SEC source: 0001209191-18-036929 · doc4.xml · derivative · entry 1

Foley Todd · CIK 0001473930 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 13,000

Underlying: Common Stock · 13,000 shares

Expires 2028-06-07

F1 · security: Stock Option granted in accordance with the Issuer's Non-Employee Director Compensation Policy.

F2 · derivative.exercise_date: The shares of Common Stock underlying the option will vest upon the earlier of (1) June 7, 2019 and (ii) the date of the Issuer's 2019 annual meeting of the stockholders.

Read SEC document
June 06, 2018 Filed Jun 8, 2018 20:03 UTC RHYTHM PHARMACEUTICALS, INC. RYTM · Entity 3693 GrantStock Option (right to buy) · Derivative 10,000 $0.00 Strike: $34.89 $0.00
Disclosure

SEC source: 0001104659-18-039177 · a4.xml · derivative · entry 1

Foley Todd · CIK 0001473930 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 10,000

Underlying: Common Stock · 10,000 shares

Expires 2028-06-05

F1 · derivative.exercise_date: The options fully vest upon the earlier of (i) 1 year from the date of grant or (ii) the date of the Issuer's next annual meeting of the stockholders.

Read SEC document
October 10, 2017 Filed Oct 11, 2017 18:24 UTC RHYTHM PHARMACEUTICALS, INC. RYTM · Entity 3693 ConversionSeries A-1 Junior Preferred Stock · Derivative 15,887,703 $0.00 $0.00
Disclosure

SEC source: 0001209191-17-056611 · doc4.xml · derivative · entry 5

Foley Todd · CIK 0001473930 · Director · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnote

Disclosed balance after: 0

Underlying: Common Stock · 1,732,573 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 preferred stock converted into approximately 0.10905125 shares of common stock upon the closing of the issuer's initial public offering. The shares had no expiration date.

F1 · derivative.exercise_date: Each share of preferred stock converted into approximately 0.10905125 shares of common stock upon the closing of the issuer's initial public offering. The shares had no expiration date.

F1 · derivative.expiration_date: Each share of preferred stock converted into approximately 0.10905125 shares of common stock upon the closing of the issuer's initial public offering. The shares had no expiration date.

F8 · ownership.nature: The shares of Series A-1 Junior Preferred Stock were held as follows: 15,293,569 by BV V and 594,134 by AM BV5.

Read SEC document
October 10, 2017 Filed Oct 11, 2017 18:24 UTC RHYTHM PHARMACEUTICALS, INC. RYTM · Entity 3693 ConversionSeries A Preferred Stock · Derivative 7,651,831 $0.00 $0.00
Disclosure

SEC source: 0001209191-17-056611 · doc4.xml · derivative · entry 4

Foley Todd · CIK 0001473930 · Director · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnote

Disclosed balance after: 0

Underlying: Common Stock · 834,441 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 preferred stock converted into approximately 0.10905125 shares of common stock upon the closing of the issuer's initial public offering. The shares had no expiration date.

F1 · derivative.exercise_date: Each share of preferred stock converted into approximately 0.10905125 shares of common stock upon the closing of the issuer's initial public offering. The shares had no expiration date.

F1 · derivative.expiration_date: Each share of preferred stock converted into approximately 0.10905125 shares of common stock upon the closing of the issuer's initial public offering. The shares had no expiration date.

F7 · ownership.nature: The shares of Series A Preferred Stock were held as follows: 7,365,688 by BV V and 286,143 by AM BV5.

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October 10, 2017 Filed Oct 11, 2017 18:24 UTC RHYTHM PHARMACEUTICALS, INC. RYTM · Entity 3693 PurchaseCommon Stock 100,000 $17.00 $1,700,000.00
Disclosure

SEC source: 0001209191-17-056611 · doc4.xml · nonDerivative · entry 2

Foley Todd · CIK 0001473930 · Director · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnote

Disclosed balance after: 2,696,392

F3 · shares: Shares were purchased as follows: 96,260 by BV V and 3,740 by AM BV5.

F4 · ownership.nature: Shares are held as follows: 2,595,559 by BV V and 100,833 by AM BV5. The Reporting Person disclaims beneficial ownership of the securities except to the extent of his pecuniary interest therein.

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October 10, 2017 Filed Oct 11, 2017 18:24 UTC RHYTHM PHARMACEUTICALS, INC. RYTM · Entity 3693 ConversionCommon Stock 2,567,014 Not disclosed Not disclosed
Disclosure

SEC source: 0001209191-17-056611 · doc4.xml · nonDerivative · entry 1

Foley Todd · CIK 0001473930 · Director · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnote

Disclosed balance after: 2,596,392

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 preferred stock converted into approximately 0.10905125 shares of common stock upon the closing of the issuer's initial public offering. The shares had no expiration date.

F2 · ownership.nature: The shares are held as follows: 2,499,299 by MPM BioVentures V, L.P. ("BV V") and 97,093 by MPM Asset Management Investors BV5 LLC ("AM BV5"). MPM BioVentures V GP LLC and MPM BioVentures V LLC ("BV LLC") are the direct and indirect general partners of BV V and BV LLC is the manager of AM BV5. Ansbert Gadicke, Luke Evnin and Todd Foley are the members of BV LLC. The Reporting Person disclaims beneficial ownership of the securities except to the extent of his pecuniary interest therein.

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August 18, 2017 Filed Oct 11, 2017 18:24 UTC RHYTHM PHARMACEUTICALS, INC. RYTM · Entity 3693 GrantSeries A Preferred Stock · Derivative 3,015,915 $1.00 $3,015,915.00
Disclosure

SEC source: 0001209191-17-056611 · doc4.xml · derivative · entry 3

Foley Todd · CIK 0001473930 · Director · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnote

Disclosed balance after: 3,015,915

Underlying: Common Stock · 328,889 shares

Expires not disclosed

F1 · derivative.exercise_price: Each share of preferred stock converted into approximately 0.10905125 shares of common stock upon the closing of the issuer's initial public offering. The shares had no expiration date.

F1 · derivative.exercise_date: Each share of preferred stock converted into approximately 0.10905125 shares of common stock upon the closing of the issuer's initial public offering. The shares had no expiration date.

F1 · derivative.expiration_date: Each share of preferred stock converted into approximately 0.10905125 shares of common stock upon the closing of the issuer's initial public offering. The shares had no expiration date.

F5 · ownership.nature: Shares were purchased as follows: 2,903,134 by BV V and 112,781 by AM BV5.

F6 · ownership.nature: Reflects a transaction with the Issuer prior to its Section 12 registration which occurred within 6 months of of the post-registration transaction reported on this Form 4.

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June 15, 2017 Filed Jun 19, 2017 20:06 UTC CHIASMA, INC CHMA · Entity 136487 GrantStock Option (Right to Buy) · Derivative 13,000 $0.00 Strike: $1.35 $0.00
Disclosure

SEC source: 0001209191-17-040792 · doc4.xml · derivative · entry 1

Foley Todd · CIK 0001473930 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 13,000

Underlying: Common Stock · 13,000 shares

Expires 2027-06-15

F1 · security: Stock Option granted in accordance with the Issuer's Non-Employee Director Compensation Policy.

F2 · derivative.exercise_date: The shares of Common Stock underlying the option will vest upon the earlier of (1) June 15, 2018 and (ii) the date of the Issuer's 2018 annual meeting of the stockholders.

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September 27, 2016 Filed Sep 29, 2016 18:03 UTC Radius Health, Inc. RDUS · Entity 124173 OtherCommon Stock 713,849 $0.00 $0.00
Disclosure

SEC source: 0001209191-16-143183 · doc4.xml · nonDerivative · entry 1

MPM BioVentures IV LLC · CIK 0001358312 · Former 10% stockholder

Scopa James Paul · CIK 0001356950 · Former 10% stockholder

MPM BioVentures IV GP LLC · CIK 0001358311 · Former 10% stockholder

MPM Bio IV NVS Strategic Fund LP · CIK 0001423213 · Former 10% stockholder

KAILIAN VAUGHN M · CIK 0001180429 · Former 10% stockholder

Foley Todd · CIK 0001473930 · Former 10% stockholder

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

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 1,427,698

F1 · kind: Represents a pro-rata in-kind distribution of Common Stock of the Issuer by MPM Bio IV NVS Strategic Fund, L.P. ("MPM NVS"), without consideration to its limited partners.

F1 · price: Represents a pro-rata in-kind distribution of Common Stock of the Issuer by MPM Bio IV NVS Strategic Fund, L.P. ("MPM NVS"), without consideration to its limited partners.

F2 · balance_after: The shares are held by MPM NVS.

F3 · ownership.nature: MPM BioVentures IV GP LLC ("BV IV GP LLC") and MPM BioVentures IV LLC ("BV IV LLC") are the direct and indirect general partners of MPM NVS. Luke Evnin, Ansbert Gadicke, Todd Foley, Vaughn M. Kailian and James Paul Scopa are the members of BV IV LLC. Each reporting person disclaims beneficial ownership of the securities reported herein except to the extent of his or its respective pecuniary interest therein.

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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.