FHMLS X, L.P.

SEC source: 0001231919-25-000267 · form4-09302025_080948.xml · nonDerivative · entry 1

Heron Patrick J · CIK 0001365617 · Director · 10% owner

FHMLS X, L.P. · CIK 0001790880 · 10% owner

FHMLS X, L.L.C. · CIK 0001790811 · 10% owner

Topper James N · CIK 0001341382 · 10% owner

Frazier Life Sciences X, L.P. · CIK 0001790879 · 10% owner

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

10b5-1 filing: No plan indicated

Ownership: Indirect · By Frazier Life Sciences X, L.P.

Disclosed balance after: 5,219,440

F1 · ownership.nature: The shares reported herein are held of record by Frazier Life Sciences X, L.P. FHMLS X, L.P. is the general partner of Frazier Life Sciences X, L.P. and FHMLS X, L.L.C. is the general partner of FHMLS X, L.P. James N. Topper and Patrick J. Heron are the sole managing members of FHMLS X, L.L.C. and share voting and investment power over the shares held by Frazier Life Sciences X, L.P. Dr. Topper and Mr. Heron disclaim beneficial ownership of such securities except to the extent of their pecuniary interest therein.

SEC source: 0001790879-25-000007 · form4-09172025_090911.xml · nonDerivative · entry 2

Frazier Life Sciences X, L.P. · CIK 0001790879 · 10% owner

FHMLS X, L.P. · CIK 0001790880 · 10% owner

FHMLS X, L.L.C. · CIK 0001790811 · 10% owner

Topper James N · CIK 0001341382 · 10% owner

Heron Patrick J · CIK 0001365617 · Director · 10% owner

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

10b5-1 filing: No plan indicated

Ownership: Indirect · By Patrick J. Heron

Disclosed balance after: 0

F3 · price: Pursuant to the terms of the Merger Agreement, immediately prior to the Effective Time, each outstanding restricted stock unit ("RSU") immediately vested in full and was canceled in exchange for the right receive (a) an amount in cash, without interest, equal to the product obtained by multiplying (x) the $1.95 by (y) the number of shares underlying such RSU at the Effective Time and (b) one CVR for each share underlying such RSU.

SEC source: 0001790879-25-000007 · form4-09172025_090911.xml · nonDerivative · entry 1

Frazier Life Sciences X, L.P. · CIK 0001790879 · 10% owner

FHMLS X, L.P. · CIK 0001790880 · 10% owner

FHMLS X, L.L.C. · CIK 0001790811 · 10% owner

Topper James N · CIK 0001341382 · 10% owner

Heron Patrick J · CIK 0001365617 · Director · 10% owner

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

10b5-1 filing: No plan indicated

Ownership: Indirect · By Frazier Life Sciences X, L.P.

Disclosed balance after: 0

F1 · price: Reflects disposition of the Issuer's equity securities upon the consummation of the transactions contemplated by the Agreement and Plan of Merger (the "Merger Agreement"), dated as of August 4, 2025, by and among Issuer, XOMA Royalty Corporation ("Parent") and XRA 4 Corp., a wholly owned subsidiary of Parent ("Merger Sub"), including the consummation of the merger (the "Merger") between Issuer and Merger Sub on September 17, 2025. Pursuant to the Merger Agreement, as of the effective time of the Merger (the "Effective Time"), each share of the Issuer's Common Stock, par value $0.0001 per share ("Shares"), issued and outstanding immediately prior to the Effective Time was converted automatically into the right to receive (i) $1.95 in cash, without interest plus (ii) one non-transferable contractual contingent value right per Share.

F2 · ownership.nature: The shares are held directly by Frazier Life Sciences X, L.P. FHMLS X,, L.P. is the general partner of Frazier Life Sciences X, L.P. and FHMLS X, L.L.C. is the general partner of FHMLS X, L.P. James N. Topper and Patrick J. Heron are the sole managing members of FHMLS X, L.L.C. and share voting and investment power over the shares held by Frazier Life Sciences X, L.P. Dr. Topper and Mr. Heron disclaim beneficial ownership of such securities except to the extent of their pecuniary interest therein.

SEC source: 0000950170-24-107536 · ownership.xml · derivative · entry 4

Frazier Life Sciences X, L.P. · CIK 0001790879 · 10% owner

FHMLS X, L.P. · CIK 0001790880 · 10% owner

FHMLS X, L.L.C. · CIK 0001790811 · 10% owner

Topper James N · CIK 0001341382 · 10% owner

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

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 2,353,769 shares

Expires not disclosed

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

F1 · derivative.exercise_price: Each share of Series A Convertible Preferred Stock, Series B Convertible Preferred Stock and Series C Convertible Preferred Stock (collectively, the "Preferred Stock") was convertible into Common Stock on a one-for-12.0221 basis at any time at the option of the holder, and automatically converted into the number of shares shown in Column 7 immediately prior to the closing of the Issuer's initial public offering on September 16, 2024. The Preferred Stock had no expiration date.

F1 · price: Each share of Series A Convertible Preferred Stock, Series B Convertible Preferred Stock and Series C Convertible Preferred Stock (collectively, the "Preferred Stock") was convertible into Common Stock on a one-for-12.0221 basis at any time at the option of the holder, and automatically converted into the number of shares shown in Column 7 immediately prior to the closing of the Issuer's initial public offering on September 16, 2024. The Preferred Stock had no expiration date.

F1 · derivative.exercise_date: Each share of Series A Convertible Preferred Stock, Series B Convertible Preferred Stock and Series C Convertible Preferred Stock (collectively, the "Preferred Stock") was convertible into Common Stock on a one-for-12.0221 basis at any time at the option of the holder, and automatically converted into the number of shares shown in Column 7 immediately prior to the closing of the Issuer's initial public offering on September 16, 2024. The Preferred Stock had no expiration date.

F1 · derivative.expiration_date: Each share of Series A Convertible Preferred Stock, Series B Convertible Preferred Stock and Series C Convertible Preferred Stock (collectively, the "Preferred Stock") was convertible into Common Stock on a one-for-12.0221 basis at any time at the option of the holder, and automatically converted into the number of shares shown in Column 7 immediately prior to the closing of the Issuer's initial public offering on September 16, 2024. The Preferred Stock had no expiration date.

F2 · ownership.direct: These securities are held of record by Frazier Life Sciences X, L.P. ("FLS X"). FHMLS X, L.P. is the general partner of FLS X, and FHMLS X, L.L.C. is the general partner of FHMLS X, L.P. Patrick Heron and James Topper, M.D., Ph.D., are the sole managing members of FHMLS X, L.L.C. and share voting and investment power of the securities held by FLS X, and as a result, may be deemed to have beneficial ownership over such securities. Mr. Heron and Dr. Topper disclaim beneficial ownership of such securities except to the extent of their pecuniary interest therein.

SEC source: 0000950170-24-107536 · ownership.xml · derivative · entry 3

Frazier Life Sciences X, L.P. · CIK 0001790879 · 10% owner

FHMLS X, L.P. · CIK 0001790880 · 10% owner

FHMLS X, L.L.C. · CIK 0001790811 · 10% owner

Topper James N · CIK 0001341382 · 10% owner

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

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 1,574,005 shares

Expires not disclosed

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

F1 · derivative.exercise_price: Each share of Series A Convertible Preferred Stock, Series B Convertible Preferred Stock and Series C Convertible Preferred Stock (collectively, the "Preferred Stock") was convertible into Common Stock on a one-for-12.0221 basis at any time at the option of the holder, and automatically converted into the number of shares shown in Column 7 immediately prior to the closing of the Issuer's initial public offering on September 16, 2024. The Preferred Stock had no expiration date.

F1 · price: Each share of Series A Convertible Preferred Stock, Series B Convertible Preferred Stock and Series C Convertible Preferred Stock (collectively, the "Preferred Stock") was convertible into Common Stock on a one-for-12.0221 basis at any time at the option of the holder, and automatically converted into the number of shares shown in Column 7 immediately prior to the closing of the Issuer's initial public offering on September 16, 2024. The Preferred Stock had no expiration date.

F1 · derivative.exercise_date: Each share of Series A Convertible Preferred Stock, Series B Convertible Preferred Stock and Series C Convertible Preferred Stock (collectively, the "Preferred Stock") was convertible into Common Stock on a one-for-12.0221 basis at any time at the option of the holder, and automatically converted into the number of shares shown in Column 7 immediately prior to the closing of the Issuer's initial public offering on September 16, 2024. The Preferred Stock had no expiration date.

F1 · derivative.expiration_date: Each share of Series A Convertible Preferred Stock, Series B Convertible Preferred Stock and Series C Convertible Preferred Stock (collectively, the "Preferred Stock") was convertible into Common Stock on a one-for-12.0221 basis at any time at the option of the holder, and automatically converted into the number of shares shown in Column 7 immediately prior to the closing of the Issuer's initial public offering on September 16, 2024. The Preferred Stock had no expiration date.

F2 · ownership.direct: These securities are held of record by Frazier Life Sciences X, L.P. ("FLS X"). FHMLS X, L.P. is the general partner of FLS X, and FHMLS X, L.L.C. is the general partner of FHMLS X, L.P. Patrick Heron and James Topper, M.D., Ph.D., are the sole managing members of FHMLS X, L.L.C. and share voting and investment power of the securities held by FLS X, and as a result, may be deemed to have beneficial ownership over such securities. Mr. Heron and Dr. Topper disclaim beneficial ownership of such securities except to the extent of their pecuniary interest therein.

SEC source: 0000950170-24-107536 · ownership.xml · nonDerivative · entry 2

Frazier Life Sciences X, L.P. · CIK 0001790879 · 10% owner

FHMLS X, L.P. · CIK 0001790880 · 10% owner

FHMLS X, L.L.C. · CIK 0001790811 · 10% owner

Topper James N · CIK 0001341382 · 10% owner

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

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 4,552,774

F3 · shares: Reflects shares purchased in the Issuer's initial public offering.

F2 · ownership.direct: These securities are held of record by Frazier Life Sciences X, L.P. ("FLS X"). FHMLS X, L.P. is the general partner of FLS X, and FHMLS X, L.L.C. is the general partner of FHMLS X, L.P. Patrick Heron and James Topper, M.D., Ph.D., are the sole managing members of FHMLS X, L.L.C. and share voting and investment power of the securities held by FLS X, and as a result, may be deemed to have beneficial ownership over such securities. Mr. Heron and Dr. Topper disclaim beneficial ownership of such securities except to the extent of their pecuniary interest therein.

SEC source: 0000950170-24-107536 · ownership.xml · nonDerivative · entry 1

Frazier Life Sciences X, L.P. · CIK 0001790879 · 10% owner

FHMLS X, L.P. · CIK 0001790880 · 10% owner

FHMLS X, L.L.C. · CIK 0001790811 · 10% owner

Topper James N · CIK 0001341382 · 10% owner

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

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 3,927,774

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

F1 · price: Each share of Series A Convertible Preferred Stock, Series B Convertible Preferred Stock and Series C Convertible Preferred Stock (collectively, the "Preferred Stock") was convertible into Common Stock on a one-for-12.0221 basis at any time at the option of the holder, and automatically converted into the number of shares shown in Column 7 immediately prior to the closing of the Issuer's initial public offering on September 16, 2024. The Preferred Stock had no expiration date.

F2 · ownership.direct: These securities are held of record by Frazier Life Sciences X, L.P. ("FLS X"). FHMLS X, L.P. is the general partner of FLS X, and FHMLS X, L.L.C. is the general partner of FHMLS X, L.P. Patrick Heron and James Topper, M.D., Ph.D., are the sole managing members of FHMLS X, L.L.C. and share voting and investment power of the securities held by FLS X, and as a result, may be deemed to have beneficial ownership over such securities. Mr. Heron and Dr. Topper disclaim beneficial ownership of such securities except to the extent of their pecuniary interest therein.

SEC source: 0001415889-24-010490 · form4-04082024_080405.xml · nonDerivative · entry 1

Frazier Life Sciences X, L.P. · CIK 0001790879 · 10% owner

FHMLS X, L.P. · CIK 0001790880 · 10% owner

FHMLS X, L.L.C. · CIK 0001790811 · 10% owner

Topper James N · CIK 0001341382 · 10% owner

Heron Patrick J · CIK 0001365617 · Director · 10% owner

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

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 8,544,187

F1 · ownership.direct: The shares are held directly by Frazier Life Sciences X, L.P. FHMLS X,, L.P. is the general partner of Frazier Life Sciences X, L.P. and FHMLS X, L.L.C. is the general partner of FHMLS X, L.P. James N. Topper and Patrick J. Heron are the sole managing members of FHMLS X, L.L.C. and share voting and investment power over the shares held by Frazier Life Sciences X, L.P. Dr. Topper and Mr. Heron disclaim beneficial ownership of such securities except to the extent of their pecuniary interest therein.

SEC source: 0000899243-22-016310 · doc4.xml · derivative · entry 3

Frazier Life Sciences X, L.P. · CIK 0001790879 · 10% owner

FHMLS X, L.P. · CIK 0001790880 · 10% owner

FHMLS X, L.L.C. · CIK 0001790811 · 10% owner

Topper James N · CIK 0001341382 · 10% owner

Heron Patrick J · CIK 0001365617 · Director · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 2,736,234 shares

Expires not disclosed

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

F2 · price: The outstanding principal and unpaid accrued interest due on the Convertible Promissory Notes automatically converted into shares of the Issuer's Common Stock immediately prior to the closing of the initial public offering at a conversion price of $13.60 per share.

F2 · derivative.exercise_date: The outstanding principal and unpaid accrued interest due on the Convertible Promissory Notes automatically converted into shares of the Issuer's Common Stock immediately prior to the closing of the initial public offering at a conversion price of $13.60 per share.

F2 · derivative.expiration_date: The outstanding principal and unpaid accrued interest due on the Convertible Promissory Notes automatically converted into shares of the Issuer's Common Stock immediately prior to the closing of the initial public offering at a conversion price of $13.60 per share.

F2 · derivative.underlying_shares: The outstanding principal and unpaid accrued interest due on the Convertible Promissory Notes automatically converted into shares of the Issuer's Common Stock immediately prior to the closing of the initial public offering at a conversion price of $13.60 per share.

F1 · ownership.direct: The securities are held directly by Frazer Life Sciences X, L.P. ("FLS X"). The general partner of FLS X is FHMLS X, L.P., and the general partner of FHMLS X, L.P. is FHMLS X, L.L.C. James Topper, M.D., Ph.D., and Patrick Heron are the sole managing members of FHMLS X, L.L.C. and share voting and investment power of the securities held by FLS X. Dr. Topper and Mr. Heron disclaim beneficial ownership of such securities except to the extent of their pecuniary interest therein.

SEC source: 0000899243-22-016310 · doc4.xml · nonDerivative · entry 2

Frazier Life Sciences X, L.P. · CIK 0001790879 · 10% owner

FHMLS X, L.P. · CIK 0001790880 · 10% owner

FHMLS X, L.L.C. · CIK 0001790811 · 10% owner

Topper James N · CIK 0001341382 · 10% owner

Heron Patrick J · CIK 0001365617 · Director · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 8,535,337

F1 · ownership.direct: The securities are held directly by Frazer Life Sciences X, L.P. ("FLS X"). The general partner of FLS X is FHMLS X, L.P., and the general partner of FHMLS X, L.P. is FHMLS X, L.L.C. James Topper, M.D., Ph.D., and Patrick Heron are the sole managing members of FHMLS X, L.L.C. and share voting and investment power of the securities held by FLS X. Dr. Topper and Mr. Heron disclaim beneficial ownership of such securities except to the extent of their pecuniary interest therein.

SEC source: 0000899243-22-016310 · doc4.xml · nonDerivative · entry 1

Frazier Life Sciences X, L.P. · CIK 0001790879 · 10% owner

FHMLS X, L.P. · CIK 0001790880 · 10% owner

FHMLS X, L.L.C. · CIK 0001790811 · 10% owner

Topper James N · CIK 0001341382 · 10% owner

Heron Patrick J · CIK 0001365617 · Director · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 6,770,631

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 · ownership.direct: The securities are held directly by Frazer Life Sciences X, L.P. ("FLS X"). The general partner of FLS X is FHMLS X, L.P., and the general partner of FHMLS X, L.P. is FHMLS X, L.L.C. James Topper, M.D., Ph.D., and Patrick Heron are the sole managing members of FHMLS X, L.L.C. and share voting and investment power of the securities held by FLS X. Dr. Topper and Mr. Heron disclaim beneficial ownership of such securities except to the extent of their pecuniary interest therein.

SEC source: 0001104659-20-134761 · tm2037955-9_4seq1.xml · derivative · entry 4

Topper James N · CIK 0001341382 · Director · Chief Executive Officer

Frazier Lifesciences Sponsor LLC · CIK 0001828906 · Director · 10% owner

Frazier Life Sciences X, L.P. · CIK 0001790879 · Director

FHMLS X, L.P. · CIK 0001790880 · Director

FHMLS X, L.L.C. · CIK 0001790811 · Director

Heron Patrick J · CIK 0001365617 · Director

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 333,333

Underlying: Class A Ordinary Shares · 333,333 shares

Expires not disclosed

F4 · price: Frazier Life Sciences X, L.P. is the record holder of the securities. The reported Class A ordinary shares and warrants are within the 1,000,000 units of the Issuer, as described in the Registration Statement, purchased by Frazier Lifesciences X, L.P. in the Issuer's initial public offering for $10.00 per unit. Each unit consists of one share of Class A ordinary share and one-third of one warrant, with each whole warrant entitling the holder to purchase one share of Class A ordinary share at $11.50 per share.

F6 · derivative.exercise_date: The warrants will become exercisable on the later of (a) 30 days after the completion of the Issuer's initial business combination or (b) 12 months from the closing of the Issuer's initial public offering.

F7 · derivative.expiration_date: The warrants will expire five years after the completion of the Issuer's initial business combination.

F4 · ownership.direct: Frazier Life Sciences X, L.P. is the record holder of the securities. The reported Class A ordinary shares and warrants are within the 1,000,000 units of the Issuer, as described in the Registration Statement, purchased by Frazier Lifesciences X, L.P. in the Issuer's initial public offering for $10.00 per unit. Each unit consists of one share of Class A ordinary share and one-third of one warrant, with each whole warrant entitling the holder to purchase one share of Class A ordinary share at $11.50 per share.

F5 · ownership.direct: FHMLS X, L.P. is the general partner of Frazier Life Sciences X, L.P. and FHMLS X, L.L.C. is the general partner of FHMLS X, L.P. Patrick J. Heron and James N. Topper are the members of FHMLS X, L.L.C. and therefore share voting and investment power over the shares held by Frazier Life Sciences X, L.P. and FHMLS X, L.L.C. Mr. Topper is the Chief Executive Officer and Chairman of the Board of the Issuer. By virtue of Mr. Topper's representation on the Issuer's Board, for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, FHMLS X, L.P., FHMLS X, L.L.C., Mr. Topper and Mr. Heron may be deemed directors by deputization of the Issuer. As such, each such person may be deemed to have or share beneficial ownership of the common stock held directly by Frazier Life Sciences X, L.P. Each such entity or person disclaims any such beneficial ownership of such securities except to the extent of their pecuniary interest therein.

SEC source: 0001104659-20-134761 · tm2037955-9_4seq1.xml · derivative · entry 3

Topper James N · CIK 0001341382 · Director · Chief Executive Officer

Frazier Lifesciences Sponsor LLC · CIK 0001828906 · Director · 10% owner

Frazier Life Sciences X, L.P. · CIK 0001790879 · Director

FHMLS X, L.P. · CIK 0001790880 · Director

FHMLS X, L.L.C. · CIK 0001790811 · Director

Heron Patrick J · CIK 0001365617 · Director

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 167,000

Underlying: Class A Ordinary Shares · 167,000 shares

Expires not disclosed

F1 · price: Frazier Lifesciences Sponsor LLC (the "Sponsor") is the record holder of the securities. The reported Class A ordinary shares and warrants are within the [465,000] private placement units of the Issuer, as described in the Issuer's Registration Statement on Form S-1 (File No. 333-250858) (the "Registration Statement") under the heading "Description of Securities," purchased by the Sponsor for $10.00 per private placement unit. The private placement units were purchased in a private placement that closed simultaneously with the closing of the Issuer's initial public offering. Each unit consists of one share of Class A ordinary share and one-third of one warrant, with each whole warrant entitling the holder to purchase one share of Class A ordinary share at $11.50 per share.

F6 · derivative.exercise_date: The warrants will become exercisable on the later of (a) 30 days after the completion of the Issuer's initial business combination or (b) 12 months from the closing of the Issuer's initial public offering.

F7 · derivative.expiration_date: The warrants will expire five years after the completion of the Issuer's initial business combination.

F1 · ownership.direct: Frazier Lifesciences Sponsor LLC (the "Sponsor") is the record holder of the securities. The reported Class A ordinary shares and warrants are within the [465,000] private placement units of the Issuer, as described in the Issuer's Registration Statement on Form S-1 (File No. 333-250858) (the "Registration Statement") under the heading "Description of Securities," purchased by the Sponsor for $10.00 per private placement unit. The private placement units were purchased in a private placement that closed simultaneously with the closing of the Issuer's initial public offering. Each unit consists of one share of Class A ordinary share and one-third of one warrant, with each whole warrant entitling the holder to purchase one share of Class A ordinary share at $11.50 per share.

F2 · ownership.direct: Frazier Life Sciences X, L.P. is the sole member of Frazier Lifesciences Sponsor LLC. FHMLS X, L.P. is the general partner of Frazier Life Sciences X, L.P. and FHMLS X, L.L.C. is the general partner of FHMLS X, L.P. Patrick J. Heron and James N. Topper are the members of FHMLS X, L.L.C. and therefore share voting and investment power over the shares held by Frazier Life Sciences X, L.P. and FHMLS X, L.L.C. Mr. Topper is the Chief Executive Officer and Chairman of the Board of Directors (the "Board") of the Issuer.

F3 · ownership.direct: By virtue of Mr. Topper's representation on the Issuer's Board, for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, each of Frazier Life Sciences X, L.P., FHMLS X, L.P., FHMLS X, L.L.C., Mr. Topper and Mr. Heron may be deemed directors by deputization of the Issuer. As such, each of such entity or person may be deemed to have or share beneficial ownership of the common stock held directly by Frazier Lifesciences Sponsor LLC. Each such entity or person disclaims any such beneficial ownership of such securities except to the extent of their pecuniary interest therein.

SEC source: 0001104659-20-134761 · tm2037955-9_4seq1.xml · nonDerivative · entry 2

Topper James N · CIK 0001341382 · Director · Chief Executive Officer

Frazier Lifesciences Sponsor LLC · CIK 0001828906 · Director · 10% owner

Frazier Life Sciences X, L.P. · CIK 0001790879 · Director

FHMLS X, L.P. · CIK 0001790880 · Director

FHMLS X, L.L.C. · CIK 0001790811 · Director

Heron Patrick J · CIK 0001365617 · Director

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,000,000

F4 · ownership.direct: Frazier Life Sciences X, L.P. is the record holder of the securities. The reported Class A ordinary shares and warrants are within the 1,000,000 units of the Issuer, as described in the Registration Statement, purchased by Frazier Lifesciences X, L.P. in the Issuer's initial public offering for $10.00 per unit. Each unit consists of one share of Class A ordinary share and one-third of one warrant, with each whole warrant entitling the holder to purchase one share of Class A ordinary share at $11.50 per share.

F5 · ownership.direct: FHMLS X, L.P. is the general partner of Frazier Life Sciences X, L.P. and FHMLS X, L.L.C. is the general partner of FHMLS X, L.P. Patrick J. Heron and James N. Topper are the members of FHMLS X, L.L.C. and therefore share voting and investment power over the shares held by Frazier Life Sciences X, L.P. and FHMLS X, L.L.C. Mr. Topper is the Chief Executive Officer and Chairman of the Board of the Issuer. By virtue of Mr. Topper's representation on the Issuer's Board, for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, FHMLS X, L.P., FHMLS X, L.L.C., Mr. Topper and Mr. Heron may be deemed directors by deputization of the Issuer. As such, each such person may be deemed to have or share beneficial ownership of the common stock held directly by Frazier Life Sciences X, L.P. Each such entity or person disclaims any such beneficial ownership of such securities except to the extent of their pecuniary interest therein.

SEC source: 0001104659-20-134761 · tm2037955-9_4seq1.xml · nonDerivative · entry 1

Topper James N · CIK 0001341382 · Director · Chief Executive Officer

Frazier Lifesciences Sponsor LLC · CIK 0001828906 · Director · 10% owner

Frazier Life Sciences X, L.P. · CIK 0001790879 · Director

FHMLS X, L.P. · CIK 0001790880 · Director

FHMLS X, L.L.C. · CIK 0001790811 · Director

Heron Patrick J · CIK 0001365617 · Director

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 501,000

F1 · ownership.direct: Frazier Lifesciences Sponsor LLC (the "Sponsor") is the record holder of the securities. The reported Class A ordinary shares and warrants are within the [465,000] private placement units of the Issuer, as described in the Issuer's Registration Statement on Form S-1 (File No. 333-250858) (the "Registration Statement") under the heading "Description of Securities," purchased by the Sponsor for $10.00 per private placement unit. The private placement units were purchased in a private placement that closed simultaneously with the closing of the Issuer's initial public offering. Each unit consists of one share of Class A ordinary share and one-third of one warrant, with each whole warrant entitling the holder to purchase one share of Class A ordinary share at $11.50 per share.

F2 · ownership.direct: Frazier Life Sciences X, L.P. is the sole member of Frazier Lifesciences Sponsor LLC. FHMLS X, L.P. is the general partner of Frazier Life Sciences X, L.P. and FHMLS X, L.L.C. is the general partner of FHMLS X, L.P. Patrick J. Heron and James N. Topper are the members of FHMLS X, L.L.C. and therefore share voting and investment power over the shares held by Frazier Life Sciences X, L.P. and FHMLS X, L.L.C. Mr. Topper is the Chief Executive Officer and Chairman of the Board of Directors (the "Board") of the Issuer.

F3 · ownership.direct: By virtue of Mr. Topper's representation on the Issuer's Board, for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, each of Frazier Life Sciences X, L.P., FHMLS X, L.P., FHMLS X, L.L.C., Mr. Topper and Mr. Heron may be deemed directors by deputization of the Issuer. As such, each of such entity or person may be deemed to have or share beneficial ownership of the common stock held directly by Frazier Lifesciences Sponsor LLC. Each such entity or person disclaims any such beneficial ownership of such securities except to the extent of their pecuniary interest therein.