The remainder of this cover page shall be filled out for a reporting person’s initial filing on this form with respect to the subject class of securities, and for any subsequent amendment containing information which would alter disclosures provided in a prior cover page.

 NAMES OF REPORTING PERSONS

 Omega Fund VI, L.P.

 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (SEE INSTRUCTIONS)

 (a) ☐  (b) ☒ (1)

 SEC USE ONLY

 CITIZENSHIP OR PLACE OF ORGANIZATION

 Cayman Islands

NUMBER OF

SHARES

 BENEFICIALLY 

OWNED BY

EACH

REPORTING

PERSON

WITH

 SOLE VOTING POWER

 0

 SHARED VOTING POWER

 2,157,623

 SOLE DISPOSITIVE POWER

 0

 SHARED DISPOSITIVE POWER

 2,157,623

 AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON

 2,157,623

 CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES (SEE INSTRUCTIONS)

 ☐

 PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9

 8.1% (2)

 TYPE OF REPORTING PERSON (SEE INSTRUCTIONS)

 PN

This Schedule 13G is filed by Omega Fund VI, L.P. (“Omega Fund”), Omega Fund VI GP, L.P. (“Omega GP”), Omega Fund VI GP Manager, Ltd. (“Omega Ltd”), Claudio Nessi (“Nessi”), Otello Stampacchia (“Stampacchia”), and Anne-Mari Paster (“Paster”) (together, the “Reporting Persons”). Omega Ltd serves as the general partner of Omega GP, which serves as the general partner of Omega Fund; and each of Omega Ltd and Omega GP may be deemed to own beneficially the shares held by Omega Fund. Nessi, Stampacchia, and Paster are the directors of Omega Ltd and may be deemed to beneficially own the shares held by Omega Fund. The Reporting Persons may be deemed a “group” for purposes of Section 13 of the Exchange Act and expressly disclaim status as a “group” for purposes of this Schedule 13G.

The following percentages are based on 26,645,538 shares of common stock outstanding as of December 7, 2023, as set forth in the Issuer’s Quarterly Report on 10-Q for the period ended September 30, 2023, filed with the Securities and Exchange Commission on December 11, 2023.

 NAMES OF REPORTING PERSONS

 Omega Fund VI GP, L.P.

 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (SEE INSTRUCTIONS)

 (a) ☐  (b) ☒ (1)

 SEC USE ONLY

 CITIZENSHIP OR PLACE OF ORGANIZATION

 Cayman Islands

NUMBER OF

SHARES

 BENEFICIALLY 

OWNED BY

EACH

REPORTING

PERSON

WITH

 SOLE VOTING POWER

 0

 SHARED VOTING POWER

 2,157,623

 SOLE DISPOSITIVE POWER

 0

 SHARED DISPOSITIVE POWER

 2,157,623

 AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON

 2,157,623

 CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES (SEE INSTRUCTIONS)

 ☐

 PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9

 8.1% (2)

 TYPE OF REPORTING PERSON (SEE INSTRUCTIONS)

 PN

This Schedule 13G is filed by Omega Fund VI, L.P. (“Omega Fund”), Omega Fund VI GP, L.P. (“Omega GP”), Omega Fund VI GP Manager, Ltd. (“Omega Ltd”), Claudio Nessi (“Nessi”), Otello Stampacchia (“Stampacchia”), and Anne-Mari Paster (“Paster”) (together, the “Reporting Persons”). Omega Ltd serves as the general partner of Omega GP, which serves as the general partner of Omega Fund; and each of Omega Ltd and Omega GP may be deemed to own beneficially the shares held by Omega Fund. Nessi, Stampacchia, and Paster are the directors of Omega Ltd and may be deemed to beneficially own the shares held by Omega Fund. The Reporting Persons may be deemed a “group” for purposes of Section 13 of the Exchange Act and expressly disclaim status as a “group” for purposes of this Schedule 13G.

The following percentages are based on 26,645,538 shares of common stock outstanding as of December 7, 2023, as set forth in the Issuer’s Quarterly Report on 10-Q for the period ended September 30, 2023, filed with the Securities and Exchange Commission on December 11, 2023.

 NAMES OF REPORTING PERSONS

 Omega Fund VI GP Manager, Ltd.

 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (SEE INSTRUCTIONS)

 (a) ☐  (b) ☒ (1)

 SEC USE ONLY

 CITIZENSHIP OR PLACE OF ORGANIZATION

 Cayman Islands

NUMBER OF

SHARES

 BENEFICIALLY 

OWNED BY

EACH

REPORTING

PERSON

WITH

 SOLE VOTING POWER

 0

 SHARED VOTING POWER

 2,157,623

 SOLE DISPOSITIVE POWER

 0

 SHARED DISPOSITIVE POWER

 2,157,623

 AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON

 2,157,623

 CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES (SEE INSTRUCTIONS)

 ☐

 PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9

 8.1% (2)

 TYPE OF REPORTING PERSON (SEE INSTRUCTIONS)

 PN

This Schedule 13G is filed by Omega Fund VI, L.P. (“Omega Fund”), Omega Fund VI GP, L.P. (“Omega GP”), Omega Fund VI GP Manager, Ltd. (“Omega Ltd”), Claudio Nessi (“Nessi”), Otello Stampacchia (“Stampacchia”), and Anne-Mari Paster (“Paster”) (together, the “Reporting Persons”). Omega Ltd serves as the general partner of Omega GP, which serves as the general partner of Omega Fund; and each of Omega Ltd and Omega GP may be deemed to own beneficially the shares held by Omega Fund. Nessi, Stampacchia, and Paster are the directors of Omega Ltd and may be deemed to beneficially own the shares held by Omega Fund. The Reporting Persons may be deemed a “group” for purposes of Section 13 of the Exchange Act and expressly disclaim status as a “group” for purposes of this Schedule 13G.

The following percentages are based on 26,645,538 shares of common stock outstanding as of December 7, 2023, as set forth in the Issuer’s Quarterly Report on 10-Q for the period ended September 30, 2023, filed with the Securities and Exchange Commission on December 11, 2023.

 NAMES OF REPORTING PERSONS

 Claudio Nessi

 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (SEE INSTRUCTIONS)

 (a) ☐  (b) ☒ (1)

 SEC USE ONLY

 CITIZENSHIP OR PLACE OF ORGANIZATION

 Switzerland

NUMBER OF

SHARES

 BENEFICIALLY 

OWNED BY

EACH

REPORTING

PERSON

WITH

 SOLE VOTING POWER

 0

 SHARED VOTING POWER

 2,157,623

 SOLE DISPOSITIVE POWER

 0

 SHARED DISPOSITIVE POWER

 2,157,623

 AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON

 2,157,623

 CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES (SEE INSTRUCTIONS)

 ☐

 PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9

 8.1% (2)

 TYPE OF REPORTING PERSON (SEE INSTRUCTIONS)

 IN

This Schedule 13G is filed by Omega Fund VI, L.P. (“Omega Fund”), Omega Fund VI GP, L.P. (“Omega GP”), Omega Fund VI GP Manager, Ltd. (“Omega Ltd”), Claudio Nessi (“Nessi”), Otello Stampacchia (“Stampacchia”), and Anne-Mari Paster (“Paster”) (together, the “Reporting Persons”). Omega Ltd serves as the general partner of Omega GP, which serves as the general partner of Omega Fund; and each of Omega Ltd and Omega GP may be deemed to own beneficially the shares held by Omega Fund. Nessi, Stampacchia, and Paster are the directors of Omega Ltd and may be deemed to beneficially own the shares held by Omega Fund. The Reporting Persons may be deemed a “group” for purposes of Section 13 of the Exchange Act and expressly disclaim status as a “group” for purposes of this Schedule 13G.

The following percentages are based on 26,645,538 shares of common stock outstanding as of December 7, 2023, as set forth in the Issuer’s Quarterly Report on 10-Q for the period ended September 30, 2023, filed with the Securities and Exchange Commission on December 11, 2023.

 NAMES OF REPORTING PERSONS

 Otello Stampacchia

 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (SEE INSTRUCTIONS)

 (a) ☐  (b) ☒ (1)

 SEC USE ONLY

 CITIZENSHIP OR PLACE OF ORGANIZATION

 Italy

NUMBER OF

SHARES

 BENEFICIALLY 

OWNED BY

EACH

REPORTING

PERSON

WITH

 SOLE VOTING POWER

 0

 SHARED VOTING POWER

 2,157,623

 SOLE DISPOSITIVE POWER

 0

 SHARED DISPOSITIVE POWER

 2,157,623

 AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON

 2,157,623

 CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES (SEE INSTRUCTIONS)

 ☐

 PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9

 8.1% (2)

 TYPE OF REPORTING PERSON (SEE INSTRUCTIONS)

 IN

This Schedule 13G is filed by Omega Fund VI, L.P. (“Omega Fund”), Omega Fund VI GP, L.P. (“Omega GP”), Omega Fund VI GP Manager, Ltd. (“Omega Ltd”), Claudio Nessi (“Nessi”), Otello Stampacchia (“Stampacchia”), and Anne-Mari Paster (“Paster”) (together, the “Reporting Persons”). Omega Ltd serves as the general partner of Omega GP, which serves as the general partner of Omega Fund; and each of Omega Ltd and Omega GP may be deemed to own beneficially the shares held by Omega Fund. Nessi, Stampacchia, and Paster are the directors of Omega Ltd and may be deemed to beneficially own the shares held by Omega Fund. The Reporting Persons may be deemed a “group” for purposes of Section 13 of the Exchange Act and expressly disclaim status as a “group” for purposes of this Schedule 13G.

The following percentages are based on 26,645,538 shares of common stock outstanding as of December 7, 2023, as set forth in the Issuer’s Quarterly Report on 10-Q for the period ended September 30, 2023, filed with the Securities and Exchange Commission on December 11, 2023.

 NAMES OF REPORTING PERSONS

 Anne-Mari Paster

 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (SEE INSTRUCTIONS)

 (a) ☐  (b) ☒ (1)

 SEC USE ONLY

 CITIZENSHIP OR PLACE OF ORGANIZATION

 United States of America

NUMBER OF

SHARES

 BENEFICIALLY 

OWNED BY

EACH

REPORTING

PERSON

WITH

 SOLE VOTING POWER

 0

 SHARED VOTING POWER

 2,157,623

 SOLE DISPOSITIVE POWER

 0

 SHARED DISPOSITIVE POWER

 2,157,623

 AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON

 2,157,623

 CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES (SEE INSTRUCTIONS)

 ☐

 PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9

 8.1% (2)

 TYPE OF REPORTING PERSON (SEE INSTRUCTIONS)

 IN

This Schedule 13G is filed by Omega Fund VI, L.P. (“Omega Fund”), Omega Fund VI GP, L.P. (“Omega GP”), Omega Fund VI GP Manager, Ltd. (“Omega Ltd”), Claudio Nessi (“Nessi”), Otello Stampacchia (“Stampacchia”), and Anne-Mari Paster (“Paster”) (together, the “Reporting Persons”). Omega Ltd serves as the general partner of Omega GP, which serves as the general partner of Omega Fund; and each of Omega Ltd and Omega GP may be deemed to own beneficially the shares held by Omega Fund. Nessi, Stampacchia, and Paster are the directors of Omega Ltd and may be deemed to beneficially own the shares held by Omega Fund. The Reporting Persons may be deemed a “group” for purposes of Section 13 of the Exchange Act and expressly disclaim status as a “group” for purposes of this Schedule 13G.

The following percentages are based on 26,645,538 shares of common stock outstanding as of December 7, 2023, as set forth in the Issuer’s Quarterly Report on 10-Q for the period ended September 30, 2023, filed with the Securities and Exchange Commission on December 11, 2023.

Name

Omega Fund(2)(3)

Omega GP(2)(3)

Omega Ltd(2)(3)

Nessi(2)(3)

Stampacchia(2)(3)

Paster(2)(3)

The following percentages are based on 26,645,538 shares of common stock outstanding as of December 7, 2023, as set forth in the Issuer’s Quarterly Report on 10-Q for the period ended September 30, 2023, filed with the Securities and Exchange Commission on December 11, 2023.

Omega Fund owns 2,157,623 shares of the Common Stock. Omega Ltd serves as the general partner of Omega GP, which serves as the general partner of Omega Fund, and each of Omega GP and Omega Ltd may be deemed to own beneficially the shares held by Omega Fund. Nessi, Stampacchia, and Paster are the directors of Omega Ltd and may be deemed to beneficially own the shares held by Omega Fund.

The Reporting Persons may be deemed a “group” for purposes of Section 13 of the Exchange Act and expressly disclaim status as a “group” for purposes of this Schedule 13G.

/s/ Otello Stampacchia

/s/ Otello Stampacchia

/s/ Otello Stampacchia

/s/ * Otello Stampacchia, as Attorney-in-Fact

/s/ Otello Stampacchia

/s/ * Otello Stampacchia, as Attorney-in-Fact

/s/ Otello Stampacchia

/s/ Otello Stampacchia

/s/ Otello Stampacchia

/s/ * Otello Stampacchia, as Attorney-in-Fact

/s/ Otello Stampacchia

/s/ * Otello Stampacchia, as Attorney-in-Fact

execute for and on behalf of each of such person Forms 3, 4, and 5 and Schedules 13D or 13G, as appropriate, and any required amendments thereto (collectively, the “Reports”), with respect to their current or future beneficial ownership of securities of any public company, in accordance with Section 13(d) and/or Section 16(a) of the Securities Exchange Act of 1934, as amended, and the respective rules (including Rule 13d-1) promulgated thereunder;

do and perform any and all acts for and on behalf of such person which may be necessary or desirable to complete and execute any such Report and timely file such form with the United States Securities and Exchange Commission and any stock exchange or similar authority; and

take any other action of any type whatsoever in connection with the foregoing which, in the opinion of an attorney-in-fact, may be of benefit to, in the best interest of, or legally required by, such person, it being understood that the documents executed by an attorney-in-fact on behalf of such person pursuant to this Power of Attorney shall be in such form and shall contain such terms and conditions as such attorney-in-fact may approve in such attorney-in-fact’s discretion.

/s/ Otello Stampacchia

/s/ Claudio Nessi

/s/ Anne-Mari Paster

/s/ Deirdre A. Cunnane