Transaction Details

Footnotes

Each share of Series Seed Preferred Stock automatically converted into shares of Common Stock immediately prior to the closing of the Issuer's initial public offering ("IPO") for no additional consideration on a 1-for-8.518 basis and had no expiration date. | The securities are held by a family trust, of which the Reporting Person is a trustee. The Reporting Person disclaims beneficial ownership of these securities except to the extent of his proportionate pecuniary interest therein. | Each share of Series A Preferred Stock automatically converted into shares of Common Stock immediately prior to the closing of the Issuer's IPO for no additional consideration on a 1-for-7.9557 basis and had no expiration date. | Each share of Series B Preferred Stock automatically converted into shares of Common Stock immediately prior to the closing of the Issuer's IPO for no additional consideration on a 1-for-7.8721 basis and had no expiration date. | Each share of Series C Preferred Stock automatically converted into shares of Common Stock immediately prior to the closing of the Issuer's IPO for no additional consideration on a 1-for-8.518 basis and had no expiration date. | Securities are directly held by NFLS Delta III Limited ("NFLS Delta"). NFLS Delta is a wholly-owned indirect subsidiaries of Nan Fung Group Holdings Limited. Investment and voting decisions with respect to the securities held by NFLS Delta are made by the members of Nan Fung Group Holdings Limited's Life Sciences Investment Committee, who are Mr. Kam Chung Leung, Mr. Vincent Sai Sing Cheung, Mr. Stephen Pui Kuen Cheung, Ms. Vanessa Tih Lin Cheung, Mr. Meng Gao, Ms. Anna Xintong Sun, Mr. Peter Bisgaard, and the Reporting Person. The Reporting Person disclaims beneficial ownership of these securities except to the extent of his proportionate pecuniary interest therein. | Securities are directly held by Pivotal bioVenture Partners Fund I, L.P. ("Pivotal I"). Pivotal bioVenture Partners Fund I G.P., L.P., the general partner of Pivotal I, is a wholly-owned indirect subsidiary of Nan Fung Group Holdings Limited. Investment and voting decisions with respect to the securities held by Pivotal I are made by the members of the Investment Committee of Pivotal bioVenture Partners Fund I G.P., L.P., who are Mr. Vincent Sai Sing Cheung, Mr. Peter Bisgaard and the Reporting Person. The Reporting Person disclaims beneficial ownership of these securities except to the extent of his proportionate pecuniary interest therein. | Securities are directly held by Pivotal bioVenture Partners Fund II, L.P. ("Pivotal II"). Pivotal bioVenture Partners Fund II G.P. Ltd,, the general partner of Pivotal II, is a wholly-owned indirect subsidiary of Nan Fung Group Holdings Limited. Investment and voting decisions with respect to the securities held by Pivotal II are made by the members of the Investment Committee of Pivotal bioVenture Partners Fund II G.P. Ltd, who are Mr. Vincent Sai Sing Cheung, Mr. Peter Bisgaard and the Reporting Person. The Reporting Person disclaims beneficial ownership of these securities except to the extent of his proportionate pecuniary interest therein.