FHMLSP, L.L.C. is the general partner of FHMLSP, L.P. Albert Cha, James N. Topper, Patrick J. Heron and James Brush are the managing directors of FHMLSP, L.L.C. and therefore share voting and investment power over the shares held by FLS PF. Dr. Cha, Dr. Topper, Mr. Heron and Dr. Brush disclaim beneficial ownership of the shares held by FLS PF except to the extent of their pecuniary interests in such shares, if any. The address of the aforementioned entities and individuals is 1001 Page Mill Road, Building 4, Suite B, Palo Alto, CA 94304.
(10)
FHMLSP Overage, L.P. is the general partner of Frazier Life Sciences Public Overage Fund, L.P. (“FLS POF”) and FHMLSP Overage, L.L.C. is the general partner of FHMLSP Overage, L.P. Dr. Cha, Dr. Topper, Mr. Heron and Dr. Brush are the members of FHMLSP Overage, L.L.C. and therefore share voting and investment power over the shares held by FLS POF. Dr. Cha, Dr. Topper, Mr. Heron and Dr. Brush disclaim beneficial ownership of the shares held by FLS POF except to the extent of their pecuniary interests in such shares, if any. The address of the aforementioned entities and individuals is 1001 Page Mill Road, Building 4, Suite B, Palo Alto, CA 94304.
(11)
FHMLS XI, L.P. is the general partner of Frazier Life Sciences XI, L.P. (“FLS XI”), and FHMLS XI, L.L.C. is the general partner of FHMLS XI, L.P. Mr. Heron, Dr. Topper and Daniel Estes are the members of FHMLS XI, L.L.C. and therefore share voting and investment power over the shares held by FLS XI. Dr. Topper, Mr. Heron and Mr. Estes disclaim beneficial ownership of the shares held by FLS XI except to the extent of their pecuniary interests in such shares, if any. The address of the aforementioned entities and individuals is 1001 Page Mill Road, Building 4, Suite B, Palo Alto, CA 94304.
(12)
FHMLS X, L.P. is the general partner of Frazier Life Sciences X, L.P. (“FLS X”), and FHMLS X, L.L.C. is the general partner of FHMLS X, L.P.. Mr. Heron and Dr. Topper are the members of FHMLS X, L.L.C. and therefore share voting and investment power over the shares held by FLS X. Dr. Topper and Mr. Heron disclaim beneficial ownership of the shares held by FLS X except to the extent of their pecuniary interests in such shares, if any. The address of the aforementioned entities and individuals is 1001 Page Mill Road, Building 4, Suite B, Palo Alto, CA 94304.
(13)
Logos Global Management LP (“Logos Global”) is the investment advisor to Logos Global Master Fund LP (“Logos Fund”). Logos Global Management GP LLC (“Logos Global GP”) is the general partner of Logos Global. Arsani William is a controlling person of Logos Global and Logos Global GP and may be deemed to have beneficial ownership of the shares beneficially owned by Logos Fund. Mr. William disclaims beneficial ownership of such shares except to the extent of his pecuniary interest therein. The address of the entities listed above is 1 Letterman Drive, C3-350, San Francisco, CA94129.
(14)
Consists of: (i) 2,152,890 shares held by Vestal Point Master Fund, LP and (ii) 2,452,110 shares held by an account separately managed by Vestal Point Capital, LP. The sole general partner of Vestal Point Master Fund, LP is Vestal Point Partners GP, LLC. The managing member of Vestal Point Partners GP, LLC is Ryan Wilder. The sole general partner of Vestal Point Capital, LP is Vestal Point Capital, LLC. The managing member of Vestal Point Capital, LLC is Mr. Wilder. As a result, Mr. Wilder may be deemed to have voting and investment power over the securities held by Vestal Point Master Fund, LP and the account separately managed by Vestal Point Capital, LP. Mr. Wilder disclaims beneficial ownership of such securities, except to the extent of his pecuniary interest therein. The address of these entities and Mr. Wilder is c/o Vestal Point Capital, LP, 632 Broadway, Suite 602, New York, NY 10012.
(15)
Rock Springs Capital Management LP. (“RSCM”) is the investment manager of Rock Springs Capital Master Fund LP. (“Rock Springs Fund”) and Four Pines Master Fund LP (“Four Pines Fund”). The general partner of RSCM is Rock Springs Capital LLC (“RSC”). RSC and RSCM may therefore be deemed to have or share beneficial ownership of the shares held directly by the Rock Springs Fund and Four Pines Fund. The address for RSC and RSCM is 650 South Exeter St., Suite 1070, Baltimore, Maryland 21202.
(16)
Woodline Partners LP serves as the investment manager of Woodline Master Fund LP. Accordingly, Woodline LP may be deemed to have beneficial ownership of the shares beneficially owned by Woodline Master Fund LP. Woodline Partners LP disclaims any beneficial ownership of these shares. The address of Woodline Master Fund LP is 4 Embarcadero Center, Suite 3450, San Francisco, CA 94111.
(17)
Octagon Capital Advisors LP (“Octagon Advisors”) is the investment manager of Octagon Investments Master Fund LP. Ting Jia, Ph.D. is the Founder, Managing Member and Chief Investment Officer of