| Name | Ownership | Shares Owned | sole voting power | shared voting power | Signature | Title | CIK |
|---|---|---|---|---|---|---|---|
| RTW Investments, LP | 48% | 5,891,430 | 0 | 5,891,430 | /s/ Roderick Wong, M.D. | Roderick Wong, M.D., Managing Partner | 0001493215 |
| RTW Master Fund, Ltd. | 26% | 3,138,798 | 0 | 3,138,798 | /s/ Roderick Wong, M.D. | Roderick Wong, M.D., Director | 0001493219 |
| RTW Innovation Master Fund, Ltd. | 20% | 2,427,089 | 0 | 2,427,089 | /s/ Roderick Wong, M.D. | Roderick Wong, M.D., Director | 0001776733 |
| Roderick Wong | 48% | 5,891,430 | 0 | 5,891,430 | /s/ Roderick Wong, M.D. | Roderick Wong, M.D. | 0001493280 |