| Name | Ownership | Shares Owned | sole voting power | shared voting power | Signature | Title | CIK |
|---|---|---|---|---|---|---|---|
| RTW Investments, LP | 21.7% | 8.31M | 0 | 8.31M | /s/ Roderick Wong, M.D. | Roderick Wong, M.D., Managing Partner | 0001493215 |
| RTW Master Fund, Ltd. | 11.5% | 4.39M | 0 | 4.39M | /s/ Roderick Wong, M.D. | Roderick Wong, M.D., Director | 0001493219 |
| RTW Innovation Master Fund, Ltd. | 8% | 3.05M | 0 | 3.05M | /s/ Roderick Wong, M.D. | Roderick Wong, M.D., Director | 0001776733 |
| Roderick Wong, M.D. | 21.7% | 8.31M | 0 | 8.31M | /s/ Roderick Wong, M.D. | Roderick Wong, M.D. | 0001493280 |