| Name | Ownership | Shares Owned | sole voting power | shared voting power | Signature | Title | CIK |
|---|---|---|---|---|---|---|---|
| RTW Investments, LP | 43.6% | 4.04M | 0 | 4.04M | /s/ Roderick Wong, M.D. | Roderick Wong, M.D., Managing Partner | 0001493215 |
| RTW Master Fund, Ltd. | 23.2% | 2.15M | 0 | 2.15M | /s/ Roderick Wong, M.D. | Roderick Wong, M.D., Director | 0001493219 |
| RTW Innovation Master Fund, Ltd. | 17.9% | 1.66M | 0 | 1.66M | /s/ Roderick Wong, M.D. | Roderick Wong, M.D., Director | 0001776733 |
| Roderick Wong | 43.6% | 4.04M | 0 | 4.04M | /s/ Roderick Wong, M.D. | Roderick Wong, M.D. | 0001493280 |