| Name | Ownership | Shares Owned | sole voting power | shared voting power | Signature | Title | CIK |
|---|---|---|---|---|---|---|---|
| TCG Crossover GP I, LLC | 6.1% | 12,362,205 | 0 | 12,362,205 | /s/ Craig Skaling | Craig Skaling, Authorized Signatory | |
| TCG Crossover Fund I, L.P. | 6.1% | 12,362,205 | 0 | 12,362,205 | /s/ Craig Skaling | Craig Skaling, Authorized Signatory | |
| Chen Yu | 6.1% | 12,362,205 | 0 | 12,362,205 | /s/ Craig Skaling | Craig Skaling, as Attorney-in-Fact for Chen Yu |