| Name | Ownership | Shares Owned | sole voting power | shared voting power | Signature | Title | CIK |
|---|---|---|---|---|---|---|---|
| TCG Crossover GP II, LLC | 6.3% | 8,536,196 | 0 | 8,536,196 | /s/ Craig Skaling | Craig Skaling, Authorized Signatory | |
| TCG Crossover Fund II, L.P. | 6.3% | 8,536,196 | 0 | 8,536,196 | /s/ Craig Skaling | Craig Skaling, Authorized Signatory | |
| Chen Yu | 6.3% | 8,536,196 | 0 | 8,536,196 | /s/ Craig Skaling | Craig Skaling, as Attorney-in-Fact for Chen Yu |