| Name | Ownership | Shares Owned | sole voting power | shared voting power | Signature | Title | CIK |
|---|---|---|---|---|---|---|---|
| COMMODORE CAPITAL LP | 5.1% | 3,850,000 | 0 | 3,850,000 | /s/ Michael Kramarz | Michael Kramarz, Managing Partner | |
| Commodore Capital Master LP | 5.1% | 3,850,000 | 0 | 3,850,000 | /s/ Michael Kramarz | Michael Kramarz, Authorized Signatory |