| Name | Ownership | Shares Owned | sole voting power | shared voting power | Signature | Title | CIK |
|---|---|---|---|---|---|---|---|
| SUVRETTA CAPITAL MANAGEMENT, LLC | 44.1% | 17.8M | 0 | 17.8M | /s/ Andrew Nathanson | Andrew Nathanson, General Counsel and Chief Compliance Officer | 0001569064 |
| Averill Master Fund, Ltd. | 37.8% | 15.2M | 0 | 15.2M | /s/ Andrew Nathanson | Andrew Nathanson, Authorized Signatory | 0001939329 |
| Averill Madison Master Fund, Ltd. | 6.3% | 2.52M | 0 | 2.52M | /s/ Andrew Nathanson | Andrew Nathanson, Authorized Signatory | 0002021243 |
| Aaron Cowen | 44.1% | 17.8M | 0 | 17.8M | /s/ Aaron Cowen | Aaron Cowen |