| Name | Ownership | Shares Owned | sole voting power | shared voting power | Signature | Title | CIK |
|---|---|---|---|---|---|---|---|
| SUVRETTA CAPITAL MANAGEMENT, LLC | 50% | 15,623,659 | 0 | 15,623,659 | /s/ Andrew Nathanson | SUVRETTA CAPITAL MANAGEMENT, LLC | 0001569064 |
| Averill Master Fund, Ltd. | 44% | 13,922,844 | 0 | 13,922,844 | /s/ Andrew Nathanson | Averill Master Fund, Ltd. | 0001939329 |
| Averill Madison Master Fund, Ltd. | 5.4% | 1,700,815 | 0 | 1,700,815 | /s/ Andrew Nathanson | Averill Madison Master Fund, Ltd. | 0002021243 |
| Aaron Cowen | 50% | 15,623,659 | 0 | 15,623,659 | /s/ Aaron Cowen | Aaron Cowen |