| Name | Ownership | Shares Owned | sole voting power | shared voting power | Signature | Title | CIK |
|---|---|---|---|---|---|---|---|
| SUVRETTA CAPITAL MANAGEMENT, LLC | 9.9% | 15.2M | 0 | 15.2M | /s/ Andrew Nathanson | Andrew Nathanson / General Counsel and Chief Compliance Officer | |
| Aaron Cowen | 9.9% | 15.2M | 0 | 15.2M | /s/ Aaron Cowen | Aaron Cowen | |
| Averill Master Fund, Ltd. | 8.81% | 13.4M | 0 | 13.4M | /s/ Andrew Nathanson | Andrew Nathanson / Authorized Signatory |