| Name | Ownership | Shares Owned | sole voting power | shared voting power | Signature | Title | CIK |
|---|---|---|---|---|---|---|---|
| SUVRETTA CAPITAL MANAGEMENT, LLC | 7.8% | 10,286,937 | 0 | 10,286,937 | By: /s/ Andrew Nathanson | Andrew Nathanson, General Counsel and Chief Compliance Officer | |
| AVERILL MASTER FUND, LTD. | 6.6% | 8,800,438 | 0 | 8,800,438 | By: /s/ Andrew Nathanson | Andrew Nathanson, Authorized Signatory | |
| AARON COWEN | 7.8% | 10,286,937 | 0 | 10,286,937 | By: /s/ Aaron Cowen | Aaron Cowen |