| Name | Ownership | Shares Owned | sole voting power | shared voting power | Signature | Title | CIK |
|---|---|---|---|---|---|---|---|
| SUVRETTA CAPITAL MANAGEMENT, LLC | 8.6% | 5,567,001 | 0 | 5,567,001 | By: /s/ Andrew Nathanson | Andrew Nathanson, General Counsel and Chief Compliance Officer | |
| AVERILL MASTER FUND, LTD | 7.7% | 4,995,444 | 0 | 4,995,444 | By: /s/ Andrew Nathanson | Andrew Nathanson, Authorized Signatory | |
| AARON COWEN | 8.6% | 5,567,001 | 0 | 5,567,001 | By: /s/ Aaron Cowen | Aaron Cowen |