| Name | Ownership | Shares Owned | sole voting power | shared voting power | Signature | Title | CIK |
|---|---|---|---|---|---|---|---|
| Logos Global Management LP | 9.9% | 4,435,444 | 0 | 4,435,444 | /s/ Arsani William | Managing Partner | |
| Logos Global Management GP LLC | 9.9% | 4,435,444 | 0 | 4,435,444 | /s/ Arsani William | Managing Member | |
| Logos Opportunities Fund IV LP | 7.9% | 3,489,444 | 0 | 3,489,444 | /s/ Arsani William | Managing Member of Logos Opportunities Fund IV GP LLC, General Partner of Logos Opportunities Fund IV LP | |
| Logos Opportunities Fund IV GP LLC | 7.9% | 3,489,444 | 0 | 3,489,444 | /s/ Arsani William | Managing Member | |
| William Arsani | 9.9% | 4,435,444 | 0 | 4,435,444 | /s/ Arsani William | Reporting person | |
| Graham G. Walmsley | 7.9% | 3,489,444 | 0 | 3,489,444 | /s/ Arsani William | Reporting person |