| Name | Ownership | Shares Owned | sole voting power | shared voting power | Signature | Title | CIK |
|---|---|---|---|---|---|---|---|
| Helix Holdings II LLC | 21% | 4,989,000 | 4,989,000 | 0 | /s/ Bihua Chen | Bihua Chen, Managing Member | 0001869101 |
| Cormorant Private Healthcare Fund III, LP | 7.6% | 1,427,040 | 1,427,040 | 0 | /s/ Bihua Chen | Bihua Chen, Managing Member of Cormorant Private Healthcare GP III, LLC, General Partner of Cormorant Private Healthcare Fund III, LP | 0001817320 |
| Cormorant Private Healthcare GP III, LLC | 7.6% | 1,427,040 | 1,427,040 | 0 | /s/ Bihua Chen | Bihua Chen, Managing Member | |
| Bihua Chen | 32% | 7,389,000 | 7,389,000 | 0 | /s/ Bihua Chen | Bihua Chen, Self | 0001599214 |