| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| Gottesdiener Keith Michael | Director | C/O SEPTERNA, INC., 250 EAST GRAND AVENUE, SOUTH SAN FRANCISCO | /s/ Gil M. Labrucherie, Attorney-in-Fact | 29 Sep 2025 | 0001615856 |
No securities are beneficially owned.
Exhibit 24 - Power of Attorney