| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| Fairmount Funds Management LLC | Director, 10%+ Owner | 200 BARR HARBOR DRIVE, SUITE 400, WEST CONSHOHOCKEN | /s/ Peter Harwin, Managing Member of Fairmount Funds Management LLC | 2025-10-27 | 0001802528 |
| Fairmount Healthcare Fund II GP LLC | Director, 10%+ Owner | 200 BARR HARBOR DRIVE, SUITE 400, WEST CONSHOHOCKEN | /s/ Peter Harwin, Managing Member of Fairmount Healthcare Fund II GP LLC | 2025-10-27 | 0001830382 |
| Fairmount Healthcare Fund II L.P. | Director, 10%+ Owner | 200 BARR HARBOR DRIVE, SUITE 400, WEST CONSHOHOCKEN | /s/ Peter Harwin, Managing Member of Fairmount Healthcare Fund II L.P | 2025-10-27 | 0001769651 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | VRDN | Common Stock | Purchase | $10M | +455K | +13.14% | $22.00 | 3.91M | Oct 23, 2025 | Fairmount Healthcare Fund II LP | F1 |
| Id | Content |
|---|---|
| F1 | Fairmount Funds Management LLC ("Fairmount") and Fairmount Healthcare Fund II GP LLC ("Fairmount GP II") have voting power and investment power over the securities held by Fairmount Healthcare Fund II LP ("Fund II"). They disclaim beneficial ownership of securities held by Fund II for purposes of Rule 16a-1(a)(2), except to the extent of their pecuniary interest therein. |
The Reporting Persons may each be deemed a director by deputization of Issuer by virtue of the fact that Tomas Kiselak serves on the board of directors of Issuer and is also a Managing Member of Fairmount Funds Management LLC.