| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| WIERENGA WENDALL | Director | 350 OYSTER POINT BLVD, SOUTH SAN FRANCISCO | /s/ John O. Faurescu, attorney-in-fact for Dr. Wierenga | 16 Jul 2025 | 0001235945 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | CYTK | Common Stock | Award | $6,234 | +164 | +0.51% | $38.01 | 32,345 | 15 Jul 2025 | Direct | F1 |
| Id | Content |
|---|---|
| F1 | Director equity in lieu of cash retainer program. |