| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| Callos Andrew | EVP, Chief Commercial Officer | 350 OYSTER POINT BLVD, SOUTH SAN FRANCISCO | /s/ John O. Faurescu, attorney-in-fact for Mr. Callos | 10 Mar 2026 | 0001852129 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | CYTK | Common Stock | Sale | $156,779 | -2,582 | -5.1% | $60.72 | 47,858 | 09 Mar 2026 | Direct | F1 |
| Id | Content |
|---|---|
| F1 | Sell to cover transaction to satisfy company tax withholding obligations upon vesting of RSUs. |