SEC Form 4 · accession 0001061983-26-000087
CYTOKINETICS INC · CYTK
Statement of changes in beneficial ownership, as filed. Original on EDGAR ↗
Reporting owner
Robert I Blum
Officer — President & CEO · Director
Period of report
Aug 10, 2026
Accepted (ET)
Aug 10, 2026 · 5:11 pm EDT
Rule 10b5-1 plan
yes — trade under a plan
Issuer CIK
0001061983
Table I — non-derivative securities
| Security | Date | Code | Shares | Price | A/D | Owned after | D/I | Nature of ownership |
|---|---|---|---|---|---|---|---|---|
| Common Stock | Aug 10, 2026 | M | 7,500 | $10.60 | A | 385,320 | D | |
| Common Stock | Aug 10, 2026 | S | 7,500 | $76.76 | D | 377,820 | D | |
| Common StockF1 | holding | — | — | — | 2,083 | I | by Trust 1 | |
| Common StockF2 | holding | — | — | — | 2,083 | I | by Trust 2 |
Table II — derivative securities
| Security | Conv. / exercise price | Date | Code | Shares | A/D | Exercisable | Expires | Underlying | Underlying shares | Owned after | D/I |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Non-Qualified Stock Option (Right to Buy) | $10.60 | Aug 10, 2026 | M | 7,500 | D | Mar 28, 2017 | Feb 28, 2027 | Common Stock | 7,500 | 171,745 | D |
Explanation of responses
- F1Shares held by The Bridget Blum 2003 Irrevocable Trust.
- F2Shares held by The Brittany Blum 2003 Irrevocable Trust.