SEC Form 4 · accession 0001061983-26-000070
CYTOKINETICS INC · CYTK
Statement of changes in beneficial ownership, as filed. Original on EDGAR ↗
Reporting owner
Sung Lee
Officer — EVP, Chief Financial Officer
Period of report
Jun 29, 2026
Accepted (ET)
Jun 29, 2026 · 5:23 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 | Jun 29, 2026 | M | 188 | $44.36 | A | 63,409 | D | |
| Common Stock | Jun 29, 2026 | M | 822 | $44.36 | A | 64,231 | D | |
| Common Stock | Jun 29, 2026 | M | 1,113 | $48.51 | A | 65,344 | D | |
| Common Stock | Jun 29, 2026 | M | 188 | $44.36 | A | 65,532 | D | |
| Common Stock | Jun 29, 2026 | M | 823 | $44.36 | A | 66,355 | D | |
| Common Stock | Jun 29, 2026 | S | 3,134 | $85.00 | D | 63,221 | D |
Table II — derivative securities
| Security | Conv. / exercise price | Date | Code | Shares | A/D | Exercisable | Expires | Underlying | Underlying shares | Owned after | D/I |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Incentive Stock Option (Right to Buy) | $44.36 | Jun 29, 2026 | M | 188 | D | Apr 14, 2025 | Mar 13, 2035 | Common Stock | 188 | 8,828 | D |
| Non-Qualified Stock Option (Right to Buy) | $44.36 | Jun 29, 2026 | M | 822 | D | Apr 14, 2025 | Mar 13, 2035 | Common Stock | 822 | 40,504 | D |
| Non-Qualified Stock Option (Right to Buy) | $48.51 | Jun 29, 2026 | M | 1,113 | D | Jun 2, 2025 | May 30, 2034 | Common Stock | 1,113 | 52,304 | D |
| Incentive Stock Option (Right to Buy) | $44.36 | Jun 29, 2026 | M | 188 | D | Apr 14, 2025 | Mar 13, 2035 | Common Stock | 188 | 8,640 | D |
| Non-Qualified Stock Option (Right to Buy) | $44.36 | Jun 29, 2026 | M | 823 | D | Apr 14, 2025 | Mar 13, 2035 | Common Stock | 823 | 39,681 | D |