Real time insider trading transaction history:
- Insiders are prohibited from making short-swing profits by trading their shares within 6 months of the registration or acquiring the shares.
- Shares are not adjusted for stock split.
"Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise"
- Peter Lynch
What is insider trading>>
- Peter Lynch
What is insider trading>>
Common stock purchase or sale:
| Transaction Date | Reported DateTime | Company | Symbol | Insider Relationship | Shares Traded | Average Price | Total Amount | Shares Owned | Filing |
| 2025-10-30 Sale | 2025-10-30 4:25 pm | CYTOKINETICS INC | CYTK | Blum Robert I President & CEO | 5,000 | $62.86 | $314,300 | 362,274 (Indirect Direct) | View |
| 2025-10-16 Sale | 2025-10-16 5:05 pm | CYTOKINETICS INC | CYTK | Blum Robert I President & CEO | 5,000 | $60.03 | $300,150 | 367,274 (Indirect Direct) | View |
| 2025-10-01 Sale | 2025-10-01 4:26 pm | CYTOKINETICS INC | CYTK | Blum Robert I President & CEO | 5,000 | $55.05 | $275,250 | 372,274 (Indirect Direct) | View |
| 2025-09-15 Sale | 2025-09-15 4:47 pm | CYTOKINETICS INC | CYTK | Blum Robert I President & CEO | 5,000 | $49.77 | $248,850 | 377,274 (Indirect Direct) | View |
| 2025-09-02 Sale | 2025-09-02 4:31 pm | CYTOKINETICS INC | CYTK | Blum Robert I President & CEO | 5,000 | $48.76 | $243,800 | 382,274 (Indirect Direct) | View |
| 2025-08-15 Sale | 2025-08-15 4:23 pm | CYTOKINETICS INC | CYTK | Blum Robert I President & CEO | 5,000 | $38.42 | $192,100 | 387,274 (Indirect Direct) | View |
| 2025-07-29 Sale | 2025-07-31 4:38 pm | CYTOKINETICS INC | CYTK | Blum Robert I President & CEO | 5,000 | $36.45 | $182,250 | 392,274 (Indirect Direct) | View |
| 2025-07-14 Sale | 2025-07-15 5:38 pm | CYTOKINETICS INC | CYTK | Blum Robert I President & CEO | 5,000 | $38.15 | $190,750 | 397,274 (Indirect Direct) | View |
| 2025-07-01 Sale | 2025-07-02 3:51 pm | CYTOKINETICS INC | CYTK | Blum Robert I President & CEO | 5,000 | $33.55 | $167,750 | 402,274 (Indirect Direct) | View |
| 2025-06-16 Sale | 2025-06-16 5:19 pm | CYTOKINETICS INC | CYTK | Blum Robert I President & CEO | 5,000 | $33.8 | $169,000 | 407,274 (Indirect Direct) | View |
| 2025-06-02 Sale | 2025-06-02 4:33 pm | CYTOKINETICS INC | CYTK | Blum Robert I President & CEO | 5,000 | $31.22 | $156,100 | 412,274 (Indirect Direct) | View |
| 2025-05-16 Sale | 2025-05-16 4:23 pm | CYTOKINETICS INC | CYTK | Blum Robert I President & CEO | 5,000 | $30.93 | $154,650 | 416,795 (Indirect Direct) | View |
| 2025-04-29 Sale | 2025-04-29 4:33 pm | CYTOKINETICS INC | CYTK | Blum Robert I President & CEO | 5,000 | $40.96 | $204,800 | 421,795 (Indirect Direct) | View |
| 2025-04-10 Sale | 2025-04-10 5:40 pm | CYTOKINETICS INC | CYTK | Blum Robert I President & CEO | 5,000 | $36.77 | $183,850 | 426,795 (Indirect Direct) | View |
| 2025-03-31 Sale | 2025-03-31 4:28 pm | CYTOKINETICS INC | CYTK | Blum Robert I President & CEO | 15,000 | $40.75 | $611,250 | 431,795 (Indirect Direct) | View |
| 2025-03-17 Sale | 2025-03-17 8:19 pm | CYTOKINETICS INC | CYTK | Blum Robert I President & CEO | 12,648 | $44.38 | $561,318 | 330,699 (Indirect Direct) | View |
| 2025-03-17 Sale | 2025-03-17 4:36 pm | CYTOKINETICS INC | CYTK | Blum Robert I President & CEO | 25,000 | $44.65 | $1,116,250 | 343,347 (Indirect Direct) | View |
| 2025-03-06 Sale | 2025-03-07 8:39 pm | CYTOKINETICS INC | CYTK | Blum Robert I President & CEO | 16,970 | $43.44 | $737,177 | 368,347 (Indirect Direct) | View |
| 2025-03-05 Sale | 2025-03-05 4:43 pm | CYTOKINETICS INC | CYTK | Blum Robert I President & CEO | 25,000 | $43.23 | $1,080,750 | 385,317 (Indirect Direct) | View |
| 2025-03-03 Sale | 2025-03-05 4:34 pm | CYTOKINETICS INC | CYTK | Blum Robert I President & CEO | 8,743 | $42.88 | $374,900 | 410,317 (Indirect Direct) | View |
| 2024-12-02 Sale | 2024-12-02 6:46 pm | CYTOKINETICS INC | CYTK | Blum Robert I President & CEO | 5,000 | $50.76 | $253,800 | 456,571 (Indirect Direct) | View |
| 2024-11-18 Sale | 2024-11-19 4:16 pm | CYTOKINETICS INC | CYTK | Blum Robert I President & CEO | 5,000 | $50.55 | $252,750 | 461,349 (Indirect Direct) | View |
| 2024-11-01 Sale | 2024-11-04 5:45 pm | CYTOKINETICS INC | CYTK | Blum Robert I President & CEO | 5,000 | $51.63 | $258,150 | 466,349 (Indirect Direct) | View |
| 2024-10-09 Sale | 2024-10-10 4:00 pm | CYTOKINETICS INC | CYTK | Blum Robert I President & CEO | 5,000 | $55.61 | $278,050 | 471,349 (Indirect Direct) | View |
| 2024-09-30 Sale | 2024-09-30 6:56 pm | CYTOKINETICS INC | CYTK | Blum Robert I President & CEO | 5,000 | $52.14 | $260,700 | 476,349 (Indirect Direct) | View |
| 2024-09-16 Sale | 2024-09-17 4:10 pm | CYTOKINETICS INC | CYTK | Blum Robert I President & CEO | 5,000 | $55.99 | $279,950 | 481,349 (Indirect Direct) | View |
| 2024-09-03 Sale | 2024-09-03 5:09 pm | CYTOKINETICS INC | CYTK | Blum Robert I President & CEO | 5,000 | $57.03 | $285,150 | 486,349 (Indirect Direct) | View |
| 2024-08-12 Sale | 2024-08-12 5:32 pm | CYTOKINETICS INC | CYTK | Blum Robert I President & CEO | 11,500 | $55.17 | $634,455 | 493,305 (Indirect Direct) | View |
| 2024-07-30 Sale | 2024-07-31 4:36 pm | CYTOKINETICS INC | CYTK | Blum Robert I President & CEO | 11,500 | $59.49 | $684,135 | 504,805 (Indirect Direct) | View |
| 2024-07-10 Sale | 2024-07-10 5:24 pm | CYTOKINETICS INC | CYTK | Blum Robert I President & CEO | 11,500 | $54.29 | $624,335 | 516,305 (Indirect Direct) | View |
| 2024-07-01 Sale | 2024-07-01 5:04 pm | CYTOKINETICS INC | CYTK | Blum Robert I President & CEO | 11,500 | $54.05 | $621,575 | 409,311 (Indirect Direct) | View |
| 2024-06-17 Sale | 2024-06-17 5:13 pm | CYTOKINETICS INC | CYTK | Blum Robert I President & CEO | 22,500 | $52.6 | $1,183,391 | 420,811 (Indirect Direct) | View |
| 2024-06-04 Sale | 2024-06-07 4:03 pm | CYTOKINETICS INC | CYTK | Blum Robert I President & CEO | 22,500 | $48.85 | $1,099,125 | 443,311 (Indirect Direct) | View |
Stock options: Exercise, Award, Grant, Conversion
| Transaction Date | Reported DateTime | Exercisable Expiration | Company | Symnbol | Insider Relationship | Shares Traded | Conversion Price | Shares Owned | Filing |
| 2025-12-22 Option Award | 2025-12-29 4:09 pm | N/A N/A | CYTOKINETICS INC | CYTK | Blum Robert I President & CEO | 5,765 | $0 | 403,770 (Direct) | View |
| 2025-12-22 Tax Withholding | 2025-12-29 4:09 pm | N/A N/A | CYTOKINETICS INC | CYTK | Blum Robert I President & CEO | 2,935 | $62.72 | 403,770 (Direct) | View |
| 2025-12-22 Exercise | 2025-12-23 4:26 pm | N/A N/A | CYTOKINETICS INC | CYTK | Blum Robert I President & CEO | 71,233 | $6.67 | 395,175 (Direct) | View |
| 2025-12-22 Exercise | 2025-12-23 4:26 pm | 2016-03-23 2026-02-23 | CYTOKINETICS INC | CYTK | Blum Robert I President & CEO | 71,233 | $0 | 395,175 (Direct) | View |
| 2025-12-22 Tax Withholding | 2025-12-23 4:26 pm | N/A N/A | CYTOKINETICS INC | CYTK | Blum Robert I President & CEO | 30,426 | $68.18 | 395,175 (Direct) | View |
| 2025-12-03 Tax Withholding | 2025-12-05 4:17 pm | N/A N/A | CYTOKINETICS INC | CYTK | Blum Robert I President & CEO | 5,930 | $65.02 | 354,368 (Direct) | View |
| 2025-11-05 Gift | 2025-11-05 4:22 pm | N/A N/A | CYTOKINETICS INC | CYTK | Blum Robert I President & CEO | 2,000 | $0 | 360,274 (Direct) | View |
| 2025-03-14 Option Award | 2025-03-18 4:08 pm | 2025-04-14 2035-03-13 | CYTOKINETICS INC | CYTK | Blum Robert I President & CEO | 294,897 | $0 | 663,244 (Direct) | View |
| 2024-12-03 Option Award | 2024-12-05 4:10 pm | N/A N/A | CYTOKINETICS INC | CYTK | Blum Robert I President & CEO | 23,059 | $0 | 419,060 (Direct) | View |
| 2024-12-03 Tax Withholding | 2024-12-05 4:10 pm | N/A N/A | CYTOKINETICS INC | CYTK | Blum Robert I President & CEO | 5,843 | $51.51 | 419,060 (Direct) | View |
| 2024-12-02 Exercise | 2024-12-02 6:46 pm | N/A N/A | CYTOKINETICS INC | CYTK | Blum Robert I President & CEO | 5,000 | $6.67 | 456,571 (Direct) | View |
| 2024-12-02 Exercise | 2024-12-02 6:46 pm | 2016-03-23 2026-02-23 | CYTOKINETICS INC | CYTK | Blum Robert I President & CEO | 5,000 | $0 | 456,571 (Direct) | View |
| 2024-11-18 Exercise | 2024-11-19 4:16 pm | N/A N/A | CYTOKINETICS INC | CYTK | Blum Robert I President & CEO | 5,000 | $6.67 | 461,349 (Direct) | View |
| 2024-11-18 Exercise | 2024-11-19 4:16 pm | 2016-03-23 2026-02-23 | CYTOKINETICS INC | CYTK | Blum Robert I President & CEO | 5,000 | $0 | 461,349 (Direct) | View |
| 2024-11-01 Exercise | 2024-11-04 5:45 pm | N/A N/A | CYTOKINETICS INC | CYTK | Blum Robert I President & CEO | 5,000 | $6.67 | 466,349 (Direct) | View |
| 2024-11-01 Exercise | 2024-11-04 5:45 pm | 2016-03-23 2026-02-23 | CYTOKINETICS INC | CYTK | Blum Robert I President & CEO | 5,000 | $0 | 466,349 (Direct) | View |
| 2024-10-09 Exercise | 2024-10-10 4:00 pm | N/A N/A | CYTOKINETICS INC | CYTK | Blum Robert I President & CEO | 5,000 | $6.67 | 471,349 (Direct) | View |
| 2024-10-09 Exercise | 2024-10-10 4:00 pm | 2016-03-23 2026-02-23 | CYTOKINETICS INC | CYTK | Blum Robert I President & CEO | 5,000 | $0 | 471,349 (Direct) | View |
| 2024-09-30 Exercise | 2024-09-30 6:56 pm | N/A N/A | CYTOKINETICS INC | CYTK | Blum Robert I President & CEO | 5,000 | $6.67 | 476,349 (Direct) | View |
| 2024-09-30 Exercise | 2024-09-30 6:56 pm | 2016-03-23 2026-02-23 | CYTOKINETICS INC | CYTK | Blum Robert I President & CEO | 5,000 | $0 | 476,349 (Direct) | View |
| 2024-09-16 Exercise | 2024-09-17 4:10 pm | N/A N/A | CYTOKINETICS INC | CYTK | Blum Robert I President & CEO | 5,000 | $6.67 | 481,349 (Direct) | View |
| 2024-09-16 Exercise | 2024-09-17 4:10 pm | 2016-03-23 2026-02-23 | CYTOKINETICS INC | CYTK | Blum Robert I President & CEO | 5,000 | $0 | 481,349 (Direct) | View |
| 2024-09-03 Exercise | 2024-09-03 5:09 pm | N/A N/A | CYTOKINETICS INC | CYTK | Blum Robert I President & CEO | 5,000 | $6.67 | 486,349 (Direct) | View |
| 2024-09-03 Exercise | 2024-09-03 5:09 pm | 2016-03-23 2026-02-23 | CYTOKINETICS INC | CYTK | Blum Robert I President & CEO | 5,000 | $0 | 486,349 (Direct) | View |
| 2024-08-19 Gift | 2024-08-19 4:00 pm | N/A N/A | CYTOKINETICS INC | CYTK | Blum Robert I President & CEO | 1,956 | $0 | 401,622 (Direct) | View |
| 2024-08-12 Exercise | 2024-08-12 5:32 pm | N/A N/A | CYTOKINETICS INC | CYTK | Blum Robert I President & CEO | 11,500 | $6.67 | 493,305 (Direct) | View |
| 2024-08-12 Exercise | 2024-08-12 5:32 pm | 2016-03-23 2026-02-23 | CYTOKINETICS INC | CYTK | Blum Robert I President & CEO | 11,500 | $0 | 493,305 (Direct) | View |
| 2024-07-30 Exercise | 2024-07-31 4:36 pm | N/A N/A | CYTOKINETICS INC | CYTK | Blum Robert I President & CEO | 11,500 | $6.67 | 504,805 (Direct) | View |
| 2024-07-30 Exercise | 2024-07-31 4:36 pm | 2016-03-23 2026-02-23 | CYTOKINETICS INC | CYTK | Blum Robert I President & CEO | 11,500 | $0 | 504,805 (Direct) | View |
| 2024-07-10 Exercise | 2024-07-10 5:24 pm | N/A N/A | CYTOKINETICS INC | CYTK | Blum Robert I President & CEO | 5,767 | $6.67 | 516,305 (Direct) | View |
| 2024-07-10 Exercise | 2024-07-10 5:24 pm | 2016-03-23 2026-02-23 | CYTOKINETICS INC | CYTK | Blum Robert I President & CEO | 5,767 | $0 | 516,305 (Direct) | View |