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 |
2025-04-15 Sale | 2025-04-16 4:25 pm | CYTOKINETICS INC | CYTK | HENDERSON JOHN T Director | 3,190 | $38.66 | $123,325 | 66,431 (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 |
2025-04-08 Sale | 2025-04-08 6:02 pm | CYTOKINETICS INC | CYTK | Malik Fady Ibraham EVP Research & Development | 2,000 | $36.18 | $72,360 | 167,360 (Direct) | View |
2025-04-07 Sale | 2025-04-07 5:03 pm | CYTOKINETICS INC | CYTK | Callos Andrew EVP, Chief Commercial Officer | 2,886 | $35.78 | $103,261 | 64,689 (Direct) | View |
2025-04-03 Sale | 2025-04-04 4:10 pm | CYTOKINETICS INC | CYTK | Harrington Robert Arthur Director | 450 | $39.43 | $17,744 | 14,658 (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 |
2025-03-18 Sale | 2025-03-18 4:29 pm | CYTOKINETICS INC | CYTK | Malik Fady Ibraham EVP Research & Development | 2,000 | $43.58 | $87,160 | 169,560 (Direct) | View |
2025-03-17 Sale | 2025-03-17 8:23 pm | CYTOKINETICS INC | CYTK | Callos Andrew EVP, Chief Commercial Officer | 2,775 | $44.38 | $123,155 | 34,888 (Direct) | View |
2025-03-17 Sale | 2025-03-17 8:21 pm | CYTOKINETICS INC | CYTK | Malik Fady Ibraham EVP Research & Development | 4,389 | $44.38 | $194,784 | 101,005 (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 |
2025-03-17 Sale | 2025-03-17 4:33 pm | CYTOKINETICS INC | CYTK | Callos Andrew EVP, Chief Commercial Officer | 20,900 | $45.14 | $943,426 | 166,663 (Direct) | View |
2025-03-14 Sale | 2025-03-14 8:53 pm | CYTOKINETICS INC | CYTK | Callos Andrew EVP, Chief Commercial Officer | 100 | $45 | $4,500 | 187,563 (Direct) | View |
2025-03-13 Sale | 2025-03-13 4:30 pm | CYTOKINETICS INC | CYTK | Callos Andrew EVP, Chief Commercial Officer | 26,771 | $43.62 | $1,167,751 | 37,663 (Direct) | View |
2025-03-06 Sale | 2025-03-07 8:43 pm | CYTOKINETICS INC | CYTK | Callos Andrew EVP, Chief Commercial Officer | 3,341 | $43.27 | $144,565 | 64,434 (Direct) | View |
2025-03-06 Sale | 2025-03-07 8:41 pm | CYTOKINETICS INC | CYTK | Malik Fady Ibraham EVP Research & Development | 8,228 | $43.27 | $356,026 | 105,394 (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 4:39 pm | CYTOKINETICS INC | CYTK | Malik Fady Ibraham EVP Research & Development | 2,449 | $42.88 | $105,013 | 113,622 (Direct) | View |
2025-03-03 Sale | 2025-03-05 4:37 pm | CYTOKINETICS INC | CYTK | Callos Andrew EVP, Chief Commercial Officer | 1,114 | $42.88 | $47,768 | 67,775 (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 |
2025-03-04 Sale | 2025-03-04 4:27 pm | CYTOKINETICS INC | CYTK | Malik Fady Ibraham EVP Research & Development | 2,000 | $42.5 | $85,000 | 147,176 (Direct) | View |
2025-03-04 Sale | 2025-03-04 4:24 pm | CYTOKINETICS INC | CYTK | Harrington Robert Arthur Director | 900 | $42.5 | $38,250 | 15,108 (Direct) | View |
2025-02-18 Sale | 2025-02-18 4:32 pm | CYTOKINETICS INC | CYTK | Malik Fady Ibraham EVP Research & Development | 2,000 | $45.98 | $91,960 | 149,176 (Direct) | View |
2025-02-04 Sale | 2025-02-04 4:31 pm | CYTOKINETICS INC | CYTK | Malik Fady Ibraham EVP Research & Development | 2,000 | $48.06 | $96,120 | 151,176 (Direct) | View |
2025-01-21 Sale | 2025-01-21 4:29 pm | CYTOKINETICS INC | CYTK | Malik Fady Ibraham EVP Research & Development | 2,000 | $45.92 | $91,840 | 153,176 (Direct) | View |
2025-01-07 Sale | 2025-01-10 4:25 pm | CYTOKINETICS INC | CYTK | Malik Fady Ibraham EVP Research & Development | 2,000 | $49.32 | $98,640 | 155,176 (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 |
2025-04-15 Exercise | 2025-04-16 4:25 pm | 2015-06-22 2025-05-20 | CYTOKINETICS INC | CYTK | HENDERSON JOHN T Director | 20,000 | $0 | 66,431 (Direct) | View |
2025-04-15 Exercise | 2025-04-16 4:25 pm | N/A N/A | CYTOKINETICS INC | CYTK | HENDERSON JOHN T Director | 20,000 | $6.21 | 66,431 (Direct) | View |
2025-04-15 Option Award | 2025-04-16 4:07 pm | N/A N/A | CYTOKINETICS INC | CYTK | HENDERSON JOHN T Director | 551 | $38.56 | 66,431 (Direct) | View |
2025-04-15 Option Award | 2025-04-16 4:06 pm | N/A N/A | CYTOKINETICS INC | CYTK | Harrington Robert Arthur Director | 324 | $38.56 | 14,982 (Direct) | View |
2025-04-15 Option Award | 2025-04-16 4:05 pm | N/A N/A | CYTOKINETICS INC | CYTK | Kaye Edward M. MD Director | 324 | $38.56 | 25,961 (Direct) | View |
2025-04-15 Option Award | 2025-04-16 4:04 pm | N/A N/A | CYTOKINETICS INC | CYTK | WIERENGA WENDALL Director | 162 | $38.56 | 24,848 (Direct) | View |
2025-04-15 Option Award | 2025-04-16 4:02 pm | N/A N/A | CYTOKINETICS INC | CYTK | Wysenski Nancy Director | 162 | $38.56 | 23,277 (Direct) | View |
2025-04-08 Exercise | 2025-04-08 6:02 pm | 2017-03-28 2027-02-28 | CYTOKINETICS INC | CYTK | Malik Fady Ibraham EVP Research & Development | 2,000 | $0 | 167,360 (Direct) | View |
2025-04-08 Exercise | 2025-04-08 6:02 pm | N/A N/A | CYTOKINETICS INC | CYTK | Malik Fady Ibraham EVP Research & Development | 2,000 | $10.6 | 167,360 (Direct) | View |
2025-03-19 Gift | 2025-03-19 6:03 pm | N/A N/A | CYTOKINETICS INC | CYTK | Malik Fady Ibraham EVP Research & Development | 200 | $0 | 140,255 (Direct) | View |
2025-03-18 Exercise | 2025-03-18 4:29 pm | 2017-03-28 2027-02-28 | CYTOKINETICS INC | CYTK | Malik Fady Ibraham EVP Research & Development | 2,000 | $0 | 169,560 (Direct) | View |
2025-03-18 Exercise | 2025-03-18 4:29 pm | N/A N/A | CYTOKINETICS INC | CYTK | Malik Fady Ibraham EVP Research & Development | 2,000 | $10.6 | 169,560 (Direct) | View |
2025-03-14 Option Award | 2025-03-18 4:24 pm | 2025-04-14 2035-03-13 | CYTOKINETICS INC | CYTK | Lee Sung EVP, Chief Financial Officer | 83,029 | $0 | 124,784 (Direct) | View |
2025-03-14 Option Award | 2025-03-18 4:20 pm | 2025-04-14 2035-03-14 | CYTOKINETICS INC | CYTK | Callos Andrew EVP, Chief Commercial Officer | 83,029 | $0 | 120,692 (Direct) | View |
2025-03-14 Option Award | 2025-03-18 4:17 pm | 2025-04-14 2035-03-13 | CYTOKINETICS INC | CYTK | Malik Fady Ibraham EVP Research & Development | 100,208 | $0 | 205,602 (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 |
2025-03-17 Exercise | 2025-03-17 4:33 pm | 2022-03-31 2031-03-31 | CYTOKINETICS INC | CYTK | Callos Andrew EVP, Chief Commercial Officer | 20,900 | $0 | 166,663 (Direct) | View |
2025-03-17 Exercise | 2025-03-17 4:33 pm | N/A N/A | CYTOKINETICS INC | CYTK | Callos Andrew EVP, Chief Commercial Officer | 20,900 | $23.26 | 166,663 (Direct) | View |
2025-03-14 Exercise | 2025-03-14 8:53 pm | 2022-03-31 2031-03-31 | CYTOKINETICS INC | CYTK | Callos Andrew EVP, Chief Commercial Officer | 100 | $0 | 187,563 (Direct) | View |
2025-03-14 Exercise | 2025-03-14 8:53 pm | N/A N/A | CYTOKINETICS INC | CYTK | Callos Andrew EVP, Chief Commercial Officer | 100 | $23.26 | 187,563 (Direct) | View |
2025-03-04 Exercise | 2025-03-04 4:27 pm | 2017-03-28 2027-02-28 | CYTOKINETICS INC | CYTK | Malik Fady Ibraham EVP Research & Development | 2,000 | $0 | 147,176 (Direct) | View |
2025-03-04 Exercise | 2025-03-04 4:27 pm | N/A N/A | CYTOKINETICS INC | CYTK | Malik Fady Ibraham EVP Research & Development | 2,000 | $10.6 | 147,176 (Direct) | View |
2025-02-18 Exercise | 2025-02-18 4:32 pm | 2017-03-28 2027-02-28 | CYTOKINETICS INC | CYTK | Malik Fady Ibraham EVP Research & Development | 2,000 | $0 | 149,176 (Direct) | View |
2025-02-18 Exercise | 2025-02-18 4:32 pm | N/A N/A | CYTOKINETICS INC | CYTK | Malik Fady Ibraham EVP Research & Development | 2,000 | $10.6 | 149,176 (Direct) | View |
2025-02-10 Option Award | 2025-02-11 08:26 am | 2025-03-10 2035-02-12 | CYTOKINETICS INC | CYTK | Landry Robert E Director | 25,538 | $0 | 25,538 (Direct) | View |
2025-02-04 Exercise | 2025-02-04 4:31 pm | 2017-03-28 2027-02-28 | CYTOKINETICS INC | CYTK | Malik Fady Ibraham EVP Research & Development | 2,000 | $0 | 151,176 (Direct) | View |
2025-02-04 Exercise | 2025-02-04 4:31 pm | N/A N/A | CYTOKINETICS INC | CYTK | Malik Fady Ibraham EVP Research & Development | 2,000 | $10.6 | 151,176 (Direct) | View |
2025-01-21 Exercise | 2025-01-21 4:29 pm | 2017-03-28 2027-02-28 | CYTOKINETICS INC | CYTK | Malik Fady Ibraham EVP Research & Development | 2,000 | $0 | 153,176 (Direct) | View |
2025-01-21 Exercise | 2025-01-21 4:29 pm | N/A N/A | CYTOKINETICS INC | CYTK | Malik Fady Ibraham EVP Research & Development | 2,000 | $10.6 | 153,176 (Direct) | View |
2025-01-07 Exercise | 2025-01-10 4:25 pm | 2017-03-28 2027-02-28 | CYTOKINETICS INC | CYTK | Malik Fady Ibraham EVP Research & Development | 2,000 | $0 | 155,176 (Direct) | View |
2025-01-07 Exercise | 2025-01-10 4:25 pm | N/A N/A | CYTOKINETICS INC | CYTK | Malik Fady Ibraham EVP Research & Development | 2,000 | $10.6 | 155,176 (Direct) | View |
2025-01-02 Option Award | 2025-01-06 4:27 pm | N/A N/A | CYTOKINETICS INC | CYTK | HENDERSON JOHN T Director | 434 | $48.93 | 49,070 (Direct) | View |