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 |
2025-04-03 Sale |
2025-04-04 4:10 pm |
CYTOKINETICS INC | CYTK | Harrington Robert Arthur Director |
450 | $39.43 | $17,744 | 14,658 (Direct) |
View |
2025-03-04 Sale |
2025-03-04 4:24 pm |
CYTOKINETICS INC | CYTK | Harrington Robert Arthur Director |
900 | $42.5 | $38,250 | 15,108 (Direct) |
View |
2024-07-05 Sale |
2024-07-08 5:06 pm |
CYTOKINETICS INC | CYTK | Harrington Robert Arthur Director |
253 | $54.61 | $13,816 | 15,516 (Direct) |
View |
2024-06-03 Sale |
2024-06-05 5:23 pm |
CYTOKINETICS INC | CYTK | Harrington Robert Arthur Director |
1,580 | $48.64 | $76,851 | 15,541 (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 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 |
2025-01-02 Option Award |
2025-01-06 4:25 pm |
N/A N/A |
CYTOKINETICS INC | CYTK | Harrington Robert Arthur Director |
255 | $48.93 | 16,008 (Direct) |
View |
2024-10-01 Option Award |
2024-10-03 5:28 pm |
N/A N/A |
CYTOKINETICS INC | CYTK | Harrington Robert Arthur Director |
237 | $52.6 | 15,753 (Direct) |
View |
2024-07-01 Option Award |
2024-07-03 8:00 pm |
N/A N/A |
CYTOKINETICS INC | CYTK | Harrington Robert Arthur Director |
228 | $0 | 15,769 (Direct) |
View |
2024-05-15 Option Award |
2024-05-16 6:05 pm |
2024-06-17 2034-05-15 |
CYTOKINETICS INC | CYTK | Harrington Robert Arthur Director |
9,236 | $0 | 20,757 (Direct) |
View |
2024-01-02 Option Award |
2024-01-03 4:20 pm |
N/A N/A |
CYTOKINETICS INC | CYTK | Harrington Robert Arthur Director |
148 | $84.12 | 11,521 (Direct) |
View |
2023-10-02 Option Award |
2023-10-03 4:21 pm |
N/A N/A |
CYTOKINETICS INC | CYTK | Harrington Robert Arthur Director |
448 | $27.88 | 11,373 (Direct) |
View |
2023-07-03 Option Award |
2023-07-05 4:19 pm |
N/A N/A |
CYTOKINETICS INC | CYTK | Harrington Robert Arthur Director |
374 | $33.36 | 10,925 (Direct) |
View |
2023-05-10 Option Award |
2023-05-18 4:43 pm |
2023-06-10 2033-05-10 |
CYTOKINETICS INC | CYTK | Harrington Robert Arthur Director |
15,000 | $0 | 20,551 (Direct) |
View |
2023-04-03 Option Award |
2023-04-05 4:13 pm |
N/A N/A |
CYTOKINETICS INC | CYTK | Harrington Robert Arthur Director |
298 | $37.71 | 5,551 (Direct) |
View |
2023-01-03 Option Award |
2023-01-04 6:46 pm |
N/A N/A |
CYTOKINETICS INC | CYTK | Harrington Robert Arthur Director |
253 | $44.35 | 5,253 (Direct) |
View |
2022-05-10 Option Award |
2022-05-11 6:05 pm |
N/A 2032-05-10 |
CYTOKINETICS INC | CYTK | Harrington Robert Arthur Director |
15,000 | $0 | 15,000 (Direct) |
View |
2022-04-08 Option Award |
2022-04-18 9:22 pm |
N/A 2032-04-08 |
CYTOKINETICS INC | CYTK | Harrington Robert Arthur Director |
35,000 | $41.69 | 35,000 (Direct) |
View |