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 |
2025-01-02 Sale |
2025-01-06 8:03 pm |
Penumbra Inc | PEN | Kassing Don W. Director |
170 | $238.84 | $40,603 | 9,165 (Indirect Direct) |
View |
2024-10-01 Sale |
2024-10-03 7:32 pm |
Penumbra Inc | PEN | Kassing Don W. Director |
170 | $193.93 | $32,968 | 9,335 (Indirect Direct) |
View |
2024-07-01 Sale |
2024-07-03 8:02 pm |
Penumbra Inc | PEN | Kassing Don W. Director |
170 | $179.99 | $30,598 | 9,505 (Indirect Direct) |
View |
2024-04-01 Sale |
2024-04-03 7:42 pm |
Penumbra Inc | PEN | Kassing Don W. Director |
170 | $223.18 | $37,941 | 9,675 (Indirect Direct) |
View |
2024-03-01 Sale |
2024-03-05 7:46 pm |
Penumbra Inc | PEN | Kassing Don W. Director |
778 | $234.72 | $182,612 | 9,845 (Indirect Direct) |
View |
2023-09-08 Sale |
2023-09-12 8:03 pm |
Penumbra Inc | PEN | Kassing Don W. Director |
444 | $288.66 | $128,165 | 9,958 (Indirect Direct) |
View |
2023-08-08 Sale |
2023-08-09 8:09 pm |
Penumbra Inc | PEN | Kassing Don W. Director |
323 | $251 | $81,073 | 10,402 (Indirect Direct) |
View |
2023-01-27 Sale |
2023-01-31 7:33 pm |
Penumbra Inc | PEN | Kassing Don W. Director |
693 | $243.54 | $168,773 | 10,045 (Indirect Direct) |
View |
2020-10-09 Sale |
2020-10-14 8:46 pm |
Penumbra Inc | PEN | Kassing Don W. Director |
712 | $209.76 | $149,347 | 9,493 (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 |
2025-02-14 Option Award |
2025-02-19 7:39 pm |
N/A N/A |
Penumbra Inc | PEN | Kassing Don W. Director |
744 | $0 | 9,909 (Direct) |
View |
2024-02-16 Option Award |
2024-02-21 7:54 pm |
N/A N/A |
Penumbra Inc | PEN | Kassing Don W. Director |
665 | $0 | 10,623 (Direct) |
View |
2023-02-17 Option Award |
2023-02-22 7:47 pm |
N/A N/A |
Penumbra Inc | PEN | Kassing Don W. Director |
680 | $0 | 10,725 (Direct) |
View |
2022-02-18 Option Award |
2022-02-23 8:57 pm |
N/A N/A |
Penumbra Inc | PEN | Kassing Don W. Director |
710 | $0 | 10,738 (Direct) |
View |
2021-02-19 Option Award |
2021-02-23 8:56 pm |
N/A N/A |
Penumbra Inc | PEN | Kassing Don W. Director |
535 | $0 | 10,028 (Direct) |
View |