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 |
2024-01-30 Purchase |
2024-01-30 7:40 pm |
COLUMBIA BANKING SYSTEM INC. | COLB | Finkelstein Mark A Director |
3,592 | $20.87 | $74,965 | 23,908 (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 |
2024-05-10 Option Award |
2024-05-14 5:09 pm |
N/A N/A |
COLUMBIA BANKING SYSTEM INC. | COLB | Finkelstein Mark A Director |
4,183 | $0 | 28,223 (Direct) |
View |
2023-05-18 Option Award |
2023-05-19 7:00 pm |
N/A N/A |
COLUMBIA BANKING SYSTEM INC. | COLB | Finkelstein Mark A Director |
4,028 | $0 | 20,316 (Direct) |
View |
2023-03-02 Option Award |
2023-03-03 6:24 pm |
N/A N/A |
COLUMBIA BANKING SYSTEM INC. | COLB | Finkelstein Mark A Director |
648 | $0 | 16,288 (Direct) |
View |
2023-02-21 Option Award |
2023-02-23 12:47 pm |
N/A N/A |
COLUMBIA BANKING SYSTEM INC. | COLB | Finkelstein Mark A Director |
1,738 | $0 | 15,640 (Direct) |
View |
2021-05-26 Option Award |
2021-05-28 5:23 pm |
N/A N/A |
COLUMBIA BANKING SYSTEM INC. | COLB | Finkelstein Mark A Director |
1,669 | $0 | 13,902 (Direct) |
View |
2020-05-27 Option Award |
2020-05-28 7:54 pm |
N/A N/A |
COLUMBIA BANKING SYSTEM INC. | COLB | Finkelstein Mark A Director |
2,640 | $0 | 12,233 (Direct) |
View |