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>>

Stock options: Exercise, Award, Grant, Conversion
Transaction Date |
Reported DateTime |
Exercisable Expiration |
Company | Symnbol | Insider Relationship |
Shares Traded |
Conversion Price |
Shares Owned |
Filing |
2025-02-28 Tax Withholding |
2025-03-04 3:55 pm |
N/A N/A |
COLUMBIA BANKING SYSTEM INC. | COLB | Anderson Drew K Chief Administrative Officer |
3,071 | $26.73 | 23,342 (Direct) |
View |
2025-02-25 Option Award |
2025-02-26 3:41 pm |
N/A N/A |
COLUMBIA BANKING SYSTEM INC. | COLB | Anderson Drew K Chief Administrative Officer |
52,629 | $26.6 | 116,361 (Direct) |
View |
2025-02-14 Tax Withholding |
2025-02-18 6:54 pm |
N/A N/A |
COLUMBIA BANKING SYSTEM INC. | COLB | Anderson Drew K Chief Administrative Officer |
884 | $27.41 | 26,413 (Direct) |
View |
2024-06-21 Tax Withholding |
2024-06-24 4:00 pm |
N/A N/A |
COLUMBIA BANKING SYSTEM INC. | COLB | Anderson Drew K Chief Administrative Officer |
576 | $18.43 | 27,297 (Direct) |
View |
2024-03-08 Tax Withholding |
2024-03-12 5:23 pm |
N/A N/A |
COLUMBIA BANKING SYSTEM INC. | COLB | Anderson Drew K Chief Administrative Officer |
298 | $19.51 | 27,873 (Direct) |
View |
2024-03-01 Option Award |
2024-03-04 7:34 pm |
N/A N/A |
COLUMBIA BANKING SYSTEM INC. | COLB | Anderson Drew K Chief Administrative Officer |
22,381 | $17.87 | 44,956 (Direct) |
View |
2024-02-28 Tax Withholding |
2024-03-01 4:48 pm |
N/A N/A |
COLUMBIA BANKING SYSTEM INC. | COLB | Anderson Drew K Chief Administrative Officer |
1,264 | $17.76 | 16,980 (Direct) |
View |
2024-02-15 Tax Withholding |
2024-02-20 6:50 pm |
N/A N/A |
COLUMBIA BANKING SYSTEM INC. | COLB | Anderson Drew K Chief Administrative Officer |
884 | $19.01 | 18,244 (Direct) |
View |
2023-06-21 Tax Withholding |
2023-06-22 5:38 pm |
N/A N/A |
COLUMBIA BANKING SYSTEM INC. | COLB | Anderson Drew K Chief Administrative Officer |
577 | $21.74 | 19,128 (Direct) |
View |
2023-03-08 Tax Withholding |
2023-03-10 11:32 am |
N/A N/A |
COLUMBIA BANKING SYSTEM INC. | COLB | Anderson Drew K Chief Administrative Officer |
290 | $27.36 | 19,706 (Direct) |
View |
2023-03-02 Tax Withholding |
2023-03-06 8:41 pm |
N/A N/A |
COLUMBIA BANKING SYSTEM INC. | COLB | Anderson Drew K Chief Administrative Officer |
264 | $29.07 | 19,996 (Direct) |
View |
Ownership |
2023-03-06 8:01 pm |
N/A N/A |
COLUMBIA BANKING SYSTEM INC. | COLB | Anderson Drew K Chief Administrative Officer |
0 | $0 | 20,260 (Direct) |
View |