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 |
| 2025-03-04 Sale | 2025-03-05 6:10 pm | COLUMBIA BANKING SYSTEM INC. | COLB | Nixon Torran B Senior Executive VP | 4,481 | $25.99 | $116,461 | 110,105 (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 |
| 2025-08-31 Option Award | 2025-09-03 9:47 pm | N/A N/A | COLUMBIA BANKING SYSTEM INC. | COLB | GARDNER STEVEN R Director | 584,096 | $0 | 584,096 (Direct) | View |
| 2025-08-31 Option Award | 2025-09-03 9:41 pm | N/A N/A | COLUMBIA BANKING SYSTEM INC. | COLB | STUDENMUND JAYNIE M Director | 21,701 | $0 | 21,701 (Direct) | View |
| 2025-08-31 Option Award | 2025-09-03 9:31 pm | N/A N/A | COLUMBIA BANKING SYSTEM INC. | COLB | MITCHELL M CHRISTIAN Director | 37,960 | $0 | 37,960 (Direct) | View |
| 2025-07-29 Option Award | 2025-07-31 4:34 pm | N/A N/A | COLUMBIA BANKING SYSTEM INC. | COLB | MACHUCA LUIS Director | 668 | $24.83 | 46,487 (Indirect) | View |
| 2025-07-22 Option Award | 2025-07-23 6:46 pm | N/A N/A | COLUMBIA BANKING SYSTEM INC. | COLB | Giem Judi EVP CHRO | 14,359 | $24.38 | 17,949 (Direct) | View |
| 2025-06-02 Option Award | 2025-06-03 7:57 pm | N/A N/A | COLUMBIA BANKING SYSTEM INC. | COLB | MACHUCA LUIS Director | 708 | $23.29 | 45,819 (Indirect) | View |
| 2025-05-15 Option Award | 2025-05-16 9:53 pm | N/A N/A | COLUMBIA BANKING SYSTEM INC. | COLB | POPE MARIA M Director | 3,382 | $0 | 47,569 (Direct) | View |
| 2025-05-15 Option Award | 2025-05-16 9:52 pm | N/A N/A | COLUMBIA BANKING SYSTEM INC. | COLB | Finkelstein Mark A Director | 3,382 | $0 | 31,605 (Direct) | View |
| 2025-05-15 Option Award | 2025-05-16 9:52 pm | N/A N/A | COLUMBIA BANKING SYSTEM INC. | COLB | Forrest Eric Director | 3,382 | $0 | 32,402 (Direct) | View |
| 2025-05-15 Option Award | 2025-05-16 9:52 pm | N/A N/A | COLUMBIA BANKING SYSTEM INC. | COLB | Lund Randal Lee Director | 3,382 | $0 | 24,714 (Direct) | View |
| 2025-05-15 Option Award | 2025-05-16 9:52 pm | N/A N/A | COLUMBIA BANKING SYSTEM INC. | COLB | MACHUCA LUIS Director | 3,382 | $0 | 26,004 (Direct) | View |
| 2025-05-15 Option Award | 2025-05-16 9:52 pm | N/A N/A | COLUMBIA BANKING SYSTEM INC. | COLB | Numata S Mae Fujita Director | 3,382 | $0 | 37,113 (Direct) | View |
| 2025-05-15 Option Award | 2025-05-16 9:52 pm | N/A N/A | COLUMBIA BANKING SYSTEM INC. | COLB | SCHULTZ JOHN F Director | 3,382 | $0 | 49,435 (Direct) | View |
| 2025-05-15 Option Award | 2025-05-16 9:51 pm | N/A N/A | COLUMBIA BANKING SYSTEM INC. | COLB | SEATON ELIZABETH WHITEHEAD Director | 3,382 | $0 | 32,566 (Direct) | View |
| 2025-05-15 Option Award | 2025-05-16 9:51 pm | N/A N/A | COLUMBIA BANKING SYSTEM INC. | COLB | Terry Hilliard C. III Director | 3,382 | $0 | 51,565 (Direct) | View |
| 2025-05-15 Option Award | 2025-05-16 9:51 pm | N/A N/A | COLUMBIA BANKING SYSTEM INC. | COLB | Varnado Anddria Director | 3,382 | $0 | 26,945 (Direct) | View |
| 2025-02-25 Option Award(A) | 2025-03-14 9:53 pm | N/A N/A | COLUMBIA BANKING SYSTEM INC. | COLB | FARNSWORTH RON L Chief Financial Officer | 31,953 | $26.6 | 117,641 (Direct) | View |
| 2025-02-25 Option Award(A) | 2025-03-14 9:50 pm | N/A N/A | COLUMBIA BANKING SYSTEM INC. | COLB | Merrywell Christopher Senior Executive VP | 37,593 | $26.6 | 147,357 (Direct) | View |
| 2025-02-25 Option Award(A) | 2025-03-14 9:47 pm | N/A N/A | COLUMBIA BANKING SYSTEM INC. | COLB | Nixon Torran B Senior Executive VP | 37,593 | $26.6 | 138,402 (Direct) | View |
| 2025-02-25 Option Award(A) | 2025-03-14 9:46 pm | N/A N/A | COLUMBIA BANKING SYSTEM INC. | COLB | O'HAVER CORT L Executive Chairman | 93,983 | $26.6 | 290,054 (Direct) | View |
| 2025-02-28 Tax Withholding | 2025-03-04 4:33 pm | N/A N/A | COLUMBIA BANKING SYSTEM INC. | COLB | White Lisa M PAO & Corporate Controller | 2,119 | $26.73 | 29,045 (Direct) | View |
| 2025-02-28 Tax Withholding | 2025-03-04 4:31 pm | N/A N/A | COLUMBIA BANKING SYSTEM INC. | COLB | OGNALL ANDREW H Chief Human Resources Officer | 3,420 | $26.73 | 76,903 (Direct) | View |
| 2025-02-28 Tax Withholding | 2025-03-04 4:22 pm | N/A N/A | COLUMBIA BANKING SYSTEM INC. | COLB | Nixon Torran B Senior Executive VP | 7,067 | $26.73 | 114,586 (Direct) | View |
| 2025-02-28 Tax Withholding | 2025-03-04 4:18 pm | N/A N/A | COLUMBIA BANKING SYSTEM INC. | COLB | Namdar Frank Chief Credit Officer | 2,775 | $26.73 | 37,085 (Direct) | View |
| 2025-02-28 Tax Withholding | 2025-03-04 4:15 pm | N/A N/A | COLUMBIA BANKING SYSTEM INC. | COLB | Moore Devine David Chief Marketing Officer | 839 | $26.73 | 23,025 (Direct) | View |
| 2025-02-28 Tax Withholding | 2025-03-04 4:13 pm | N/A N/A | COLUMBIA BANKING SYSTEM INC. | COLB | Merrywell Christopher Senior Executive VP | 3,230 | $26.73 | 43,392 (Direct) | View |
| 2025-02-28 Tax Withholding | 2025-03-04 4:10 pm | N/A N/A | COLUMBIA BANKING SYSTEM INC. | COLB | FARNSWORTH RON L Chief Financial Officer | 6,003 | $26.73 | 143,622 (Direct) | View |
| 2025-02-28 Tax Withholding | 2025-03-04 4:06 pm | N/A N/A | COLUMBIA BANKING SYSTEM INC. | COLB | Dow Lisa Chief Risk Officer | 1,285 | $26.73 | 35,110 (Direct) | View |
| 2025-02-28 Tax Withholding | 2025-03-04 4:04 pm | N/A N/A | COLUMBIA BANKING SYSTEM INC. | COLB | Deer Aaron James Chief Strategy/Innovation Offc | 918 | $26.73 | 42,046 (Direct) | View |
| 2025-02-28 Tax Withholding | 2025-03-04 4:01 pm | N/A N/A | COLUMBIA BANKING SYSTEM INC. | COLB | BARUFFI KUMI YAMAMOTO General Counsel, Corporate Sec | 1,799 | $26.73 | 54,263 (Direct) | View |
| 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 |
| 2025-02-28 Tax Withholding | 2025-03-04 3:52 pm | N/A N/A | COLUMBIA BANKING SYSTEM INC. | COLB | O'HAVER CORT L Executive Chairman | 18,503 | $26.73 | 390,824 (Direct) | View |
| 2025-02-28 Tax Withholding | 2025-03-04 3:46 pm | N/A N/A | COLUMBIA BANKING SYSTEM INC. | COLB | Stein Clint President, CEO | 9,789 | $26.73 | 142,961 (Direct) | View |
| 2025-02-25 Option Award | 2025-02-26 4:42 pm | N/A N/A | COLUMBIA BANKING SYSTEM INC. | COLB | White Lisa M PAO & Corporate Controller | 6,578 | $26.6 | 31,164 (Direct) | View |
| 2025-02-25 Option Award | 2025-02-26 4:38 pm | N/A N/A | COLUMBIA BANKING SYSTEM INC. | COLB | OGNALL ANDREW H IMO General Counsel | 33,080 | $26.6 | 75,031 (Direct) | View |