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 |
| 2026-03-13 Sale | 2026-03-17 8:31 pm | COLUMBIA BANKING SYSTEM INC. | COLB | Lakely Brock EVP, Chief Accounting Officer | 211 | $26.23 | $5,535 | 20,914 (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 |
| 2026-04-15 Tax Withholding | 2026-04-16 5:31 pm | N/A N/A | COLUMBIA BANKING SYSTEM INC. | COLB | Lakely Brock EVP, Chief Accounting Officer | 396 | $29.1 | 10,708 (Direct) | View |
| 2026-03-13 Tax Withholding(A) | 2026-03-20 7:25 pm | N/A N/A | COLUMBIA BANKING SYSTEM INC. | COLB | Lakely Brock EVP, Chief Accounting Officer | 211 | $26.23 | 11,104 (Direct) | View |
| 2026-03-13 Exercise | 2026-03-17 8:31 pm | N/A N/A | COLUMBIA BANKING SYSTEM INC. | COLB | Lakely Brock EVP, Chief Accounting Officer | 846 | $0 | 20,914 (Direct) | View |
| 2026-03-13 Exercise | 2026-03-17 8:31 pm | N/A N/A | COLUMBIA BANKING SYSTEM INC. | COLB | Lakely Brock EVP, Chief Accounting Officer | 846 | $26.23 | 20,914 (Direct) | View |
| 2026-03-01 Tax Withholding | 2026-03-02 9:02 pm | N/A N/A | COLUMBIA BANKING SYSTEM INC. | COLB | Lakely Brock EVP, Chief Accounting Officer | 391 | $28.45 | 10,469 (Direct) | View |
| 2026-02-18 Option Award | 2026-02-20 7:25 pm | N/A N/A | COLUMBIA BANKING SYSTEM INC. | COLB | Lakely Brock EVP, Chief Accounting Officer | 5,601 | $31.24 | 10,656 (Direct) | View |
Ownership | 2025-12-01 8:03 pm | N/A N/A | COLUMBIA BANKING SYSTEM INC. | COLB | Lakely Brock EVP, Chief Accounting Officer | 0 | $0 | 22,227 (Direct) | View |
| 2023-02-27 Tax Withholding | 2023-03-01 4:37 pm | N/A N/A | COLUMBIA BANKING SYSTEM INC. | COLB | Lakely Brock SVP Chief Accounting Officer | 303 | $30.14 | 6,194 (Direct) | View |
| 2023-02-15 Tax Withholding | 2023-02-17 2:32 pm | N/A N/A | COLUMBIA BANKING SYSTEM INC. | COLB | Lakely Brock SVP Chief Accounting Officer | 364 | $32.05 | 7,699 (Direct) | View |
| 2023-02-15 Option Award | 2023-02-17 2:32 pm | N/A N/A | COLUMBIA BANKING SYSTEM INC. | COLB | Lakely Brock SVP Chief Accounting Officer | 1,202 | $32.05 | 7,699 (Direct) | View |
| 2022-02-28 Tax Withholding | 2022-03-02 3:21 pm | N/A N/A | COLUMBIA BANKING SYSTEM INC. | COLB | Lakely Brock SVP & Chief Accounting Officer | 151 | $36.63 | 6,861 (Direct) | View |
| 2022-02-25 Tax Withholding | 2022-02-28 6:34 pm | N/A N/A | COLUMBIA BANKING SYSTEM INC. | COLB | Lakely Brock SVP & Chief Accounting Officer | 181 | $36.97 | 7,012 (Direct) | View |
| 2022-02-15 Tax Withholding | 2022-02-17 3:42 pm | N/A N/A | COLUMBIA BANKING SYSTEM INC. | COLB | Lakely Brock SVP & Chief Accounting Officer | 363 | $36.75 | 7,193 (Direct) | View |