Nixon Torran B (CIK 1689701) reported 14 SEC Form 4 insider transactions across 1 companies over the past 18 months (most recent 2026-03-17). Recent activity: Buy COLB (5,013 shares), Sell COLB (2,002 shares), Sell COLB (2,241 shares), Sell COLB (2,240 shares), Sell COLB (2,980 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-03-17 | COLUMBIA BANKING SYSTEM, INC. (COLB) | Senior Executive VP | Buy | 5,013 | $131,491 |
| 2026-03-17 | COLUMBIA BANKING SYSTEM, INC. (COLB) | Senior Executive VP | Sell | 2,002 | $52,512 |
| 2026-03-05 | COLUMBIA BANKING SYSTEM, INC. (COLB) | Senior Executive VP | Sell | 2,241 | $63,308 |
| 2026-03-05 | COLUMBIA BANKING SYSTEM, INC. (COLB) | Senior Executive VP | Sell | 2,240 | $64,624 |
| 2026-03-02 | COLUMBIA BANKING SYSTEM, INC. (COLB) | Senior Executive VP | Sell | 2,980 | $84,781 |
| 2026-02-18 | COLUMBIA BANKING SYSTEM, INC. (COLB) | Senior Executive VP | Sell | 1,905 | $59,988 |
| 2026-02-04 | COLUMBIA BANKING SYSTEM, INC. (COLB) | Senior Executive VP | Buy | 13,844 | $411,028 |
| 2026-02-04 | COLUMBIA BANKING SYSTEM, INC. (COLB) | Senior Executive VP | Sell | 5,528 | $164,126 |
| 2026-01-22 | COLUMBIA BANKING SYSTEM, INC. (COLB) | Senior Executive VP | Sell | 1,717 | $0 |
| 2026-01-22 | COLUMBIA BANKING SYSTEM, INC. (COLB) | Senior Executive VP | Sell | 3,873 | $109,800 |
| 2025-03-05 | COLUMBIA BANKING SYSTEM, INC. (COLB) | Senior Executive VP | Sell | 4,481 | $116,461 |
| 2025-03-04 | COLUMBIA BANKING SYSTEM, INC. (COLB) | Senior Executive VP | Sell | 4,087 | $109,246 |
| 2025-03-04 | COLUMBIA BANKING SYSTEM, INC. (COLB) | Senior Executive VP | Sell | 2,980 | $79,655 |
| 2025-02-18 | COLUMBIA BANKING SYSTEM, INC. (COLB) | Senior Executive VP | Sell | 2,098 | $57,506 |
Source: SEC Form 4 filings · as of 2026-03-17