COLUMBIA BANKING SYSTEM, INC. (COLB) has 117 open-market insider trades by 32 insiders since 2004. Over the last six months insiders net sold $93K. The most active filer is David C. Lawson, EVP Chief H.R. Officer.
| Name | Title | Tier | Trades | Value | Last Trade |
|---|---|---|---|---|---|
| Tom Matson Sr. | Dir | — | 1 | $2.1M | 2012-09-24 |
| Clint Stein | CEOChairmanPres | — | 11 | $838K | 2026-03-13 |
| Tom Hulbert | Dir | — | 6 | $812K | 2021-11-26 |
| Andy McDonald | CCOVP | — | 9 | $733K | 2023-02-28 |
| Evans Q. Whitney | PresVP | — | 2 | $479K | 2007-01-09 |
| Aaron James Deer | VP | — | 8 | $426K | 2026-06-30 |
| Steven R. Gardner | Dir | — | 1 | $404K | 2026-01-30 |
| John F. Schultz | Dir | — | 1 | $349K | 2026-05-14 |
| William T. Weyerhaeuser | Dir | — | 2 | $304K | 2018-06-28 |
| Gary R. Schminkey | EVP and CFO | — | 4 | $266K | 2012-02-22 |
| Insider | Title | Type | Value | Date |
|---|---|---|---|---|
| Aaron James Deer | VP | Buy | $22K | 2026-06-30 |
| Devine David Moore | CMO & VP | Sell | $115K | 2026-06-08 |
| Kumi Yamamoto Baruffi | CLO & VP +1 | Sell | $25K | 2026-03-13 |
| Brock Lakely | CAO & VP | Sell | $6K | 2026-03-13 |
| Torran B. Nixon | Senior Executive VP | Sell | $128K | 2026-03-03 |
| Steven R. Gardner | Director | Sell | $404K |
Companies that share insiders with COLB, and sector peers with recent insider buying. Related by who files, not by how the stocks move.
| 2026-01-30 |
| Torran B. Nixon | VP | Sell | $233K | 2025-03-04 |
| Elizabeth Whitehead Seaton | Director | Buy | $50K | 2024-02-06 |
| Aaron James Deer | Chief Strategy/Innovation Offc | Buy | $39K | 2024-02-01 |
| Randal Lee Lund | Director | Buy | $19K | 2024-02-01 |
| Luis MacHuca | Director | Buy | $201K | 2024-01-31 |
| Torran B. Nixon | VP | Buy | $150K | 2024-01-31 |
| Clint Stein | CEO & President | Buy | $364K | 2024-01-30 |
| Christopher Merrywell | VP | Buy | $105K | 2024-01-30 |
| Craig D. Eerkes | Director | Buy | $45K | 2024-01-30 |