As of April 11, 2026, Columbia Banking System's top three insider holders are Cort L O'Haver (Executive Chairman, 390.82K shares), Clint Stein (Chair, Ceo, President, 151.58K shares), Ron L Farnsworth (Chief Financial Officer, 141.16K shares).
| Holder | Position | Shares (Direct) | Shares (Indirect) | Report Date |
|---|---|---|---|---|
| Cort L O'Haver | Executive Chairman | 390,824 | 0 | 04 Mar, 2025 |
| Clint Stein | Chair, Ceo, President | 151,584 | 0 | 17 Mar, 2026 |
| Ron L Farnsworth | Chief Financial Officer | 141,162 | 0 | 04 Mar, 2025 |
| Torran B Nixon | Senior Executive Vp | 101,240 | 0 | 17 Mar, 2026 |
| Andrew H Ognall | Evp Chief Risk Officer | 74,132 | 0 | 17 Mar, 2026 |
| Tom Hulbert | - | 69,990 | 0 | 29 Nov, 2021 |
| Kumi Yamamoto Baruffi | Evp General Counsel, Corp Sec | 53,715 | 0 | 20 Mar, 2026 |
| Hilliard C. Iii Terry | - | 51,565 | 0 | 16 May, 2025 |
| Andy Mcdonald | Evp Chief Credit Officer | 49,686 | 0 | 02 Mar, 2023 |
| Christopher Merrywell | Evp Chief Operating Officer | 47,924 | 0 | 02 Mar, 2023 |
| Christopher Merrywell | Senior Executive Vp | 44,067 | 0 | 17 Mar, 2026 |
| Kumi Yamamoto Baruffi | Evp General Counsel | 43,164 | 0 | 02 Mar, 2023 |
| Sheri Burns | Chief Human Resources Officer | 42,488 | 0 | 12 Mar, 2024 |
| Aaron James Deer | Evp Chief Strategy/Innov Offcr | 41,875 | 0 | 17 Mar, 2026 |
| S Mae Fujita Numata | - | 37,113 | 0 | 16 May, 2025 |
| Craig D Eerkes | - | 35,346 | 0 | 14 May, 2024 |
| Aaron James Deer | Evp Chief Financial Officer | 35,290 | 0 | 02 Mar, 2023 |
| Lisa Dow | Chief Risk Officer | 35,110 | 0 | 04 Mar, 2025 |
| Elizabeth Whitehead Seaton | - | 32,566 | 0 | 16 May, 2025 |
| Eric Forrest | - | 32,402 | 0 | 16 May, 2025 |
| Mark A Finkelstein | - | 31,605 | 0 | 16 May, 2025 |
| Lisa Dow | Evp Chief Risk Officer | 29,271 | 0 | 02 Mar, 2023 |
| Eric J Eid | Evp Chief Digital Tech Off | 29,243 | 0 | 02 Mar, 2023 |
| Lisa M White | Pao Corporate Controller | 29,045 | 0 | 04 Mar, 2025 |
| David C Lawson | Evp Chief H.R. Officer | 28,152 | 0 | 02 Mar, 2023 |
| Anddria Varnado | - | 26,945 | 0 | 16 May, 2025 |
| Luis Machuca | - | 26,004 | 0 | 16 May, 2025 |
| Randal Lee Lund | - | 23,714 | 0 | 16 May, 2025 |
| Michelle Lantow | - | 23,140 | 0 | 23 Feb, 2023 |
| Devine David Moore | Evp Chief Marketing Officer | 22,508 | 0 | 17 Mar, 2026 |
| Drew K Anderson | Evp Chief Admin Officer | 21,969 | 0 | 17 Mar, 2026 |
| Craig D Eerkes | - | 21,965 | 0 | 23 Feb, 2023 |
| Jaynie M Studenmund | - | 17,858 | 3,843 | 03 Sep, 2025 |
| Devine David Moore | Evp Chief Mktg Exp Officer | 19,586 | 0 | 02 Mar, 2023 |
| Elizabeth Whitehead Seaton | - | 17,640 | 0 | 23 Feb, 2023 |
| Mark A Finkelstein | - | 15,640 | 0 | 23 Feb, 2023 |
| Randal Lee Lund | - | 11,473 | 0 | 23 Feb, 2023 |
| Brock Lakely | Evp, Chief Accounting Officer | 11,104 | 0 | 20 Mar, 2026 |
| Janine Terrano | - | 10,474 | 0 | 23 Feb, 2023 |
| Brock Lakely | Svp Chief Accounting Officer | 6,194 | 0 | 01 Mar, 2023 |
| Tracy Mack-Askew | - | 4,236 | 0 | 23 Feb, 2023 |
| Laura Alvarez Schrag | - | 4,236 | 0 | 23 Feb, 2023 |
| S Mae Fujita Numata | - | 1,225 | 0 | 30 Jan, 2024 |
* Please note that the shares above only reflect shares from the fund portfolio and the institutional portfolio. Shares from the personal portfolio are excluded from this Institutional Ownership Page. See these insiders' latest transactions here on Insider Page.
| Transaction Date | Insider Name | Security Class | Transaction Type | Shares Traded | Price | Shares Remaining | Ownership | Code |
|---|---|---|---|---|---|---|---|---|
| 13 Mar, 2026 | Brock Lakely | Common Stock | D | 211 | $26.23 | 11,104 | D | F |
| 13 Mar, 2026 | Kumi Yamamoto Baruffi | Common Stock | D | 937 | $26.23 | 53,715 | D | F |
| 13 Mar, 2026 | Torran B Nixon | Common Stock | A | 5,013 | $26.23 | 103,242 | D | M |
| 13 Mar, 2026 | Andrew H Ognall | Common Stock | A | 2,381 | $26.23 | 75,083 | D | M |
| 13 Mar, 2026 | Kumi Yamamoto Baruffi | Common Stock | A | 2,381 | $26.23 | 54,652 | D | M |
| 13 Mar, 2026 | Christopher Merrywell | Common Stock | A | 5,013 | $26.23 | 46,040 | D | M |
| 16 Mar, 2026 | Luis Machuca | Deferred Compensation Phantom Stock | A | 659 | $26.83 | 48,403 | I | A |
| 13 Mar, 2026 | Aaron James Deer | Common Stock | A | 1,567 | $26.23 | 42,492 | D | M |
| 13 Mar, 2026 | Drew K Anderson | Common Stock | A | 2,506 | $26.23 | 23,184 | D | M |
| 13 Mar, 2026 | Clint Stein | Common Stock | A | 18,171 | $26.23 | 158,735 | D | M |
| 13 Mar, 2026 | Brock Lakely | Common Stock | A | 846 | $26.23 | 11,315 | D | M |
| 13 Mar, 2026 | Devine David Moore | Common Stock | A | 940 | $26.23 | 22,884 | D | M |
| 13 Mar, 2026 | Aaron James Deer | Common Stock | D | 617 | $26.23 | 41,875 | D | F |
| 13 Mar, 2026 | Drew K Anderson | Common Stock | D | 1,215 | $26.23 | 21,969 | D | F |
| 13 Mar, 2026 | Clint Stein | Common Stock | D | 7,151 | $26.23 | 151,584 | D | F |
| 13 Mar, 2026 | Kumi Yamamoto Baruffi | Common Stock | D | 937 | $26.23 | 53,715 | D | S |
| 13 Mar, 2026 | Torran B Nixon | Common Stock | D | 2,002 | $26.23 | 101,240 | D | F |
| 13 Mar, 2026 | Brock Lakely | Common Stock | D | 211 | $26.23 | 11,104 | D | S |
| 13 Mar, 2026 | Andrew H Ognall | Common Stock | D | 951 | $26.23 | 74,132 | D | F |
| 13 Mar, 2026 | Christopher Merrywell | Common Stock | D | 1,973 | $26.23 | 44,067 | D | F |