Data spanning the past 90 days through December 31, 2025 reveals that Columbia Banking System's three principal insider shareholders consist of Director Steven R Gardner (584.10K shares), Chief Human Resources Officer Andrew H Ognall (74.27K shares), Director M Christian Mitchell (37.96K shares).
| Holder | Position | Shares | Report Date |
|---|---|---|---|
| Steven R Gardner | 584,096 | 03 Sep, 2025 | |
| Cort L O'Haver | Executive Chairman | 390,824 | 04 Mar, 2025 |
| Clint Stein | President And Ceo | 142,961 | 04 Mar, 2025 |
| Ron L Farnsworth | Chief Financial Officer | 141,162 | 04 Mar, 2025 |
| Torran B Nixon | Senior Executive Vp | 104,869 | 05 Mar, 2025 |
| Andrew H Ognall | Chief Human Resources Officer | 74,268 | 04 Mar, 2025 |
| Tom Hulbert | 69,990 | 29 Nov, 2021 | |
| Kumi Yamamoto Baruffi | General Counsel And Corporate Sec | 54,263 | 04 Mar, 2025 |
| Hilliard C. Iii Terry | 51,565 | 16 May, 2025 | |
| Andy Mcdonald | Evp Chief Credit Officer | 49,686 | 02 Mar, 2023 |
| John F Schultz | 49,435 | 16 May, 2025 | |
| Maria M Pope | 47,569 | 16 May, 2025 | |
| Ford Elsaesser | 46,586 | 23 Feb, 2023 | |
| Christopher Merrywell | Senior Executive Vp | 43,392 | 04 Mar, 2025 |
| Sheri Burns | Chief Human Resources Officer | 42,488 | 12 Mar, 2024 |
| Aaron James Deer | Chief Strategy/Innovation Offc | 42,046 | 04 Mar, 2025 |
| M Christian Mitchell | 37,960 | 03 Sep, 2025 | |
| S Mae Fujita Numata | 37,113 | 16 May, 2025 | |
| Craig D Eerkes | 35,346 | 14 May, 2024 | |
| Lisa Dow | Chief Risk Officer | 35,110 | 04 Mar, 2025 |
| Frank Namdar | Chief Credit Officer | 33,394 | 04 Mar, 2025 |
| Elizabeth Whitehead Seaton | 32,566 | 16 May, 2025 | |
| Eric Forrest | 32,402 | 16 May, 2025 | |
| Mark A Finkelstein | 31,605 | 16 May, 2025 | |
| Eric J Eid | Evp Chief Digital & Tech Off | 29,243 | 02 Mar, 2023 |
| Lisa M White | Pao & Corporate Controller | 29,045 | 04 Mar, 2025 |
| David C Lawson | Evp Chief H.R. Officer | 28,152 | 02 Mar, 2023 |
| Anddria Varnado | 26,945 | 16 May, 2025 | |
| Luis Machuca | 26,004 | 16 May, 2025 | |
| Randal Lee Lund | 23,714 | 16 May, 2025 | |
| Drew K Anderson | Chief Administrative Officer | 23,342 | 04 Mar, 2025 |
| Michelle Lantow | 23,140 | 23 Feb, 2023 | |
| Devine David Moore | Chief Marketing Officer | 23,025 | 04 Mar, 2025 |
| Jaynie M Studenmund | 21,701 | 03 Sep, 2025 | |
| Janine Terrano | 10,474 | 23 Feb, 2023 | |
| Peggy Y Fowler | 8,211 | 14 May, 2024 | |
| Brock Lakely | Svp Chief Accounting Officer | 6,194 | 01 Mar, 2023 |
| Tracy Mack-Askew | 4,236 | 23 Feb, 2023 | |
| Laura Alvarez Schrag | 4,236 | 23 Feb, 2023 |
* 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 |
|---|---|---|---|---|---|---|---|---|
| 31 Aug, 2025 | Jaynie M Studenmund | Common Stock | A | 15,653 | $0.00 | 15,653 | D | A |
| 31 Aug, 2025 | Steven R Gardner | Common Stock | A | 245,875 | $0.00 | 245,875 | D | A |
| 31 Aug, 2025 | M Christian Mitchell | Common Stock | A | 35,755 | $0.00 | 35,755 | D | A |
| 31 Aug, 2025 | Jaynie M Studenmund | Common Stock | A | 3,843 | $0.00 | 3,843 | I | A |
| 02 Sep, 2025 | M Christian Mitchell | Common Stock | A | 2,205 | $0.00 | 37,960 | D | A |
| 31 Aug, 2025 | Steven R Gardner | Common Stock | A | 338,221 | $0.00 | 338,221 | I | A |
| 02 Sep, 2025 | Jaynie M Studenmund | Common Stock | A | 2,205 | $0.00 | 17,858 | D | A |
| 15 May, 2025 | Elizabeth Whitehead Seaton | Common Stock | A | 3,382 | $0.00 | 32,566 | D | A |
| 15 May, 2025 | John F Schultz | Common Stock | A | 3,382 | $0.00 | 49,435 | D | A |
| 15 May, 2025 | Eric Forrest | - | - | 32,402 | D | |||
| 15 May, 2025 | Mark A Finkelstein | Common Stock | A | 3,382 | $0.00 | 31,605 | D | A |
| 15 May, 2025 | Anddria Varnado | Common Stock | A | 3,382 | $0.00 | 26,945 | D | A |
| 15 May, 2025 | Luis Machuca | Common Stock | A | 3,382 | $0.00 | 26,004 | D | A |
| 15 May, 2025 | Hilliard C. Iii Terry | Common Stock | A | 3,382 | $0.00 | 51,565 | D | A |
| 15 May, 2025 | Maria M Pope | Common Stock | A | 3,382 | $0.00 | 47,569 | D | A |
| 15 May, 2025 | S Mae Fujita Numata | Common Stock | A | 3,382 | $0.00 | 37,113 | D | A |
| 15 May, 2025 | Randal Lee Lund | Common Stock | A | 3,382 | $0.00 | 23,714 | D | A |
| 15 May, 2025 | Eric Forrest | Common Stock | A | 3,382 | $0.00 | 32,402 | D | A |
| 04 Mar, 2025 | Torran B Nixon | Common Stock | D | 4,481 | $25.99 | 104,869 | D | S |
| 28 Feb, 2025 | Torran B Nixon | Common Stock | D | 4,087 | $26.73 | 112,330 | D | F |