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COLUMBIA BANKING SYSTEM, INC. (COLB)

Nasdaq · CIK 0000887343

Form Report Date Filing Date Description
8-K 2026-09-30 2026-09-30 8-K
8-K 2026-08-14 2026-08-14 8-K
10-Q 2026-06-30 2026-08-04 10-Q
8-K 2026-07-28 2026-07-30 8-K
8-K 2026-07-23 2026-07-23 8-K
8-K 2026-06-30 2026-07-01 8-K
8-K 2026-05-14 2026-05-15 8-K
8-K 2026-05-15 2026-05-15 8-K
10-Q 2026-03-31 2026-05-05 10-Q
8-K 2026-04-23 2026-04-23 8-K
8-K 2026-03-31 2026-03-31 8-K
10-K 2025-12-31 2026-02-26 10-K
8-K 2026-02-13 2026-02-13 8-K
8-K 2026-01-22 2026-01-22 8-K
8-K 2025-12-31 2025-12-31 8-K
8-K 2025-11-19 2025-11-21 8-K
8-K 2025-11-14 2025-11-14 8-K
10-Q 2025-09-30 2025-11-06 10-Q
8-K 2025-10-29 2025-11-04 8-K
8-K 2025-10-30 2025-10-30 8-K
8-K 2025-09-02 2025-09-02 8-K
8-K 2025-08-29 2025-08-29 8-K
8-K 2025-08-15 2025-08-15 8-K
10-Q 2025-06-30 2025-08-06 10-Q
8-K 2025-08-06 2025-08-06 8-K
8-K 2025-07-24 2025-07-24 8-K
8-K 2025-07-21 2025-07-22 8-K
8-K 2025-07-11 2025-07-11 8-K
8-K 2025-06-30 2025-06-30 8-K
8-K 2025-05-16 2025-05-16 8-K
8-K 2025-05-15 2025-05-15 8-K
10-Q 2025-03-31 2025-05-06 10-Q
8-K 2025-05-05 2025-05-05 FORM 8-K
8-K 2025-04-23 2025-04-25 8-K
8-K 2025-04-23 2025-04-23 8-K
8-K 2025-04-23 2025-04-23 8-K
8-K 2025-03-30 2025-04-02 8-K
8-K 2025-03-31 2025-03-31 8-K
8-K 2025-03-27 2025-03-27 8-K
10-K 2024-12-31 2025-02-25 10-K
8-K 2025-02-14 2025-02-14 8-K
8-K 2025-01-23 2025-01-23 8-K
8-K 2024-12-31 2024-12-31 8-K
8-K 2024-11-15 2024-11-15 8-K
10-Q 2024-09-30 2024-11-05 10-Q
8-K 2024-10-24 2024-10-24 8-K
8-K 2024-09-30 2024-09-30 8-K
8-K 2024-08-12 2024-08-12 8-K
10-Q 2024-06-30 2024-08-06 10-Q
8-K 2024-07-25 2024-07-25 8-K
8-K 2024-06-28 2024-06-28 8-K
8-K 2024-05-13 2024-05-13 8-K
8-K 2024-05-08 2024-05-09 8-K
10-Q 2024-03-31 2024-05-07 10-Q
8-K 2024-04-25 2024-04-25 8-K
8-K 2024-04-01 2024-04-01 8-K
8-K 2024-03-04 2024-03-05 8-K
8-K 2024-03-04 2024-03-04 8-K
10-K 2023-12-31 2024-02-27 10-K
8-K 2024-02-09 2024-02-09 8-K
8-K 2024-01-24 2024-01-24 8-K
8-K 2023-12-29 2023-12-29 8-K
8-K 2023-11-13 2023-11-13 8-K
10-Q 2023-09-30 2023-11-03 10-Q
8-K 2023-10-18 2023-10-18 8-K
8-K 2023-09-29 2023-09-29 8-K
8-K 2023-08-14 2023-08-14 8-K
10-Q 2023-06-30 2023-08-03 10-Q
8-K 2023-07-19 2023-07-19 8-K
8-K 2023-06-30 2023-06-30 8-K
8-K 2023-06-27 2023-06-27 8-K
8-K 2023-05-18 2023-05-23 8-K
8-K 2023-05-15 2023-05-15 8-K
10-Q 2023-03-31 2023-05-09 10-Q
8-K 2023-04-26 2023-04-26 8-K
8-K 2023-03-31 2023-04-03 8-K
8-K 2023-02-28 2023-03-01 8-K
8-K 2023-02-24 2023-02-27 8-K
10-K 2022-12-31 2023-02-24 10-K
8-K 2023-01-24 2023-01-24 8-K
8-K 2023-01-09 2023-01-10 8-K
8-K 2022-12-31 2023-01-06 8-K
8-K 2022-11-07 2022-11-07 8-K
10-Q 2022-09-30 2022-10-28 10-Q
8-K 2022-10-25 2022-10-26 8-K
8-K 2022-10-20 2022-10-20 8-K
8-K 2022-10-05 2022-10-06 8-K
8-K 2022-09-17 2022-09-20 8-K
8-K 2022-09-02 2022-09-02 8-K
10-Q 2022-06-30 2022-08-04 10-Q
8-K 2022-07-21 2022-07-21 8-K
8-K 2022-05-26 2022-05-26 8-K
10-Q 2022-03-31 2022-05-05 10-Q
8-K 2022-04-27 2022-04-29 8-K
8-K 2022-04-21 2022-04-21 8-K
10-K 2021-12-31 2022-02-25 10-K
8-K 2022-01-26 2022-01-28 8-K
8-K 2022-01-19 2022-01-21 8-K
8-K 2022-01-19 2022-01-20 8-K
8-K 2021-12-29 2021-12-29 8-K
10-Q 2021-09-30 2021-11-05 10-Q
8-K 2021-10-28 2021-10-29 8-K
8-K 2021-10-11 2021-10-15 8-K
8-K 2021-10-12 2021-10-12 8-K
8-K 2021-09-30 2021-10-01 8-K
8-K 2021-09-30 2021-09-30 8-K
10-Q 2021-06-30 2021-08-06 10-Q
8-K 2021-07-29 2021-07-29 8-K
8-K 2021-06-23 2021-06-24 8-K
8-K 2021-05-26 2021-05-28 8-K
10-Q 2021-03-31 2021-05-06 10-Q
8-K 2021-04-29 2021-04-30 8-K
10-K 2020-12-31 2021-02-26 10-K
8-K 2021-01-28 2021-01-28 8-K
8-K 2020-12-21 2020-12-28 8-K
8-K 2020-11-25 2020-12-01 8-K
10-Q 2020-09-30 2020-11-05 10-Q
8-K 2020-10-29 2020-10-29 8-K
8-K 2020-09-17 2020-09-17 8-K
10-Q 2020-06-30 2020-07-31 10-Q
8-K 2020-07-23 2020-07-23 8-K
8-K 2020-05-27 2020-06-01 8-K
8-K 2020-05-21 2020-05-21 8-K
8-K 2020-05-07 2020-05-08 8-K
10-Q 2020-03-31 2020-05-08 10-Q
8-K 2020-04-30 2020-05-01 8-K
8-K 2020-04-06 2020-04-13 8-K
8-K 2020-03-18 2020-03-18 8-K
8-K 2020-02-28 2020-02-28 8-K
10-K 2019-12-31 2020-02-27 10-K
8-K 2020-01-23 2020-01-24 FORM 8-K
8-K 2020-01-01 2020-01-07 8-K
10-Q 2019-09-30 2019-11-06 10-Q
8-K 2019-10-24 2019-10-24 FORM 8-K
8-K 2019-09-27 2019-10-03 8-K
10-Q 2019-06-30 2019-08-01 10-Q
8-K 2019-07-25 2019-07-26 FORM 8-K
8-K 2019-05-22 2019-05-29 8-K
10-Q 2019-03-31 2019-05-03 10-Q
8-K 2019-04-25 2019-04-25 FORM 8-K
10-K 2018-12-31 2019-02-28 10-K
8-K 2019-01-24 2019-01-24 FORM 8-K
8-K 2018-12-11 2018-12-14 8-K
10-Q 2018-09-30 2018-11-07 10-Q
8-K 2018-10-25 2018-10-26 8-K
10-Q 2018-06-30 2018-08-07 10-Q
8-K 2018-07-25 2018-07-31 8-K
8-K 2018-07-26 2018-07-27 8-K
8-K 2018-06-04 2018-06-08 8-K
8-K 2018-05-23 2018-05-29 FORM 8-K
8-K 2018-05-02 2018-05-07 8-K
8-K 2018-05-03 2018-05-04 FORM 8-K
10-Q 2018-03-31 2018-05-04 10-Q
8-K 2018-04-26 2018-04-27 8-K
10-K 2017-12-31 2018-03-01 10-K
8-K 2018-01-25 2018-01-26 8-K
8-K 2018-01-24 2018-01-26 FORM 8-K
8-K 2018-01-19 2018-01-19 FORM 8-K
10-Q 2017-09-30 2017-11-08 10-Q
8-K 2017-11-01 2017-11-01 FORM 8-K
8-K 2017-10-25 2017-10-31 FORM 8-K
8-K 2017-10-26 2017-10-27 8-K
8-K 2017-10-19 2017-10-20 8-K
8-K 2017-09-27 2017-10-03 FORM 8-K
10-Q 2017-06-30 2017-08-09 10-Q
8-K 2017-07-26 2017-07-27 FORM 8-K
8-K 2017-07-27 2017-07-27 8-K
8-K 2017-07-10 2017-07-14 FORM 8-K
8-K 2017-06-28 2017-06-29 FORM 8-K
8-K 2017-06-08 2017-06-08 8-K
8-K 2017-05-24 2017-05-26 FORM 8-K
10-Q 2017-03-31 2017-05-05 10-Q
8-K 2017-04-27 2017-04-28 8-K