# Filing Detail

Form ARS - Annual Report to Security Holders:
SEC Accession No. 0000887343-25-000156
Filing Date
2025-04-03
Accepted
2025-04-03 16:37:46
Documents
1
Period of Report
2024-12-31
Effectiveness Date
2025-04-03

Document Format Files

Seq | Description | Document | Type | Size
--- | --- | --- | --- | ---
1 | ARS | colbars2024.pdf | ARS | 1173597
| Complete submission text file | 0000887343-25-000156.txt |  | 1617837

Mailing Address 1301 A STREET TACOMA WA 98402
Business Address 1301 A STREET TACOMA WA 98402 2533051900
COLUMBIA BANKING SYSTEM, INC. (Filer) CIK: 0000887343 (see all company filings)

EIN.: 911422237 | State of Incorp.: WA | Fiscal Year End: 1231
Type: ARS | Act: 34 | File No.: 000-20288 | Film No.: 25810174
SIC: 6022 State Commercial Banks
(CF Office: 02 Finance)