Form 8-K - Current report:
SEC Accession No. 0000887343-25-000262
Filing Date
2025-10-30
Accepted
2025-10-30 16:51:27
Documents
48
Period of Report
2025-10-30
Items
Item 2.02: Results of Operations and Financial Condition
Item 7.01: Regulation FD Disclosure
Item 9.01: Financial Statements and Exhibits

Document Format Files

Seq Description Document Type Size
1 8-K colb-20251030.htm   iXBRL 8-K 26887
2 PRESS RELEASE ANNOUNCING THIRD QUARTER 2025 FINANCIAL RESULTS colb-20250930ex991earnings.htm EX-99.1 1983952
3 THIRD QUARTER 2025 INVESTOR PRESENTATION colbq32025earningspresen.htm EX-99.2 70469
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  Complete submission text file 0000887343-25-000262.txt   9184530

Data Files

Seq Description Document Type Size
4 XBRL TAXONOMY EXTENSION SCHEMA DOCUMENT colb-20251030.xsd EX-101.SCH 1824
5 XBRL TAXONOMY EXTENSION LABEL LINKBASE DOCUMENT colb-20251030_lab.xml EX-101.LAB 21629
6 XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE DOCUMENT colb-20251030_pre.xml EX-101.PRE 12536
50 EXTRACTED XBRL INSTANCE DOCUMENT colb-20251030_htm.xml XML 2705
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: 8-K | Act: 34 | File No.: 000-20288 | Film No.: 251436712
SIC: 6022 State Commercial Banks
(CF Office: 02 Finance)