Form 10-Q - Quarterly report [Sections 13 or 15(d)]:
SEC Accession No. 0000887343-25-000166
Filing Date
2025-05-06
Accepted
2025-05-06 16:32:51
Documents
86
Period of Report
2025-03-31

Document Format Files

Seq Description Document Type Size
1 10-Q colb-20250331.htm   iXBRL 10-Q 4375269
2 CERTIFICATION OF CHIEF EXECUTIVE OFFICER colb-20250331xex311.htm EX-31.1 8051
3 CERTIFICATION OF CHIEF FINANCIAL OFFICER colb-20250331xex312.htm EX-31.2 8177
4 CERTIFICATION OF PRINCIPAL ACCOUNTING OFFICER colb-20250331xex313.htm EX-31.3 8159
5 CERTIFICATION OF CEO, CFO, AND PAO colb-20250331xex32.htm EX-32 7833
  Complete submission text file 0000887343-25-000166.txt   20640440

Data Files

Seq Description Document Type Size
6 XBRL TAXONOMY EXTENSION SCHEMA DOCUMENT colb-20250331.xsd EX-101.SCH 57145
7 XBRL TAXONOMY EXTENSION CALCULATION LINKBASE DOCUMENT colb-20250331_cal.xml EX-101.CAL 129148
8 XBRL TAXONOMY EXTENSION DEFINITION LINKBASE DOCUMENT colb-20250331_def.xml EX-101.DEF 436554
9 XBRL TAXONOMY EXTENSION LABEL LINKBASE DOCUMENT colb-20250331_lab.xml EX-101.LAB 877500
10 XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE DOCUMENT colb-20250331_pre.xml EX-101.PRE 672482
88 EXTRACTED XBRL INSTANCE DOCUMENT colb-20250331_htm.xml XML 5586561
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: 10-Q | Act: 34 | File No.: 000-20288 | Film No.: 25917798
SIC: 6022 State Commercial Banks
(CF Office: 02 Finance)