Form 10-Q - Quarterly report [Sections 13 or 15(d)]:
SEC Accession No. 0000887343-25-000233
Filing Date
2025-08-06
Accepted
2025-08-06 17:15:18
Documents
86
Period of Report
2025-06-30

Document Format Files

Seq Description Document Type Size
1 10-Q colb-20250630.htm   iXBRL 10-Q 4912692
2 AMENDED AND RESTATED BYLAWS colb-20250630xex32arbylaws.htm EX-3.2 200313
3 CERTIFICATION OF CHIEF EXECUTIVE OFFICER colb-20250630xex311.htm EX-31.1 7964
4 CERTIFICATION OF CHIEF FINANCIAL OFFICER colb-20250630xex312.htm EX-31.2 8090
5 CERTIFICATION OF PRINCIPAL ACCOUNTING OFFICER colb-20250630xex313.htm EX-31.3 8072
6 CERTIFICATION OF CEO, CFO, AND PAO colb-20250630xex32.htm EX-32 7725
  Complete submission text file 0000887343-25-000233.txt   22530889

Data Files

Seq Description Document Type Size
7 XBRL TAXONOMY EXTENSION SCHEMA DOCUMENT colb-20250630.xsd EX-101.SCH 57247
8 XBRL TAXONOMY EXTENSION CALCULATION LINKBASE DOCUMENT colb-20250630_cal.xml EX-101.CAL 135728
9 XBRL TAXONOMY EXTENSION DEFINITION LINKBASE DOCUMENT colb-20250630_def.xml EX-101.DEF 432212
10 XBRL TAXONOMY EXTENSION LABEL LINKBASE DOCUMENT colb-20250630_lab.xml EX-101.LAB 875201
11 XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE DOCUMENT colb-20250630_pre.xml EX-101.PRE 670123
89 EXTRACTED XBRL INSTANCE DOCUMENT colb-20250630_htm.xml XML 6301562
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.: 251190662
SIC: 6022 State Commercial Banks
(CF Office: 02 Finance)