Form 8-K - Current report:
SEC Accession No. 0000887343-25-000133
Filing Date
2025-03-31
Accepted
2025-03-31 15:02:22
Documents
15
Period of Report
2025-03-31
Items
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-20250331.htm   iXBRL 8-K 24104
2 PRESS RELEASE ANNOUNCING QUARTERLY EARNINGS CONFERENCE CALL colbex991q12025earningscal.htm EX-99.1 6862
6 GRAPHIC image.jpg GRAPHIC 9654
  Complete submission text file 0000887343-25-000133.txt   169478

Data Files

Seq Description Document Type Size
3 XBRL TAXONOMY EXTENSION SCHEMA DOCUMENT colb-20250331.xsd EX-101.SCH 1824
4 XBRL TAXONOMY EXTENSION LABEL LINKBASE DOCUMENT colb-20250331_lab.xml EX-101.LAB 21629
5 XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE DOCUMENT colb-20250331_pre.xml EX-101.PRE 12536
17 EXTRACTED XBRL INSTANCE DOCUMENT colb-20250331_htm.xml XML 2691
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.: 25792171
SIC: 6022 State Commercial Banks
(CF Office: 02 Finance)