8-K/A//SEC Filing
COLUMBIA BANKING SYSTEM, INC. 8-K/A
Accession 0000887343-25-000242
$COLBCIK 0000887343operating
Filed
Sep 2, 8:00 PM ET
Accepted
Sep 3, 8:16 AM ET
Size
660.8 KB
Accession
0000887343-25-000242
Documents
- 8-Kcolb-20250902.htm
8-K/A
- EX-23.1ex231consentofindependentr.htm
EX-23.1
- EX-99.2proforma20250630.htm
EX-99.2
- EX-101.SCHcolb-20250902.xsd
XBRL TAXONOMY EXTENSION SCHEMA DOCUMENT
- EX-101.LABcolb-20250902_lab.xml
XBRL TAXONOMY EXTENSION LABEL LINKBASE DOCUMENT
- EX-101.PREcolb-20250902_pre.xml
XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE DOCUMENT
- XMLR1.htm
IDEA: XBRL DOCUMENT
- XMLShow.js
IDEA: XBRL DOCUMENT
- XMLreport.css
IDEA: XBRL DOCUMENT
- XMLFilingSummary.xml
IDEA: XBRL DOCUMENT
- JSONMetaLinks.json
IDEA: XBRL DOCUMENT
- ZIP0000887343-25-000242-xbrl.zip
IDEA: XBRL DOCUMENT
- XMLcolb-20250902_htm.xml
IDEA: XBRL DOCUMENT
Issuer
COLUMBIA BANKING SYSTEM, INC.
CIK 0000887343
Entity typeoperating
IncorporatedWA
Related Parties
1- filerCIK 0000887343
Filing Metadata
- Form type
- 8-K/A
- Filed
- Sep 2, 8:00 PM ET
- Accepted
- Sep 3, 8:16 AM ET
- Size
- 660.8 KB