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Filing
Form 4
Form 4
0001133099-25-000010
·
COLUMBIA BANKING SYSTEM, INC.
Filer
Filing index
Filing metadata
Accession number
0001133099-25-000010
Form type
Form 4
Filer
COLUMBIA BANKING SYSTEM, INC.
CIK
CIK 887343
Filed
Nov 06, 2025
Reporting period
Nov 05, 2025
Description
Insider transaction
Documents
Filing index
0001133099-25-000010-index.htm
Complete submission
0001133099-25-000010.txt
All documents
directory listing
Filed by
COLUMBIA BANKING SYSTEM, INC.
CIK 887343
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