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Filing
Form 3
Form 3
0000887343-25-000243
·
COLUMBIA BANKING SYSTEM, INC.
Filer
Filing index
Filing metadata
Accession number
0000887343-25-000243
Form type
Form 3
Filer
COLUMBIA BANKING SYSTEM, INC.
CIK
CIK 887343
Filed
Sep 03, 2025
Reporting period
Aug 31, 2025
Description
Initial ownership
Documents
Filing index
0000887343-25-000243-index.htm
Complete submission
0000887343-25-000243.txt
All documents
directory listing
Filed by
COLUMBIA BANKING SYSTEM, INC.
CIK 887343
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