ModelEdge

Columbia Banking System, Inc.
COLB
Filing Type10-Q
Filing Date5/4/2026
Updated5/5/26, 2:32 PM

Filing

10-Q
Earnings Release

Exhibits

10-QQ1
EX-31.1CERTIFICATION OF CHIEF EXECUTIVE OFFICER
EX-31.2CERTIFICATION OF CHIEF FINANCIAL OFFICER
EX-31.3CERTIFICATION OF PRINCIPAL ACCOUNTING OFFICER
EX-32CERTIFICATION OF CEO, CFO, AND PAO