OpenFilings

COLUMBIA BANKING SYSTEM, INC.

Form10-K

Report Period2025-12-31

Date Filed2026-02-26

Time Filed16:31:56

Document Analysis

Natural Language Processing

Recognized Type Unidentified

Defined Term Format

Exhibits

10-K
AMENDED AND RESTATED BYLAWS OF COLUMBIA BANKING SYSTEM, INC.
FORM OF COLUMBIA STATE BANK EXECUTIVE SUPPLEMENTAL COMPENSATION AGREEMENT
OFFER LETTER - SEDA
LEADERSHIP TRANSITION LETTER AGREEMENT - WHITE
INSIDER TRADING POLICY AND PROCEDURES
SUBSIDIARIES OF THE REGISTRANT
CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM - DELOITTE & TOUCHE LLP
CERTIFICATION OF CHIEF EXECUTIVE OFFICER UNDER SECTION 302
CERTIFICATION OF CHIEF FINANCIAL OFFICER UNDER SECTION 302
CERTIFICATION OF PRINCIPAL ACCOUNTING OFFICER UNDER SECTION 302
CERTIFICATION OF CEO, CFO, AND PAO PURSUANT TO SECTION 906
Filing on SEC Edgar