COLUMBIA BANKING SYSTEM, INC. 8-K

What Happened

• Columbia Banking System, Inc. (parent of Columbia Bank) announced on February 13, 2026 that its Board of Directors approved a quarterly cash dividend of $0.37 per common share. The dividend is payable March 16, 2026 to shareholders of record as of February 27, 2026. The announcement was filed on Form 8-K and the press release is attached as Exhibit 99.1.

Key Details

• Dividend amount: $0.37 per common share (quarterly).
• Announcement date / filing: February 13, 2026 (Form 8-K).
• Record date: February 27, 2026.
• Payment date: March 16, 2026.

Why It Matters

• This dividend is a cash return of capital to shareholders and signals the Board’s decision to continue paying a quarterly distribution. For income-focused investors, the payment date and record date determine eligibility and timing for receiving the dividend. The filing provides no change to earnings or other financial results — it is a distribution decision approved by the Board.