STEVEN R. GARDNER - Director at COLUMBIA BANKING SYSTEM, INC.

Insider Transactions and Holdings

Entity Type
Individual
Role
Director
Issuer Symbol
COLB on Nasdaq
All Insider Reports
All Insider Reports

STEVEN R. GARDNER - trading volume in the past year for COLUMBIA BANKING SYSTEM, INC.

Holdings reported by STEVEN R. GARDNER for COLUMBIA BANKING SYSTEM, INC.

Security Num Shares Value Price $ Transaction Date Ownership Underlying Class Underlying Amount
Common Stock 570,370 $15,941,841 $27.95 30 Jan 2026 by family trust
Common Stock 0 $0 $29.43 30 Jan 2026 by 401(k)

Transactions reported by STEVEN R. GARDNER for COLUMBIA BANKING SYSTEM, INC.

Sym Class Transaction % Value $ * Price $ Shares Shares After Date Ownership
* An asterisk sign (*) next to the price indicates that the price is likely invalid.