September 2, 2025 · Form 4 insider transaction
STUDENMUND JAYNIE M bought 2,205 shares of Columbia Banking System, Inc. at $0.00 per share, a transaction worth N/A. The trade was recorded as grant or award and disclosed on an SEC Form 4, filed 1 day after the transaction.
Restricted stock awards that vest in their entirety on May 15, 2026.