SEC Filing Summary for Stein Clint

On March 13, 2026, Stein Clint, Chair, CEO, and President of COLUMBIA BANKING SYSTEM, INC. (COLB), engaged in several stock transactions. Clint acquired 18,171 shares of Common Stock at $26.23 per share and disposed of 7,151 shares of Common Stock at the same price. Additionally, Clint disposed of 18,171 Restricted Stock Units, which convert to Common Stock on a one-for-one basis. These transactions are related to a grant of 54,511 Restricted Stock Units on February 25, 2025, which vest in three annual installments starting March 13, 2026. Following these transactions, Clint owns 151,584 shares of Common Stock directly.