COLUMBIA BANKING SYSTEM, INC. (COLB)

SEC filing

COLUMBIA BANKING SYSTEM, INC.

COLB · CIK 887343

4 · Sep 15, 2026 · Director MACHUCA LUIS was granted 594 Deferred Compensation Phantom Stock at $30.48/unit ($18,105)

Director MACHUCA LUIS was granted 594 Deferred Compensation Phantom Stock at $30.48/unit ($18,105)

FORM 4

xslF345X06/wk-form4_1789505698.xmlSEC.gov

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