InsiderTrades

Form 4 for COLB COLUMBIA BANKING SYSTEM, INC.

Accepted 2025-01-03 00:00:00 ET · period of report 2025-01-01 · accession 0000887343-25-000006 · SEC index · Original document

Summary rows

Aggregated the way they appear in lists: one row per insider, transaction code and security table.

X Filed Traded Ticker Insider Title Type Price Qty Owned ΔOwn Value
M 2025-01-03 2025-01-01 COLB Dow Lisa CRO F - Tax $27.01 -1,327 36.5K -4% -$35.8K

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#TableSecurityDateCodeA/DSharesPriceOwned afterOwnExercise / expiryUnderlyingFootnotes
1 Common Common Stock 2025-01-01 F D 626 $27.01 37,178 D — —
2 Common Common Stock 2025-01-01 F D 701 $27.01 36,477 D — —