InsiderTrades

Form 4 for COLB COLUMBIA BANKING SYSTEM, INC.

Accepted 2024-03-01 00:00:00 ET · period of report 2024-02-28 · accession 0000887343-24-000101 · 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
2024-03-01 2024-02-28 COLB Namdar Frank Chief Credit Off F - Tax $17.76 -992 27.6K -3% -$17.6K

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#TableSecurityDateCodeA/DSharesPriceOwned afterOwnExercise / expiryUnderlyingFootnotes
1 Common Common Stock 2024-02-28 F D 992 $17.76 27,563 D — —