InsiderTrades

Form 4 for COLB COLUMBIA BANKING SYSTEM, INC.

Accepted 2024-03-12 00:00:00 ET · period of report 2024-03-08 · accession 0000887343-24-000154 · 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
DM 2024-03-12 2024-03-08 COLB Namdar Frank Chief Credit Off F - Tax $19.51 -1,274 37.5K -3% -$24.9K
DI 2024-03-12 2024-03-11 COLB Namdar Frank Chief Credit Off A - Grant $19.43 +53 2,921 +2% +$1,030

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#TableSecurityDateCodeA/DSharesPriceOwned afterOwnExercise / expiryUnderlyingFootnotes
1 Common Common Stock 2024-03-08 F D 808 $19.51 37,946 D — —
2 Common Common Stock 2024-03-08 F D 466 $19.51 37,480 D — —
3 Derivative Deferred Compensation Phantom Stock 2024-03-11 A A 53 $19.43 2,921 I Deferred Compensation — · — to — 53 Common (F1) The deferred compensation plan phantom stock was accrued under the Registrant's deferred compensation plan and will be paid in cash in accordance with the terms of the deferred compensation plan following end of the reporting person's employment with the Registrant.