InsiderTrades

Form 4 for COLB COLUMBIA BANKING SYSTEM, INC.

Accepted 2025-02-18 00:00:00 ET · period of report 2025-02-14 · accession 0000887343-25-000034 · 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
2025-02-18 2025-02-14 COLB Moore Devine David CMO A - Grant $27.41 +990 24.8K +4% +$27.1K
M 2025-02-18 2025-02-14 COLB Moore Devine David CMO F - Tax $27.41 -908 23.9K -4% -$24.9K

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#TableSecurityDateCodeA/DSharesPriceOwned afterOwnExercise / expiryUnderlyingFootnotes
1 Common Common Stock 2025-02-14 A A 990 $27.41 24,772 D — —
2 Common Common Stock 2025-02-14 F D 455 $27.41 24,317 D — —
3 Common Common Stock 2025-02-14 F D 453 $27.41 23,864 D — —