InsiderTrades

Form 4 for COLB COLUMBIA BANKING SYSTEM, INC.

Accepted 2025-02-18 00:00:00 ET · period of report 2025-02-14 · accession 0000887343-25-000026 · 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 2025-02-18 2025-02-14 COLB BARUFFI KUMI YAMAMOTO GC, Corp. Sec F - Tax $27.41 -1,473 57.1K -3% -$40.4K
2025-02-18 2025-02-14 COLB BARUFFI KUMI YAMAMOTO GC, Corp. Sec A - Grant $27.41 +1,012 57.5K +2% +$27.7K

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#TableSecurityDateCodeA/DSharesPriceOwned afterOwnExercise / expiryUnderlyingFootnotes
1 Common Common Stock 2025-02-14 F D 1,031 $27.41 56,062 D — —
2 Common Common Stock 2025-02-14 A A 1,012 $27.41 57,535 D — —
3 Common Common Stock 2025-02-14 F D 442 $27.41 57,093 D — —