InsiderTrades

Form 4 for COLB COLUMBIA BANKING SYSTEM, INC.

Accepted 2025-03-04 00:00:00 ET · period of report 2025-02-28 · accession 0000887343-25-000088 · 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 2025-03-04 2025-02-28 COLB O'HAVER CORT L Executive COB, Dir F - Tax $26.73 -18.5K 399.9K -4% -$494.6K

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#TableSecurityDateCodeA/DSharesPriceOwned afterOwnExercise / expiryUnderlyingFootnotes
1 Common Common Stock 2025-02-28 F D 9,038 $26.73 390,824 D — —
2 Common Common Stock 2025-02-28 F D 9,465 $26.73 399,862 D — — (F1) Since the date of the reporting person's last ownership report, he transferred 1,170 shares to his ex-wife pursuant to a Stipulated General Judgment of Dissolution of Marriage.