MACHUCA LUIS bought COLB
December 3, 2025 · Form 4 insider transaction
MACHUCA LUIS bought 65 shares of Columbia Banking System, Inc. at $28.17 per share, a transaction worth $1.8K. The trade was recorded as grant or award and disclosed on an SEC Form 4, filed 64 days after the transaction.
Direction
Acquired (buy-side)
Shares
65
Price
$28.17
Total value
$1.8K
InsiderMACHUCA LUIS
Role—
SecurityDeferred Compensation Phantom Stock
Transaction codeA: Grant or award
Transaction dateDecember 3, 2025
Filing dateFebruary 5, 2026
Shares owned after47,182
OwnershipIndirect
10b5-1 planNo
AmendedNo
Footnotes
The deferred compensation plan phantom stock was accrued under the Registrant's deferred compensation plan and the result of a transaction by the plan administrator that the reporting person did not request and that they were not aware of at the time of the transaction. The phantom stock will be paid in accordance with the terms of the deferred compensation plan following the end of the reporting person's employment with the Registrant.