Form 4 Tracker
Brock Lakely

EVP, Chief Accounting Officer · 3 filings · Latest: Apr 15, 2026

COLUMBIA BANKING SYSTEM, INC.
TickerOwnerRelationshipDateTransactionCost#SharesValue ($)#Shares TotalSEC Form 4
COLB
Brock LakelyEVP, Chief Accounting OfficerApr 15, 2026
Tax Withholding
$29.10396$11.5K10,708
COLB
Brock LakelyEVP, Chief Accounting OfficerMar 13, 2026
Tax Withholding
$26.23211$5.5K11,104
COLB
Brock LakelyEVP, Chief Accounting OfficerMar 13, 2026
Sale
$26.23211$5.5K11,104
COLB
Brock LakelyEVP, Chief Accounting OfficerMar 13, 2026
Option Exercise
$26.23846$22.2K11,315