Form 4 Tracker
Claudine Adamo

Executive Vice President · 3 filings · Latest: Sep 29, 2026

COSTCO WHOLESALE CORP /NEW
TickerOwnerRelationshipDateTransactionCost#SharesValue ($)#Shares TotalSEC Filing
COST
Claudine AdamoExecutive Vice PresidentSep 29, 2026
Sale
$915.932,200$2.0M7,133.51
COST
Adamo Claudine—Sep 29, 2026
Proposed Sale
$915.932,200$2.0M—
COST
Claudine AdamoExecutive Vice PresidentMar 9, 2026
Sale
$1,003.02730$732.2K6,121.195
COST
Adamo Claudine—Mar 9, 2026
Proposed Sale
$1,003.02730$732.2K—
COST
Adamo Claudine—Oct 24, 2025
Proposed Sale
$935.682,700$2.5M—
COST
Adamo Claudine—Mar 24, 2025
Proposed Sale
$922.56900$830.3K—
COST
Adamo Claudine—Sep 30, 2024
Proposed Sale
$888.993,200$2.8M—