Adamo Claudine sold COST
October 22, 2026 · Form 4 insider transaction
Adamo Claudine sold 177.058 shares of Costco Wholesale Corporation at $1018.21 per share, a transaction worth $180.3K. The trade was recorded as shares withheld for taxes and disclosed on an SEC Form 4, filed 4 days after the transaction.
Direction
Disposed (sell-side)
Shares
177.058
Price
$1018.21
Total value
$180.3K
InsiderAdamo Claudine
Role—
SecurityCommon Stock
Transaction codeF: Shares withheld for taxes
Transaction dateOctober 22, 2026
Filing dateOctober 26, 2026
Shares owned after6,661
OwnershipDirect
10b5-1 planNo
AmendedNo
Footnotes
This transaction is a withholding by the Company for taxes in connection with the vesting of previously granted restricted stock units. The price represents the closing market price of Costco common stock on Nasdaq on October 22, 2026.