Barbre Tiffany Marie sold COST
October 24, 2025 · Form 4 insider transaction
Barbre Tiffany Marie sold 1,239.383 shares of Costco Wholesale Corporation at $934.62 per share, a transaction worth $1.16M. The trade was recorded as open-market sale and disclosed on an SEC Form 4, filed 0 days after the transaction.
Direction
Disposed (sell-side)
Shares
1,239.383
Price
$934.62
Total value
$1.16M
InsiderBarbre Tiffany Marie
Role—
SecurityCommon Stock
Transaction codeS: Open-market sale
Transaction dateOctober 24, 2025
Filing dateOctober 24, 2025
Shares owned after5,155
OwnershipDirect
10b5-1 planNo
AmendedNo
Footnotes
The price shown is a weighted average price for shares sold in multiple transactions; the sale prices ranged from $934.47 to $934.84 per share. The reporting person will provide the issuer, any security holder of the issuer, or the SEC staff, upon request, information regarding the number of shares sold at each price within the range.