Tiffany Marie Barbre - Principal Accounting Officer at Costco Wholesale Corp /New

Insider Transactions and Holdings

Entity Type
Individual
Role
Principal Accounting Officer
Stock Symbol
COST on Nasdaq
All Insider Reports
All Insider Reports

Tiffany Marie Barbre - trading volume in the past year for Costco Wholesale Corp /New

Holdings reported by Tiffany Marie Barbre for Costco Wholesale Corp /New

Security Num Shares Value Price $ Transaction Date Ownership Underlying Class Underlying Amount
Common Stock 5.16K $4.82M $934.62 Oct 24, 2025 Direct
Common Stock 2.18 $2.02K $925.63 Oct 22, 2025 By 401(k)

Transactions reported by Tiffany Marie Barbre for Costco Wholesale Corp /New

Sym Class Transaction % Value $ * Price $ Shares Shares After Date Ownership
* An asterisk sign (*) next to the price indicates that the price is likely invalid.