William Richard Wilcox - 06 Oct 2025 Form 3 Insider Report for COSTCO WHOLESALE CORP /NEW (COST)

Signature
/s/ Alejandro Torres, Attorney-in-Fact
Issuer symbol
COST
Transactions as of
06 Oct 2025
Transactions value $
$0
Form type
3
Filing time
09 Oct 2025, 17:55:53 UTC
Next filing
12 Nov 2025

Reporting Owners (1)

Name Relationship Address Signature Signature date CIK
Wilcox William Richard Executive Vice President 999 LAKE DRIVE, ISSAQUAH /s/ Alejandro Torres, Attorney-in-Fact 09 Oct 2025 0002087546

Transactions Table

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Ownership Footnotes
holding COST Common Stock 4.4K 06 Oct 2025 By 401(k)
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Remarks:

Exhibit 24: Power of Attorney provided herewith.