Item 5. Other Information
Item 5—Other Information
None.
28
Table of Contents
Item 6—Exhibits
The following exhibits are filed as part of this Quarterly Report on Form 10-Q or are incorporated herein by reference.
Incorporated by Reference
Exhibit
Number Exhibit Description Filed
Herewith Form Period
Ending Filing Date
3.1 Articles of Incorporation as amended of Costco Wholesale Corporation
10-K 8/28/2022 10/5/2022
3.2 Bylaws as amended of Costco Wholesale Corporation
8-K 9/20/2024
10.1* Executive Employment Agreement effective January 1, 2026, between Ron Vachris and Costco Wholesale Corporation
10-Q 11/23/2025 12/17/2025
31.1 Rule 13(a) – 14(a) Certifications
x
32.1** Section 1350 Certifications
101.INS Inline XBRL Instance Document x
101.SCH Inline XBRL Taxonomy Extension Schema Document x
101.CAL Inline XBRL Taxonomy Extension Calculation Linkbase Document x
101.DEF Inline XBRL Taxonomy Extension Definition Linkbase Document x
101.LAB Inline XBRL Taxonomy Extension Label Linkbase Document x
101.PRE Inline XBRL Taxonomy Extension Presentation Linkbase Document x
104 Cover Page Interactive Data File (formatted as inline XBRL and contained in Exhibit 101) x
_______________
* Management contract, compensatory plan or arrangement.
** Furnished herewith.
29
Table of Contents
SIGNATURES
Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this Report to be signed on its behalf by the undersigned, thereunto duly authorized.
C OSTCO W HOLESALE C ORPORATION
(Registrant)
March 11, 2026 By /s/ R ON M. V ACHRIS
Date Ron M. Vachris
President and Chief Executive Officer
March 11, 2026 By /s/ G ARY M ILLERCHIP
Date Gary Millerchip
Executive Vice President and Chief Financial Officer
30
Text extracted from the filing as submitted to EDGAR. Formatting, tables and exhibits are simplified for reading; the original document is authoritative for anything you rely on.