Company: COST
Filing Date: 2025-10-08
Form Type: 10-K
Source: 0000909832-25-000101
Chunk: 62

Company: COSTCO WHOLESALE CORP /NEW
Filing Date: 2025-10-08
Form: 10-K
Item: Item 8
Chunk 62
---
 design and testing the operating effectiveness of certain internal controls over the Company's revenue process, including general IT and application controls related to the IT systems used for the processing and recording of U.S. and Canada revenue. We performed a software-assisted data analysis to test the relationships among certain revenue journal entries. We evaluated the sufficiency of audit evidence obtained over U.S. and Canada revenue by assessing the results of procedures performed, including the appropriateness of nature and extent of such evidence.

/s/ KPMG LLP

We have served as the Company’s auditor since 2002.

Seattle, Washington

October 7, 2025

35

REPORT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM

To the Stockholders and Board of Directors 

Costco Wholesale Corporation:

Opinion on Internal Control Over Financial Reporting 

We have audited Costco Wholesale Corporation and subsidiaries’ (the Company) internal control over financial reporting as of August 31, 2025, based on criteria established in Internal Control – Integrated Framework (2013) issued by the Committee of Sponsoring Organizations of the Treadway Commission. In our opinion, the Company maintained, in all material respects, effective internal control over financial reporting as of August 31, 2025, based on criteria established in Internal Control – Integrated Framework (2013) issued by the Committee of Sponsoring Organizations of the Treadway Commission.

We also have audited, in accordance with the standards of the Public Company Accounting Oversight Board (United States) (PCAOB), the consolidated balance sheets of the Company as of August 31, 2025 and September 1, 2024, the related consolidated statements of income, comprehensive income, equity, and cash flows for each of the fiscal years in the three-year period ended August 31, 2025, and the related notes (collectively, the consolidated financial statements), and our report dated October 7, 2025 expressed an unqualified opinion on those consolidated financial statements.

Basis for Opinion 

The Company’s management is responsible for maintaining effective internal control over financial reporting and for its assessment of the effectiveness of internal control over financial reporting, included in the accompanying Management’s Annual Report on Internal Control Over Financial Reporting. Our responsibility is to express an opinion on the Company’s internal control over financial reporting based on our audit. We are a public accounting firm registered with the PCAOB and are required to be independent with respect to the Company in accordance with the U.S. federal securities laws and the applicable rules