Costco (NASDAQ: COST) details Q4 and full-year 2025 results

Rhea-AI Filing Summary

Costco Wholesale Corporation filed an 8-K to report that it has released its operating results for the 16-week fourth quarter and 52-week fiscal year ended August 31, 2025. The company distributed these results in a press release dated September 25, 2025, which is included as Exhibit 99.1, and provided additional fourth-quarter fiscal 2025 supplemental information as Exhibit 99.2.

FALSECOSTCO WHOLESALE CORP /NEW000090983200009098322025-09-252025-09-25

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 8-K

CURRENT REPORT

Pursuant to Section 13 or 15(d)

of the Securities Exchange Act of 1934

Date of Report (Date of Earliest Event Reported): September 25, 2025

COSTCO WHOLESALE CORPORATION

(Exact name of registrant as specified in its charter)

Washington

0-20355

91-1223280

(State or other jurisdiction of incorporation)

(Commission File No.)

(I.R.S. Employer Identification No.)

999 Lake Drive

Issaquah, WA 98027

(Address of principal executive offices and zip code)

Registrant’s telephone number, including area code: 425-313-8100

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions (see General Instruction A.2. below):

☐			Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)
☐			Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)
☐			Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))
☐			Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Securities registered pursuant to Section 12(b) of the Act:

Title of each class

Trading Symbol(s)

Name of each exchange on which registered

Common Stock, par value $.005 per share

COST

NASDAQ

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (17 CFR §230.405) or Rule 12b-2 of the Securities Exchange Act of 1934 (17 CFR §240.12b-2).

Emerging growth company ☐

If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. ☐

Item 2.02.    Results of Operations and Financial Condition

On September 25, 2025, the Company issued a press release containing its operating results for the 16-week fourth quarter and the 52-week fiscal year, ended August 31, 2025. A copy of the press release is attached as Exhibit 99.1. In addition, a copy of the Company's earnings release supplement for the fourth quarter of fiscal 2025 is attached as Exhibit 99.2.

Item 9.01.    Financial Statements and Exhibits

(d) Exhibits.

99.1.    Press release dated September 25, 2025.

99.2.    Fourth quarter fiscal 2025 supplemental information.

104    Cover Page Interactive Data File (embedded within the Inline XBRL document).

SIGNATURE

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 hereunto duly authorized.

						COSTCO WHOLESALE CORPORATION
Dated: September 25, 2025						By:			/s/ Gary Millerchip
									Gary Millerchip
									Executive Vice President and Chief Financial Officer

FAQ

What did Costco (COST) report in this 8-K filing?

Costco reported that it issued a press release containing its operating results for the 16-week fourth quarter and 52-week fiscal year ended August 31, 2025. The press release is attached as Exhibit 99.1, with additional fourth quarter fiscal 2025 supplemental information in Exhibit 99.2.

Which period do the reported Costco (COST) results cover?

The results cover Costco’s 16-week fourth quarter and 52-week fiscal year that ended on August 31, 2025.

Where can investors find the detailed Q4 and fiscal 2025 results for Costco (COST)?

Detailed results are in the press release attached as Exhibit 99.1 and in the fourth quarter fiscal 2025 supplemental information attached as Exhibit 99.2 to the 8-K.

What exhibits are included with Costco’s September 25, 2025 8-K?

The filing includes a press release dated September 25, 2025 as Exhibit 99.1, fourth quarter fiscal 2025 supplemental information as Exhibit 99.2, and the cover page Inline XBRL data as Exhibit 104.

Does this Costco (COST) 8-K include the full financial statements?

The 8-K itself references operating results and attaches a press release and supplemental information (Exhibits 99.1 and 99.2), where the detailed financial data are provided.