gww-20260804 0000277135 false 0000277135 2026-08-04 2026-08-04 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): August 4, 2026 W.W. Grainger, Inc. (Exact name of registrant as specified in its charter) Illinois 1-5684 36-1150280 (State or other jurisdiction of incorporation) (Commission file number) (I.R.S. Employer Identification No.) 100 Grainger Parkway 60045-5201 Lake Forest, Illinois (Zip Code) (Address of principal executive offices) Registrant’s telephone number, including area code: ( 847 ) 535-1000 Not Applicable (Former name or former address, if changed since last report) 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: ☐ 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 Name of Each Exchange on Which Registered Common Stock GWW New York Stock Exchange Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter). 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 August 4, 2026, W.W. Grainger, Inc. issued a press release announcing its financial results for the second quarter ended June 30, 2026. A copy is furnished as Exhibit 99.1 to this report. Item 9.01.   Financial Statements and Exhibits. (d) Exhibits. Exhibit No. Description of Exhibit 99.1 Press release announcing financial results for the second quarter ended June 30, 2026. 104 Cover Page Interactive Data File (the cover page XBRL tags are embedded within the Inline XBRL Document) SIGNATURES Pursuant to the requirements of the Securities Exchange Act of 1934, as amended, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized. Date:  August 4, 2026 W.W. GRAINGER, INC. By: /s/ Deidra C. Merriwether Name: Deidra C. Merriwether Title: Senior Vice President and Chief Financial Officer

W.W. Grainger, Inc. announced its second quarter 2026 financial results on August 4, 2026, providing investors with insights into the company's operational performance and financial health for the period ended June 30, 2026.

On August 4, 2026, W.W. Grainger, Inc. announced its financial results for the second quarter ended June 30, 2026. This press release provides insights into the company's operations and financial performance during the specified quarter. Key highlights and figures from the results were detailed in the press release, which is attached as Exhibit 99.1. The disclosure is significant for investors as it reflects the economic health of the company and may impact stock valuation and investor sentiment.

W.W. Grainger, Inc.

AI Executive Summary

Key Takeaways

Raw Filing Content

Filing Overview

What This Means