W.w. Grainger (GWW) 4: Thomson Laurie R bought 590 shares at $0.00 on 2026-10-01 (Oct 2, 2026)

=== SEC Form 4 — Statement of Changes in Beneficial Ownership === Document Type: 4 Period of Report: 2026-10-01 10b5-1 Pre-arranged Plan: No --- Issuer --- Name: W.W. GRAINGER, INC. (GWW) CIK: 0000277135 --- Reporting Owner --- Name: Thomson Laurie R CIK: 0001859197 Role: Officer (Interim CFO and VP, Controller) --- Non-Derivative Transactions --- [Transaction #1] Security: Common Stock Date: 2026-10-01 | Code: A (Grant or award) Shares: +590 | Price: $0.00 Shares Owned After: 989 | Ownership: D (Direct) Footnotes: [F1] October 1, 2026 award of restricted stock units ("RSU"). All RSUs will be settled after vesting by the delivery of unrestricted shares of common stock on a one-for-one basis. This award will vest in three tranches, where 1/3 vests on October 1, 2027, 1/3 vests on October 1, 2028, and the remainder vests on October 1, 2029. --- Footnotes (Complete Index) --- F1: October 1, 2026 award of restricted stock units ("RSU"). All RSUs will be settled after vesting by the delivery of unrestricted shares of common stock on a one-for-one basis. This award will vest in three tranches, where 1/3 vests on October 1, 2027, 1/3 vests on October 1, 2028, and the remainder vests on October 1, 2029. --- Signature --- /s/ /s/ Cherita Thomas, by POA from Laurie R. Thomson, Interim CFO and VP, Controller (2026-10-02)