SHERWIN WILLIAMS CO 10-Q

Item 5. Other Information . Trading Arrangements During the quarter ended March 31, 2026, none of the Company’s directors or “officers,” as defined in Rule 16a-1(f) of the Exchange Act, adopted , modified or terminated a “Rule 10b5-1 trading arrangement” or a “non-Rule 10b5-1 trading arrangement,” as each term is defined in Item 408 of Regulation S-K. 38 Item 6. Exhibits . 31.1 Rule 13a-14(a)/15d-14(a) Certification of Chief Executive Officer (filed herewith) 31.2 Rule 13a-14(a)/15d-14(a) Certification of Chief Financial Officer (filed herewith) 32.1 Section 1350 Certification of Chief Executive Officer (furnished herewith) 32.2 Section 1350 Certification of Chief Financial Officer (furnished herewith) 101.INS Inline XBRL Instance Document - the instance document does not appear in the interactive data file because its XBRL tags are embedded within the inline XBRL document 101.SCH Inline XBRL Taxonomy Extension Schema Document 101.CAL Inline XBRL Taxonomy Extension Calculation Linkbase Document 101.DEF Inline XBRL Taxonomy Extension Definition Linkbase Document 101.LAB Inline XBRL Taxonomy Extension Label Linkbase Document 101.PRE Inline XBRL Taxonomy Extension Presentation Linkbase Document 104 The cover page from this Quarterly Report on Form 10-Q for the quarterly period ended March 31, 2026, formatted in Inline XBRL and contained in Exhibit 101. 39 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. THE SHERWIN-WILLIAMS COMPANY April 28, 2026 By: /s/ J. Paul Lang J. Paul Lang Senior Vice President - Enterprise Finance and Chief Accounting Officer April 28, 2026 By: /s/ Benjamin E. Meisenzahl Benjamin E. Meisenzahl Senior Vice President - Finance and Chief Financial Officer 40