WMB: Other company developments

Item 8.01 Other Events. On November 2, 2026, The Williams Companies, Inc. (the “Company”) filed a prospectus supplement to the Company’s registration statement on Form S-3 (File No. 333-299764) covering the resale by the selling securityholders named therein of up to 26,874,496 shares of the Company’s common stock, par value $1.00 per share (the “Shares”), under the Securities Act of 1933, as amended. A copy of the opinion regarding the validity of the Shares is attached hereto as Exhibit 5.1 and incorporated herein by reference. Item 9.01. Financial Statements and Exhibits (d) Exhibits. Exhibit No. Description 5.1 Opinion of Davis Polk & Wardwell LLP. 23.1 Consent of Davis Polk & Wardwell LLP (contained in its opinion filed as Exhibit 5.1 and incorporated herein by reference). 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. Dated: November 2, 2026 THE WILLIAMS COMPANIES, INC. (Registrant) By: /s/ JOHN D. PORTER John D. Porter Executive Vice President and Chief Financial Officer (Principal Financial Officer)