WMB: Company disclosure · Other company developments

Item 7.01. Regulation FD Disclosure. On September 8, 2026, The Williams Companies, Inc. (the “Company”) issued a press release announcing that it had priced the Offering (as defined below). A copy of the press release is furnished and attached as Exhibit 99.1 hereto and is incorporated herein by reference. In accordance with General Instruction B.2 of Form 8-K, the information furnished under this Item 7.01 on this Current Report on Form 8-K and Exhibit 99.1 attached hereto are deemed to be “furnished” and shall not be deemed “filed” for purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), or otherwise subject to the liabilities of that section, nor shall such information be deemed incorporated by reference into any filing under the Securities Act of 1933, as amended (the “Securities Act”), or the Exchange Act. Item 8.01. Other Events. On September 8, 2026, the Company entered into an underwriting agreement (the “Underwriting Agreement”) with Citigroup Global Markets Inc., Mizuho Securities USA LLC, Morgan Stanley & Co. LLC and SMBC Nikko Securities America, Inc., as representatives of the underwriters named in Schedule 1 thereto, with respect to the offering and sale in an underwritten public offering (the “Offering”) of $500 million aggregate principal amount of its 5.000% Senior Notes due 2029 (the “2029 Notes”), $1.0 billion aggregate principal amount of its 5.600% Senior Notes due 2033 (the “2033 Notes”), $750 million aggregate principal amount of its 5.800% Senior Notes due 2036 (the “2036 Notes”) and $500 million aggregate principal amount of its 6.400% Senior Notes due 2056 (the “2056 Notes” and, together with the 2029 Notes, the 2033 Notes and the 2036 Notes, the “Notes”). The Underwriting Agreement is filed as Exhibit