T: New financial obligation · Company disclosure

Item 7.01 Regulation FD Disclosure. On July 28, 2026, the Company issued a press release with respect to the matters described in this Current Report on Form 8-K. A copy of the press release is attached hereto as Exhibit 99.1 and is incorporated herein by reference. The information contained in this Item 7.01 and Exhibit 99.1 of this Current Report on Form 8-K 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 it be incorporated by reference into any filing under the Securities Act of 1933, as amended, or the Exchange Act, except as expressly set forth by specific reference in such filing. Item 9.01 Financial Statements and Exhibits. (d) Exhibits 99.1 Press release, dated July 28, 2026 104 Cover Page Interactive Data File (embedded within the Inline XBRL document) -2- 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. AT&T INC. Date: July 28, 2026 By: /s/ Pascal Desroches Pascal Desroches Senior Executive Vice President and Chief Financial Officer -3-