T: Financial results

Item 2.02 Results of Operations and Financial Condition. The registrant announced on October 21, 2026, its results of operations for the third quarter of 2026. The text of the press release and accompanying financial information are attached as exhibits and incorporated herein by reference. Item 9.01 Financial Statements and Exhibits. The following exhibits are furnished as part of this report: (d) Exhibits 99.1 Press release dated October 21, 2026 reporting financial results for the third quarter ended September 30, 2026. 99.2 AT&T Inc. selected financial statements and operating data. 99.3 Discussion and reconciliation of non-GAAP measures. 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. AT&T INC. Date: October 21, 2026 By: /s/ Sabrina Sanders Sabrina Sanders Senior Vice President - Chief Accounting Officer and Controller