T: Leadership change

ITEM 5.02. Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers. On June 11, 2026, Pascal Desroches announced his retirement as Senior Executive Vice President and Chief Financial Officer of AT&T Inc. (the “Company”), which will be effective as of December 31, 2026. On June 15, 2026, the Company appointed Jennifer Biry as Deputy Chief Financial Officer, effective as of July 6, 2026. Ms. Biry will assume the role of Senior Executive Vice President and Chief Financial Officer as of January 1, 2027. Ms. Biry, 52, is the former Chief Financial Officer and Chief Operating Officer of McAfee, a leading online protection company, since 2022; prior to that, she held a number of senior positions at the Company, in finance, sales and strategy, since 1999, the last as Executive Vice President and Chief Financial Officer of WarnerMedia, then a subsidiary of the Company, from 2020 to 2022. The stepdaughter of Ms. Biry is employed by an AT&T subsidiary. During 2025, this employee’s approximate annual gross compensation, including incentive awards, was $141,090. This employee’s rate of pay is similar to the rate of pay for comparable positions at the Company. Item 9.01 Financial Statements and Exhibits. The following exhibits are filed as part of this report: (d) Exhibits 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: June 16, 2026 By: /s/ Stacey Maris Stacey Maris Senior Vice President, Secretary and Chief Privacy Officer