Item 4. MINE SAFETY DISCLOSURES

Not applicable.

Information about our Executive Officers

(As of February 1, 2023)

The above executive officers have held high-level managerial positions with AT&T or its subsidiaries for more than the past five years, except for Mr. Desroches, Mr. Gillespie, Ms. Kenny, Mr. Legg, and Ms. Santone. Executive officers are not appointed to a fixed term of office.

Mr. Desroches was previously Executive Vice President - Finance of AT&T from November 2020 to March 2021, Executive Vice President and Chief Financial Officer of WarnerMedia from June 2018 to November 2020, and Executive Vice President and Chief Financial Officer of Turner from January 2015 to June 2018.

Mr. Gillespie was previously Managing Director of Sard Verbinnen & Co. from June 2018 to April 2020, Founder and Principal of Ed Gillespie Strategies from February 2009 to December 2016, and Counselor to the President for George W. Bush, Executive Office of the President at The White House, from July 2007 to January 2009.

Ms. Kenny was previously Chief Marketing and Growth Officer, AT&T Communications, LLC from November 2020 to May 2022. Prior to that she was Global Chief Marketing Officer of Hilton Worldwide Holdings from January 2018 to June 2020 and Vice President of Marketing for Uber Technologies from April 2016 to January 2018.

Mr. Legg was previously Chief Technology Officer - AT&T Technology Services of AT&T from June 2020 to April 2022, Chief Technology Officer of WarnerMedia from December 2018 to June 2020, and Chief Technology Officer of Turner from June 2015 to December 2018.

Ms. Santone was previously Chief Administrative Officer of AT&T from May 2019 to December 2019, Executive Vice President and Global Chief Human Resources Officer of Turner from February 2016 to April 2019, and Senior Vice President and Chief Human Resources Officer of Turner from June 2013 to January 2016.

PART II