IN THE SUPREME COURT OF THE STATE OF DELAWARE JENNA HARPER, derivatively on § behalf of T-MOBILE US, INC., § § No. 253, 2024 Plaintiff-Below, Appellant, § § Court Below: Court of Chancery of v. § the State of Delaware § G. MICHAEL SIEVERT, § C.A. No.: 2022-0819 TIMOTHEUS HÖTTGES, § MARCELO CLAURE, SRIKANT M. § DATAR, SRINIVASAN GOPALAN, § CHRISTIAN P. ILLEK, RAPHAEL § KÜBLER, LETITIA A. LONG, § THORSTEN LANGHEIM, § DOMINIQUE LEROY, TERESA A. § TAYLOR, KELVIN R. § WESTBROOK, BAVAN § HOLLOWAY, MICHAEL WILKENS, § OMAR TAZI, LAWRENCE H. § GUFFEY, AND RONALD FISHER, § § Defendants-Below, Appellees, § § and § § T-MOBILE US, INC., § § Nominal Defendant-Below, § Appellee. §

Submitted: January 29, 2025 Decided: February 17, 2025 Before SEITZ, Chief Justice; VALIHURA, TRAYNOR, LEGROW, and GRIFFITHS, Justices, constituting the Court en Banc.

ORDER This 17th day of February, 2025, after careful consideration of the parties’ briefs and the record below, and following oral argument, we find it evident that the judgment of the Court of Chancery should be affirmed on the basis of and for the reasons stated in the May 31, 2024 Memorandum Opinion, and the June 12, 2024 Order Granting Defendants’ Motion to Dismiss.

NOW, THEREFORE, IT IS ORDERED that the judgment of the Court of Chancery is AFFIRMED.

BY THE COURT: /s/ Abigail M. LeGrow Justice