Other Information
−Removed: On August 7, 2025 , Ulf Ewaldsson , the Company’s former President, Technology , adopted a trading plan intended to satisfy the affirmative defense of Rule 10b5-1(c) to sell, subject to certain conditions (a) up to 7,500 shares of the Company’s common stock, and (b) all of the shares of the Company’s common stock he will acquire on February 15, 2026, upon the vesting of certain time-based restricted stock unit awards, up to a total of 14,868 shares.
+Added: On February 19, 2026 , Jonathan Freier , the Company’s Chief Operating Officer , adopted a trading plan intended to satisfy the affirmative defense of Rule 10b5-1(c) to sell up to 23,739 shares of the Company’s common stock he acquired on February 15, 2026, upon the vesting of certain time-based restricted stock unit awards and performance-based restricted stock unit awards (“PRSUs”), subject to certain conditions.
The duration of this trading plan is 315 days.
+Added: On February 23, 2026 , Mark W.
+Added: Nelson , the Company’s Chief Legal Officer and General Counsel , adopted a trading plan intended to satisfy the affirmative defense of Rule 10b5-1(c) to sell the shares of the Company’s common stock he will acquire on February 15, 2027, upon the vesting of certain time-based restricted stock unit awards and PRSUs, up to a total of 23,596 shares assuming PRSUs will vest at maximum value, subject to certain conditions.
+Added: The duration of this trading plan is 368 days.
+Added: On March 9, 2026 , Deeanne King , the Company’s Chief People Officer , adopted a trading plan intended to satisfy the affirmative defense of Rule 10b5-1(c) to sell up to 20,868 shares of the Company’s common stock, subject to certain conditions.
+Added: The duration of this trading plan is 365 days.
+Added: On March 13, 2026 , Claure Mobile LLC, an entity affiliated with Marcelo Claure , a director of the Company, adopted a trading plan intended to satisfy the affirmative defense of Rule 10b5-1(c) to sell up to 620,400 shares of the Company’s common stock, subject to certain conditions.
+Added: The duration of this trading plan is 413 days.
Incorporated by Reference
Exhibit Description Form Date of First Filing Exhibit Number Filed Herein
−Removed: 4.1 Twenty-Ninth Supplemental Indenture, dated as of August 5, 2025, by and among T-Mobile USA, Inc., the guarantors party thereto and Deutsche Bank Trust Company Americas, as trustee, relating to T-Mobile USA, Inc.’s 6.700% Senior Notes due 2033.
+Added: 4.1 Thirty-Eighth Supplemental Indenture, dated as of January 12, 2026, by and among T-Mobile USA, Inc., the Guarantors (as defined therein) and Deutsche Bank Trust Company Americas, as trustee, including the Form of 5.000% Senior Note due 2036.
8-K 1/12/2026 4.2
−Removed: 4.2 Thirtieth Supplemental Indenture, dated as of August 5, 2025, by and among T-Mobile USA, Inc., the guarantors party thereto and Deutsche Bank Trust Company Americas, as trustee, relating to T-Mobile USA, Inc.’s 6.250% Senior Notes due 2069.
+Added: 4.2 Thirty-Ninth Supplemental Indenture, dated as of January 12, 2026, by and among T-Mobile USA, Inc., the Guarantors (as defined therein) and Deutsche Bank Trust Company Americas, as trustee, including the Form of 5.850% Senior Note due 2056.
8-K 1/12/2026 4.3
−Removed: 4.3 Thirty-First Supplemental Indenture, dated as of August 5, 2025, by and among T-Mobile USA, Inc., the guarantors party thereto and Deutsche Bank Trust Company Americas, as trustee, relating to T-Mobile USA, Inc.’s 5.500% Senior Notes due March 2070.
+Added: 4.3 Fortieth Supplemental Indenture, dated as of February 19, 2026, by and among T-Mobile USA, Inc., the Guarantors (as defined therein) and Deutsche Bank Trust Company Americas, as trustee, paying agent and registrar, including the Form of 3.200% Senior Note due 2032.
8-K 2/19/2026 4.2
−Removed: 4.4 Thirty-Second Supplemental Indenture, dated as of August 5, 2025, by and among T-Mobile USA, Inc., the guarantors party thereto and Deutsche Bank Trust Company Americas, as trustee, relating to T-Mobile USA, Inc.’s 5.500% Senior Notes due June 2070.
+Added: 4.4 Forty-First Supplemental Indenture, dated as of February 19, 2026, by and among T-Mobile USA, Inc., the Guarantors (as defined therein) and Deutsche Bank Trust Company Americas, as trustee, paying agent and registrar, including the Form of 3.625% Senior Note due 2035.
8-K 2/19/2026 4.3
−Removed: 4.5 Thirty-Third Supplemental Indenture, dated as of August 11, 2025, by and among T-Mobile USA, Inc., the guarantors party thereto and Deutsche Bank Trust Company Americas, as trustee.
−Removed: POSASR 10/6/2025 4.9
−Removed: 4.6 Twenty-Sixth Supplemental Indenture, dated as of August 11, 2025, by and among T-Mobile USA, Inc., the guarantors party thereto and Deutsche Bank Trust Company Americas, as trustee.
−Removed: 4.7 Fifty-Second Supplemental Indenture, dated as of August 11, 2025, by and among T-Mobile USA, Inc., the guarantors party thereto and Deutsche Bank Trust Company Americas, as trustee.
−Removed: 10.1* Amended and Restated Employment Agreement, dated as of September 19, 2025, by and between the Company and Srinivasan Gopalan.
−Removed: 10.2* Amendment, dated as of September 19, 2025, to Amended and Restated Employment Agreement, dated as of March 9, 2023, by and between the Company and G.
−Removed: Michael Sievert.
−Removed: 10.3* Amendment, dated as of September 19, 2025, to Compensation Term Sheet, dated as of September 12, 2024, by and between T-Mobile US, Inc.
−Removed: and Peter Osvaldik.
−Removed: 10.4* Amendment, dated as of September 19, 2025, to Compensation Term Sheet, dated as of March 18, 2025, by and between T-Mobile US, Inc.
−Removed: and Michael J.
−Removed: 10.5 Guarantee Assumption Agreement, dated as of August 11, 2025, by and among Sprint Spectrum License Holder LLC, Sprint Spectrum License Holder II LLC, Sprint Spectrum License Holder III LLC and certain subsidiary guarantors.
+Added: 4.5 Forty-Second Supplemental Indenture, dated as of February 19, 2026, by and among T-Mobile USA, Inc., the Guarantors (as defined therein) and Deutsche Bank Trust Company Americas, as trustee, paying agent and registrar, including the Form of 3.900% Senior Note due 2038.
+Added: 8-K 2/19/2026 4.4
+Added: 10.1 Second Amended and Restated Credit Agreement, dated January 5, 2026, by and among T-Mobile USA, Inc., the lenders, swingline lenders and L/C issuers party thereto, and JPMorgan Chase Bank, N.A., as administrative agent.
+Added: 8-K 1/06/2026 10.1
22.1 Subsidiary Guarantors and Issuers of Guaranteed Securities.
10 unchanged sentences
104 Cover Page Interactive Data File (the cover page XBRL tags)
−Removed: * Indicates a management contract or compensatory plan or arrangement.
* Furnished herein.
1 unchanged sentence
T-MOBILE US, INC.
−Removed: October 23, 2025 /s/ Peter Osvaldik
+Added: April 28, 2026 /s/ Peter Osvaldik
Peter Osvaldik
−Removed: Executive Vice President and Chief Financial Officer
+Added: Chief Financial Officer
(Principal Financial Officer and Authorized Signatory)
Compared sentence by sentence after normalising whitespace, quotation marks, case and digits, so re-formatting and restated figures do not read as changed language. Wording changes appear as one removal and one addition. The current filing and the prior one are authoritative.