[Form 4] T-Mobile US, Inc. Insider Trading Activity

Rhea-AI Filing Summary

T-Mobile US (TMUS) reported routine executive equity grants on a Form 4 for its President and CEO. On 11/01/2025, the officer received 35,094 performance-based RSUs at $0, representing the minimum award equal to 80% of the target grant, which will vest in full on April 1, 2028. The filing also shows 6,370 time-based RSUs at $0, vesting one-third on February 15, 2026, February 15, 2027, and February 15, 2028, subject to plan terms.

Following the reported transactions, the officer beneficially owned 80,458 shares directly. These are equity awards, not open‑market purchases.

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

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Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Gopalan Srini

(Last) (First) (Middle)

C/O T-MOBILE US, INC.

12920 SE 38TH STREET

(Street)

BELLEVUE WA 98006

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
T-Mobile US, Inc. [ TMUS ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

X	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	President and CEO

3. Date of Earliest Transaction (Month/Day/Year)
11/01/2025

4. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Common Stock	11/01/2025		A		35,094(1)	A	$0	74,088	D
Common Stock	11/01/2025		A		6,370(2)	A	$0	80,458	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

1. Represents the minimum number of performance-based restricted stock units (PRSUs) awarded to the reporting person under the issuer's 2023 Incentive Award Plan (the "Plan"), which is equal to 80% of the target grant. The PRSUs will vest in full on April 1, 2028, and additional restricted stock units may be earned based on the achievement of certain performance metrics subject to the terms of the Plan and such award.

2. Represents restricted stock units granted under the Plan; one-third of the units vest on each of February 15, 2026, February 15, 2027 and February 15, 2028, subject to the terms of the Plan and related award agreement.

Remarks:

	/s/ Frederick Williams, Attorney-in-Fact	11/04/2025
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
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