[Form 3] T-Mobile US, Inc. Initial Statement of Beneficial Ownership

Rhea-AI Filing Summary

Mudesir Abdurazak filed an initial Form 3 disclosing his relationship as a Director of T‑Mobile US, Inc. (TMUS). The report covers an event dated 09/19/2025 and was signed on 09/26/2025 by an attorney‑in‑fact. The Form 3 shows zero shares of common stock beneficially owned directly by the reporting person at the time of the filing and contains no derivative holdings or other securities reported. No amendments, joint filings, or explanatory remarks are included beyond the signature block.

Insights

Corporate Governance Expert

TL;DR: Initial ownership filing shows appointment as director but no reported direct equity stake.

The Form 3 documents a director-level relationship with TMUS while reporting 0 shares of common stock beneficially owned directly. For governance review, this indicates the director either has not received equity compensation, holds equity through a different vehicle not reported here, or that any holdings are indirect and not required on this Form 3. The filing contains no other disclosures, option grants, or derivative positions to assess alignment with shareholder interests.

Securities Analyst

TL;DR: Routine initial disclosure; no immediate market‑moving information.

From a securities‑disclosure standpoint, the Form 3 is procedural. It lists the reporting person and relationship and records no direct common stock ownership

SEC Form 3

FORM 3

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

INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES

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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1. Name and Address of Reporting Person^*

Mudesir Abdurazak

(Last) (First) (Middle)

C/O T-MOBILE US, INC.

12920 SE 38TH STREET

(Street)

BELLEVUE WA 98006

(City) (State) (Zip)

2. Date of Event Requiring Statement (Month/Day/Year)
09/19/2025

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

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

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

5. 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 Beneficially Owned
1. Title of Security (Instr. 4)	2. Amount of Securities Beneficially Owned (Instr. 4)	3. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	4. Nature of Indirect Beneficial Ownership (Instr. 5)
Common Stock	0	D

Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 4)	2. Date Exercisable and Expiration Date (Month/Day/Year)		3. Title and Amount of Securities Underlying Derivative Security (Instr. 4)		4. Conversion or Exercise Price of Derivative Security	5. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	6. Nature of Indirect Beneficial Ownership (Instr. 5)
	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

Remarks:

	/s/ Frederick Williams, Attorney-in-Fact	09/26/2025
	** 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 5 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.