Director at T-Mobile (NASDAQ: TMUS) sells 80,000 common shares

Rhea-AI Filing Summary

T-Mobile US director G Michael Sievert reported an open-market sale of 80,000 shares of Common Stock on February 19, 2026, at a weighted average price of $214.94 per share. After this transaction, he directly owns 140,695.945 shares of T-Mobile US common stock.

The shares were sold in multiple trades at prices ranging from $214.23 to $215.34, with the weighted average price reported.

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

OMB APPROVAL

OMB Number:			3235-0287
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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^*

SIEVERT G MICHAEL

(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
	Officer (give title below)		Other (specify below)

3. Date of Earliest Transaction (Month/Day/Year)
02/19/2026

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	02/19/2026		S		80,000	D	$214.94(1)	140,695.945	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. The price reported in Column 4 is a weighted average sale price. These shares were sold in multiple transactions at prices ranging from $214.23 to $215.34. The reporting person undertakes to provide the issuer, any security holder of the issuer, or the staff of the Securities and Exchange Commission upon request, full information regarding the number of shares sold at each separate price within the range set forth on this footnote.

Remarks:

	/s/ Frederick Williams, Attorney-in-Fact	02/23/2026
	** 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).
** 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.

FAQ

What insider transaction did T-Mobile (TMUS) disclose for G Michael Sievert?

T-Mobile disclosed that director G Michael Sievert sold 80,000 shares of Common Stock in an open-market transaction on February 19, 2026, at a weighted average price of $214.94 per share, as reported in a Form 4 insider trading filing.

At what prices did G Michael Sievert sell T-Mobile (TMUS) shares?

G Michael Sievert sold T-Mobile shares at a weighted average price of $214.94 per share. The trades occurred in multiple transactions within a price range from $214.23 to $215.34, as detailed in the Form 4 footnote accompanying the transaction.

How many T-Mobile (TMUS) shares does G Michael Sievert own after this sale?

After selling 80,000 shares, G Michael Sievert directly owns 140,695.945 shares of T-Mobile US Common Stock. This post-transaction holding is reported in the Form 4 as the total number of shares beneficially owned following the open-market sale on February 19, 2026.

What type of insider transaction did T-Mobile (TMUS) report for Sievert?

The filing reports an open-market sale of non-derivative Common Stock by G Michael Sievert. The transaction code is “S,” indicating a sale in the open market or a private transaction, with 80,000 shares sold on February 19, 2026, at a weighted average price of $214.94.

Was the T-Mobile (TMUS) insider sale a single trade or multiple trades?

The insider sale was executed through multiple trades rather than a single transaction. The Form 4 footnote explains that the 80,000 shares were sold in numerous trades at prices ranging between $214.23 and $215.34, resulting in the reported weighted average sale price.