T-Mobile director sells 15,000 shares of stock

T-Mobile US director G Michael Sievert reported selling a total of 15,000 shares of common stock in open-market transactions.

Rhea-AI Filing Summary

T-Mobile US director G Michael Sievert reported selling a total of 15,000 shares of common stock in open-market transactions. He sold 13,911 shares on February 23, 2026 at a weighted average price of $220.07 per share and 1,089 shares on February 24, 2026 at a weighted average price of $221.85 per share, for total proceeds of approximately $3.3 million.

After these sales, Sievert directly owns 125,695.945 T-Mobile US shares. The prices reflect weighted averages across multiple trades within narrow intraday ranges around $220–$223, as noted in the footnotes.

Insider Trade Summary

Net Seller: 15,000 shares

Net Sell 2 txns

Insider SIEVERT G MICHAEL

Role Director

Sold 15,000 shs ($3.30M)

Type	Security	Shares	Price	Value
Sale	Common Stock	1,089	$221.85	$242K
Sale	Common Stock	13,911	$220.07	$3.06M

Holdings After Transaction: Common Stock — 125,695.945 shares (Direct)

Footnotes (2)

1. F1. The price reported in Column 4 is a weighted average sale price. These shares were sold in multiple transactions at prices ranging from $220.00 to $220.56. 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.
2. F2. The price reported in Column 4 is a weighted average sale price. These shares were sold in multiple transactions at prices ranging from $220.83 to $222.95. 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.

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What insider transaction did T-Mobile (TMUS) director G Michael Sievert report?

G Michael Sievert reported selling 15,000 shares of T-Mobile common stock in open-market transactions. The sales occurred over two days and were executed at weighted average prices slightly above $220 per share, reflecting routine portfolio activity by a company director.

On what dates did G Michael Sievert sell T-Mobile (TMUS) shares and how many?

Sievert sold T-Mobile shares on February 23 and February 24, 2026. He sold 13,911 shares on February 23 and 1,089 shares on February 24, totaling 15,000 shares of common stock across the two reported trading days.

What prices did G Michael Sievert receive for his T-Mobile (TMUS) share sales?

The reported prices are weighted averages for multiple trades. On February 23, 2026, the weighted average sale price was $220.07 per share. On February 24, 2026, the weighted average sale price was $221.85 per share, based on trades within narrow intraday ranges.

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

Following the reported transactions, Sievert directly owns 125,695.945 shares of T-Mobile common stock. This post-transaction balance reflects his remaining direct holdings after selling a total of 15,000 shares in open-market sales over the two disclosed trading days.

What do the Form 4 footnotes say about G Michael Sievert’s T-Mobile (TMUS) sale prices?

The footnotes explain that the reported prices are weighted averages from multiple trades. For each day, shares were sold in separate transactions within specified price ranges, and full trade-by-trade pricing details are available to the issuer, shareholders, or regulators upon request.

Were G Michael Sievert’s T-Mobile (TMUS) transactions direct or through an entity?

The Form 4 identifies the ownership of the sold shares as direct, using the code “D” for nature of ownership. There is no indication in the provided footnotes that the transactions were executed through a separate trust, partnership, or other affiliated entity.

AI-generated analysis. How Rhea-AI works. Not financial advice.

Form 4 Insider Transactions: What Each Field Means →

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Accepted by SEC EDGAR 02/25/2026 - 06:15 PM EST Learn about SEC filing dates

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
Estimated average burden
hours per response:			0.5

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)
02/23/2026

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	02/23/2026		S		13,911	D	$220.07(1)	126,784.945	D
Common Stock	02/24/2026		S		1,089	D	$221.85(2)	125,695.945	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 $220.00 to $220.56. 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.

2. The price reported in Column 4 is a weighted average sale price. These shares were sold in multiple transactions at prices ranging from $220.83 to $222.95. 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	02/25/2026
	** 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.