T-Mobile CFO sells 27,000 shares in open market

T-Mobile US, Inc. Chief Financial Officer Peter Osvaldik sold 27,000 shares of common stock in an open-market transaction on February 18, 2026.

Accepted by SEC EDGAR 02/19/2026 - 04:50 PM EST Learn about SEC filing dates

Rhea-AI Filing Summary

T-Mobile US, Inc. Chief Financial Officer Peter Osvaldik sold 27,000 shares of common stock in an open-market transaction on February 18, 2026. The weighted average sale price was $214.86 per share, with individual trades executed between $214.68 and $215.13. Following this sale, he directly owned 51,572.664 T-Mobile shares.

Insider Trade Summary

Net Seller: 27,000 shares

Net Sell 1 txn

Insider Osvaldik Peter

Role Chief Financial Officer

Sold 27,000 shs ($5.80M)

Type	Security	Shares	Price	Value
Sale	Common Stock	27,000	$214.86	$5.80M

Holdings After Transaction: Common Stock — 51,572.664 shares (Direct)

Footnotes (1)

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 $214.68 to $215.13. 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) CFO Peter Osvaldik report?

T-Mobile CFO Peter Osvaldik reported selling 27,000 shares of common stock in an open-market transaction. The sale was recorded on February 18, 2026, and reflects a routine Form 4 insider transaction disclosed to regulators and shareholders.

At what price did the T-Mobile (TMUS) CFO sell his shares?

The T-Mobile CFO’s 27,000-share sale used a weighted average price of $214.86 per share. Individual trades occurred in multiple transactions, with prices ranging from $214.68 to $215.13, as disclosed in the Form 4 filing footnote.

How many T-Mobile (TMUS) shares does the CFO hold after the reported sale?

After the sale, T-Mobile CFO Peter Osvaldik directly owns 51,572.664 common shares. This post-transaction holding level is disclosed in the Form 4 and reflects his remaining direct ownership position following the 27,000-share disposition.

What transaction code was used in the T-Mobile (TMUS) CFO’s Form 4 filing?

The Form 4 lists transaction code “S,” indicating an open-market or private sale of non-derivative common stock. This code confirms the activity was a sale rather than an acquisition, grant, or derivative exercise event for the reporting officer.

Was the T-Mobile (TMUS) CFO’s share sale executed in a single trade or multiple trades?

The sale was executed in multiple trades, not a single transaction. The filing notes that shares were sold at prices between $214.68 and $215.13, with the weighted average price of $214.86 reported in the main transaction line.

What role does the insider in this T-Mobile (TMUS) Form 4 hold at the company?

The reporting insider, Peter Osvaldik, serves as T-Mobile US, Inc.’s Chief Financial Officer. His officer status means transactions in company stock must be reported on Form 4, providing transparency into executive trading activity for investors.

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

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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^*

Osvaldik Peter

(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)

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

3. Date of Earliest Transaction (Month/Day/Year)
02/18/2026

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	02/18/2026		S		27,000	D	$214.86(1)	51,572.664	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 $214.68 to $215.13. 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	02/19/2026
	** 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.