T-Mobile (TMUS) CAO uses 388.871 shares to cover RSU tax bill

Rhea-AI Filing Summary

T-Mobile US, Inc. executive Daniel James Drobac, the VP & Chief Accounting Officer, reported a tax-related share disposition tied to vesting equity. The filing shows 388.871 shares of common stock were withheld at $218.66 per share to cover taxes on restricted stock units, and it explicitly notes this was not an open market transaction. After this withholding, Drobac directly held 36,077.987 shares of T-Mobile common stock.

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^*

Drobac Daniel James

(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)
	VP & Chief Accounting Officer

3. Date of Earliest Transaction (Month/Day/Year)
02/25/2026

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	02/25/2026		F		388.871(1)	D	$218.66	36,077.987	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 shares withheld for payment of taxes on vesting of restricted stock units; not an open market transaction.

Remarks:

	/s/ Frederick Williams, Attorney-in-Fact	02/26/2026
	** 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).
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FAQ

What insider transaction did T-Mobile (TMUS) report for Daniel James Drobac?

T-Mobile reported that Daniel James Drobac had 388.871 common shares withheld to cover taxes on vesting restricted stock units. The shares were valued at $218.66 each and this was a tax-withholding disposition, not an open market trade.

Was the TMUS insider transaction by Daniel Drobac an open market sale?

No, the transaction was not an open market sale. The filing states the 388.871 shares were withheld solely to pay taxes on vesting restricted stock units, meaning the company retained the shares instead of Drobac selling them to outside buyers.

How many T-Mobile (TMUS) shares were involved in Daniel Drobac’s Form 4 tax withholding?

The Form 4 shows 388.871 shares of T-Mobile common stock were withheld. These shares were applied at a price of $218.66 per share to satisfy tax obligations arising from the vesting of restricted stock units granted to Daniel James Drobac.

What is Daniel James Drobac’s role at T-Mobile (TMUS) in this Form 4 filing?

Daniel James Drobac is identified as T-Mobile’s VP & Chief Accounting Officer. His Form 4 reports a tax-withholding disposition where shares were retained by the company upon restricted stock unit vesting to cover associated tax liabilities.

How many T-Mobile (TMUS) shares does Daniel Drobac hold after this Form 4 transaction?

Following the tax-withholding transaction, Daniel James Drobac directly held 36,077.987 shares of T-Mobile common stock. This figure reflects his remaining direct ownership after 388.871 shares were withheld to satisfy the tax obligations on vesting restricted stock units.

What does transaction code F mean in the T-Mobile (TMUS) Form 4 for Daniel Drobac?

Transaction code F indicates shares were used to pay an exercise price or tax liability. In this case, 388.871 shares were withheld to cover taxes on vesting restricted stock units, which the filing clarifies was not an open market transaction or discretionary share sale.