UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

WASHINGTON, D.C. 20549

 

FORM 8-K

 

CURRENT REPORT

Pursuant to Section 13 OR 15(d)

of the Securities Exchange Act of 1934

Date of Report (Date of earliest event reported): July 2, 2026

 

 

T-MOBILE US, INC.

(Exact name of registrant as specified in its charter)

 

 

Delaware		1-33409		20-0836269
(State or other jurisdiction of incorporation)		(Commission File Number)		(IRS Employer Identification No.)

12920 SE 38th Street

Bellevue, Washington

(Address of principal executive offices)

98006-1350

(Zip Code)

Registrant’s telephone number, including area code: (425) 378-4000

(Former name or former address, if changed since last report):

 

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:

 

☐	Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

 

☐	Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

 

☐	Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

 

☐	Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Securities registered pursuant to Section 12(b) of the Act:

 

Title of each class		Trading Symbol(s)		Name of each exchange on which registered
Common Stock, par value $0.00001 per share		TMUS		The NASDAQ Stock Market LLC
3.550% Senior Notes due 2029		TMUS29		The NASDAQ Stock Market LLC
3.700% Senior Notes due 2032		TMUS32		The NASDAQ Stock Market LLC
3.150% Senior Notes due 2032		TMUS32A		The NASDAQ Stock Market LLC
3.200% Senior Notes due 2032		TMUS32B		The NASDAQ Stock Market LLC
3.625% Senior Notes due 2035		TMUS35		The NASDAQ Stock Market LLC
3.850% Senior Notes due 2036		TMUS36		The NASDAQ Stock Market LLC
3.500% Senior Notes due 2037		TMUS37		The NASDAQ Stock Market LLC
3.900% Senior Notes due 2038		TMUS38		The NASDAQ Stock Market LLC
3.800% Senior Notes due 2045		TMUS45		The NASDAQ Stock Market LLC
6.250% Senior Notes due 2069		TMUSL		The NASDAQ Stock Market LLC
5.500% Senior Notes due March 2070		TMUSZ		The NASDAQ Stock Market LLC
5.500% Senior Notes due June 2070		TMUSI		The NASDAQ Stock Market LLC

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter).

Emerging growth company ☐

If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. ☐

 

Item 5.02 — Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers.

T-Mobile US, Inc. (the “Company”) announced that it has appointed Chris Sambar as its Chief Enterprise Officer, effective no later than October 14, 2026. In this role, Mr. Sambar will oversee the Company’s enterprise and government businesses and will report directly to Srinivasan Gopalan, the Company’s President and Chief Executive Officer.

In connection with Mr. Sambar’s hiring, André Almeida, currently the Company’s Chief Broadband, Enterprise and Emerging Business Officer, will transition to the role of Chief Marketing, Brand, and Broadband Officer. In this capacity, Mr. Almeida will lead the Company’s marketing, communications, and broadband operations, while also continuing to oversee certain enterprise responsibilities during Mr. Sambar’s onboarding period. Additionally, Dr. John Saw, the Company’s Chief Technology Officer, will expand his purview to include product engineering and cybersecurity, in addition to his existing responsibilities.

After over two decades in various leadership positions with the Company, Michael J. Katz, the Company’s Chief Business and Product Officer, has decided to step away from his position at the Company effective July 8, 2026, but he will remain with the Company as a strategic advisor through December 2026.

 

Item 7.01

Regulation FD Disclosure.

On July 7, 2026, T-Mobile issued a press release announcing the appointment of Chris Sambar as the Company’s Chief Enterprise Officer and other changes to the Company’s leadership team. A copy of the press release is attached hereto as Exhibit 99.1 and is incorporated herein by reference.

The information contained in Item 7.01, including Exhibit 99.1, shall not be deemed “filed” for purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), or otherwise subject to the liabilities of that section, nor shall it be deemed incorporated by reference in any filing under the Securities Act of 1933, as amended, or the Exchange Act, except as shall be expressly set forth by specific reference in such a filing.

 

Item 9.01

Financial Statements and Exhibits.

(d) Exhibits:

 

Exhibit No.		Description
99.1		Press Release, dated July 7, 2026.
104		Cover Page Interactive Data File (formatted as inline XBRL and contained in Exhibit 101).

SIGNATURES

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.

 

						T-MOBILE US, INC.
July 7, 2026						/s/ Peter Osvaldik
						Name: Peter Osvaldik Title:  Chief Financial Officer