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T-Mobile US, Inc. planned insider sales

In the twelve months since 23 September 2025 insiders at T-Mobile US, Inc. filed 19 Form 144 notices of planned sales, 1.6 million shares worth $346.7 million at the time of filing, from 11 sellers. The latest, filed 10 September 2026: Drobac Daniel James (officer), 772 shares worth $137,671, planned for around 10 September 2026 through Fidelity Brokerage Services LLC.

FiledSellerRelationshipSharesValuePlanned saleBrokerHow acquiredFiling
10 September 2026Drobac Daniel JamesOfficer772$137,67110 September 2026Fidelity Brokerage Services LLCRestricted Stock VestingForm 144
21 May 2026Freier JonOfficer4,799$911,81021 May 2026Fidelity Brokerage Services LLCRestricted Stock VestingForm 144
1 May 2026Katz Michael J.Officer5,000$979,0331 May 2026Fidelity Brokerage Services LLCRestricted Stock VestingForm 144
10 March 2026Datar Srikant M.Director1,000$218,25010 March 2026Fidelity Brokerage Services LLCRestricted Stock VestingForm 144
4 March 2026Datar Srikant M.Director3,291$727,6344 March 2026Fidelity Brokerage Services LLCRestricted Stock VestingForm 144
24 February 2026Sievert G MichaelOfficer, Director1,089$241,59424 February 2026Fidelity Brokerage Services LLCRestricted Stock VestingForm 144
24 February 2026Nelson Mark WolfeOfficer2,330$517,96924 February 2026Fidelity Brokerage Services LLCESPP Purchase; Restricted Stock VestingForm 144
23 February 2026Sievert G MichaelOfficer, Director13,911$3.1 million23 February 2026Fidelity Brokerage Services LLCRestricted Stock VestingForm 144
19 February 2026Sievert G MichaelDirector80,000$17.2 million19 February 2026Fidelity Brokerage Services LLCRestricted Stock VestingForm 144
18 February 2026Nelson Mark WolfeOfficer6,274$1.4 million18 February 2026Fidelity Brokerage Services LLCRestricted Stock VestingForm 144
18 February 2026Osvaldik PeterOfficer27,000$5.8 million18 February 2026Fidelity Brokerage Services LLCRestricted Stock VestingForm 144
17 February 2026Nelson Mark WolfeOfficer10,240$2.3 million17 February 2026Fidelity Brokerage Services LLCRestricted Stock VestingForm 144
12 February 2026Claure Mobile LLCDirector1,000,000$219.0 million12 February 2026UBS Financial Services IncTri Party AgreementForm 144
22 December 2025Deutsche Telekom AG10% Stockholder400,000$78.7 million22 December 2025Santander US Capital Markets LLCMerger or AcquisitionForm 144
5 December 2025Long Letitia ADirector1,457$306,4395 December 2025Fidelity Brokerage Services LLCRestricted Stock VestingForm 144
18 November 2025Sievert G MichaelOfficer, Director22,500$4.9 million18 November 2025Fidelity Brokerage Services LLCRestricted Stock VestingForm 144
17 November 2025Katz Michael J.Officer2,500$539,77517 November 2025Fidelity Brokerage Services LLCRestricted Stock VestingForm 144
17 November 2025Sievert G MichaelOfficer, Director22,500$4.9 million17 November 2025Fidelity Brokerage Services LLCRestricted Stock VestingForm 144
12 November 2025Field Callie ROfficer23,589$5.0 million11 November 2025Fidelity Brokerage Services LLCRestricted Stock VestingForm 144

A Form 144 is the notice an insider files with the SEC before selling restricted or control shares over the Rule 144 thresholds; it says what may be sold, not what was. Value is the filer's own aggregate market value. Whether the sale happened shows up later on Form 4, on the insiders page.

Source

Form 144 filings on EDGAR for T-Mobile US, Inc.: the company's filing index, each notice read from its own XML.

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