By CapitalSnitch Research Desk · updated Oct 11, 2026 · data from SEC filings and official Congress disclosures
TMUS insiders were on both sides of the trade this year. Buys came to roughly $3 million (two buyers), sales to $330 million (15 sellers).
Gopalan Srini (CEO) made the biggest buy, worth around $2 million. That includes C-suite money, which tends to get the most attention.
Big money check: 1,651 institutions held TMUS as of Q2 2026, and funds were split between buying and selling. Zooming out by quarter: 7 quarters in a row of net selling by insiders. Insiders bought in 2 of the last 7 full quarters. Members of Congress reported 16 trades in TMUS over the past two years (eight members).
Are insiders buying or selling TMUS stock?
In the last 12 months T-Mobile US, Inc. insiders made open-market purchases worth about $3 million and sales worth about $330 million. Data comes from SEC Form 4 filings, updated every 30 minutes on CapitalSnitch.
When was the last insider trade in TMUS?
The most recent open-market insider trade in TMUS was filed on 2026-09-14.
How many institutions own TMUS?
1,651 investment managers reported holding TMUS in SEC Form 13F filings for Q2 2026.
Has any member of Congress traded TMUS?
Yes. Members of Congress reported 16 trades in TMUS over the past two years. The full list is free on CapitalSnitch.
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Public-record data for research and education, not investment advice. Insider sales are often pre-planned (10b5-1).
Congress data: Data derived from public disclosures filed under the Ethics in Government Act and the STOCK Act, republished free for public transparency and news reporting. Disclosures may lag the trade by 45 days or more and show amounts only as ranges. This data may not be used for credit rating, loan underwriting, solicitation of money (political, charitable or other), direct-mail or commercial targeting (5 U.S.C. 13107).