T-Mobile US Stock Insider Power

Based on the 100 latest insides trades, we have calculated the insider power to be negative at -91.21. In total, the insiders bought 432.28M and sold 1.54B TMUS shares in the last 100 trades. The insider score can be negative despite buy/sell ratio being positive. The score focuses on the quality of the trades.

Insider Power

(Last 100 transactions)
-91.21
Buy 432.28M shares
Sell 1.54B shares
22% Buy Activity
Weak Positive Correlation
Sell Signal High Confidence
May 26, 2026

Analysis Breakdown:

  • Strongly supported by a very low Insider Power Score of -91.21.
  • Confidence increased due to high data reliability score of 100.
  • Supported by overwhelming sell-side pressure (22% buys).

Historical Insider Trades

Date Type Person Role Amount
May 21, 2026
Sell
Common Stock
S-Sale
Freier Jon
Chief Operating Officer
C-Suite Officer 4 799
Value: $911.8K
May 01, 2026
Sell
Common Stock
S-Sale
Katz Michael J.
Chief Bus. And Prod. Officer
Officer 5 000
Value: $979.1K
May 01, 2026
Sell
Common Stock
F-InKind
Drobac Daniel James
Vp & Chief Accounting Officer
Officer 37
Value: $7K
May 01, 2026
Buy
Common Stock
P-Purchase
Almeida Andre
Chief Broadband, Ent. & Emerg
Officer 5 097
Value: $1.00M
Mar 12, 2026
Buy
Common Stock
A-Award
Nelson Mark Wolfe
Chief Legal Officer & GC
Officer 86
Value: $18.2K
Mar 10, 2026
Sell
Common Stock
S-Sale
Datar Srikant M.
Director
Director 1 000
Value: $218.3K
Mar 04, 2026
Sell
Common Stock
S-Sale
Datar Srikant M.
Director
Director 3 291
Value: $727.6K
Mar 01, 2026
Sell
Common Stock
F-InKind
Gopalan Srini
President And CEO
CEO / President 2 835
Value: $615.5K
Mar 01, 2026
Sell
Common Stock
F-InKind
Almeida Andre
Chief Broadband, Ent. & Emerg
Officer 367
Value: $79.6K
Feb 25, 2026
Sell
Common Stock
F-InKind
Drobac Daniel James
Vp & Chief Accounting Officer
Officer 389
Value: $85.0K
Feb 24, 2026
Sell
Common Stock
S-Sale
Sievert G Michael
Director
Director 1 089
Value: $241.6K
Feb 24, 2026
Sell
Common Stock
S-Sale
Nelson Mark Wolfe
Chief Legal Officer & GC
Officer 2 329
Value: $518.0K
Feb 23, 2026
Sell
Common Stock
S-Sale
Sievert G Michael
Director
Director 13 911
Value: $3.06M
Feb 19, 2026
Sell
Common Stock
S-Sale
Sievert G Michael
Director
Director 80 000
Value: $17.2M
Feb 18, 2026
Sell
Common Stock
S-Sale
Osvaldik Peter
Chief Financial Officer
C-Suite Officer 27 000
Value: $5.80M
Feb 18, 2026
Sell
Common Stock
S-Sale
Nelson Mark Wolfe
Chief Legal Officer & GC
Officer 6 274
Value: $1.38M
Feb 17, 2026
Sell
Common Stock
S-Sale
Nelson Mark Wolfe
Chief Legal Officer & GC
Officer 10 240
Value: $2.26M
Feb 15, 2026
Buy
Common Stock
A-Award
Saw John
Chief Technology Officer
Officer 7 831
Value: $1.42M
Feb 15, 2026
Buy
Common Stock
A-Award
Osvaldik Peter
Chief Financial Officer
C-Suite Officer 19 086
Value: $3.46M
Feb 15, 2026
Buy
Common Stock
A-Award
Nelson Mark Wolfe
Chief Legal Officer & GC
Officer 12 287
Value: $2.23M
Feb 15, 2026
Sell
Common Stock
F-InKind
Nelson Mark Wolfe
Chief Legal Officer & GC
Officer 4 257
Value: $934.3K
Feb 15, 2026
Buy
Common Stock
A-Award
Drobac Daniel James
Vp & Chief Accounting Officer
Officer 3 837
Value: $696.2K
Feb 15, 2026
Buy
Common Stock
A-Award
Nelson Mark Wolfe
Chief Legal Officer & GC
Officer 19 576
Value: $3.55M
Feb 15, 2026
Sell
Common Stock
F-InKind
Nelson Mark Wolfe
Chief Legal Officer & GC
Officer 6 949
Value: $1.53M
Feb 15, 2026
Buy
Common Stock
A-Award
King Deeanne
Chief People Officer
Officer 4 432
Value: $804.2K

About Insider Power

Insider Power is a proprietary algorithm developed by StockInvest.us to evaluate the significance of insider transactions. The calculation considers the size, type, and timing of transactions, as well as the insider’s role within the company.

It is important to note that, in general, there is little to no correlation between insider transactions and short-term stock price movements. In one of our studies, only 0.22%* of stocks with insider activity showed a measurable correlation — and even then, it was unclear whether the effect was caused by insider actions or simply by the stock’s broader trend.

While our algorithms are designed to highlight potentially meaningful signals, these cannot be regarded as statistically significant on their own. Insider trading activity should therefore be seen as informative rather than as direct trading guidance. The Insider Power metric was created to present this information in a clearer and more accessible way, helping investors better understand the possible context of insider activity.

* October 6th, 2025 - Tested on 5562 stocks

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ABOUT T-MOBILE US
T-Mobile US, Inc., together with its subsidiaries, provides mobile communications services in the United States, Puerto Rico, and the United States Virgin Islands. The company offers voice, messaging, and data services to 108.7 million customers in the postpaid, prepaid, and wholesale markets. It also provides wireless devices, including smartphones, wearables, and tablets and other mobile communication devices, as well as wireless devices and ac...
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