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sellModerate cluster of 210b5-1 plan

G Michael Sievert sold $11M of TMUS

President and CEO at T-Mobile US, Inc.. 45,000 shares at an average of $242.70, traded May 19, 2025, filed May 21, 2025.

Warning score
43
Value
$11M
45,000 shares
Holdings after
381,222
-11% from before
From 52-week low
+25%
low $189.91, close $237.48
From 52-week high
-10%
high $265.27, as of May 19, 2025

Score components

  • Role
    CEO
    +25
  • Trade size
    $10.9M at market
    +25
  • Share of holdings sold
    Sold 11% of holdings
    +5
  • Cluster
    2 insiders selling within 14 days
    +8
  • 10b5-1 plan
    Pre-scheduled under a 10b5-1 plan
    -20

What happened after comparable sells

Same side and tier, against the S&P 500, at 1, 3 and 6 months. Shown to Pro users; the whole table is on the backtest page.

Price around the trade, and since

From a quarter before the trade to today. The arrow is the trade, the circle the day the filing reached EDGAR, which is the first day anyone outside could act; the dotted line is the S&P 500 rebased to that day's close.

TMUSOct 9, 2026 · close 148.58
Since filing May 21, 2025: -36.5%SPY +35.8% · excess -72.3%

Daily candles, adjusted for splits and dividends. Green arrows are insider buys, red are sells, sized by value; the dashed line is the close on the filing day, the dotted line SPY rebased to it.Charts by TradingView Lightweight Charts™

Rows in this filing

Every transaction in Form 4 0001283699-25-000089, as filed. Open on EDGAR

DateTransactionSharesPriceValueHoldings afterFiled
May 19, 2025SOpen-market sale
Common Stock10b5-1
-22,500$244.40$5.5M403,722May 21, 2025
May 20, 2025SOpen-market sale
Common Stock10b5-1
-22,500$240.99$5.4M381,222May 21, 2025

Related signals

Other insiders at T-Mobile US, Inc. and this insider’s other filings.

ScoreCompanyInsiderValueHoldingsFiled
6Weak
TMUSsell10b5-1
T-Mobile US, Inc.
Daniel James Drobac
VP & Chief Accounting Officer
$138k
772 shares
-2%
20Weak
TMUSsell10b5-1
T-Mobile US, Inc.
Deutsche Telekom AG
director, owner
$31M
128,841 shares
-0%
20Weak
TMUSsell10b5-1
T-Mobile US, Inc.
Deutsche Telekom AG
director, owner
$31M
128,852 shares
-0%
20Weak
TMUSsell10b5-1
T-Mobile US, Inc.
Deutsche Telekom AG
director, owner
$31M
128,852 shares
-0%
20Weak
TMUSsell10b5-1
T-Mobile US, Inc.
Deutsche Telekom AG
director, owner
$46M
193,278 shares
-0%
20Weak
TMUSsell10b5-1
T-Mobile US, Inc.
Deutsche Telekom AG
director, owner
$31M
128,878 shares
-0%
20Weak
TMUSsell10b5-1
T-Mobile US, Inc.
Deutsche Telekom AG
director, owner
$31M
128,852 shares
-0%
20Weak
TMUSsell10b5-1
T-Mobile US, Inc.
Deutsche Telekom AG
director, owner
$34M
139,680 shares
-0%
20Weak
TMUSsell10b5-1
T-Mobile US, Inc.
Deutsche Telekom AG
director, owner
$52M
209,520 shares
-0%
20Weak
TMUSsell10b5-1
T-Mobile US, Inc.
Deutsche Telekom AG
director, owner
$36M
139,680 shares
-0%

Not investment advice. Scores and forward returns are decision support built from public SEC filings and past prices; they describe what happened after comparable filings, not what will happen after this one. Do your own research and size your risk.

G Michael Sievert sold $11M of TMUS | InsiderTell