Skip to content
sellWeak10b5-1 plan

Edward M Basile sold $520k of TMDX

director at TransMedics Group, Inc.. 4,143 shares at an average of $125.51, traded Aug 4, 2025, filed Aug 5, 2025.

Warning score
18
Value
$520k
4,143 shares
Holdings after
2,866
-59% from before
From 52-week low
+127%
low $56.73, close $128.50
From 52-week high
-23%
high $165.98, as of Aug 4, 2025

Score components

  • Role
    Director
    +15
  • Trade size
    $520k at market
    +18
  • Share of holdings sold
    Sold 59% of holdings
    +20
  • Cluster
    No other insider selling within 14 days
    0
  • Exercise and sell
    Shares came from an option exercise in the same filing
    -15
  • 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.

This signal so far: 1m -17.3%, 3m -2.8%, 6m +7.9%.

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.

TMDXOct 9, 2026 · close 77.87
Since filing Aug 5, 2025: -38.1%SPY +25.6% · excess -63.7%

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 0000950170-25-103110, as filed. Open on EDGAR

DateTransactionSharesPriceValueHoldings afterFiled
Aug 4, 2025MOption exercise
Common Stock10b5-1
+4,143$0.70$2,9007,009Aug 5, 2025
Aug 4, 2025SOpen-market sale
Common Stock10b5-1
-4,143$125.51$520k2,866Aug 5, 2025
Aug 4, 2025MOption exercise
Stock Option (Right to Buy)derivative10b5-1
-4,143--4,142Aug 5, 2025

Related signals

Other insiders at TransMedics Group, Inc. and this insider’s other filings.

ScoreCompanyInsiderValueHoldingsFiled
36Weak
TMDXbuy
TransMedics Group, Inc.
David Weill
director
$109k
1,336 shares
+9%
31Weak
TMDXsell
TransMedics Group, Inc.
Thomas James Gunderson
director
$722k
9,624 shares
-37%
52Moderate
TMDXsell 5
TransMedics Group, Inc.
Stephanie Lovell
director
$178k
1,193 shares
-29%
38Weak
TMDXsell 5
TransMedics Group, Inc.
David Weill
director
$524k
3,571 shares
-23%
46Moderate
TMDXsell 5
TransMedics Group, Inc.
Nicholas Corcoran
See remarks
$413k
2,966 shares
-9%
67Notable
TMDXsell 5
TransMedics Group, Inc.
Gerardo Hernandez
Chief Financial Officer
$1.1M
7,611 shares
-51%
40Moderate
TMDXsell 5
TransMedics Group, Inc.
Anil P. Ranganath
See remarks
$120k
864 shares
-6%
48Moderate
TMDXsell 3
TransMedics Group, Inc.
Gerardo Hernandez
Chief Financial Officer
$128k
920 shares
-6%
46Moderate
TMDXsell 3
TransMedics Group, Inc.
David Weill
director
$693k
5,000 shares
-29%
37Weak
TMDXsell 3
TransMedics Group, Inc.
Anil P. Ranganath
See remarks
$436k
3,000 shares
-18%

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.

Edward M Basile sold $520k of TMDX | InsiderTell