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sellWeak cluster of 410b5-1 plan

Joel Reiss sold $4.3M of TDG

Co-Chief Operating Officer at TransDigm Group INC. 3,000 shares at an average of $1,424.27, traded Jun 20, 2025, filed Jun 20, 2025.

Warning score
35
Value
$4.3M
3,000 shares
Holdings after
3,600
-45% from before
From 52-week low
+17%
low $1,152.50, close $1,349.64
From 52-week high
-2%
high $1,377.88, as of Jun 20, 2025

Score components

  • Role
    COO
    +20
  • Trade size
    $4.3M at market
    +25
  • Share of holdings sold
    Sold 45% of holdings
    +10
  • Cluster
    4 insiders selling within 14 days
    +15
  • 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 +10.7%, 3m -5.0%, 6m -5.4%.

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.

TDGOct 9, 2026 · close 1,108
Since filing Jun 20, 2025: -17.9%SPY +32.7% · excess -50.6%

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 0000950170-25-088583, as filed. Open on EDGAR

DateTransactionSharesPriceValueHoldings afterFiled
Jun 20, 2025MOption exercise
Common Stock10b5-1
+3,000$284.97$855k6,600Jun 20, 2025
Jun 20, 2025SOpen-market sale
Common Stock10b5-1
-200$1,410.11$282k6,400Jun 20, 2025
Jun 20, 2025SOpen-market sale
Common Stock10b5-1
-100$1,411.86$141k6,300Jun 20, 2025
Jun 20, 2025SOpen-market sale
Common Stock10b5-1
-356$1,420.70$506k5,944Jun 20, 2025
Jun 20, 2025SOpen-market sale
Common Stock10b5-1
-154$1,421.49$219k5,790Jun 20, 2025
Jun 20, 2025SOpen-market sale
Common Stock10b5-1
-254$1,422.52$361k5,536Jun 20, 2025
Jun 20, 2025SOpen-market sale
Common Stock10b5-1
-447$1,424.40$637k5,089Jun 20, 2025
Jun 20, 2025SOpen-market sale
Common Stock10b5-1
-233$1,425.22$332k4,856Jun 20, 2025
Jun 20, 2025SOpen-market sale
Common Stock10b5-1
-495$1,426.79$706k4,361Jun 20, 2025
Jun 20, 2025SOpen-market sale
Common Stock10b5-1
-10$1,427.72$14k4,351Jun 20, 2025
Jun 20, 2025SOpen-market sale
Common Stock10b5-1
-451$1,430.03$645k3,900Jun 20, 2025
Jun 20, 2025SOpen-market sale
Common Stock10b5-1
-300$1,431.11$429k3,600Jun 20, 2025
Jun 20, 2025MOption exercise
Stock Optionderivative10b5-1
-3,000$0.00$059,000Jun 20, 2025

Related signals

Other insiders at TransDigm Group INC and this insider’s other filings.

ScoreCompanyInsiderValueHoldingsFiled
30Weak
TDGsell10b5-1
TransDigm Group INC
Joel Reiss
Co-Chief Operating Officer
$4.3M
3,900 shares
-52%
23Weak
TDGsell 210b5-1
TransDigm Group INC
W Nicholas Howley
director
$13M
10,132 shares
-32%
38Weak
TDGsell 210b5-1
TransDigm Group INC
Joel Reiss
Co-Chief Operating Officer
$4.8M
3,900 shares
-52%
23Weak
TDGsell 210b5-1
TransDigm Group INC
W Nicholas Howley
director
$12M
10,132 shares
-32%
28Weak
TDGsell 210b5-1
TransDigm Group INC
Joel Reiss
Co-Chief Operating Officer
$4.2M
3,486 shares
-46%
31Weak
TDGsell 210b5-1
TransDigm Group INC
Joel Reiss
Co-Chief Operating Officer
$510k
414 shares
-10%
43Moderate
TDGsell 2
TransDigm Group INC
W Nicholas Howley
director
$13M
10,132 shares
-32%
43Moderate
TDGsell 2
TransDigm Group INC
W Nicholas Howley
director
$13M
10,132 shares
-32%
43Moderate
TDGsell 2
TransDigm Group INC
W Nicholas Howley
director
$13M
10,132 shares
-32%
58Moderate
TDGsell 2
TransDigm Group INC
Joel Reiss
Co-Chief Operating Officer
$5.0M
3,900 shares
-52%

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.

Joel Reiss sold $4.3M of TDG | InsiderTell