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sellWeak cluster of 410b5-1 plan

Joel Reiss sold $3.8M of TDG

Co-Chief Operating Officer at TransDigm Group INC. 3,000 shares at an average of $1,257.09, traded Dec 20, 2024, filed Dec 20, 2024.

Warning score
35
Value
$3.8M
3,000 shares
Holdings after
3,600
-45% from before
From 52-week low
-
no price yet
From 52-week high
-
no price yet

Score components

  • Role
    COO
    +20
  • Trade size
    $3.8M 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 +5.0%, 3m +5.5%, 6m +13.0%.

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 Dec 20, 2024: -7.2%SPY +34.2% · excess -41.4%

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 0000950170-24-139072, as filed. Open on EDGAR

DateTransactionSharesPriceValueHoldings afterFiled
Dec 20, 2024MOption exercise
Common Stock10b5-1
+3,000$226.34$679k6,600Dec 20, 2024
Dec 20, 2024SOpen-market sale
Common Stock10b5-1
-110$1,250.49$138k6,490Dec 20, 2024
Dec 20, 2024SOpen-market sale
Common Stock10b5-1
-480$1,253.27$602k6,010Dec 20, 2024
Dec 20, 2024SOpen-market sale
Common Stock10b5-1
-763$1,254.80$957k5,247Dec 20, 2024
Dec 20, 2024SOpen-market sale
Common Stock10b5-1
-279$1,256.06$350k4,968Dec 20, 2024
Dec 20, 2024SOpen-market sale
Common Stock10b5-1
-210$1,256.85$264k4,758Dec 20, 2024
Dec 20, 2024SOpen-market sale
Common Stock10b5-1
-58$1,258.04$73k4,700Dec 20, 2024
Dec 20, 2024SOpen-market sale
Common Stock10b5-1
-245$1,259.97$309k4,455Dec 20, 2024
Dec 20, 2024SOpen-market sale
Common Stock10b5-1
-855$1,261.62$1.1M3,600Dec 20, 2024
Dec 20, 2024MOption exercise
Stock Optionderivative10b5-1
-3,000$0.00$012,300Dec 20, 2024

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 $3.8M of TDG | InsiderTell