TransDigm Group Incorporated (TDG)
TDG · Industrials · 
United States
TransDigm Group Incorporated (TDG) is a US company in the Industrials sector. The stock has its largest weight in WIND (MSCI World Industrials), at 0.68%. Anyone who holds an ETF containing TransDigm Group Incorporated also has an indirect stake in the company.
Data and Charts: TransDigm Group Incorporated
Key Data for TransDigm Group Incorporated
TransDigm Group Incorporated Stock Price Chart
The TransDigm Group Incorporated chart shows daily closing prices and is set to the current year by default. The stock is down 13.8% year to date and down 12.2% over twelve months. The last recorded close on October 30, 2026, was $1,146.81, at 19% of the 52-week range.
Price series from our database since Aug 12, 2024, 558 daily values.
TransDigm Group Incorporated Stock Performance
| Year to date | -13.8% | 1 year | -12.2% |
|---|---|---|---|
| 1 month | +5.9% | 3 months | -8.6% |
| Calendar year 2025 | +4.9% |
Measured in euros, TransDigm Group Incorporated is down 9.3% year to date and down 9.2% over twelve months. The difference from the dollar figures above comes from the exchange rate alone. Each daily price is converted at the ECB euro reference rate for that day.
Alysly Data Analysis: TransDigm Group Incorporated
What ETF Is TransDigm Group Incorporated In?
TransDigm Group Incorporated has above-average ETF coverage and is held by 19 of the 104 ETFs we track, which together follow 8 indices. That puts the stock in more ETFs than 79.9% of the 4,341 stocks we track.
| ETF | Index | Weight | per €1,000 in the ETF |
|---|---|---|---|
| WIND | MSCI World Industrials | 0.68% | €6.77 |
| XDWI / XMIW | MSCI World Industrials | 0.67% | €6.71 |
| XDEW | S&P 500 Equal Weight | 0.20% | €2.03 |
| SXR8 | S&P 500 | 0.10% | €1.00 |
| XD9U / XD9D | MSCI USA | 0.10% | €0.98 |
| SPYL / SPY5 | S&P 500 | 0.10% | €0.97 |
| XDWD / XDWL | MSCI World | 0.07% | €0.72 |
| EUNL | MSCI World | 0.07% | €0.70 |
| SWWD | MSCI World | 0.07% | €0.67 |
| SPPW | MSCI World | 0.07% | €0.67 |
| SPYY | MSCI ACWI | 0.07% | €0.67 |
| WIMI | MSCI World IMI | 0.07% | €0.66 |
| SPYI / SPSA | MSCI ACWI IMI | 0.06% | €0.63 |
| IUSQ | MSCI ACWI | 0.06% | €0.60 |
The last column shows how much of €1,000 in one of these funds goes to TransDigm Group Incorporated, based on each fund's latest holdings list.
US-listed ETFs holding TransDigm Group Incorporated (weight per latest SEC filing): VUG 0.22%, IVV 0.12%, SPY 0.12%, VOO 0.12%, VTI 0.10%. These funds are registered in the US; retail investors in the EU usually cannot buy them.
TransDigm Group Incorporated Weight in iShares Core MSCI World (EUNL) Since 2019
In iShares Core MSCI World (EUNL), TransDigm Group Incorporated had a weight of 0.06% on Sep 30, 2019 and 0.07% on Oct 30, 2026. The fund tracks the MSCI World. Its share peaked at 0.11% on Jun 28, 2024. The weight rises and falls with the stock's price performance relative to the other index members. It can also change when the index provider adjusts the index composition.
What's Inside Your ETF Portfolio and the ETF overlap check show how much TransDigm Group Incorporated overlaps with the rest of a portfolio.
Which Tracked Investors Hold TransDigm Group Incorporated?
TransDigm Group Incorporated is not among the largest purchases in the quarter ending Jun 30, 2026. The list is led by GOOGL, DAL and NEBIUS GROUP N.V. Of the 3 tracked managers holding the stock, 1 added and 2 cut.
| Investor | Shares | Value | Quarter |
|---|---|---|---|
| Third Point | 79,000 | $105M | increased by 54,000 |
| Lone Pine Capital | 28,532 | $38M | reduced by 7,145 |
| Bridgewater Associates | 1,855 | $2M | reduced by 468 |
As of Jun 30, 2026. Based on quarterly filings with the US securities regulator, submitted up to 45 days after the reference date. The change counts shares, not price gains.
What TransDigm Group Incorporated Executives and Directors Traded Recently
| Date | Person | Type | Shares | Price |
|---|---|---|---|---|
| Oct 15, 2026 | Reiss Joel Officer, Co-Chief Operating Officer | Sell | 438 | $1,135.95 |
| Oct 15, 2026 | Reiss Joel Officer, Co-Chief Operating Officer | Sell | 495 | $1,135.00 |
| Oct 15, 2026 | Reiss Joel Officer, Co-Chief Operating Officer | Sell | 317 | $1,133.89 |
| Oct 15, 2026 | Reiss Joel Officer, Co-Chief Operating Officer | Sell | 210 | $1,132.30 |
| Oct 15, 2026 | Reiss Joel Officer, Co-Chief Operating Officer | Sell | 130 | $1,131.33 |
| Oct 15, 2026 | Reiss Joel Officer, Co-Chief Operating Officer | Sell | 100 | $1,130.06 |
| Oct 15, 2026 | Reiss Joel Officer, Co-Chief Operating Officer | Sell | 150 | $1,129.38 |
| Oct 15, 2026 | Reiss Joel Officer, Co-Chief Operating Officer | Sell | 120 | $1,127.90 |
The table shows open-market purchases and sales reported over the past 90 days. Directors, officers and shareholders owning more than ten percent must report such transactions within two trading days. Awards and option exercises are excluded.
“Plan” means the transaction follows a schedule set up in advance under Rule 10b5-1. Sales consistently outnumber purchases in these filings because a large part of executive pay is granted in shares. For comparison: over the period covered, executives and directors reported sales at 271 of 350 tracked companies and purchases at 32.
Stocks With ETF Exposure Similar to TransDigm Group Incorporated
| Stock | Shared ETFs | r | 1 year | Annualized volatility | Net margin | Revenue growth |
|---|---|---|---|---|---|---|
| TransDigm Group Incorporated | – | – | -12.2% | 28.0% | 23.5% | +11.2% |
 AMETEK | 19 | – | +21.6% | 22.9% | 20.0% | +6.6% |
| Equifax | 19 | – | -12.7% | 37.5% | 10.9% | +6.9% |
 GE Aerospace | 19 | +0.62 | -2.9% | 32.1% | 19.0% | +18.5% |
 Ingersoll Rand | 19 | – | +1.7% | 32.1% | 7.6% | +5.7% |
 Norfolk Southern Corporation | 19 | – | +21.7% | 23.4% | 23.6% | +0.5% |
 Otis Worldwide Corporation | 19 | – | -18.1% | 23.0% | 9.6% | +1.2% |
 Parker-Hannifin Corporation | 19 | – | +16.2% | 28.7% | 17.0% | +8.3% |
| Carrier Global | 19 | – | -8.9% | 33.9% | 6.8% | -3.3% |
These stocks reach a portfolio through largely the same funds as TransDigm Group Incorporated. “Shared ETFs” counts the funds that hold both.
Return and volatility are calculated from our daily closing prices in US dollars. Margin and growth come from each company's latest SEC annual filing. Because fiscal years do not end on the same date for every company, the underlying periods are not fully identical.
Fundamental Analysis: TransDigm Group Incorporated
TransDigm Group Incorporated Key Financials
Figures come from the SEC annual filing for the latest reported fiscal year (period end Sep 30, 2025).
| Fiscal year | Revenue | Net income | Margin |
|---|---|---|---|
| FY ended Sep 2023 | 6.6 | 1.3 | 19.7% |
| FY ended Sep 2024 | 7.9 | 1.7 | 21.6% |
| FY ended Sep 2025 | 8.8 | 2.1 | 23.5% |
Technical Analysis: TransDigm Group Incorporated
TransDigm Group Incorporated Risk Metrics
The close on Oct 30, 2026, was 29.2% below the highest close since Aug 12, 2024. That high was reached on Jul 30, 2025. When the S&P 500 rose or fell 1%, TransDigm Group Incorporated moved 0.76% on average in the same direction (past 252 trading days). The correlation of 0.36, however, shows only a moderate link to the broad market. Accordingly, moves in the S&P 500 explain only a small part of the daily price moves of TransDigm Group Incorporated.
What TransDigm Group Incorporated Correlates With
| Instrument | r | −1 … +1 |
|---|---|---|
| HEICO Corporation Class A | +0.69 | |
| GE Aerospace | +0.62 | |
| Amrize Ltd | +0.54 | |
| Vulcan Materials Company | +0.54 | |
| AerCap Holdings NV | +0.53 | |
| Delta Air Lines Inc. | +0.53 | |
| WTI crude oil | -0.49 | |
| Brent crude oil | -0.49 | |
| Heating oil | -0.47 |
The strongest co-movers are listed at the top, the strongest inverse movers at the bottom. Low or negative correlations can help spread risk more broadly across a portfolio.
