TransDigm Group (TDG) logo

TransDigm Group (TDG) stock

$1,213.62
+5.83%

Specialized parts for commercial and military planes, market cap $65BDefense

As of Monday's close · Live for Pro members at the open

Quality Score
4
Below Average
In its industry
#8of 10

TDG's Quality Score rose 3 points on Mon, Nov 2, to 4. Buying reached its highest in 20 days (3 chart checks started).

See TDG's 14 chart checksSee it live, free until Wednesday morning. No account. No card. Then keep going with a free account.

We do the work for you. Every stock is scored and ranked, every 15 seconds while the market is open. Here it's 15 minutes behind. Pro members see it live.

Why is TDG down?

Up 5.8% today, more than its aerospace part peers' 1.7%; no story names it yet.

Lags the market

Down 12% in a year while the S&P 500 rose 12%.

  • Revenue grew 11.2% a year from fiscal 2024 to fiscal 2025; its 4 peers' median grew 15.7% a year.

Sources: Price history, Oct 30, 2026; Annual reports, Sep 30, 2025; Peers' annual reports, Oct 30, 2026

The other side, the timeline, and its peers, for Pro members.

Key facts on TDG

Key facts on TDG
Holding it backBelow its 200-day since August
Latest filing8-K, Sep 29 Took on new debt
1 more reason behind TDG's 4, free with an account →3 more reasons behind TDG's 4, for Pro members.

TDG in the news

TodayNo story names it yet.

TDG catalysts

Coming up

After its last 4 reports it closed -1.4% on average, higher 2 of 4 times.

44 past catalysts since 2018, with sizes and sources, for Pro members.Get in free →

Why TDG scores 4

Below Averagefor quality, not price, 5 of 14 chart checks firingWhat the Quality Score means

  • +5Chart checks 5 of 14 firing right now, one point each
  • −3Long-term trend below a falling 200-⁠day average, down over one year, down over two years
  • Size adds
  • Profit addsRead on the last four quarters against the four before, or the last full year where no quarters are filed.
  • Growth addsSales and margins against a year earlier: up to +3 for fast growth and widening margins, down to -2 when both shrink.
  • Government filings subtracts

No effect today: Run-up, Dilution, Volatility, Cash flow, Persistence, and News.

What every line is worth, and the reason behind it, on TDG and every other stock.Get in free →

Price, score, chart checks, and the industry rank are from a snapshot taken at 8:40 PM ET, at least 15 minutes behind. How we rank stocks.

Tested. Our top-⁠scored stocks returned 2.2x the average stock over the next month. How we tested it

Alert me when TDG's Quality Score turns up

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Here is what Pro members see.

  • The same page for Pro members, on AMD

    Its Quality Score and rank, the line that drives it, and the live price.

  • The full chart

    A year of candles to start, out to the whole history, with insider trades marked and the Quality Score under the price.

  • Every line of the score

    Price action, the company, and signals, each with its points, on TDG and every other stock.

  • CEOs buying their own stock

    Every CEO buy, biggest names first. Sort, filter, save the list, and set optional alerts.

  • Congress trades

    A member's trades, newest first, each with its amount. Sort and filter the whole list.

  • 14 chart checks, read for you

    The ones firing on the stock, each in plain words, its rule a tap away.

  • Earnings, week by week

    Who reports each day, and how each stock took its last four reports.

  • FDA dates, counted down

    Each date in the company's words, its cash against the date, and an optional alert before it.

  • The market map

    Every stock a box, colored by its Quality Score.

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    Each theme's stocks ranked by Quality Score, live. Here, AI chips.

  • The top 10, every day

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TDG has 5 of 14 chart checks firing

Volume1 of 3 shown
Tight range1 of 3 shown
Buying1 of 3 shown
The other 10 checks on TDG, and all 14 on every stock.Get in free →

TDG RSI today: 66.2, above its 50-day, below its 200-day

Not scored

Not in the Quality Score: over 20 years of tests, 2006 to 2026, they added no edge.

The deep dive on TDG

11 more findings on TDG, each with its source, for Pro membersGet in free →

How TDG ranks in Aerospace Parts

TDG is #8 of 10 by Quality Score among Aircraft Parts & Auxiliary Equipment.

How TDG ranks in Aerospace Parts
8TransDigm Group (TDG) logoTDGTransDigm4

Net income over four quarters: TDG $2.13B, CW $541M.

More in Aerospace Parts

When does TDG report earnings, and what happens after?

Reports Tue Nov 10, before the open (in 8 days). Confirmed.

What an earnings report is: every 3 months, a company tells everyone how much it sold and earned. We read the figures, the outlook, and how the stock moved after.

What TDG reported on Aug 4, 2026

The quarter

The figures are not read from the release yet.

“The increase in net income primarily reflects the increase in net sales described above and the application of our value-driven operating strategy.”

The filing on EDGAR

Where the sales came from

TDG's results filing gives no sales by line in a table we read.

The outlook

The outlook the company gave, by period
MeasureFigure
Fiscal 2026
Net sales$10.47B to $10.55Braised

Figures as filed (SEC filing, Aug 4)

4 more outlook lines, for Pro members.

The numbers

Market value
$65B
today
Sales
$10B
up 16.6% on the year
Free cash flow
$1.9B
last 12 months

Sales grew 12% a year over 5 years, fiscal 2020 to 2025.

Its share count grew 0.3% a year over 5 years.

4 more figures, for Pro members.

No analyst estimates on Breakaway: every figure here is filed.

The whole report on TDG: every line of its sales, every outlook beside the one it replaced, and the company's words, for Pro members.Get in free →
ReportedGapReaction5
sessions
Aug 4, 2026Before open+5.5%-0.8%-4.8%
May 5, 2026Before open+6.1%+3.6%+4.3%
Feb 3, 2026Before open-4.0%-9.3%-9.4%

TDG closed higher after 2 of its last 4 reports.

All 4 reports, and TDG's Quality Score going into each

Everyone reporting earnings next week

TDG sales and profit by year

Sales and profit by year

Sales grew in five of the last seven years, to $8.8B in 2025. It made a profit in each of the eight years.

Insiders trading TDG

TDG insider trades

2 insiders sold $18.3M across 40 filings in the last 6 months. No open-⁠market buys on record. The newest:

SellW. Nicholas Howley$2.5MDirectorat $1,318.84 on Jun 18, filed Jun 22
All 40 insider filings on TDG from the last six months, for Pro members.Get in free →

All TDG insider trades

TDG trades by Congress and the executive branch

22 trades disclosed in the last six months. The newest:

SellDonald Trump$15K to $50KPresident (R)traded Aug 28, disclosed Oct 8(41 days later)
All 22 trades on TDG disclosed by Congress and the executive branch, for Pro members.Get in free →

See what Congress is buying across the market

TDG's officers and directors

Officers and directors with a Form 4 in the last 12 months.

7 more officers and directors file at TDG. Each page above names the rest.

See insider trades by person

Which ETFs hold TDG?

In ETFs: TDG is 0.3% of JEPI, 0.3% of SCHG, and under 0.1% of IVV, the most of the 24 funds Breakaway covers, by each fund's latest filing, Jun 30 to Aug 31, 2026.

About TransDigm Group

TransDigm manufactures and services a broad set of specialized parts for commercial and military aircraft. The firm has three segments: power and control, airframes, and a small nonaviation segment, which serves mostly off-road vehicles and mining equipment. It is an acquisitive holding company focused on buying up smaller firms that make proprietary aerospace products with substantial aftermarket revenue. TransDigm regularly employs financial leverage to amplify its operating results.

16,500 employeesCleveland, OHtransdigm.com

What TransDigm Group says it competes with

“The niche markets within the aerospace industry that we serve are relatively fragmented and we face several competitors for many of the products and services we provide.”

From its annual report, SEC filing · Nov 12, 2025

2 more sentences, what it says it does, and its sales by region, for Pro membersGet in free →

TDG's score card

TransDigm Group (TDG): Quality Score 4, Below Average, #8 of 10 in Aerospace Parts, with its price, on Breakaway
The picture a link to this page shows when it is shared.

Pro members see every line of every stock's score.

  • What would turn TDG's score around: 6 things
  • 3 more filings explained, a plain line each
  • Real-⁠time prices, no delay
BreakawayOct 8Donald Trump bought TDG$1K to $15K, disclosed Oct 8

Alerts are optional.

See TDG's 14 chart checks

See it live, free until Wednesday morning. No account. No card. Then keep going with a free account.

Straight Answers

As of Nov 2, 2026: TDG's Quality Score is 4 (Below Average), #8 of 10 in Aircraft Parts & Auxiliary Equipment. Insiders sold $18.3M in the last 6 months (Form 4).

Is TDG a good stock to buy? What its Quality Score says

TDG scores 4 today, which Breakaway calls Below Average. It is #8 of 10 in Aircraft Parts & Auxiliary Equipment by Quality Score, with 5 of 14 chart checks firing. Down 12% in a year while the S&P 500 rose 12%. Breakaway does not say whether to buy any stock: the score does not know your situation, and it is not a recommendation to buy or sell anything. Please do your own research.

What is TDG's Quality Score?

TDG scores 4 today, which Breakaway calls Below Average (0 to 5). That is #8 of 10 in Aircraft Parts & Auxiliary Equipment by Quality Score. The score adds up the chart checks, the trend, the company's filed sales, its profits, the news, insider trades, and Congress trades. The section above lists the lines behind TDG's 4.

Are insiders buying TDG?

2 insiders sold $18.3M across 40 filings in the last 6 months. No open-⁠market buys on record. The newest is W. Nicholas Howley, Director, who sold $2.5M on Jun 18. Every filing, with the scored weight, for Pro members.

Are the prices delayed?

Only on the public pages, which run at least 15 minutes behind. Pro members, and anyone on a guest pass, see real-time prices: the scanner refreshes every 15 seconds, and your watchlist every few seconds, pre-market and after hours included.

The moves after past earnings reports are past behavior, not a forecast.

The price, the score, the chart checks and readings, and the industry rank on this page are delayed at least 15 minutes.

Our top-scored stocks' record: Oct 2021 to Sep 2026, before costs. Recorded live since Sep 9 2026.

Breakaway publishes impersonal securities research and analytical tools: one formula, the same score for everyone. It is not personalized investment advice, and nothing here is a recommendation to buy or sell any security.

Market data from a licensed vendor. The age of every quote is shown on the page.

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