What is the 13F Pro Quality Score for TDG?

13F Pro ranks TransDigm Group INC (TDG) on the 13F Pro Quality Score, a 0–100 composite of 32 fundamental signals including return on invested capital, free cash flow consistency, balance-sheet strength, earnings quality, growth durability, and valuation discipline. The score refreshes after each 10-K and 10-Q filing on SEC EDGAR. View TDG's current score at https://13fpro.ai/company/TDG (free sign-up required for the full ranking).

Where does 13F Pro source TDG data?

All TransDigm Group INC fundamentals and ownership data come directly from SEC EDGAR. TransDigm Group INC files with the SEC under CIK 1260221. 13F Pro ingests XBRL financial facts from 10-K and 10-Q filings, Form 13F-HR institutional holdings, and Form 4 insider transactions, with no third-party rewrites or estimates.

What sector is TDG in?

TransDigm Group INC (TDG) is classified in the Industrials sector. 13F Pro publishes sector-level fund flow analysis and quality leaders at https://13fpro.ai/research/sector/industrials.

What drives TDG's revenue?

Per TransDigm Group INC's latest 10-Q filed with the SEC on 2026-08-04, the biggest revenue drivers are: Power & Control ($1,509M, +32.5% YoY); Airframe ($1,186M, +12.1% YoY); Non-aviation ($46M, +15.0% YoY). Figures are extracted from the filing text and machine-verified against the document. Full breakdown at https://13fpro.ai/company/TDG.

What are TDG's largest expenses?

TransDigm Group INC's latest 10-Q reports these as the largest expense items: Cost of sales ($1,113M, +23.0% YoY); Interest expense-net ($514M, +29.5% YoY); Selling and administrative expenses ($332M, +37.2% YoY). Sourced directly from SEC EDGAR filing text for Q3 FY2026 (quarter ended June 27, 2026).

How often is TDG research updated on 13F Pro?

TDG's fundamentals refresh within hours of each new 10-K or 10-Q filing on SEC EDGAR. Institutional ownership updates after each quarterly 13F filing window. Insider transactions update after each Form 4 filing. The 13F Pro Quality Score recalculates after every fundamentals refresh.

TransDigm Group INC(TDG)Stock Analysis

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13F Pro Quality Score

68.0/100

Rank #334 of 2,961 stocksTOP 25%

View Industrials peers →

Rankings refresh quarterly once 80% of peers have filed (~45 days after quarter-end). Next update: ~Nov 14, 2026.

Revenue Growth

72.7/100

Profitability

79.2/100

Balance Sheet

82.4/100

Earnings Quality

37.7/100

Free Cash Flow

71.8/100

Institutional Flow

5.4/100

Revenue Scale

86.6/100

Dilution Risk

42.9/100

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Why TDG Scores 68/100

exact factor attribution · 2026-09-11

TDG's composite is driven by scale and revenue growth, held back by institutional flow and earnings quality. Bars show each factor's exact push vs. a median company, using the same weights the ranking engine applies.

Scale

+5.5 pts

87th pct

Revenue growth

+4.5 pts

73th pct

Profitability

+4.4 pts

79th pct

Free cash flow

+3.3 pts

72th pct

Capital efficiency

+3.2 pts

82th pct

Earnings growth

+0.9 pts

68th pct

Shareholder dilution

-0.4 pts

43th pct

Earnings quality

-1.2 pts

38th pct

Institutional flow

-2.2 pts

5th pct

Latest change (2026-08-08): 75 → 71 · ↓ Revenue growth 78→58; ↓ Earnings growth 70→51

Factor percentiles are cross-sectional ranks across the ~2,800-stock scored universe, computed from SEC EDGAR filings. Not investment advice.

TDG Stock Analysis & AI Quality Score

Data updated 2026-09-11

AI stock analysis and institutional research for TransDigm Group INC (TDG), a Industrials sector company. 13F Pro's AI-powered ranking engine scores TDG at 68.0/100 on a 32-signal composite quality model, placing it at rank #334 of 2,961 stocks — the top 25% of the AI-ranked universe. TDG scores in the top quartile across revenue scale (86.6), balance sheet strength (82.4), profitability (79.2). Areas of concern include institutional flow (5.4) and earnings quality (37.7), which score below median versus the broader universe. Shareholder dilution risk is elevated at 42.9/100, reflecting ongoing share issuance or stock-based compensation. Based on the latest XBRL financial filings (Q2 2026), TransDigm Group INC reports quarterly revenue of $2.7B, net income of $539.0M, an operating margin of 44.8%. Top institutional holders of TDG by reported 13-F value include Capital International Investors, BlackRock, Capital World Investors, based on the most recent SEC filings. TDG trades on the NYSE exchange and files with the SEC under CIK 1260221. 13F Pro's AI research platform runs 10 specialized AI analysts — value, growth, momentum, macro, and activist specialists — that debate TDG daily and publish AI-generated analysis with cited SEC sources. The platform aggregates historical XBRL financial facts, 10-Q and 10-K filings, insider Form 4 transactions, and institutional 13-F holdings for TransDigm Group INC directly from SEC EDGAR. TransDigm Group INC's 13F Pro composite quality score has ranged between 51 and 83 since 2021, currently 68.0 — an improving long-term trajectory across 68 quarterly and live scoring snapshots.

✦

Fun facts about TransDigm Group INC

Quirks, history, and lore behind TDG — the kind of stuff that makes a stock memorable.

1
The Basics
U.S. industrials company · large-cap · listed on the NYSE · headquartered in Ohio.
2
The Numbers
Annual revenue in the range of $7–8 billion, with operating margins that routinely embarrass its peers — think north of 40%. Defense contractors wish they had its pricing power.
3
The History
Built almost entirely through acquisitions since the late 1990s, it has gobbled up hundreds of niche manufacturers and turned a private-equity playbook into a publicly traded juggernaut.
4
The Secret
It sells highly engineered proprietary components that go inside commercial and military aircraft — parts so specialized that switching suppliers is essentially not an option for its customers.
5
The Lore
Critics call it the "hidden toll booth" of aerospace — once your plane is certified with its part, you pay whatever it charges for the life of that airframe. Investors call it brilliant.
6
The Giveaway
An aerospace components roll-up so prolific it owns over 50 operating units, trades under a three-letter ticker that rhymes with a video game controller button, and makes Wall Street and the Pentagon equally uneasy.

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What's Driving TDG's Business? Latest 10-Q Breakdown

✓ 35/35 datapoints verified

AI-extracted from TransDigm Group INC's 10-Q filed 2026-08-04 — Q3 FY2026 (quarter ended June 27, 2026). Every figure is machine-verified against the filing text on SEC EDGAR.

TransDigm grew Q3 FY2026 net sales 22.5% YoY to $2,741M, but interest expense rose 29.5% to $514M as debt climbed to $33.5B following the $2.2B JPE/VSA acquisition.

Biggest Revenue Drivers

Power & Control$1,509M+32.5% YoY

Increase primarily from higher commercial aftermarket, commercial OEM and defense sales

Airframe$1,186M+12.1% YoY

Increase primarily from higher commercial aftermarket, commercial OEM and defense sales

Biggest Revenue Drivers

Total revenue: $2,741M+22.5% YoY

Power & Control$1,509M+32.5% YoY

Increase primarily from higher commercial aftermarket, commercial OEM and defense sales

Airframe$1,186M+12.1% YoY

Increase primarily from higher commercial aftermarket, commercial OEM and defense sales

Non-aviation$46M+15.0% YoY

Largest Expense Items

Cost of sales$1,113M+23.0% YoY

Increase driven by dilutive impact of fiscal 2026 and 2025 acquisitions, partly offset by favorable sales mix and cost improvements

Interest expense-net$514M+29.5% YoY

Increase primarily due to higher outstanding borrowings

Selling and administrative expenses$332M+37.2% YoY

Increase driven by dilutive impact of acquisitions and costs to support higher net sales growth

Margins: Gross profit margin was roughly flat at 59.4% vs 59.5% a year ago, while operating margin declined to 44.8% from 46.4% due to the dilutive impact of recent acquisitions and higher S&A costs, partly offset by cost-structure improvements and sales mix.

Watch Items from the Filing

Total debt rose to $33.5B from $30.0B a year-end, funded by $3.5B of new notes/term loans in Feb/Apr 2026, driving interest expense-net up 29.5% YoY to $514M.
The company withdrew from its proposed $960M Stellant acquisition on July 13, 2026, despite having issued debt in April 2026 partly intended to fund it, with no special mandatory redemption triggered.
Defense sales reached $1,148M of $2,741M total net sales, with management noting defense revenue 'fluctuates from year-to-year' based on government budget and procurement uncertainty.
The company repurchased $978M of stock in Q3 alone (809,101 shares at $1,208.20 avg) with $3,981M still authorized, an aggressive buyback pace amid rising leverage.

AI-extracted and verified against SEC EDGAR filing text. Not investment advice.

Read the full 10-Q on SEC EDGAR →Share on X

Revenue

Q2 2026

$2.7B

Net Income

Q2 2026

$539.0M

Free Cash Flow

Q2 2026

$650.0M

Operating Margin

Q2 2026

44.8%

ROIC

Q2 2026

21.3%

Period

Revenue & Net Income

Earnings Per Share

Key Financials Over Time

Export Financial Table · Pro

Revenue

+11.2% YoY

$8.83BFY 2025

FY22 $5.43BFY23 $6.58BFY24 $7.94BFY25 $8.83B

Net Income

+21.0% YoY

$2.07BFY 2025

FY22 $866.0MFY23 $1.30BFY24 $1.71BFY25 $2.07B

Operating Income

+18.0% YoY

$4.17BFY 2025

FY22 $2.21BFY23 $2.92BFY24 $3.53BFY25 $4.17B

EPS (Diluted)

+25.2% YoY

$32.08FY 2025

FY22 $13.40FY23 $22.03FY24 $25.62FY25 $32.08

Total Assets

-10.5% YoY

$22.91BFY 2025

FY22 $18.11BFY23 $19.97BFY24 $25.59BFY25 $22.91B

Total Debt

+20.1% YoY

$29.41BFY 2025

FY22 $19.52BFY23 $19.47BFY24 $24.49BFY25 $29.41B

Op. Cash Flow

-0.3% YoY

$2.04BFY 2025

FY22 $948.0MFY23 $1.38BFY24 $2.04BFY25 $2.04B

Free Cash Flow

-3.4% YoY

$1.82BFY 2025

FY22 $829.0MFY23 $1.24BFY24 $1.88BFY25 $1.82B

Metric	FY 2025	FY 2024	FY 2023	FY 2022	FY 2021	FY 2020
Revenue	$8.83B +11.2%	$7.94B +20.6%	$6.58B +21.3%	$5.43B +13.2%	$4.80B -6.0%	$5.10B
Net Income	$2.07B +21.0%	$1.71B +32.0%	$1.30B +49.9%	$866.0M +27.4%	$680.0M -2.7%	$699.0M
Operating Income	$4.17B +18.0%	$3.53B +20.8%	$2.92B +32.0%	$2.21B +31.0%	$1.69B -3.4%	$1.75B
EPS (Diluted)	$32.08 +25.2%	$25.62 +16.3%	$22.03 +64.4%	$13.40 +28.7%	$10.41 +16.2%	$8.96
Total Assets	$22.91B -10.5%	$25.59B +28.1%	$19.97B +10.3%	$18.11B -6.3%	$19.32B +5.0%	$18.39B
Total Debt	$29.41B +20.1%	$24.49B +25.8%	$19.47B -0.3%	$19.52B -2.0%	$19.93B -0.1%	$19.94B
Operating Cash Flow	$2.04B -0.3%	$2.04B +48.7%	$1.38B +45.0%	$948.0M +3.8%	$913.0M -24.7%	$1.21B
Free Cash Flow	$1.82B -3.4%	$1.88B +52.1%	$1.24B +49.1%	$829.0M +2.6%	$808.0M -27.1%	$1.11B

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Available Research

13F Pro tracks comprehensive data for TransDigm Group INC including:

SEC EDGAR filings (10-K, 10-Q, 8-K)

XBRL financial facts (revenue, EPS, margins)

Insider transactions (Form 4)

Institutional 13F holdings

Quality rankings (32 signals)

AI analyst debates & daily meetings

Historical financial trends

Peer comparison & sector analysis

Top Institutional Holders of TDG

Capital International Investors
$6.7B5,062,682 sh
BlackRock, Inc.
$6.5B4,871,505 sh
Capital World Investors
$5.7B4,274,109 sh
VANGUARD CAPITAL MANAGEMENT LLC
$4.9B3,653,511 sh
Capital Research Global Investors
$4.2B3,119,490 sh
VANGUARD PORTFOLIO MANAGEMENT LLC
$3.4B2,580,994 sh
STATE STREET CORP
$3.4B2,559,096 sh
PRINCIPAL FINANCIAL GROUP INC
$2.3B1,709,129 sh
GEODE CAPITAL MANAGEMENT, LLC
$1.7B1,286,385 sh
FMR LLC
$1.5B1,091,534 sh

Fund	Value	Shares
Capital International Investors	$6.7B	5,062,682
BlackRock, Inc.	$6.5B	4,871,505
Capital World Investors	$5.7B	4,274,109
VANGUARD CAPITAL MANAGEMENT LLC	$4.9B	3,653,511
Capital Research Global Investors	$4.2B	3,119,490
VANGUARD PORTFOLIO MANAGEMENT LLC	$3.4B	2,580,994
STATE STREET CORP	$3.4B	2,559,096
PRINCIPAL FINANCIAL GROUP INC	$2.3B	1,709,129
GEODE CAPITAL MANAGEMENT, LLC	$1.7B	1,286,385
FMR LLC	$1.5B	1,091,534

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Is TDG a good stock to buy?

13F Pro's AI-powered analysis of TransDigm Group INC (TDG) draws on SEC EDGAR-sourced fundamentals, institutional 13F holdings, and insider Form 4 transactions in the Industrials sector (listed on NYSE). The 32-signal AI Quality Score, current rank, and full bull/bear verdict for TDG are available on the TDG stock profile dashboard — with the same data, AI insights, ratios, and institutional activity refreshed after every 10-K, 10-Q, 13F, and Form 4 filing. TDG is classified as a large company.

Which hedge funds own TDG?

Institutional investors are required to disclose their holdings quarterly via SEC Form 13F. 13F Pro aggregates these filings to show which hedge funds, mutual funds, and asset managers are buying or selling TDG. Combined with insider transaction data from Form 4 filings and AI-powered analysis from 10 specialized research agents, 13F Pro provides a comprehensive view of TransDigm Group INC's investment landscape.