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TransDigm Group INC (TDG) Stock Fundamental Analysis & AI Rating 2026

TDG NYSE Aircraft Parts & Auxiliary Equipment, NEC DE CIK: 0001260221
Updated This Month • Analysis: Mar 19, 2026 • SEC Data: 2025-12-27
Combined AI Rating
HOLD
69% Confidence
STRONG AGREEMENT
HOLD
62% Conf
HOLD
76% Conf

📊 TDG Key Takeaways

Revenue: $2.3B
Net Margin: 19.5%
Free Cash Flow: $772.0M
Current Ratio: 2.75x
Debt/Equity: N/A
EPS: $6.62
AI Rating: HOLD with 62% confidence
TransDigm Group INC (TDG) receives a HOLD rating with 69% confidence from our AI fundamental analysis based on SEC 10-K filings. With revenue of $2.3B, net profit margin of 19.5%, TransDigm Group INC demonstrates mixed fundamentals in the Automotive sector. Below is our complete TDG stock analysis for 2026.

Is TransDigm Group INC (TDG) a Good Investment?

Claude

TransDigm demonstrates exceptional operational profitability with 45.6% operating margins and strong free cash flow generation of $772M, but this is severely constrained by extreme leverage with $29.3B debt against negative $9.3B equity. The 661.8% revenue surge and flat net income growth suggest integration challenges or one-time gains, requiring clarification on earnings quality before confident recommendation.

ChatGPT

TransDigm shows exceptional underlying profitability, with very high gross and operating margins and strong free cash flow conversion. Its business appears fundamentally resilient, but the capital structure is aggressive: liabilities materially exceed assets, long-term debt is very high, and negative equity limits balance-sheet flexibility. The fundamentals support a quality operating business, but leverage and the lack of clear earnings growth temper the overall view.

Why Buy TransDigm Group INC Stock? TDG Key Strengths

Claude
  • + Exceptional operating margins at 45.6% indicate strong pricing power and operational efficiency in aerospace components
  • + Robust free cash flow of $772M (33.8% FCF margin) demonstrates ability to service debt despite capital structure concerns
  • + Solid liquidity position with 2.75x current ratio and 1.81x quick ratio providing near-term financial flexibility
  • + Strong revenue growth of 661.8% YoY suggests significant demand recovery or major acquisition integration
ChatGPT
  • + Very high profitability, including 59.2% gross margin and 45.6% operating margin
  • + Strong cash generation, with $772.00M of free cash flow and a 33.8% FCF margin
  • + Solid near-term liquidity, with $2.53B cash and a 2.75x current ratio

TDG Stock Risks: TransDigm Group INC Investment Risks

Claude
  • ! Negative stockholders equity of -$9.3B with $29.3B long-term debt creates extreme financial distress risk and technical insolvency from accounting perspective
  • ! Disconnect between 661.8% revenue growth and flat net income (+0.0% YoY) raises serious questions about earnings quality, acquisition integration costs, or non-recurring items
  • ! Unable to calculate meaningful ROE and debt-to-equity ratios due to negative equity, indicating balance sheet is severely impaired
  • ! High debt burden relative to operating cash flow may constrain strategic flexibility and create refinancing risk if credit conditions deteriorate
ChatGPT
  • ! Extremely high leverage, including $29.32B of long-term debt
  • ! Negative stockholders equity indicates a highly aggressive balance-sheet structure
  • ! Net income was flat YoY despite massive reported revenue growth, raising questions about growth quality and expense burden

Key Metrics to Watch

Claude
  • * Trend in operating margins and whether 45.6% level is sustainable or inflated by one-time items
  • * Reconciliation of massive revenue growth with flat net income - understand composition of $2.3B revenue
  • * Path to positive equity and debt reduction trajectory given $772M annual free cash flow generation
  • * Interest coverage ratio once stabilized, and refinancing schedule for $29.3B debt position
ChatGPT
  • * Debt reduction and interest coverage trend
  • * Net income and operating cash flow growth relative to revenue growth

TransDigm Group INC (TDG) Financial Metrics & Key Ratios

Revenue
$2.3B
Net Income
$445.0M
EPS (Diluted)
$6.62
Free Cash Flow
$772.0M
Total Assets
$23.8B
Cash Position
$2.5B

💡 AI Analyst Insight

The 33.8% free cash flow margin provides substantial flexibility for dividends, buybacks, and strategic investments. Strong liquidity with a 2.75x current ratio provides a solid financial cushion.

TDG Profit Margin, ROE & Profitability Analysis

Gross Margin 59.2%
Operating Margin 45.6%
Net Margin 19.5%
ROE N/A
ROA 1.9%
FCF Margin 33.8%

TDG vs Automotive Sector: How TransDigm Group INC Compares

How TransDigm Group INC compares to Automotive sector averages

Net Margin
TDG 19.5%
vs
Sector Avg 6.0%
TDG Sector
ROE
TDG 0.0%
vs
Sector Avg 12.0%
TDG Sector
Current Ratio
TDG 2.7x
vs
Sector Avg 1.2x
TDG Sector
Debt/Equity
TDG 0.0x
vs
Sector Avg 1.0x
TDG Sector

Sector benchmarks are approximate industry averages. Actual sector performance may vary.

Is TransDigm Group INC Stock Overvalued? TDG Valuation Analysis 2026

Based on fundamental analysis, TransDigm Group INC has mixed fundamental signals relative to the Automotive sector in 2026.

Return on Equity
N/A
Sector avg: 12%
Net Profit Margin
19.5%
Sector avg: 6%
Revenue Growth
N/A
Year-over-year
Debt/Equity
N/A
Sector avg: 1x

Note: This is a fundamental analysis based on SEC filings. For P/E ratio, price targets, and market-based valuation, consult financial data providers. This is not investment advice.

TransDigm Group INC Balance Sheet: TDG Debt, Cash & Liquidity

Current Ratio
2.75x
Quick Ratio
1.81x
Debt/Equity
N/A
Debt/Assets
139.0%
Interest Coverage
N/A
Long-term Debt
$29.3B

TDG Revenue & Earnings Growth: 5-Year Financial Trend

TDG 5-year financial data: Year 2021: Revenue $5.1B, Net Income $890.0M, EPS N/A. Year 2022: Revenue $5.4B, Net Income $699.0M, EPS $8.96. Year 2023: Revenue $6.6B, Net Income $680.0M, EPS $10.41. Year 2024: Revenue $7.9B, Net Income $866.0M, EPS $13.40.
Revenue
Net Income
EPS (right axis)

5-Year Trend Summary: TransDigm Group INC's revenue has grown significantly by 56% over the 5-year period, indicating strong business expansion. The most recent EPS of $22.03 reflects profitable operations.

TDG Revenue Growth, EPS Growth & YoY Performance

Revenue Growth
N/A
Year-over-year
Net Income Growth
N/A
Year-over-year
EPS Growth
N/A
Earnings per share
FCF Margin
33.8%
Free cash flow / Revenue

TDG Quarterly Earnings & Performance

Quarterly financial performance data for TransDigm Group INC including revenue, net income, and earnings per share.
Quarter Revenue Net Income EPS
Q1 2026 $2.0B $445.0M $6.62
Q3 2025 $2.0B $382.0M $7.96
Q2 2025 $1.9B $382.0M $6.97
Q1 2025 $1.8B $382.0M $4.87
Q3 2024 $1.7B $228.0M $6.14
Q2 2024 $1.6B $228.0M $5.32
Q1 2024 $1.4B $228.0M $3.33
Q3 2023 $1.4B $163.0M $4.10

Data sourced from SEC EDGAR 10-Q quarterly filings. Figures may represent quarterly or cumulative values.

TransDigm Group INC Dividends, Buybacks & Capital Allocation

Operating Cash Flow
$832.0M
Cash generated from operations
Stock Buybacks
$106.0M
Shares repurchased (TTM)
Capital Expenditures
$60.0M
Investment in assets
Dividends Paid
$59.0M
Returned to shareholders

TDG SEC Filings: Latest 10-K & 10-Q Analysis

Access official SEC EDGAR filings for TransDigm Group INC (CIK: 0001260221)

📋 Recent SEC Filings

Date Form Document Action
Apr 15, 2026 8-K tdg-20260414.htm View →
Apr 14, 2026 8-K tdg-20260414.htm View →
Apr 7, 2026 8-K tdg-20260407.htm View →
Mar 23, 2026 4 xslF345X06/ownership.xml View →
Mar 23, 2026 4 xslF345X06/ownership.xml View →

Frequently Asked Questions about TDG

What is the AI rating for TDG?

TransDigm Group INC (TDG) has a Combined AI Rating of HOLD from Claude (HOLD) and ChatGPT (HOLD) with 69% combined confidence, based on fundamental analysis of SEC EDGAR filings.

What are TDG's key strengths?

Claude: Exceptional operating margins at 45.6% indicate strong pricing power and operational efficiency in aerospace components. Robust free cash flow of $772M (33.8% FCF margin) demonstrates ability to service debt despite capital structure concerns. ChatGPT: Very high profitability, including 59.2% gross margin and 45.6% operating margin. Strong cash generation, with $772.00M of free cash flow and a 33.8% FCF margin.

What are the risks of investing in TDG?

Claude: Negative stockholders equity of -$9.3B with $29.3B long-term debt creates extreme financial distress risk and technical insolvency from accounting perspective. Disconnect between 661.8% revenue growth and flat net income (+0.0% YoY) raises serious questions about earnings quality, acquisition integration costs, or non-recurring items. ChatGPT: Extremely high leverage, including $29.32B of long-term debt. Negative stockholders equity indicates a highly aggressive balance-sheet structure.

What is TDG's revenue and growth?

TransDigm Group INC reported revenue of $2.3B.

Does TDG pay dividends?

TransDigm Group INC pays dividends, with $59.0M distributed to shareholders in the trailing twelve months.

Where can I find TDG SEC filings?

Official SEC filings for TransDigm Group INC (CIK: 0001260221) including 10-K, 10-Q, and 8-K reports are available on SEC EDGAR.

What is TDG's EPS?

TransDigm Group INC has a diluted EPS of $6.62.

How is the AI analysis conducted?

Two independent AI systems — Claude (Anthropic) and ChatGPT (OpenAI) — analyze SEC EDGAR filings including 10-K annual reports and 10-Q quarterly reports. Each AI evaluates financial health, profitability ratios, balance sheet strength, and growth metrics. The combined rating reflects both perspectives for balanced insights.

Is TDG a good stock to buy right now?

Based on our AI fundamental analysis in April 2026, TransDigm Group INC has a HOLD rating with 69% confidence. Review the strengths and risks sections above before making a decision. This is not investment advice.

Is TDG stock overvalued or undervalued?

Valuation metrics for TDG: ROE of N/A (sector avg: 12%), net margin of 19.5% (sector avg: 6%). Compare these metrics with sector averages to assess valuation.

Should I buy TDG stock in 2026?

Our dual AI analysis gives TransDigm Group INC a combined HOLD rating for 2026. Revenue is data pending, with profitability above sector average. Always conduct your own research.

What is TDG's free cash flow?

TransDigm Group INC's operating cash flow is $832.0M, with capital expenditures of $60.0M. FCF margin is 33.8%.

How does TDG compare to other Automotive stocks?

Vs Automotive sector averages: Net margin 19.5% (avg: 6%), ROE N/A (avg: 12%), current ratio 2.75 (avg: 1.2).

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Disclaimer: This analysis is generated by Claude AI (Anthropic) and ChatGPT (OpenAI) based on publicly available SEC EDGAR filings. It does not include stock price data and should not be considered financial advice. All fundamental data is sourced from SEC public domain filings. Always conduct your own research and consult with a qualified financial advisor before making investment decisions.
Data Source: SEC EDGAR | Analysis Date: Mar 19, 2026 | Data as of: 2025-12-27 | Powered by Claude AI