TDG vs AER vs FTAI Stock Comparison

TransDigm, AerCap Holdings and FTAI Aviation Prices as of Oct 28, 2026 Peers: Industry group
TDG TransDigm Group INC
$1,137.98 +2.6% 1M -14.8% 1Y
Market cap
$67.40B
P/E
35.3x
Revenue (TTM)
$10.01B
Div. yield
–
Commercial Aerospace Industrials
3 wins
AER AerCap Holdings N.V.
$155.44 +6.1% 1M +28.5% 1Y
Market cap
$27.48B
P/E
8.8x
Revenue (TTM)
$9.07B
Div. yield
0.01%
Commercial Aerospace Industrials
5 wins
FTAI FTAI Aviation Ltd.
$167.14 +0.0% 1M -6.8% 1Y
Market cap
$19.94B
P/E
41.7x
Revenue (TTM)
$3.11B
Div. yield
0.01%
Commercial Aerospace Industrials
4 wins

Head to Head

12 decided of 12

AerCap Holdings leads on 5 of the 12 questions below (AerCap Holdings 5, FTAI Aviation 4, TransDigm 3). Which ones matter depends on what you are buying for; a cheap multiple and slow growth often come together.

QuestionTDGAERFTAILeader
Larger companyMarket capitalisation $67.40B $27.48B $19.94B TDG
Cheaper on earningsLower P/E, profitable companies only 35.3x 8.8x 41.7x AER
Cheaper on forward earningsLower price / next fiscal year consensus EPS 25.9x 8.7x 29.3x AER
Faster revenue growthRevenue growth, trailing twelve months +16.6% +8.7% +45.3% FTAI
More profitableNet margin, trailing twelve months 19.1% 34.5% 15.3% AER
Better return on capitalReturn on invested capital 15.5% 7.0% -12.0% TDG
Less leveragedLower net debt / EBITDA 6.1x 5.8x -10.3x FTAI
Higher dividend yieldTrailing dividend yield 0.00% 0.01% 0.01% FTAI
Better 1-year returnPrice return, last 12 months -14.8% +28.5% -6.8% AER
Better 5-year returnAnnualised price return, 5 years +12.8%/yr +21.4%/yr +45.0%/yr FTAI
Less volatileAnnualised volatility, 1 year 27.2% 27.1% 64.1% AER
Higher overall scoreMean of the five percentile scores vs peers 66/100 65/100 44/100 TDG

Percentile Scorecard

TDGAERFTAI

Each axis is the mean percentile of its metrics against the company's industry group. 100 is the best in the group, 50 the middle.

Scores by Axis

AxisTDGAERFTAI
Valuation 53 #48 of 100 96 #5 of 100 26 #74 of 100
Growth 69 #31 of 97 42 #57 of 97 54 #45 of 97
Profitability 96 #5 of 96 88 #12 of 96 51 #48 of 96
Financial Health 17 #87 of 105 6 #99 of 105 21 #83 of 105
Shareholder Returns 95 #4 of 65 92 #6 of 65 66 #23 of 65
Overall 66 65 44
  • TDG ranked among 107 companies in Aerospace and Defense
  • AER ranked among 107 companies in Aerospace and Defense
  • FTAI ranked among 107 companies in Aerospace and Defense

Price Performance

Price return, split-adjusted, before dividends. Click a name to hide or show it.

Returns

PeriodTDGAERFTAISPY
1 month +2.6%+6.1%+0.0% +0.9%
3 months -10.0%+4.6%-15.3% +5.9%
6 months -0.4%+12.5%-21.6% +8.5%
Year to date -14.4%+8.1%-15.1% +13.3%
1 year -14.8%+28.5%-6.8% +12.4%
3 years +38.9%+161.5%+362.1% +88.1%
3 years, per year +11.6%+37.8%+66.6% +23.5%
5 years +82.4%+163.3%+540.1% +68.2%
5 years, per year +12.8%+21.4%+45.0% +11.0%
10 years +318.9%+279.2%+1,296.3% +263.4%
10 years, per year +15.4%+14.3%+30.2% +13.8%

Risk

MeasureTDGAERFTAISPY
Volatility, 1Y 27.2%27.1%64.1% 12.7%
Downside volatility, 1Y 29.0%25.8%58.6% 12.7%
Beta vs S&P 500, 1Y 0.750.982.45 1.00
Return / volatility, 1Y -0.541.05-0.11 0.98
Max drawdown, 5Y -33.6%-45.1%-52.1% -25.4%
From 52-week high -21.5%0.0%-46.1% -0.9%
52-week high $1,450.00$155.44$310.04 $779.14
52-week low $1,076.01$121.00$152.80 $631.97

Valuation History

Weekly multiples on trailing twelve-month fundamentals. Negative or extreme readings (a loss year, a collapsed denominator) are left out so the chart stays readable.

MultipleTDGAERFTAI
P/E now vs peer median 34.2xmedian 26.4x 8.6xmedian 26.4x 35.9xmedian 26.4x
P/S now vs peer median 6.3xmedian 3.0x 2.9xmedian 3.0x 5.5xmedian 3.0x
EV/EBITDA now vs peer median 18.5xmedian 14.5x 9.5xmedian 14.5x -66.7xmedian 14.5x
P/FCF now vs peer median 32.6xmedian 26.1x 8.6xmedian 26.1x -19.3xmedian 26.1x
P/B now vs peer median -6.4xmedian 2.5x 1.4xmedian 2.5x 42.5xmedian 2.5x
PEG now vs peer median 1.62median 0.90 0.45median 0.90 0.39median 0.90

Financial History

Reported figures by fiscal period, placed on the calendar year (or quarter) each period ended in, so companies with different fiscal years line up.

Trailing twelve monthsTDGAERFTAI
Revenue $10.01B $9.07B $3.11B
Gross profit $5.96B – $1.22B
Operating income $4.61B – -$561.09M
Net income $2.13B $3.13B $496.27M
Free cash flow $1.93B $3.00B -$890.12M
EPS (diluted) $33.29 $17.75 $4.59
Cash & equivalents $2.77B $2.53B $337.20M
Total debt $33.49B $43.27B $3.45B
Shares (diluted) 57.40M 176.12M 104.04M
Enterprise value $55.40B $20.40B $18.38B

All Metrics

58 metrics · best in bold

Bold marks the best reading: the lowest positive value for multiples, leverage and payout, the highest for everything else. The bar under each value is its percentile against that company's own peers. Hover a value for its rank and the peer median.

Valuation

12 metrics
MetricTDGAERFTAI
P/E 34.2x 8.6x 35.9x
P/FCF 32.6x 8.6x -19.3x
P/Operating cash flow 28.6x 4.4x -39.0x
P/S 6.3x 2.9x 5.5x
P/B -6.4x 1.4x 42.5x
P/Tangible book -4.3x 1.4x 43.9x
EV/EBITDA 18.5x 9.5x -66.7x
EV/EBIT 20.3x 15.6x -36.1x
EV/Revenue 9.4x 7.4x 6.5x
EV/FCF 48.6x 22.2x -22.8x
EV/Operating cash flow 42.6x 11.2x -46.1x
PEG (3Y EPS CAGR) 1.62 0.45 0.39

Growth

14 metrics
MetricTDGAERFTAI
Revenue growth (1Y) 16.6% 8.7% 45.3%
Revenue CAGR (3Y) 17.0% 6.5% 42.7%
Gross profit growth (1Y) 16.9% – 16.5%
Gross profit CAGR (3Y) 17.9% – 26.9%
Operating income growth (1Y) 16.7% – -31.6%
Operating income CAGR (3Y) 19.4% – -63.3%
Net income growth (1Y) 10.2% -17.5% 8.7%
Net income CAGR (3Y) 22.8% 7.2% 75.4%
EPS growth (1Y) 10.5% -8.9% 13.7%
EPS CAGR (3Y) 21.1% 19.1% 91.0%
Operating cash flow growth (1Y) 4.5% 8.9% -221.9%
Operating cash flow CAGR (3Y) 22.8% 3.2% -87.8%
Free cash flow growth (1Y) 1.1% 417.1% 30.3%
Free cash flow CAGR (3Y) 22.4% 3.8% -15.6%

Profitability

14 metrics
MetricTDGAERFTAI
Gross margin 59.6% – 39.2%
EBITDA margin 50.7% 77.4% -9.8%
Operating margin 46.0% – -18.0%
Pretax margin 27.4% 26.4% 19.2%
Net margin 19.1% 34.5% 15.3%
FCF margin 19.3% 33.1% -28.6%
Operating cash flow margin 22.0% 65.5% -14.1%
Return on equity – 16.9% 118.8%
Return on assets 8.2% 4.4% 11.0%
Return on invested capital 15.5% 7.0% -12.0%
Return on capital employed 19.6% – -13.9%
Asset turnover 0.4x 0.1x 0.7x
Cash conversion (OCF / net income) 1.0x 1.9x -0.9x
Stock comp / revenue 1.5% 1.4% 0.8%

Financial Health

11 metrics
MetricTDGAERFTAI
Debt / assets 125.2% 60.0% 76.9%
Debt / equity -3.4x 2.3x 8.5x
Net debt / EBITDA 6.1x 5.8x -10.3x
Debt / FCF 17.4x 14.4x -3.9x
Liabilities / assets 136.7% 74.2% 91.0%
Equity / assets -36.7% 25.8% 9.0%
Interest coverage 2.5x 2.3x -2.3x
Current ratio 3.0x – 5.3x
Quick ratio 1.9x – 1.1x
Cash ratio 1.1x – 0.7x
Altman Z-score 1.73 – 3.48

Shareholder Returns

7 metrics
MetricTDGAERFTAI
Dividend yield – 0.9% 1.0%
Net buyback yield 2.7% – 0.6%
Shareholder yield 2.7% 0.9% 1.6%
Payout ratio (earnings) – 4.7% 31.0%
Payout ratio (FCF) – 4.9% -17.3%
Dividend growth (1Y) – 68.0% 25.1%
Dividend CAGR (3Y) – – 7.9%

Analyst Estimates

Solid lines are reported fiscal-year results; dashed lines are the consensus for the years ahead. Hover a year for the analysts' high and low, and how each result compared with its estimate.

ConsensusTDGAERFTAI
Forward P/E 25.9xFY2026 8.7xFY2026 29.3xFY2026
EPS, next fiscal year $44.01FY2026 $17.95FY2026 $5.71FY2026
EPS growth, next FY +17.9%FY2026 +16.8%FY2026 +24.1%FY2026
EPS growth, the year after +7.9% +4.0% +113.5%
Revenue, next fiscal year $10.01BFY2026 $9.14BFY2026 $4.09BFY2026
Revenue growth, next FY +13.4%FY2026 +7.3%FY2026 +63.0%FY2026
Revenue growth, the year after +24.4% -1.6% +49.3%

Institutional Ownership

13F filings, quarter ended Jun 30, 2026
HoldersTDGAERFTAI
Held by institutions 93.2% 78.7% 96.0%
Institutions holding 1,140 689 677
Change in shares held, QoQ +1.2% -5.5% +2.6%
Institutions buying 584 360 394
Institutions selling 367 237 200
Buyers to sellers 1.59 1.52 1.97

Return Correlation

Daily returns, last 12 months

1.00 means two stocks move in lockstep, 0 that they move independently. Pairs below about 0.5 diversify each other.

TDGAERFTAI
TDG 1.00 0.43 0.35
AER 0.43 1.00 0.48
FTAI 0.35 0.48 1.00

Add a Peer

Largest companies in the same industry

Related Comparisons

Frequently Asked Questions

Which is bigger, TDG, AER and FTAI?

TransDigm (TDG) is the largest by market capitalisation: TransDigm (TDG) $67.40B, AerCap Holdings (AER) $27.48B, FTAI Aviation (FTAI) $19.94B.

Which stock is cheaper, TDG, AER and FTAI?

AerCap Holdings (AER) trades on the lowest price-to-earnings ratio (TransDigm (TDG) 35.3x, AerCap Holdings (AER) 8.8x, FTAI Aviation (FTAI) 41.7x). On next year's consensus earnings, AerCap Holdings (AER) is cheapest (TransDigm (TDG) 25.9x, AerCap Holdings (AER) 8.7x, FTAI Aviation (FTAI) 29.3x). A lower multiple can reflect slower expected growth, so read it next to the growth figures.

Which company is growing faster?

FTAI Aviation (FTAI) grew revenue fastest over the trailing twelve months: TransDigm (TDG) +16.6%, AerCap Holdings (AER) +8.7%, FTAI Aviation (FTAI) +45.3%.

Which company is more profitable?

AerCap Holdings (AER) has the highest net margin (TransDigm (TDG) 19.1%, AerCap Holdings (AER) 34.5%, FTAI Aviation (FTAI) 15.3%). On return on invested capital, TransDigm (TDG) leads (TransDigm (TDG) 15.5%, AerCap Holdings (AER) 7.0%, FTAI Aviation (FTAI) -12.0%).

Which stock has performed better?

Over the past year AerCap Holdings (AER) returned the most: TransDigm (TDG) -14.8%, AerCap Holdings (AER) +28.5%, FTAI Aviation (FTAI) -6.8%. Over five years, FTAI Aviation (FTAI) compounded fastest (TransDigm (TDG) +12.8%/yr, AerCap Holdings (AER) +21.4%/yr, FTAI Aviation (FTAI) +45.0%/yr). Returns are price only, before dividends.

Which pays a higher dividend?

FTAI Aviation (FTAI) has the highest dividend yield: TransDigm (TDG) 0.00%, AerCap Holdings (AER) 0.01%, FTAI Aviation (FTAI) 0.01%. TransDigm (TDG) pays no regular dividend.

Which stock is riskier?

By one-year price volatility, AerCap Holdings (AER) has been the steadiest (TransDigm (TDG) 27.2%, AerCap Holdings (AER) 27.1%, FTAI Aviation (FTAI) 64.1%). Volatility measures how widely the price swings, not the risk of the business.

Which is the better stock, TDG, AER and FTAI?

There is no single answer; it depends on what you are buying for. On the 12 head-to-head measures on this page, AerCap Holdings (AER) leads on 5. Business Quant does not give investment advice; use the comparison as a starting point for your own research.

Data from SEC filings, exchange prices and consensus estimates, via Business Quant. Percentile scores compare each company with its own peer group, so two companies' scores are each relative to different peers unless you rank against the whole market. Price returns exclude dividends. Nothing on this page is investment advice.