HEI vs TDG vs FTAI Stock Comparison

Heico, TransDigm and FTAI Aviation Prices as of Oct 28, 2026 Peers: Industry group
HEI Heico Corp
$310.92 +2.1% 1M -0.5% 1Y
Market cap
$43.44B
P/E
51.2x
Revenue (TTM)
$5.18B
Div. yield
0.08%
Commercial Aerospace Industrials
2 wins
TDG TransDigm Group INC
$1,137.98 +2.6% 1M -14.8% 1Y
Market cap
$62.90B
P/E
34.2x
Revenue (TTM)
$10.01B
Div. yield
–
Commercial Aerospace Industrials
6 wins
FTAI FTAI Aviation Ltd.
$167.14 +0.0% 1M -6.8% 1Y
Market cap
$17.15B
P/E
35.9x
Revenue (TTM)
$3.11B
Div. yield
1.02%
Commercial Aerospace Industrials
4 wins

Head to Head

12 decided of 12

TransDigm leads on 6 of the 12 questions below (TransDigm 6, FTAI Aviation 4, Heico 2). Which ones matter depends on what you are buying for; a cheap multiple and slow growth often come together.

QuestionHEITDGFTAILeader
Larger companyMarket capitalisation $43.44B $62.90B $17.15B TDG
Cheaper on earningsLower P/E, profitable companies only 51.2x 34.2x 35.9x TDG
Cheaper on forward earningsLower price / next fiscal year consensus EPS 51.1x 25.9x 29.3x TDG
Faster revenue growthRevenue growth, trailing twelve months +20.7% +16.6% +45.3% FTAI
More profitableNet margin, trailing twelve months 16.4% 19.1% 15.3% TDG
Better return on capitalReturn on invested capital 13.5% 15.5% -12.0% TDG
Less leveragedLower net debt / EBITDA 1.6x 6.1x -10.3x FTAI
Higher dividend yieldTrailing dividend yield 0.08% 0.00% 1.02% FTAI
Better 1-year returnPrice return, last 12 months -0.5% -14.8% -6.8% HEI
Better 5-year returnAnnualised price return, 5 years +17.4%/yr +12.8%/yr +45.0%/yr FTAI
Less volatileAnnualised volatility, 1 year 32.4% 27.2% 64.1% TDG
Higher overall scoreMean of the five percentile scores vs peers 66/100 66/100 44/100 HEI

Percentile Scorecard

HEITDGFTAI

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

AxisHEITDGFTAI
Valuation 34 #66 of 100 53 #48 of 100 26 #74 of 100
Growth 80 #20 of 97 69 #31 of 97 54 #45 of 97
Profitability 94 #7 of 96 96 #5 of 96 51 #48 of 96
Financial Health 59 #44 of 105 17 #87 of 105 21 #83 of 105
Shareholder Returns 64 #24 of 65 95 #4 of 65 66 #23 of 65
Overall 66 66 44
  • HEI ranked among 107 companies in Aerospace and Defense
  • TDG 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

PeriodHEITDGFTAISPY
1 month +2.1%+2.6%+0.0% +0.9%
3 months -12.5%-10.0%-15.3% +5.9%
6 months +19.1%-0.4%-21.6% +8.5%
Year to date -3.9%-14.4%-15.1% +13.3%
1 year -0.5%-14.8%-6.8% +12.4%
3 years +97.6%+38.9%+362.1% +88.1%
3 years, per year +25.5%+11.6%+66.6% +23.5%
5 years +123.1%+82.4%+540.1% +68.2%
5 years, per year +17.4%+12.8%+45.0% +11.0%
10 years +800.7%+318.9%+1,296.3% +263.4%
10 years, per year +24.6%+15.4%+30.2% +13.8%

Risk

MeasureHEITDGFTAISPY
Volatility, 1Y 32.4%27.2%64.1% 12.7%
Downside volatility, 1Y 31.3%29.0%58.6% 12.7%
Beta vs S&P 500, 1Y 1.150.752.45 1.00
Return / volatility, 1Y -0.02-0.54-0.11 0.98
Max drawdown, 5Y -27.1%-33.6%-52.1% -25.4%
From 52-week high -17.0%-21.5%-46.1% -0.9%
52-week high $374.67$1,450.00$310.04 $779.14
52-week low $260.99$1,076.01$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.

MultipleHEITDGFTAI
P/E now vs peer median 51.2xmedian 26.4x 34.2xmedian 26.4x 35.9xmedian 26.4x
P/S now vs peer median 8.4xmedian 3.0x 6.3xmedian 3.0x 5.5xmedian 3.0x
EV/EBITDA now vs peer median 31.3xmedian 14.5x 18.5xmedian 14.5x -66.7xmedian 14.5x
P/FCF now vs peer median 42.2xmedian 26.1x 32.6xmedian 26.1x -19.3xmedian 26.1x
P/B now vs peer median 8.6xmedian 2.5x -6.4xmedian 2.5x 42.5xmedian 2.5x
PEG now vs peer median 1.83median 0.90 1.62median 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 monthsHEITDGFTAI
Revenue $5.18B $10.01B $3.11B
Gross profit $2.09B $5.96B $1.22B
Operating income $1.24B $4.61B -$561.09M
Net income $912.35M $2.13B $496.27M
Free cash flow $1.03B $1.93B -$890.12M
EPS (diluted) $6.00 $33.29 $4.59
Cash & equivalents $240.96M $2.77B $337.20M
Total debt $2.54B $33.49B $3.45B
Shares (diluted) 141.27M 57.40M 104.04M
Enterprise value $43.12B $50.99B $15.59B

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
MetricHEITDGFTAI
P/E 51.2x 34.2x 35.9x
P/FCF 42.2x 32.6x -19.3x
P/Operating cash flow 39.1x 28.6x -39.0x
P/S 8.4x 6.3x 5.5x
P/B 8.6x -6.4x 42.5x
P/Tangible book 13.4x -4.3x 43.9x
EV/EBITDA 31.3x 18.5x -66.7x
EV/EBIT 36.7x 20.3x -36.1x
EV/Revenue 8.8x 9.4x 6.5x
EV/FCF 44.4x 48.6x -22.8x
EV/Operating cash flow 41.2x 42.6x -46.1x
PEG (3Y EPS CAGR) 1.83 1.62 0.39

Growth

14 metrics
MetricHEITDGFTAI
Revenue growth (1Y) 20.7% 16.6% 45.3%
Revenue CAGR (3Y) 25.1% 17.0% 42.7%
Gross profit growth (1Y) 23.4% 16.9% 16.5%
Gross profit CAGR (3Y) 26.7% 17.9% 26.9%
Operating income growth (1Y) 29.8% 16.7% -31.6%
Operating income CAGR (3Y) 28.8% 19.4% -63.3%
Net income growth (1Y) 31.5% 10.2% 8.7%
Net income CAGR (3Y) 27.4% 22.8% 75.4%
EPS growth (1Y) 31.8% 10.5% 13.7%
EPS CAGR (3Y) 27.9% 21.1% 91.0%
Operating cash flow growth (1Y) 31.6% 4.5% -221.9%
Operating cash flow CAGR (3Y) 35.7% 22.8% -87.8%
Free cash flow growth (1Y) 31.7% 1.1% 30.3%
Free cash flow CAGR (3Y) 36.8% 22.4% -15.6%

Profitability

14 metrics
MetricHEITDGFTAI
Gross margin 40.4% 59.6% 39.2%
EBITDA margin 28.2% 50.7% -9.8%
Operating margin 24.0% 46.0% -18.0%
Pretax margin 21.6% 27.4% 19.2%
Net margin 16.4% 19.1% 15.3%
FCF margin 19.9% 19.3% -28.6%
Operating cash flow margin 21.5% 22.0% -14.1%
Return on equity 18.5% – 118.8%
Return on assets 9.3% 8.2% 11.0%
Return on invested capital 13.5% 15.5% -12.0%
Return on capital employed 14.2% 19.6% -13.9%
Asset turnover 0.5x 0.4x 0.7x
Cash conversion (OCF / net income) 1.2x 1.0x -0.9x
Stock comp / revenue 1.0% 1.5% 0.8%

Financial Health

11 metrics
MetricHEITDGFTAI
Debt / assets 25.6% 125.2% 76.9%
Debt / equity 0.5x -3.4x 8.5x
Net debt / EBITDA 1.6x 6.1x -10.3x
Debt / FCF 2.5x 17.4x -3.9x
Liabilities / assets 49.4% 136.7% 91.0%
Equity / assets 50.6% -36.7% 9.0%
Interest coverage 9.4x 2.5x -2.3x
Current ratio 2.7x 3.0x 5.3x
Quick ratio 1.0x 1.9x 1.1x
Cash ratio 0.2x 1.1x 0.7x
Altman Z-score 7.04 1.73 3.48

Shareholder Returns

7 metrics
MetricHEITDGFTAI
Dividend yield 0.1% – 1.0%
Net buyback yield 0.0% 2.7% 0.6%
Shareholder yield 0.1% 2.7% 1.6%
Payout ratio (earnings) 3.8% – 31.0%
Payout ratio (FCF) 3.4% – -17.3%
Dividend growth (1Y) 9.1% – 25.1%
Dividend CAGR (3Y) 8.4% – 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.

ConsensusHEITDGFTAI
Forward P/E 51.1xFY2026 25.9xFY2026 29.3xFY2026
EPS, next fiscal year $6.08FY2026 $44.01FY2026 $5.71FY2026
EPS growth, next FY +24.1%FY2026 +17.9%FY2026 +24.1%FY2026
EPS growth, the year after +20.6% +7.9% +113.5%
Revenue, next fiscal year $5.68BFY2026 $10.01BFY2026 $4.09BFY2026
Revenue growth, next FY +26.6%FY2026 +13.4%FY2026 +63.0%FY2026
Revenue growth, the year after +10.4% +24.4% +49.3%

Institutional Ownership

13F filings, quarter ended Jun 30, 2026
HoldersHEITDGFTAI
Held by institutions 78.3% 93.2% 96.0%
Institutions holding 772 1,140 677
Change in shares held, QoQ +7.4% +1.2% +2.6%
Institutions buying 371 584 394
Institutions selling 267 367 200
Buyers to sellers 1.39 1.59 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.

HEITDGFTAI
HEI 1.00 0.53 0.45
TDG 0.53 1.00 0.35
FTAI 0.45 0.35 1.00

Add a Peer

Largest companies in the same industry

Related Comparisons

Frequently Asked Questions

Which is bigger, HEI, TDG and FTAI?

TransDigm (TDG) is the largest by market capitalisation: Heico (HEI) $43.44B, TransDigm (TDG) $62.90B, FTAI Aviation (FTAI) $17.15B.

Which stock is cheaper, HEI, TDG and FTAI?

TransDigm (TDG) trades on the lowest price-to-earnings ratio (Heico (HEI) 51.2x, TransDigm (TDG) 34.2x, FTAI Aviation (FTAI) 35.9x). On next year's consensus earnings, TransDigm (TDG) is cheapest (Heico (HEI) 51.1x, TransDigm (TDG) 25.9x, 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: Heico (HEI) +20.7%, TransDigm (TDG) +16.6%, FTAI Aviation (FTAI) +45.3%.

Which company is more profitable?

TransDigm (TDG) has the highest net margin (Heico (HEI) 16.4%, TransDigm (TDG) 19.1%, FTAI Aviation (FTAI) 15.3%). On return on invested capital, TransDigm (TDG) leads (Heico (HEI) 13.5%, TransDigm (TDG) 15.5%, FTAI Aviation (FTAI) -12.0%).

Which stock has performed better?

Over the past year Heico (HEI) returned the most: Heico (HEI) -0.5%, TransDigm (TDG) -14.8%, FTAI Aviation (FTAI) -6.8%. Over five years, FTAI Aviation (FTAI) compounded fastest (Heico (HEI) +17.4%/yr, TransDigm (TDG) +12.8%/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: Heico (HEI) 0.08%, TransDigm (TDG) 0.00%, FTAI Aviation (FTAI) 1.02%. TransDigm (TDG) pays no regular dividend.

Which stock is riskier?

By one-year price volatility, TransDigm (TDG) has been the steadiest (Heico (HEI) 32.4%, TransDigm (TDG) 27.2%, FTAI Aviation (FTAI) 64.1%). Volatility measures how widely the price swings, not the risk of the business.

Which is the better stock, HEI, TDG 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, TransDigm (TDG) leads on 6. 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.