AER vs APH vs RTX Stock Comparison

AerCap Holdings, Amphenol and Rtx Prices as of Oct 28, 2026 Peers: Industry group
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AER AerCap Holdings N.V.
$155.44 +6.1% 1M +28.5% 1Y
Market cap
$25.94B
P/E
8.6x
Revenue (TTM)
$9.07B
Div. yield
0.95%
Commercial Aerospace Industrials
6 wins
APH Amphenol Corp /De/
$80.98 -4.3% 1M -41.0% 1Y
Market cap
$199.69B
P/E
33.6x
Revenue (TTM)
$33.05B
Div. yield
0.48%
Electrical Equipment Industrials
1 win
RTX RTX Corp
$196.12 +4.5% 1M +9.8% 1Y
Market cap
$264.65B
P/E
31.6x
Revenue (TTM)
$95.99B
Div. yield
1.44%
Commercial Aerospace Industrials
5 wins

Head to Head

12 decided of 12

AerCap Holdings leads on 6 of the 12 questions below (AerCap Holdings 6, Rtx 5, Amphenol 1). Which ones matter depends on what you are buying for; a cheap multiple and slow growth often come together.

QuestionAERAPHRTXLeader
Larger companyMarket capitalisation $25.94B $199.69B $264.65B RTX
Cheaper on earningsLower P/E, profitable companies only 8.6x 33.6x 31.6x AER
Cheaper on forward earningsLower price / next fiscal year consensus EPS 8.7x 31.0x 27.5x AER
Faster revenue growthRevenue growth, trailing twelve months +8.7% +57.6% +11.6% APH
More profitableNet margin, trailing twelve months 34.5% — 8.8% AER
Better return on capitalReturn on invested capital 7.0% — 8.6% RTX
Less leveragedLower net debt / EBITDA 5.8x — 1.8x RTX
Higher dividend yieldTrailing dividend yield 0.95% 0.48% 1.44% RTX
Better 1-year returnPrice return, last 12 months +28.5% -41.0% +9.8% AER
Better 5-year returnAnnualised price return, 5 years +21.4%/yr +16.1%/yr +17.2%/yr AER
Less volatileAnnualised volatility, 1 year 27.1% 85.6% 25.1% RTX
Higher overall scoreMean of the five percentile scores vs peers 65/100 48/100 56/100 AER

Percentile Scorecard

AERAPHRTX

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

AxisAERAPHRTX
Valuation 96 #5 of 100 15 #173 of 203 61 #40 of 100
Growth 42 #57 of 97 97 #7 of 188 77 #23 of 97
Profitability 88 #12 of 96 78 #42 of 184 72 #28 of 96
Financial Health 6 #99 of 105 26 #161 of 217 29 #75 of 105
Shareholder Returns 92 #6 of 65 23 #118 of 153 42 #38 of 65
Overall 65 48 56
  • AER ranked among 107 companies in Aerospace and Defense
  • APH ranked among 222 companies in Machinery
  • RTX 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

PeriodAERAPHRTXSPY
1 month +6.1%-4.3%+4.5% +0.9%
3 months +4.6%-46.1%-8.9% +5.9%
6 months +12.5%-45.4%+13.5% +8.5%
Year to date +8.1%-40.1%+6.9% +13.3%
1 year +28.5%-41.0%+9.8% +12.4%
3 years +161.5%+104.2%+147.8% +88.1%
3 years, per year +37.8%+26.9%+35.3% +23.5%
5 years +163.3%+111.0%+120.7% +68.2%
5 years, per year +21.4%+16.1%+17.2% +11.0%
10 years +279.2%+394.6%+206.0% +263.4%
10 years, per year +14.3%+17.3%+11.8% +13.8%

Risk

MeasureAERAPHRTXSPY
Volatility, 1Y 27.1%85.6%25.1% 12.7%
Downside volatility, 1Y 25.8%114.2%24.0% 12.7%
Beta vs S&P 500, 1Y 0.981.710.28 1.00
Return / volatility, 1Y 1.05-0.480.39 0.98
Max drawdown, 5Y -45.1%-58.6%-33.9% -25.4%
From 52-week high 0.0%-54.1%-13.0% -0.9%
52-week high $155.44$176.32$225.49 $779.14
52-week low $121.00$73.07$168.02 $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.

MultipleAERAPHRTX
P/E now vs peer median 8.6xmedian 26.4x 33.6xmedian 25.4x 31.6xmedian 26.4x
P/S now vs peer median 2.9xmedian 3.0x 6.0xmedian 1.9x 2.8xmedian 3.0x
EV/EBITDA now vs peer median 9.5xmedian 14.5x —median 14.3x 18.7xmedian 14.5x
P/FCF now vs peer median 8.6xmedian 26.1x 44.1xmedian 21.8x 27.9xmedian 26.1x
P/B now vs peer median 1.4xmedian 2.5x 11.6xmedian 2.2x 3.7xmedian 2.5x
PEG now vs peer median 0.45median 0.90 0.77median 1.41 0.77median 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 monthsAERAPHRTX
Revenue $9.07B $33.05B $95.99B
Gross profit – $12.83B $20.25B
Operating income – $9.16B $11.30B
Net income $3.13B $5.99B $8.83B
Free cash flow $3.00B – $9.50B
R&D – – $2.85B
EPS (diluted) $17.75 $2.30 $6.14
Cash & equivalents $2.53B $4.17B $9.17B
Total debt $43.27B – $150.08B
Shares (diluted) 176.12M 2.58B 1.37B
Enterprise value $18.86B $193.36B $234.64B

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
MetricAERAPHRTX
P/E 8.6x 33.6x 31.6x
P/FCF 8.6x 44.1x 27.9x
P/Operating cash flow 4.4x 30.8x 21.3x
P/S 2.9x 6.0x 2.8x
P/B 1.4x 11.6x 3.7x
P/Tangible book 1.4x 16.8x 6.6x
EV/EBITDA 9.5x – 18.7x
EV/EBIT 15.6x – 25.9x
EV/Revenue 7.4x 5.9x 3.1x
EV/FCF 22.2x – 30.8x
EV/Operating cash flow 11.2x 30.0x 23.6x
PEG (3Y EPS CAGR) 0.45 0.77 0.77

Growth

14 metrics
MetricAERAPHRTX
Revenue growth (1Y) 8.7% 57.6% 11.6%
Revenue CAGR (3Y) 6.5% 38.4% 12.7%
Gross profit growth (1Y) – 70.2% 17.0%
Gross profit CAGR (3Y) – 47.2% 20.2%
Operating income growth (1Y) – 79.6% 28.2%
Operating income CAGR (3Y) – 53.4% 51.1%
Net income growth (1Y) -17.5% 55.4% 27.6%
Net income CAGR (3Y) 7.2% 45.7% 39.1%
EPS growth (1Y) -8.9% 54.5% 26.6%
EPS CAGR (3Y) 19.1% 43.9% 40.7%
Operating cash flow growth (1Y) 8.9% 44.0% 56.2%
Operating cash flow CAGR (3Y) 3.2% 39.4% 16.8%
Free cash flow growth (1Y) 417.1% – 81.4%
Free cash flow CAGR (3Y) 3.8% – 21.2%

Profitability

14 metrics
MetricAERAPHRTX
Gross margin – – 21.1%
EBITDA margin 77.4% – 16.3%
Operating margin – – 11.8%
Pretax margin 26.4% – 11.3%
Net margin 34.5% – 8.8%
FCF margin 33.1% – 9.9%
Operating cash flow margin 65.5% 19.6% 13.0%
Return on equity 16.9% 36.4% 12.7%
Return on assets 4.4% 13.0% 5.0%
Return on invested capital 7.0% – 8.6%
Return on capital employed – – 10.1%
Asset turnover 0.1x 0.7x 0.5x
Cash conversion (OCF / net income) 1.9x 1.1x 1.4x
Stock comp / revenue 1.4% 0.5% 0.7%

Financial Health

11 metrics
MetricAERAPHRTX
Debt / assets 60.0% – 21.2%
Debt / equity 2.3x – 0.5x
Net debt / EBITDA 5.8x – 1.8x
Debt / FCF 14.4x – 3.9x
Liabilities / assets 74.2% 63.3% 59.8%
Equity / assets 25.8% 36.7% 40.2%
Interest coverage 2.3x – –
Current ratio – 1.9x 1.0x
Quick ratio – 0.5x 0.7x
Cash ratio – 0.5x 0.1x
Altman Z-score – – 2.76

Shareholder Returns

7 metrics
MetricAERAPHRTX
Dividend yield 0.9% 0.5% 1.4%
Net buyback yield – – –
Shareholder yield 0.9% 0.5% 1.4%
Payout ratio (earnings) 4.7% – 43.0%
Payout ratio (FCF) 4.9% – 40.0%
Dividend growth (1Y) 68.0% – 9.6%
Dividend CAGR (3Y) – – 5.2%

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.

ConsensusAERAPHRTX
Forward P/E 8.7xFY2026 31.0xFY2026 27.5xFY2026
EPS, next fiscal year $17.95FY2026 $2.61FY2026 $7.14FY2026
EPS growth, next FY +16.8%FY2026 +56.3%FY2026 +13.5%FY2026
EPS growth, the year after +4.0% +35.6% +6.7%
Revenue, next fiscal year $9.14BFY2026 $33.34BFY2026 $99.89BFY2026
Revenue growth, next FY +7.3%FY2026 +44.4%FY2026 +12.7%FY2026
Revenue growth, the year after -1.6% +33.4% +2.4%

Institutional Ownership

13F filings, quarter ended Jun 30, 2026
HoldersAERAPHRTX
Held by institutions 78.7% 96.0% 79.9%
Institutions holding 689 2,330 3,414
Change in shares held, QoQ -5.5% +2.6% +15.9%
Institutions buying 360 1,360 1,718
Institutions selling 237 773 1,266
Buyers to sellers 1.52 1.76 1.36

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.

AERAPHRTX
AER 1.00 0.12 0.30
APH 0.12 1.00 0.12
RTX 0.30 0.12 1.00

Add a Peer

Largest companies in the same industry

Related Comparisons

Frequently Asked Questions

Which is bigger, AER, APH and RTX?

Rtx (RTX) is the largest by market capitalisation: AerCap Holdings (AER) $25.94B, Amphenol (APH) $199.69B, Rtx (RTX) $264.65B.

Which stock is cheaper, AER, APH and RTX?

AerCap Holdings (AER) trades on the lowest price-to-earnings ratio (AerCap Holdings (AER) 8.6x, Amphenol (APH) 33.6x, Rtx (RTX) 31.6x). On next year's consensus earnings, AerCap Holdings (AER) is cheapest (AerCap Holdings (AER) 8.7x, Amphenol (APH) 31.0x, Rtx (RTX) 27.5x). A lower multiple can reflect slower expected growth, so read it next to the growth figures.

Which company is growing faster?

Amphenol (APH) grew revenue fastest over the trailing twelve months: AerCap Holdings (AER) +8.7%, Amphenol (APH) +57.6%, Rtx (RTX) +11.6%.

Which company is more profitable?

AerCap Holdings (AER) has the highest net margin (AerCap Holdings (AER) 34.5%, Rtx (RTX) 8.8%). On return on invested capital, Rtx (RTX) leads (AerCap Holdings (AER) 7.0%, Rtx (RTX) 8.6%).

Which stock has performed better?

Over the past year AerCap Holdings (AER) returned the most: AerCap Holdings (AER) +28.5%, Amphenol (APH) -41.0%, Rtx (RTX) +9.8%. Over five years, AerCap Holdings (AER) compounded fastest (AerCap Holdings (AER) +21.4%/yr, Amphenol (APH) +16.1%/yr, Rtx (RTX) +17.2%/yr). Returns are price only, before dividends.

Which pays a higher dividend?

Rtx (RTX) has the highest dividend yield: AerCap Holdings (AER) 0.95%, Amphenol (APH) 0.48%, Rtx (RTX) 1.44%.

Which stock is riskier?

By one-year price volatility, Rtx (RTX) has been the steadiest (AerCap Holdings (AER) 27.1%, Amphenol (APH) 85.6%, Rtx (RTX) 25.1%). Volatility measures how widely the price swings, not the risk of the business.

Which is the better stock, AER, APH and RTX?

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 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.