FIX vs EME vs AAON Stock Comparison

Comfort Systems Usa, Emcor and Aaon Prices as of Oct 23, 2026 Peers: Industry group
FIX Comfort Systems Usa Inc
$1,160.00 -28.6% 1M +40.6% 1Y
Market cap
$43.65B
P/E
26.8x
Revenue (TTM)
$5.27B
Div. yield
0.00%
HVAC Industrials
8 wins
EME EMCOR Group, Inc.
$647.48 -13.9% 1M -7.0% 1Y
Market cap
$29.51B
P/E
20.5x
Revenue (TTM)
$18.60B
Div. yield
0.00%
Engineering and Construction Industrials
3 wins
AAON Aaon, Inc.
$68.85 -16.4% 1M -32.3% 1Y
Market cap
$5.82B
P/E
36.5x
Revenue (TTM)
$1.93B
Div. yield
–
HVAC Industrials
1 win

Head to Head

12 decided of 12

Comfort Systems Usa leads on 8 of the 12 questions below (Comfort Systems Usa 8, Emcor 3, Aaon 1). Which ones matter depends on what you are buying for; a cheap multiple and slow growth often come together.

QuestionFIXEMEAAONLeader
Larger companyMarket capitalisation $43.65B $29.51B $5.82B FIX
Cheaper on earningsLower P/E, profitable companies only 26.8x 20.5x 36.5x EME
Cheaper on forward earningsLower price / next fiscal year consensus EPS 25.4x 18.6x 30.9x EME
Faster revenue growthRevenue growth, trailing twelve months -36.6% +18.9% +53.5% AAON
More profitableNet margin, trailing twelve months 30.9% 7.7% 8.2% FIX
Better return on capitalReturn on invested capital 16.0% — 12.7% FIX
Less leveragedLower net debt / EBITDA -2.0x — 1.5x FIX
Higher dividend yieldTrailing dividend yield 0.00% 0.00% 0.00% FIX
Better 1-year returnPrice return, last 12 months +40.6% -7.0% -32.3% FIX
Better 5-year returnAnnualised price return, 5 years +69.1%/yr +39.9%/yr +7.9%/yr FIX
Less volatileAnnualised volatility, 1 year 59.0% 46.0% 59.5% EME
Higher overall scoreMean of the five percentile scores vs peers 72/100 64/100 42/100 FIX

Percentile Scorecard

FIXEMEAAON

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

AxisFIXEMEAAON
Valuation 39 #34 of 55 57 #23 of 52 7 #51 of 55
Growth 86 #8 of 51 56 #17 of 37 78 #12 of 51
Profitability 80 #11 of 51 86 #6 of 37 50 #26 of 51
Financial Health 76 #15 of 59 70 #18 of 57 66 #21 of 59
Shareholder Returns 80 #9 of 41 54 #13 of 27 8 #38 of 41
Overall 72 64 42
  • FIX ranked among 59 companies in Construction Products
  • EME ranked among 57 companies in Construction Services
  • AAON ranked among 59 companies in Construction Products

Price Performance

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

Returns

PeriodFIXEMEAAONSPY
1 month -28.6%-13.9%-16.4% -1.0%
3 months -33.0%-13.0%-32.9% +2.9%
6 months -32.8%-25.6%-30.9% +6.4%
Year to date +24.3%+5.8%-9.7% +11.4%
1 year +40.6%-7.0%-32.3% +13.1%
3 years +649.2%+235.8%+29.4% +79.4%
3 years, per year +95.8%+49.8%+9.0% +21.5%
5 years +1,278.3%+434.5%+46.0% +67.7%
5 years, per year +69.1%+39.9%+7.9% +10.9%
10 years +4,163.1%+1,053.7%+249.5% +255.2%
10 years, per year +45.5%+27.7%+13.3% +13.5%

Risk

MeasureFIXEMEAAONSPY
Volatility, 1Y 59.0%46.0%59.5% 12.7%
Downside volatility, 1Y 62.0%48.2%57.5% 12.7%
Beta vs S&P 500, 1Y 2.611.942.17 1.00
Return / volatility, 1Y 0.69-0.15-0.54 1.03
Max drawdown, 5Y -46.1%-36.2%-53.6% -25.4%
From 52-week high -43.9%-31.4%-53.6% -2.5%
52-week high $2,066.51$943.75$148.25 $779.14
52-week low $825.00$581.58$68.85 $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.

MultipleFIXEMEAAON
P/E now vs peer median 25.0xmedian 19.9x 20.0xmedian 25.6x 35.5xmedian 19.9x
P/S now vs peer median 7.7xmedian 1.5x 1.5xmedian 0.8x 2.9xmedian 1.5x
EV/EBITDA now vs peer median 36.7xmedian 12.6x 13.0xmedian 12.7x 20.4xmedian 12.6x
P/FCF now vs peer median 16.6xmedian 16.1x 24.5xmedian 22.4x -47.8xmedian 16.1x
P/B now vs peer median 12.2xmedian 3.0x 7.0xmedian 2.3x 5.6xmedian 3.0x
PEG now vs peer median 0.31median 0.98 0.43median 0.57 16.31median 0.98

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 monthsFIXEMEAAON
Revenue $5.27B $18.60B $1.93B
Gross profit $1.42B $3.61B $494.09M
Operating income $989.51M $1.93B $213.50M
Net income $1.63B $1.44B $159.29M
Free cash flow $2.44B $1.17B -$118.79M
EPS (diluted) $46.42 $32.30 $1.90
Cash & equivalents $2.16B $924.41M $13.00K
Total debt $287.92M – $1.62B
Shares (diluted) 35.15M 44.55M 83.72M
Enterprise value $37.61B $25.90B $5.82B

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
MetricFIXEMEAAON
P/E 25.0x 20.0x 35.5x
P/FCF 16.6x 24.5x -47.8x
P/Operating cash flow 13.5x 22.2x 65.6x
P/S 7.7x 1.5x 2.9x
P/B 12.2x 7.0x 5.6x
P/Tangible book 14.6x 9.5x 5.6x
EV/EBITDA 36.7x 13.0x 20.4x
EV/EBIT 38.9x 14.4x 28.6x
EV/Revenue 7.3x 1.5x 3.2x
EV/FCF 15.8x 23.7x -51.4x
EV/Operating cash flow 12.8x 21.5x 70.6x
PEG (3Y EPS CAGR) 0.31 0.43 16.31

Growth

14 metrics
MetricFIXEMEAAON
Revenue growth (1Y) -36.6% 18.9% 53.5%
Revenue CAGR (3Y) 2.0% 16.7% 22.7%
Gross profit growth (1Y) -27.6% 18.5% 36.9%
Gross profit CAGR (3Y) 15.4% 26.3% 16.2%
Operating income growth (1Y) -11.2% 29.9% 39.0%
Operating income CAGR (3Y) 37.8% 41.7% 5.4%
Net income growth (1Y) 94.8% 30.2% 30.5%
Net income CAGR (3Y) 78.4% 43.8% 2.3%
EPS growth (1Y) 96.0% 31.5% 29.3%
EPS CAGR (3Y) 79.7% 47.0% 2.2%
Operating cash flow growth (1Y) 223.9% -0.6% 157.7%
Operating cash flow CAGR (3Y) 71.3% 20.8% -11.0%
Free cash flow growth (1Y) 205.6% -3.1% 33.7%
Free cash flow CAGR (3Y) 67.9% 20.3% -74.9%

Profitability

14 metrics
MetricFIXEMEAAON
Gross margin 26.8% 19.4% 25.6%
EBITDA margin 19.9% 11.5% 15.5%
Operating margin 18.8% 10.4% 11.0%
Pretax margin 19.3% 10.5% 9.9%
Net margin 30.9% 7.7% 8.2%
FCF margin 46.3% 6.3% -6.1%
Operating cash flow margin 57.0% 6.9% 4.5%
Return on equity 16.7% 36.2% 16.4%
Return on assets 6.0% 14.6% 8.7%
Return on invested capital 16.0% – 12.7%
Return on capital employed 30.6% 41.9% 14.3%
Asset turnover 0.6x 1.9x 1.1x
Cash conversion (OCF / net income) 1.8x 0.9x 0.5x
Stock comp / revenue 0.7% 0.1% 1.0%

Financial Health

11 metrics
MetricFIXEMEAAON
Debt / assets 0.5% – 23.3%
Debt / equity 0.0x – 0.4x
Net debt / EBITDA -2.0x – 1.5x
Debt / FCF 0.0x – -3.7x
Liabilities / assets 66.0% 59.8% 45.8%
Equity / assets 34.0% 40.2% 54.2%
Interest coverage 125.1x – –
Current ratio 1.1x 1.3x 3.0x
Quick ratio 0.4x 1.2x 1.9x
Cash ratio 0.4x 0.2x 0.0x
Altman Z-score 5.28 6.38 6.52

Shareholder Returns

7 metrics
MetricFIXEMEAAON
Dividend yield 0.3% 0.2% 0.6%
Net buyback yield 1.1% 1.5% -0.6%
Shareholder yield 1.3% 1.7% -0.1%
Payout ratio (earnings) 6.5% 4.0% –
Payout ratio (FCF) 4.3% 4.9% –
Dividend growth (1Y) 75.6% 26.6% –
Dividend CAGR (3Y) 57.9% 25.6% –

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.

ConsensusFIXEMEAAON
Forward P/E 25.4xFY2026 18.6xFY2026 30.9xFY2026
EPS, next fiscal year $45.66FY2026 $34.73FY2026 $2.23FY2026
EPS growth, next FY +58.1%FY2026 +34.2%FY2026 +65.2%FY2026
EPS growth, the year after +25.2% +10.7% +56.1%
Revenue, next fiscal year $12.26BFY2026 $19.07BFY2026 $2.44BFY2026
Revenue growth, next FY +34.7%FY2026 +12.2%FY2026 +69.6%FY2026
Revenue growth, the year after +33.8% +13.1% +16.8%

Institutional Ownership

13F filings, quarter ended Jun 30, 2026
HoldersFIXEMEAAON
Held by institutions 93.1% 93.1% 78.7%
Institutions holding 1,352 1,235 469
Change in shares held, QoQ +0.8% -0.1% -7.0%
Institutions buying 741 659 241
Institutions selling 486 419 174
Buyers to sellers 1.52 1.57 1.39

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.

FIXEMEAAON
FIX 1.00 0.81 0.48
EME 0.81 1.00 0.42
AAON 0.48 0.42 1.00

Add a Peer

Largest companies in the same industry

Related Comparisons

Frequently Asked Questions

Which is bigger, FIX, EME and AAON?

Comfort Systems Usa (FIX) is the largest by market capitalisation: Comfort Systems Usa (FIX) $43.65B, Emcor (EME) $29.51B, Aaon (AAON) $5.82B.

Which stock is cheaper, FIX, EME and AAON?

Emcor (EME) trades on the lowest price-to-earnings ratio (Comfort Systems Usa (FIX) 26.8x, Emcor (EME) 20.5x, Aaon (AAON) 36.5x). On next year's consensus earnings, Emcor (EME) is cheapest (Comfort Systems Usa (FIX) 25.4x, Emcor (EME) 18.6x, Aaon (AAON) 30.9x). A lower multiple can reflect slower expected growth, so read it next to the growth figures.

Which company is growing faster?

Aaon (AAON) grew revenue fastest over the trailing twelve months: Comfort Systems Usa (FIX) -36.6%, Emcor (EME) +18.9%, Aaon (AAON) +53.5%.

Which company is more profitable?

Comfort Systems Usa (FIX) has the highest net margin (Comfort Systems Usa (FIX) 30.9%, Emcor (EME) 7.7%, Aaon (AAON) 8.2%). On return on invested capital, Comfort Systems Usa (FIX) leads (Comfort Systems Usa (FIX) 16.0%, Aaon (AAON) 12.7%).

Which stock has performed better?

Over the past year Comfort Systems Usa (FIX) returned the most: Comfort Systems Usa (FIX) +40.6%, Emcor (EME) -7.0%, Aaon (AAON) -32.3%. Over five years, Comfort Systems Usa (FIX) compounded fastest (Comfort Systems Usa (FIX) +69.1%/yr, Emcor (EME) +39.9%/yr, Aaon (AAON) +7.9%/yr). Returns are price only, before dividends.

Which pays a higher dividend?

Comfort Systems Usa (FIX) has the highest dividend yield: Comfort Systems Usa (FIX) 0.00%, Emcor (EME) 0.00%, Aaon (AAON) 0.00%. Aaon (AAON) pays no regular dividend.

Which stock is riskier?

By one-year price volatility, Emcor (EME) has been the steadiest (Comfort Systems Usa (FIX) 59.0%, Emcor (EME) 46.0%, Aaon (AAON) 59.5%). Volatility measures how widely the price swings, not the risk of the business.

Which is the better stock, FIX, EME and AAON?

There is no single answer; it depends on what you are buying for. On the 12 head-to-head measures on this page, Comfort Systems Usa (FIX) leads on 8. 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.