EME vs PWR vs VST Stock Comparison

Emcor, Quanta Services and Vistra Prices as of Oct 26, 2026 Peers: Industry group
EME EMCOR Group, Inc.
$665.73 -12.7% 1M -11.0% 1Y
Market cap
$29.67B
P/E
20.6x
Revenue (TTM)
$18.60B
Div. yield
0.00%
Engineering and Construction Industrials
1 win
PWR Quanta Services, Inc.
$564.03 -13.1% 1M +27.9% 1Y
Market cap
$86.91B
P/E
65.5x
Revenue (TTM)
$32.91B
Div. yield
0.00%
Utility Construction Industrials
5 wins
VST Vistra Corp.
$141.77 +2.4% 1M -29.6% 1Y
Market cap
$49.42B
P/E
24.4x
Revenue (TTM)
$19.21B
Div. yield
0.01%
Independent Power Producers Utilities
6 wins

Head to Head

12 decided of 12

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

QuestionEMEPWRVSTLeader
Larger companyMarket capitalisation $29.67B $86.91B $49.42B PWR
Cheaper on earningsLower P/E, profitable companies only 20.6x 65.5x 24.4x EME
Cheaper on forward earningsLower price / next fiscal year consensus EPS 19.2x 35.5x 16.1x VST
Faster revenue growthRevenue growth, trailing twelve months +18.9% +26.3% +3.8% PWR
More profitableNet margin, trailing twelve months 7.7% 4.0% 10.6% VST
Better return on capitalReturn on invested capital — 10.1% 11.3% VST
Less leveragedLower net debt / EBITDA — 1.8x 2.8x PWR
Higher dividend yieldTrailing dividend yield 0.00% 0.00% 0.01% VST
Better 1-year returnPrice return, last 12 months -11.0% +27.9% -29.6% PWR
Better 5-year returnAnnualised price return, 5 years +41.7%/yr +37.1%/yr +48.5%/yr VST
Less volatileAnnualised volatility, 1 year 45.5% 44.8% 50.9% PWR
Higher overall scoreMean of the five percentile scores vs peers 64/100 52/100 68/100 VST

Percentile Scorecard

EMEPWRVST

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

AxisEMEPWRVST
Valuation 57 #23 of 52 22 #41 of 52 74 #7 of 24
Growth 56 #17 of 37 72 #11 of 37 55 #11 of 23
Profitability 86 #6 of 37 72 #11 of 37 100 #1 of 23
Financial Health 70 #18 of 57 50 #29 of 57 39 #15 of 24
Shareholder Returns 54 #13 of 27 42 #16 of 27 74 #6 of 20
Overall 64 52 68
  • EME ranked among 57 companies in Construction Services
  • PWR ranked among 57 companies in Construction Services
  • VST ranked among 24 companies in Power Generation

Price Performance

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

Returns

PeriodEMEPWRVSTSPY
1 month -12.7%-13.1%+2.4% -0.8%
3 months -10.4%-9.1%-9.8% +3.5%
6 months -24.8%-11.5%-14.9% +7.0%
Year to date +8.8%+33.6%-12.1% +12.2%
1 year -11.0%+27.9%-29.6% +13.0%
3 years +224.2%+242.1%+342.8% +86.3%
3 years, per year +48.0%+50.7%+64.3% +23.1%
5 years +471.3%+384.3%+621.1% +68.6%
5 years, per year +41.7%+37.1%+48.5% +11.0%
10 years +1,083.3%+1,884.6%+817.6% +258.0%
10 years, per year +28.0%+34.8%+24.8% +13.6%

Risk

MeasureEMEPWRVSTSPY
Volatility, 1Y 45.5%44.8%50.9% 12.7%
Downside volatility, 1Y 48.2%42.7%55.2% 12.7%
Beta vs S&P 500, 1Y 1.931.721.59 1.00
Return / volatility, 1Y -0.240.62-0.58 1.02
Max drawdown, 5Y -36.2%-33.9%-48.9% -25.4%
From 52-week high -29.5%-28.2%-28.9% -1.8%
52-week high $943.75$785.24$199.37 $779.14
52-week low $581.58$413.17$134.71 $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.

MultipleEMEPWRVST
P/E now vs peer median 20.5xmedian 25.7x 63.9xmedian 25.7x 23.6xmedian 24.4x
P/S now vs peer median 1.6xmedian 0.8x 2.6xmedian 0.8x 2.5xmedian 2.7x
EV/EBITDA now vs peer median 13.4xmedian 12.9x 29.5xmedian 12.9x 10.3xmedian 11.3x
P/FCF now vs peer median 25.1xmedian 22.5x 37.0xmedian 22.5x 21.1xmedian 12.9x
P/B now vs peer median 7.2xmedian 2.3x 8.7xmedian 2.3x 8.7xmedian 2.1x
PEG now vs peer median 0.44median 0.56 2.08median 0.56 1.48median 0.59

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 monthsEMEPWRVST
Revenue $18.60B $32.91B $19.21B
Gross profit $3.61B $5.09B –
Operating income $1.93B $2.04B $3.56B
Net income $1.44B $1.35B $2.22B
Free cash flow $1.17B $2.29B $2.26B
EPS (diluted) $32.30 $8.70 $5.98
Cash & equivalents $924.41M $506.43M $435.00M
Total debt – $6.10B $19.60B
Shares (diluted) 44.55M 152.44M 339.23M
Enterprise value $26.06B $84.98B $42.60B

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
MetricEMEPWRVST
P/E 20.5x 63.9x 23.6x
P/FCF 25.1x 37.0x 21.1x
P/Operating cash flow 22.8x 26.7x 9.3x
P/S 1.6x 2.6x 2.5x
P/B 7.2x 8.7x 8.7x
P/Tangible book 9.8x 13.0x 14.8x
EV/EBITDA 13.4x 29.5x 10.3x
EV/EBIT 14.8x 44.4x 18.3x
EV/Revenue 1.5x 2.7x 3.4x
EV/FCF 24.4x 39.5x 29.0x
EV/Operating cash flow 22.1x 28.4x 12.8x
PEG (3Y EPS CAGR) 0.44 2.08 1.48

Growth

14 metrics
MetricEMEPWRVST
Revenue growth (1Y) 18.9% 26.3% 3.8%
Revenue CAGR (3Y) 16.7% 21.5% 4.9%
Gross profit growth (1Y) 18.5% 29.8% –
Gross profit CAGR (3Y) 26.3% 24.2% –
Operating income growth (1Y) 29.9% 36.3% -0.5%
Operating income CAGR (3Y) 41.7% 28.9% 12.3%
Net income growth (1Y) 30.2% 36.2% -8.9%
Net income CAGR (3Y) 43.8% 31.5% 11.4%
EPS growth (1Y) 31.5% 35.2% -6.0%
EPS CAGR (3Y) 47.0% 30.7% 15.9%
Operating cash flow growth (1Y) -0.6% 59.6% 21.2%
Operating cash flow CAGR (3Y) 20.8% 42.8% 6.7%
Free cash flow growth (1Y) -3.1% 68.4% 36.4%
Free cash flow CAGR (3Y) 20.3% 47.7% -4.7%

Profitability

14 metrics
MetricEMEPWRVST
Gross margin 19.4% 15.5% –
EBITDA margin 11.5% 9.3% 33.0%
Operating margin 10.4% 6.2% 18.5%
Pretax margin 10.5% 5.3% 14.6%
Net margin 7.7% 4.0% 10.6%
FCF margin 6.3% 7.0% 11.7%
Operating cash flow margin 6.9% 9.7% 26.7%
Return on equity 36.2% 14.3% 40.0%
Return on assets 14.6% 5.0% 5.3%
Return on invested capital – 10.1% 11.3%
Return on capital employed 41.9% 12.6% 11.3%
Asset turnover 1.9x 1.2x 0.5x
Cash conversion (OCF / net income) 0.9x 2.4x 2.3x
Stock comp / revenue 0.1% 0.7% 0.7%

Financial Health

11 metrics
MetricEMEPWRVST
Debt / assets – 21.6% 46.0%
Debt / equity – 0.6x 3.6x
Net debt / EBITDA – 1.8x 2.8x
Debt / FCF – 2.7x 8.7x
Liabilities / assets 59.8% 65.6% 87.1%
Equity / assets 40.2% 34.4% 12.9%
Interest coverage – 6.9x 3.1x
Current ratio 1.3x 1.1x 1.0x
Quick ratio 1.2x 1.0x 0.5x
Cash ratio 0.2x 0.0x 0.2x
Altman Z-score 6.46 4.55 1.52

Shareholder Returns

7 metrics
MetricEMEPWRVST
Dividend yield 0.2% 0.1% 0.6%
Net buyback yield 1.4% – 2.4%
Shareholder yield 1.7% 0.1% 3.1%
Payout ratio (earnings) 4.0% 4.7% 13.9%
Payout ratio (FCF) 4.9% 2.8% 13.7%
Dividend growth (1Y) 26.6% 10.9% 0.3%
Dividend CAGR (3Y) 25.6% 12.6% 0.5%

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.

ConsensusEMEPWRVST
Forward P/E 19.2xFY2026 35.5xFY2026 16.1xFY2026
EPS, next fiscal year $34.73FY2026 $15.88FY2026 $8.83FY2026
EPS growth, next FY +34.2%FY2026 +47.7%FY2026 +305.0%FY2026
EPS growth, the year after +10.7% +27.0% +21.0%
Revenue, next fiscal year $19.07BFY2026 $40.73BFY2026 $21.29BFY2026
Revenue growth, next FY +12.2%FY2026 +43.0%FY2026 +20.0%FY2026
Revenue growth, the year after +13.1% +9.6% +20.7%

Institutional Ownership

13F filings, quarter ended Jun 30, 2026
HoldersEMEPWRVST
Held by institutions 93.1% 88.9% 84.4%
Institutions holding 1,235 1,919 1,403
Change in shares held, QoQ -0.1% +13.5% +2.7%
Institutions buying 659 972 852
Institutions selling 419 703 415
Buyers to sellers 1.57 1.38 2.05

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.

EMEPWRVST
EME 1.00 0.77 0.48
PWR 0.77 1.00 0.49
VST 0.48 0.49 1.00

Add a Peer

Largest companies in the same industry

Related Comparisons

Frequently Asked Questions

Which is bigger, EME, PWR and VST?

Quanta Services (PWR) is the largest by market capitalisation: Emcor (EME) $29.67B, Quanta Services (PWR) $86.91B, Vistra (VST) $49.42B.

Which stock is cheaper, EME, PWR and VST?

Emcor (EME) trades on the lowest price-to-earnings ratio (Emcor (EME) 20.6x, Quanta Services (PWR) 65.5x, Vistra (VST) 24.4x). On next year's consensus earnings, Vistra (VST) is cheapest (Emcor (EME) 19.2x, Quanta Services (PWR) 35.5x, Vistra (VST) 16.1x). A lower multiple can reflect slower expected growth, so read it next to the growth figures.

Which company is growing faster?

Quanta Services (PWR) grew revenue fastest over the trailing twelve months: Emcor (EME) +18.9%, Quanta Services (PWR) +26.3%, Vistra (VST) +3.8%.

Which company is more profitable?

Vistra (VST) has the highest net margin (Emcor (EME) 7.7%, Quanta Services (PWR) 4.0%, Vistra (VST) 10.6%). On return on invested capital, Vistra (VST) leads (Quanta Services (PWR) 10.1%, Vistra (VST) 11.3%).

Which stock has performed better?

Over the past year Quanta Services (PWR) returned the most: Emcor (EME) -11.0%, Quanta Services (PWR) +27.9%, Vistra (VST) -29.6%. Over five years, Vistra (VST) compounded fastest (Emcor (EME) +41.7%/yr, Quanta Services (PWR) +37.1%/yr, Vistra (VST) +48.5%/yr). Returns are price only, before dividends.

Which pays a higher dividend?

Vistra (VST) has the highest dividend yield: Emcor (EME) 0.00%, Quanta Services (PWR) 0.00%, Vistra (VST) 0.01%.

Which stock is riskier?

By one-year price volatility, Quanta Services (PWR) has been the steadiest (Emcor (EME) 45.5%, Quanta Services (PWR) 44.8%, Vistra (VST) 50.9%). Volatility measures how widely the price swings, not the risk of the business.

Which is the better stock, EME, PWR and VST?

There is no single answer; it depends on what you are buying for. On the 12 head-to-head measures on this page, Vistra (VST) 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.