PRIM vs RUN vs EME Stock Comparison

Primoris Services, Sunrun and Emcor Prices as of Oct 23, 2026 Peers: Industry group
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PRIM Primoris Services Corp
$64.99 -12.4% 1M -52.3% 1Y
Market cap
$3.58B
P/E
25.7x
Revenue (TTM)
$7.28B
Div. yield
0.00%
Utility Construction Industrials
3 wins
RUN Sunrun Inc.
$7.58 -9.2% 1M -61.8% 1Y
Market cap
$1.74B
P/E
4.3x
Revenue (TTM)
$3.48B
Div. yield
–
Solar Installers Industrials
4 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
5 wins

Head to Head

12 decided of 12

Emcor leads on 5 of the 12 questions below (Emcor 5, Sunrun 4, Primoris Services 3). Which ones matter depends on what you are buying for; a cheap multiple and slow growth often come together.

QuestionPRIMRUNEMELeader
Larger companyMarket capitalisation $3.58B $1.74B $29.51B EME
Cheaper on earningsLower P/E, profitable companies only 25.7x 4.3x 20.5x RUN
Cheaper on forward earningsLower price / next fiscal year consensus EPS 28.8x 5.4x 18.6x RUN
Faster revenue growthRevenue growth, trailing twelve months +5.1% +63.2% +18.9% RUN
More profitableNet margin, trailing twelve months 1.9% 11.6% 7.7% RUN
Better return on capitalReturn on invested capital 7.0% 0.5% — PRIM
Less leveragedLower net debt / EBITDA 1.8x 17.3x — PRIM
Higher dividend yieldTrailing dividend yield 0.00% 0.00% 0.00% PRIM
Better 1-year returnPrice return, last 12 months -52.3% -61.8% -7.0% EME
Better 5-year returnAnnualised price return, 5 years +19.0%/yr -31.9%/yr +39.9%/yr EME
Less volatileAnnualised volatility, 1 year 94.4% 82.1% 46.0% EME
Higher overall scoreMean of the five percentile scores vs peers 38/100 44/100 64/100 EME

Percentile Scorecard

PRIMRUNEME

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

AxisPRIMRUNEME
Valuation 61 #21 of 52 75 #14 of 52 57 #23 of 52
Growth 17 #31 of 37 92 #4 of 37 56 #17 of 37
Profitability 42 #22 of 37 31 #26 of 37 86 #6 of 37
Financial Health 45 #32 of 57 5 #54 of 57 70 #18 of 57
Shareholder Returns 27 #20 of 27 15 #23 of 27 54 #13 of 27
Overall 38 44 64
  • PRIM ranked among 57 companies in Construction Services
  • RUN ranked among 57 companies in Construction Services
  • EME ranked among 57 companies in Construction Services

Price Performance

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

Returns

PeriodPRIMRUNEMESPY
1 month -12.4%-9.2%-13.9% -1.0%
3 months -24.9%-23.7%-13.0% +2.9%
6 months -62.1%-40.5%-25.6% +6.4%
Year to date -47.6%-58.8%+5.8% +11.4%
1 year -52.3%-61.8%-7.0% +13.1%
3 years +115.9%-21.6%+235.8% +79.4%
3 years, per year +29.3%-7.8%+49.8% +21.5%
5 years +138.5%-85.3%+434.5% +67.7%
5 years, per year +19.0%-31.9%+39.9% +10.9%
10 years +227.9%+20.9%+1,053.7% +255.2%
10 years, per year +12.6%+1.9%+27.7% +13.5%

Risk

MeasurePRIMRUNEMESPY
Volatility, 1Y 94.4%82.1%46.0% 12.7%
Downside volatility, 1Y 119.9%90.8%48.2% 12.7%
Beta vs S&P 500, 1Y 1.852.771.94 1.00
Return / volatility, 1Y -0.55-0.75-0.15 1.03
Max drawdown, 5Y -68.0%-90.4%-36.2% -25.4%
From 52-week high -68.0%-64.6%-31.4% -2.5%
52-week high $202.92$21.41$943.75 $779.14
52-week low $64.99$6.89$581.58 $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.

MultiplePRIMRUNEME
P/E now vs peer median 25.1xmedian 25.6x 4.5xmedian 25.6x 20.0xmedian 25.6x
P/S now vs peer median 0.5xmedian 0.8x 0.5xmedian 0.8x 1.5xmedian 0.8x
EV/EBITDA now vs peer median 13.0xmedian 12.7x 19.4xmedian 12.7x 13.0xmedian 12.7x
P/FCF now vs peer median 39.8xmedian 22.4x 6.3xmedian 22.4x 24.5xmedian 22.4x
P/B now vs peer median 2.2xmedian 2.3x 0.4xmedian 2.3x 7.0xmedian 2.3x
PEG now vs peer median 6.30median 0.57 0.08median 0.57 0.43median 0.57

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 monthsPRIMRUNEME
Revenue $7.28B $3.48B $18.60B
Gross profit $627.80M $1.23B $3.61B
Operating income $212.09M $92.29M $1.93B
Net income $139.54M -$958.46M $1.44B
Free cash flow $88.00M $287.45M $1.17B
R&D – $38.46M –
EPS (diluted) $2.59 $1.47 $32.30
Cash & equivalents $218.20M – $924.41M
Total debt $2.21B $56.51B –
Shares (diluted) 54.00M 274.00M 44.55M
Enterprise value $2.04B $1.74B $25.90B

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
MetricPRIMRUNEME
P/E 25.1x 4.5x 20.0x
P/FCF 39.8x 6.3x 24.5x
P/Operating cash flow 18.0x -9.1x 22.2x
P/S 0.5x 0.5x 1.5x
P/B 2.2x 0.4x 7.0x
P/Tangible book 2.8x 0.4x 9.5x
EV/EBITDA 13.0x 19.4x 13.0x
EV/EBIT 19.2x 177.2x 14.4x
EV/Revenue 0.6x 4.7x 1.5x
EV/FCF 46.3x 56.9x 23.7x
EV/Operating cash flow 21.0x -81.7x 21.5x
PEG (3Y EPS CAGR) 6.30 0.08 0.43

Growth

14 metrics
MetricPRIMRUNEME
Revenue growth (1Y) 5.1% 63.2% 18.9%
Revenue CAGR (3Y) 11.3% 12.8% 16.7%
Gross profit growth (1Y) -20.1% 192.3% 18.5%
Gross profit CAGR (3Y) 3.6% 70.2% 26.3%
Operating income growth (1Y) -44.8% 102.6% 29.9%
Operating income CAGR (3Y) -0.8% 28.5% 41.7%
Net income growth (1Y) -42.1% 74.8% 30.2%
Net income CAGR (3Y) 3.8% -6.5% 43.8%
EPS growth (1Y) -41.2% 115.0% 31.5%
EPS CAGR (3Y) 4.0% 54.4% 47.0%
Operating cash flow growth (1Y) -70.8% 75.3% -0.6%
Operating cash flow CAGR (3Y) 27.6% 42.2% 20.8%
Free cash flow growth (1Y) -82.4% 128.3% -3.1%
Free cash flow CAGR (3Y) 57.9% 27.8% 20.3%

Profitability

14 metrics
MetricPRIMRUNEME
Gross margin 8.6% 35.3% 19.4%
EBITDA margin 4.3% 24.2% 11.5%
Operating margin 2.9% 2.7% 10.4%
Pretax margin 2.6% -26.4% 10.5%
Net margin 1.9% 11.6% 7.7%
FCF margin 1.2% 8.3% 6.3%
Operating cash flow margin 2.7% -5.8% 6.9%
Return on equity 8.5% -22.2% 36.2%
Return on assets 3.2% -4.2% 14.6%
Return on invested capital 7.0% 0.5% –
Return on capital employed 8.2% 0.4% 41.9%
Asset turnover 1.6x 0.2x 1.9x
Cash conversion (OCF / net income) 1.4x 0.2x 0.9x
Stock comp / revenue 0.3% 3.0% 0.1%

Financial Health

11 metrics
MetricPRIMRUNEME
Debt / assets 17.2% 62.2% –
Debt / equity 0.5x 3.3x –
Net debt / EBITDA 1.8x 17.3x –
Debt / FCF 9.1x 50.5x –
Liabilities / assets 65.4% 81.2% 59.8%
Equity / assets 34.6% 18.8% 40.2%
Interest coverage – – –
Current ratio 1.2x 1.4x 1.3x
Quick ratio 1.1x – 1.2x
Cash ratio 0.1x – 0.2x
Altman Z-score 2.91 0.04 6.38

Shareholder Returns

7 metrics
MetricPRIMRUNEME
Dividend yield 0.5% – 0.2%
Net buyback yield – -0.7% 1.5%
Shareholder yield 0.5% -0.7% 1.7%
Payout ratio (earnings) 12.5% – 4.0%
Payout ratio (FCF) 19.8% – 4.9%
Dividend growth (1Y) 15.4% – 26.6%
Dividend CAGR (3Y) 10.9% – 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.

ConsensusPRIMRUNEME
Forward P/E 28.8xFY2026 5.4xFY2026 18.6xFY2026
EPS, next fiscal year $2.26FY2026 $1.40FY2026 $34.73FY2026
EPS growth, next FY -59.8%FY2026 -18.1%FY2026 +34.2%FY2026
EPS growth, the year after +117.7% -54.3% +10.7%
Revenue, next fiscal year $6.78BFY2026 $3.22BFY2026 $19.07BFY2026
Revenue growth, next FY -10.4%FY2026 +8.8%FY2026 +12.2%FY2026
Revenue growth, the year after +13.0% -2.8% +13.1%

Institutional Ownership

13F filings, quarter ended Jun 30, 2026
HoldersPRIMRUNEME
Held by institutions 100.0% 100.0% 93.1%
Institutions holding 445 396 1,235
Change in shares held, QoQ +1.5% +4.4% -0.1%
Institutions buying 243 225 659
Institutions selling 159 107 419
Buyers to sellers 1.53 2.10 1.57

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.

PRIMRUNEME
PRIM 1.00 0.26 0.39
RUN 0.26 1.00 0.27
EME 0.39 0.27 1.00

Add a Peer

Largest companies in the same industry

Related Comparisons

Frequently Asked Questions

Which is bigger, PRIM, RUN and EME?

Emcor (EME) is the largest by market capitalisation: Primoris Services (PRIM) $3.58B, Sunrun (RUN) $1.74B, Emcor (EME) $29.51B.

Which stock is cheaper, PRIM, RUN and EME?

Sunrun (RUN) trades on the lowest price-to-earnings ratio (Primoris Services (PRIM) 25.7x, Sunrun (RUN) 4.3x, Emcor (EME) 20.5x). On next year's consensus earnings, Sunrun (RUN) is cheapest (Primoris Services (PRIM) 28.8x, Sunrun (RUN) 5.4x, Emcor (EME) 18.6x). A lower multiple can reflect slower expected growth, so read it next to the growth figures.

Which company is growing faster?

Sunrun (RUN) grew revenue fastest over the trailing twelve months: Primoris Services (PRIM) +5.1%, Sunrun (RUN) +63.2%, Emcor (EME) +18.9%.

Which company is more profitable?

Sunrun (RUN) has the highest net margin (Primoris Services (PRIM) 1.9%, Sunrun (RUN) 11.6%, Emcor (EME) 7.7%). On return on invested capital, Primoris Services (PRIM) leads (Primoris Services (PRIM) 7.0%, Sunrun (RUN) 0.5%).

Which stock has performed better?

Over the past year Emcor (EME) returned the most: Primoris Services (PRIM) -52.3%, Sunrun (RUN) -61.8%, Emcor (EME) -7.0%. Over five years, Emcor (EME) compounded fastest (Primoris Services (PRIM) +19.0%/yr, Sunrun (RUN) -31.9%/yr, Emcor (EME) +39.9%/yr). Returns are price only, before dividends.

Which pays a higher dividend?

Primoris Services (PRIM) has the highest dividend yield: Primoris Services (PRIM) 0.00%, Sunrun (RUN) 0.00%, Emcor (EME) 0.00%. Sunrun (RUN) pays no regular dividend.

Which stock is riskier?

By one-year price volatility, Emcor (EME) has been the steadiest (Primoris Services (PRIM) 94.4%, Sunrun (RUN) 82.1%, Emcor (EME) 46.0%). Volatility measures how widely the price swings, not the risk of the business.

Which is the better stock, PRIM, RUN and EME?

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