CETY vs CMI vs GNRC Stock Comparison

Clean Energy Technologies, Cummins and Generac Holdings Prices as of Oct 27, 2026 Peers: Industry group
CMI Cummins Inc
$530.34 +1.0% 1M +26.0% 1Y
Market cap
$73.11B
P/E
26.9x
Revenue (TTM)
$34.71B
Div. yield
–
Heavy Equipment Industrials
8 wins
GNRC Generac Holdings Inc.
$193.75 -6.9% 1M +1.8% 1Y
Market cap
$11.68B
P/E
45.2x
Revenue (TTM)
$4.44B
Div. yield
–
Power Equipment Industrials
1 win

Head to Head

11 decided of 12

Cummins leads on 8 of the 12 questions below (Cummins 8, Clean Energy Technologies 2, Generac Holdings 1). Which ones matter depends on what you are buying for; a cheap multiple and slow growth often come together.

QuestionCETYCMIGNRCLeader
Larger companyMarket capitalisation $11.19M $73.11B $11.68B CMI
Cheaper on earningsLower P/E, profitable companies only -1.6x 26.9x 45.2x CMI
Cheaper on forward earningsLower price / next fiscal year consensus EPS — 16.9x 20.8x CMI
Faster revenue growthRevenue growth, trailing twelve months +89.4% +2.9% +0.6% CETY
More profitableNet margin, trailing twelve months -258.7% 7.8% 5.8% CMI
Better return on capitalReturn on invested capital -30.7% 13.6% 7.9% CMI
Less leveragedLower net debt / EBITDA -2.8x 0.7x 1.6x CETY
Higher dividend yieldTrailing dividend yield 0.00% 0.00% 0.00% –
Better 1-year returnPrice return, last 12 months -63.8% +26.0% +1.8% CMI
Better 5-year returnAnnualised price return, 5 years — +16.9%/yr -17.4%/yr CMI
Less volatileAnnualised volatility, 1 year 141.3% 37.1% 57.1% CMI
Higher overall scoreMean of the five percentile scores vs peers 17/100 59/100 64/100 GNRC

Percentile Scorecard

CETYCMIGNRC

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

AxisCETYCMIGNRC
Valuation 15 #52 of 61 50 #103 of 203 73 #17 of 61
Growth 16 #49 of 58 52 #90 of 188 42 #34 of 58
Profitability 15 #47 of 55 71 #54 of 183 87 #8 of 55
Financial Health 24 #54 of 71 52 #104 of 217 46 #39 of 71
Shareholder Returns – 69 #48 of 153 72 #9 of 30
Overall 17 59 64
  • CETY ranked among 71 companies in Clean Energy Equipment
  • CMI ranked among 222 companies in Machinery
  • GNRC ranked among 71 companies in Clean Energy Equipment

Price Performance

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

Returns

PeriodCETYCMIGNRCSPY
1 month -9.2%+1.0%-6.9% -0.2%
3 months -6.3%-17.3%-0.8% +3.9%
6 months +14.1%-17.5%-10.8% +8.2%
Year to date +21.9%+3.9%+42.1% +12.9%
1 year -63.8%+26.0%+1.8% +12.3%
3 years -96.2%+146.4%+135.7% +87.4%
3 years, per year -66.3%+35.1%+33.1% +23.3%
5 years —+118.5%-61.5% +67.9%
5 years, per year —+16.9%-17.4% +10.9%
10 years —+320.0%+405.9% +261.1%
10 years, per year —+15.4%+17.6% +13.7%

Risk

MeasureCETYCMIGNRCSPY
Volatility, 1Y 141.3%37.1%57.1% 12.7%
Downside volatility, 1Y 124.7%38.0%54.7% 12.7%
Beta vs S&P 500, 1Y 0.841.642.18 1.00
Return / volatility, 1Y -0.450.700.03 0.97
Max drawdown, 5Y -99.4%-30.8%-83.7% -25.4%
From 52-week high -64.7%-27.1%-34.4% -1.2%
52-week high $2.52$727.59$295.54 $779.14
52-week low $0.46$414.30$136.37 $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.

MultipleCETYCMIGNRC
P/E now vs peer median -1.6xmedian 27.2x 26.9xmedian 25.2x 44.1xmedian 27.2x
P/S now vs peer median 4.1xmedian 2.4x 2.1xmedian 1.9x 2.6xmedian 2.4x
EV/EBITDA now vs peer median -12.3xmedian 18.4x 15.2xmedian 14.0x 18.7xmedian 18.4x
P/FCF now vs peer median -1.3xmedian 28.6x 21.7xmedian 21.7x 30.1xmedian 28.6x
P/B now vs peer median 1.8xmedian 1.7x 5.3xmedian 2.3x 4.0xmedian 1.7x
PEG now vs peer median 0.28median 0.79 8.40median 1.32 3.39median 0.79

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 monthsCETYCMIGNRC
Revenue $2.64M $34.71B $4.44B
Gross profit -$36.28K $8.79B $1.76B
Operating income -$2.89M $3.89B $421.49M
Net income -$6.83M $2.83B $258.77M
Free cash flow -$8.05M $3.37B $379.25M
R&D – $1.44B $249.51M
EPS (diluted) $-0.56 $19.60 $4.33
Cash & equivalents $19.74K $3.18B $264.92M
Total debt $11.36M $7.35B $1.33B
Shares (diluted) 12.17M 138.50M 59.64M
Enterprise value $9.47M $69.19B $10.50B

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
MetricCETYCMIGNRC
P/E -1.6x 26.9x 44.1x
P/FCF -1.3x 21.7x 30.1x
P/Operating cash flow -1.3x 15.7x 20.9x
P/S 4.1x 2.1x 2.6x
P/B 1.8x 5.3x 4.0x
P/Tangible book 1.9x 6.2x 4.3x
EV/EBITDA -12.3x 15.2x 18.7x
EV/EBIT -4.8x 19.6x 29.6x
EV/Revenue 5.3x 2.2x 2.8x
EV/FCF -1.7x 22.7x 33.0x
EV/Operating cash flow -1.7x 16.4x 22.8x
PEG (3Y EPS CAGR) 0.28 8.40 3.39

Growth

14 metrics
MetricCETYCMIGNRC
Revenue growth (1Y) 89.4% 2.9% 0.6%
Revenue CAGR (3Y) -8.2% 2.5% 3.3%
Gross profit growth (1Y) -103.4% 1.7% -0.4%
Gross profit CAGR (3Y) -27.5% 4.8% 10.4%
Operating income growth (1Y) -8.2% -6.0% -25.0%
Operating income CAGR (3Y) -12.8% 4.1% 9.0%
Net income growth (1Y) -69.6% -7.8% -26.1%
Net income CAGR (3Y) -79.3% 2.9% 10.1%
EPS growth (1Y) 48.7% -7.7% -26.7%
EPS CAGR (3Y) -5.7% 3.2% 13.0%
Operating cash flow growth (1Y) -130.6% 63.4% -19.6%
Operating cash flow CAGR (3Y) -30.4% 28.8% 71.1%
Free cash flow growth (1Y) -130.6% 103.8% -25.9%
Free cash flow CAGR (3Y) -30.4% 45.3% 188.3%

Profitability

14 metrics
MetricCETYCMIGNRC
Gross margin -1.4% 25.3% 39.5%
EBITDA margin -43.2% 14.4% 15.1%
Operating margin -109.4% 11.2% 9.5%
Pretax margin -258.7% 11.1% 7.6%
Net margin -258.7% 7.8% 5.8%
FCF margin -304.9% 9.7% 8.5%
Operating cash flow margin -304.9% 13.4% 12.3%
Return on equity -106.7% 20.7% 9.3%
Return on assets -49.9% 8.1% 4.6%
Return on invested capital -30.7% 13.6% 7.9%
Return on capital employed -47.3% 16.0% 9.4%
Asset turnover 0.2x 1.0x 0.8x
Cash conversion (OCF / net income) 1.2x 1.6x 2.1x
Stock comp / revenue – – 1.1%

Financial Health

11 metrics
MetricCETYCMIGNRC
Debt / assets 22.9% 20.6% 23.0%
Debt / equity 0.5x 0.5x 0.5x
Net debt / EBITDA -2.8x 0.7x 1.6x
Debt / FCF -0.4x 2.2x 3.5x
Liabilities / assets 57.0% 61.0% 50.1%
Equity / assets 43.0% 39.0% 49.9%
Interest coverage -0.7x 12.1x 6.2x
Current ratio 1.0x 1.7x 2.0x
Quick ratio 0.3x 1.0x 0.8x
Cash ratio 0.0x 0.4x 0.2x
Altman Z-score -3.40 4.54 4.42

Shareholder Returns

7 metrics
MetricCETYCMIGNRC
Dividend yield – 1.5% –
Net buyback yield – 0.6% -0.1%
Shareholder yield – 2.2% -0.1%
Payout ratio (earnings) – – –
Payout ratio (FCF) – – –
Dividend growth (1Y) – – –
Dividend CAGR (3Y) – – –

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.

ConsensusCETYCMIGNRC
Forward P/E – 16.9xFY2026 20.8xFY2026
EPS, next fiscal year – $31.39FY2026 $9.31FY2026
EPS growth, next FY – +31.9%FY2026 +46.8%FY2026
EPS growth, the year after – +14.7% +42.0%
Revenue, next fiscal year – $35.38BFY2026 $4.60BFY2026
Revenue growth, next FY – +5.1%FY2026 +9.1%FY2026
Revenue growth, the year after – +11.3% +48.6%

Institutional Ownership

13F filings, quarter ended Jun 30, 2026
HoldersCETYCMIGNRC
Held by institutions – 85.4% 89.4%
Institutions holding – 2,106 998
Change in shares held, QoQ – +1.0% -1.0%
Institutions buying – 1,049 531
Institutions selling – 728 321
Buyers to sellers – 1.44 1.65

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.

CETYCMIGNRC
CETY 1.00 0.07 0.05
CMI 0.07 1.00 0.50
GNRC 0.05 0.50 1.00

Add a Peer

Largest companies in the same industry

Related Comparisons

Frequently Asked Questions

Which is bigger, CETY, CMI and GNRC?

Cummins (CMI) is the largest by market capitalisation: Clean Energy Technologies (CETY) $11.19M, Cummins (CMI) $73.11B, Generac Holdings (GNRC) $11.68B.

Which stock is cheaper, CETY, CMI and GNRC?

Cummins (CMI) trades on the lowest price-to-earnings ratio (Clean Energy Technologies (CETY) -1.6x, Cummins (CMI) 26.9x, Generac Holdings (GNRC) 45.2x). On next year's consensus earnings, Cummins (CMI) is cheapest (Cummins (CMI) 16.9x, Generac Holdings (GNRC) 20.8x). A lower multiple can reflect slower expected growth, so read it next to the growth figures.

Which company is growing faster?

Clean Energy Technologies (CETY) grew revenue fastest over the trailing twelve months: Clean Energy Technologies (CETY) +89.4%, Cummins (CMI) +2.9%, Generac Holdings (GNRC) +0.6%.

Which company is more profitable?

Cummins (CMI) has the highest net margin (Clean Energy Technologies (CETY) -258.7%, Cummins (CMI) 7.8%, Generac Holdings (GNRC) 5.8%). On return on invested capital, Cummins (CMI) leads (Clean Energy Technologies (CETY) -30.7%, Cummins (CMI) 13.6%, Generac Holdings (GNRC) 7.9%).

Which stock has performed better?

Over the past year Cummins (CMI) returned the most: Clean Energy Technologies (CETY) -63.8%, Cummins (CMI) +26.0%, Generac Holdings (GNRC) +1.8%. Over five years, Cummins (CMI) compounded fastest (Cummins (CMI) +16.9%/yr, Generac Holdings (GNRC) -17.4%/yr). Returns are price only, before dividends.

Which stock is riskier?

By one-year price volatility, Cummins (CMI) has been the steadiest (Clean Energy Technologies (CETY) 141.3%, Cummins (CMI) 37.1%, Generac Holdings (GNRC) 57.1%). Volatility measures how widely the price swings, not the risk of the business.

Which is the better stock, CETY, CMI and GNRC?

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