AMSC vs CETY vs HYLN Stock Comparison

American Superconductor, Clean Energy Technologies and Hyliion Holdings Prices as of Nov 4, 2026 Peers: Industry group
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HYLN Hyliion Holdings Corp.
$3.01 -27.3% 1M +44.0% 1Y
Market cap
$471.98M
P/E
–
Revenue (TTM)
$9.25M
Div. yield
–
Power Equipment Industrials
2 wins

Head to Head

7 decided of 12

American Superconductor leads on 5 of the 12 questions below (American Superconductor 5, Hyliion Holdings 2). Which ones matter depends on what you are buying for; a cheap multiple and slow growth often come together.

QuestionAMSCCETYHYLNLeader
Larger companyMarket capitalisation $1.13B $10.95M $471.98M AMSC
Cheaper on earningsLower P/E, profitable companies only 8.3x -1.6x -9.0x –
Cheaper on forward earningsLower price / next fiscal year consensus EPS 29.2x — — –
Faster revenue growthRevenue growth, trailing twelve months +25.9% +89.4% +163.2% HYLN
More profitableNet margin, trailing twelve months 42.6% -258.7% -564.3% AMSC
Better return on capitalReturn on invested capital — -30.7% — –
Less leveragedLower net debt / EBITDA — -2.8x — –
Higher dividend yieldTrailing dividend yield 0.00% 0.00% 0.00% –
Better 1-year returnPrice return, last 12 months -53.3% -43.8% +44.0% HYLN
Better 5-year returnAnnualised price return, 5 years +8.3%/yr — -18.9%/yr AMSC
Less volatileAnnualised volatility, 1 year 85.3% 137.5% 98.6% AMSC
Higher overall scoreMean of the five percentile scores vs peers 84/100 17/100 58/100 AMSC

Percentile Scorecard

AMSCCETYHYLN

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

AxisAMSCCETYHYLN
Valuation 86 #10 of 63 15 #54 of 63 36 #41 of 63
Growth 97 #3 of 60 15 #51 of 60 88 #8 of 60
Profitability 82 #11 of 57 14 #49 of 57 13 #50 of 57
Financial Health 78 #17 of 72 25 #54 of 72 96 #4 of 72
Shareholder Returns 81 #7 of 32 – –
Overall 84 17 58
  • AMSC ranked among 72 companies in Clean Energy Equipment
  • CETY ranked among 72 companies in Clean Energy Equipment
  • HYLN ranked among 72 companies in Clean Energy Equipment

Price Performance

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

Returns

PeriodAMSCCETYHYLNSPY
1 month -12.4%-10.4%-27.3% -1.0%
3 months -20.3%-3.4%-23.2% -0.4%
6 months -54.0%-10.4%+25.9% +4.5%
Year to date -8.8%+17.8%+63.6% +12.4%
1 year -53.3%-43.8%+44.0% +13.6%
3 years +238.8%-96.7%+349.9% +76.4%
3 years, per year +50.2%-68.0%+65.1% +20.8%
5 years +48.8%—-64.9% +63.7%
5 years, per year +8.3%—-18.9% +10.4%
10 years +268.8%—— +267.7%
10 years, per year +13.9%—— +13.9%

Risk

MeasureAMSCCETYHYLNSPY
Volatility, 1Y 85.3%137.5%98.6% 12.8%
Downside volatility, 1Y 97.6%115.3%92.4% 12.7%
Beta vs S&P 500, 1Y 3.310.553.11 1.00
Return / volatility, 1Y -0.63-0.320.45 1.06
Max drawdown, 5Y -82.0%-99.4%-94.0% -25.4%
From 52-week high -55.8%-62.9%-62.8% -1.6%
52-week high $59.42$2.32$8.10 $779.14
52-week low $25.01$0.46$1.58 $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.

MultipleAMSCCETYHYLN
P/E now vs peer median 9.2xmedian 26.4x -1.5xmedian 26.4x -10.3xmedian 26.4x
P/S now vs peer median 4.0xmedian 2.6x 4.0xmedian 2.6x 58.1xmedian 2.6x
EV/EBITDA now vs peer median 45.9xmedian 19.6x -11.9xmedian 19.6x -9.3xmedian 19.6x
P/FCF now vs peer median 62.0xmedian 29.9x -1.3xmedian 29.9x -9.5xmedian 29.9x
P/B now vs peer median 2.2xmedian 1.8x 1.7xmedian 1.8x 3.2xmedian 1.8x
PEG now vs peer median 0.18median 0.71 0.27median 0.71 -0.34median 0.71

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 monthsAMSCCETYHYLN
Revenue $320.87M $2.64M $9.25M
Gross profit $91.62M -$36.28K $603.00K
Operating income $15.63M -$2.89M -$58.73M
Net income $136.58M -$6.83M -$52.19M
Free cash flow $20.52M -$8.05M -$56.62M
R&D $15.36M – $37.27M
EPS (diluted) $2.90 $-0.56 $-0.29
Cash & equivalents $143.71M $19.74K $13.20M
Total debt – $3.19M –
Shares (diluted) 47.12M 12.17M 178.44M
Enterprise value $495.57M $9.22M $137.87M

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
MetricAMSCCETYHYLN
P/E 9.2x -1.5x -10.3x
P/FCF 62.0x -1.3x -9.5x
P/Operating cash flow 36.3x -1.3x -12.7x
P/S 4.0x 4.0x 58.1x
P/B 2.2x 1.7x 3.2x
P/Tangible book 2.3x 1.9x 3.2x
EV/EBITDA 45.9x -11.9x -9.3x
EV/EBIT 72.2x -4.7x -8.1x
EV/Revenue 3.5x 5.2x 51.2x
EV/FCF 55.0x -1.7x -8.4x
EV/Operating cash flow 32.2x -1.7x -11.2x
PEG (3Y EPS CAGR) 0.18 0.27 -0.34

Growth

14 metrics
MetricAMSCCETYHYLN
Revenue growth (1Y) 25.9% 89.4% 163.2%
Revenue CAGR (3Y) 41.4% -8.2% 62.1%
Gross profit growth (1Y) 23.6% -103.4% 154.4%
Gross profit CAGR (3Y) 93.8% -27.5% 29.7%
Operating income growth (1Y) 98.9% -8.2% 11.9%
Operating income CAGR (3Y) 36.3% -12.8% 29.6%
Net income growth (1Y) 793.8% -69.6% 7.3%
Net income CAGR (3Y) 62.4% -79.3% 30.7%
EPS growth (1Y) 653.7% 48.7% 8.9%
EPS CAGR (3Y) 49.9% -5.7% 30.4%
Operating cash flow growth (1Y) 20.8% -130.6% 10.5%
Operating cash flow CAGR (3Y) 56.8% -30.4% 30.3%
Free cash flow growth (1Y) -21.2% -130.6% 16.0%
Free cash flow CAGR (3Y) 44.7% -30.4% 24.4%

Profitability

14 metrics
MetricAMSCCETYHYLN
Gross margin 28.6% -1.4% 6.5%
EBITDA margin 7.7% -43.2% -551.3%
Operating margin 4.9% -109.4% -635.2%
Pretax margin 6.4% -258.7% -564.5%
Net margin 42.6% -258.7% -564.3%
FCF margin 6.4% -304.9% -612.3%
Operating cash flow margin 10.9% -304.9% -458.2%
Return on equity 24.2% -106.7% -29.7%
Return on assets 18.2% -49.9% -28.2%
Return on invested capital – -30.7% –
Return on capital employed 2.6% -47.3% -33.4%
Asset turnover 0.4x 0.2x 0.0x
Cash conversion (OCF / net income) 0.3x 1.2x 0.8x
Stock comp / revenue 5.6% – 64.8%

Financial Health

11 metrics
MetricAMSCCETYHYLN
Debt / assets – 22.9% –
Debt / equity – 0.5x –
Net debt / EBITDA – -2.8x –
Debt / FCF – -0.4x –
Liabilities / assets 24.9% 57.0% 5.6%
Equity / assets 75.1% 43.0% 94.4%
Interest coverage – -0.7x –
Current ratio 2.4x 1.0x 7.6x
Quick ratio 1.7x 0.3x 7.1x
Cash ratio 1.0x 0.0x 6.8x
Altman Z-score 3.14 -3.43 29.67

Shareholder Returns

7 metrics
MetricAMSCCETYHYLN
Dividend yield – – –
Net buyback yield 0.0% – –
Shareholder yield 0.0% – –
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.

ConsensusAMSCCETYHYLN
Forward P/E 29.2xFY2026 – –
EPS, next fiscal year $0.90FY2026 – $-0.32FY2026
EPS growth, next FY -75.0%FY2026 – –
EPS growth, the year after +40.0% – –
Revenue, next fiscal year $383.43MFY2026 – $14.80MFY2026
Revenue growth, next FY +28.2%FY2026 – +325.2%FY2026
Revenue growth, the year after +15.7% – +127.8%

Institutional Ownership

13F filings, quarter ended Jun 30, 2026
HoldersAMSCCETYHYLN
Held by institutions 73.7% – 33.4%
Institutions holding 278 – 168
Change in shares held, QoQ +6.4% – +19.5%
Institutions buying 173 – 106
Institutions selling 77 – 38
Buyers to sellers 2.25 – 2.79

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.

AMSCCETYHYLN
AMSC 1.00 0.02 0.47
CETY 0.02 1.00 0.03
HYLN 0.47 0.03 1.00

Add a Peer

Largest companies in the same industry

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Frequently Asked Questions

Which is bigger, AMSC, CETY and HYLN?

American Superconductor (AMSC) is the largest by market capitalisation: American Superconductor (AMSC) $1.13B, Clean Energy Technologies (CETY) $10.95M, Hyliion Holdings (HYLN) $471.98M.

Which company is growing faster?

Hyliion Holdings (HYLN) grew revenue fastest over the trailing twelve months: American Superconductor (AMSC) +25.9%, Clean Energy Technologies (CETY) +89.4%, Hyliion Holdings (HYLN) +163.2%.

Which company is more profitable?

American Superconductor (AMSC) has the highest net margin (American Superconductor (AMSC) 42.6%, Clean Energy Technologies (CETY) -258.7%, Hyliion Holdings (HYLN) -564.3%).

Which stock has performed better?

Over the past year Hyliion Holdings (HYLN) returned the most: American Superconductor (AMSC) -53.3%, Clean Energy Technologies (CETY) -43.8%, Hyliion Holdings (HYLN) +44.0%. Over five years, American Superconductor (AMSC) compounded fastest (American Superconductor (AMSC) +8.3%/yr, Hyliion Holdings (HYLN) -18.9%/yr). Returns are price only, before dividends.

Which stock is riskier?

By one-year price volatility, American Superconductor (AMSC) has been the steadiest (American Superconductor (AMSC) 85.3%, Clean Energy Technologies (CETY) 137.5%, Hyliion Holdings (HYLN) 98.6%). Volatility measures how widely the price swings, not the risk of the business.

Which is the better stock, AMSC, CETY and HYLN?

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