AMSC vs BW vs HYSR Stock Comparison

American Superconductor, Babcock & Wilcox Enterprises and Sunhydrogen Prices as of Oct 29, 2026 Peers: Industry group
HYSR Sunhydrogen, Inc.
$0.02 0.0% 1M -33.3% 1Y
Market cap
$94.62M
P/E
–
Revenue (TTM)
$1.25K
Div. yield
–
Fuel Cells Industrials

Head to Head

7 decided of 12

American Superconductor leads on 4 of the 12 questions below (American Superconductor 4, Babcock & Wilcox Enterprises 3). Which ones matter depends on what you are buying for; a cheap multiple and slow growth often come together.

QuestionAMSCBWHYSRLeader
Larger companyMarket capitalisation $1.23B $597.79M $94.62M AMSC
Cheaper on earningsLower P/E, profitable companies only — -18.0x -14.5x –
Cheaper on forward earningsLower price / next fiscal year consensus EPS 31.2x 32.6x — AMSC
Faster revenue growthRevenue growth, trailing twelve months — +42.6% — –
More profitableNet margin, trailing twelve months — -4.0% -522,521.9% BW
Better return on capitalReturn on invested capital — 14.3% — –
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 -55.5% +38.2% -33.3% BW
Better 5-year returnAnnualised price return, 5 years +8.8%/yr -7.8%/yr -13.0%/yr AMSC
Less volatileAnnualised volatility, 1 year 85.4% 114.6% 141.6% AMSC
Higher overall scoreMean of the five percentile scores vs peers — 50/100 45/100 BW

Percentile Scorecard

AMSCBWHYSR

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

AxisAMSCBWHYSR
Valuation – 62 #24 of 62 34 #41 of 62
Growth – 69 #19 of 59 22 #46 of 59
Profitability – 72 #16 of 55 6 #52 of 55
Financial Health 78 #17 of 72 38 #45 of 72 97 #3 of 72
Shareholder Returns – 11 #26 of 29 64 #11 of 29
Overall – 50 45
  • AMSC ranked among 72 companies in Clean Energy Equipment
  • BW ranked among 72 companies in Clean Energy Equipment
  • HYSR 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

PeriodAMSCBWHYSRSPY
1 month -3.8%-21.6%0.0% +0.7%
3 months -4.8%-51.8%0.0% +3.7%
6 months -47.6%-70.9%-33.3% +7.1%
Year to date -2.5%-28.1%-33.3% +12.8%
1 year -55.5%+38.2%-33.3% +11.9%
3 years +351.0%+83.9%+100.0% +85.2%
3 years, per year +65.3%+22.5%+26.0% +22.8%
5 years +52.6%-33.2%-50.0% +67.6%
5 years, per year +8.8%-7.8%-13.0% +10.9%
10 years +306.5%-97.1%0.0% +262.0%
10 years, per year +15.1%-29.8%0.0% +13.7%

Risk

MeasureAMSCBWHYSRSPY
Volatility, 1Y 85.4%114.6%141.6% 12.7%
Downside volatility, 1Y 98.5%103.8%620.4% 12.6%
Beta vs S&P 500, 1Y 3.473.331.52 1.00
Return / volatility, 1Y -0.650.33-0.24 0.94
Max drawdown, 5Y -82.9%-97.4%-88.9% -25.4%
From 52-week high -55.5%-79.1%-50.0% -1.2%
52-week high $63.01$21.85$0.04 $779.14
52-week low $25.01$3.30$0.02 $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.

MultipleAMSCBWHYSR
P/E now vs peer median —median 26.6x -19.5xmedian 26.6x -16.9xmedian 26.6x
P/S now vs peer median —median 2.6x 0.8xmedian 2.6x 91,987xmedian 2.6x
EV/EBITDA now vs peer median —median 18.9x 16.2xmedian 18.9x -11.0xmedian 18.9x
P/FCF now vs peer median —median 30.1x -11.7xmedian 30.1x -22.7xmedian 30.1x
P/B now vs peer median 2.4xmedian 1.9x 11.8xmedian 1.9x 3.6xmedian 1.9x
PEG now vs peer median —median 0.97 -0.80median 0.97 0.17median 0.97

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 monthsAMSCBWHYSR
Revenue – $821.95M $1.25K
Gross profit – $160.14M –
Operating income – $22.49M -$7.52M
Net income – -$18.35M -$6.53M
Free cash flow – -$58.17M -$5.07M
R&D – – $4.33M
EPS (diluted) – $-0.21 $0.00
Cash & equivalents $140.69M $308.63M $12.13M
Total debt – $209.43M –
Shares (diluted) 44.94M 154.51M 5.53B
Enterprise value $525.45M $68.76M -$40.00M

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
MetricAMSCBWHYSR
P/E – -19.5x -16.9x
P/FCF – -11.7x -22.7x
P/Operating cash flow – -19.6x -22.7x
P/S – 0.8x 91,987x
P/B 2.4x 11.8x 3.6x
P/Tangible book 2.5x 15.4x 3.6x
EV/EBITDA – 16.2x -11.0x
EV/EBIT – 25.8x -11.0x
EV/Revenue – 0.7x 66,339x
EV/FCF – -10.0x -16.4x
EV/Operating cash flow – -16.7x -16.4x
PEG (3Y EPS CAGR) – -0.80 0.17

Growth

14 metrics
MetricAMSCBWHYSR
Revenue growth (1Y) – 42.6% –
Revenue CAGR (3Y) – 3.5% –
Gross profit growth (1Y) – 20.7% –
Gross profit CAGR (3Y) – -2.8% –
Operating income growth (1Y) – 879.4% -29.3%
Operating income CAGR (3Y) – 17.5% 6.7%
Net income growth (1Y) – 87.7% 20.6%
Net income CAGR (3Y) – 17.3% -105.7%
EPS growth (1Y) – 87.1% 23.7%
EPS CAGR (3Y) – 24.6% -98.1%
Operating cash flow growth (1Y) – 72.4% -38.9%
Operating cash flow CAGR (3Y) – -73.7% -5.9%
Free cash flow growth (1Y) – 57.3% -38.9%
Free cash flow CAGR (3Y) – -120.7% -5.6%

Profitability

14 metrics
MetricAMSCBWHYSR
Gross margin – 19.5% –
EBITDA margin – 4.4% -600,651%
Operating margin – 2.7% -601,652%
Pretax margin – -8.8% -502,370%
Net margin – -4.0% -522,522%
FCF margin – -7.1% -405,229%
Operating cash flow margin – -4.2% -405,229%
Return on equity – – -19.4%
Return on assets – -8.9% -18.8%
Return on invested capital – 14.3% –
Return on capital employed – 5.9% -23.1%
Asset turnover – 0.9x 0.0x
Cash conversion (OCF / net income) – 1.9x 0.8x
Stock comp / revenue – 2.0% 93,359%

Financial Health

11 metrics
MetricAMSCBWHYSR
Debt / assets – 21.0% –
Debt / equity – 3.7x –
Net debt / EBITDA – -2.8x –
Debt / FCF – -3.6x –
Liabilities / assets 24.9% 94.3% 3.6%
Equity / assets 75.1% 5.7% 96.4%
Interest coverage – 0.9x –
Current ratio 2.4x 1.5x 37.9x
Quick ratio 1.6x 1.1x 37.6x
Cash ratio 1.0x 0.6x 37.2x
Altman Z-score – -0.88 54.19

Shareholder Returns

7 metrics
MetricAMSCBWHYSR
Dividend yield – – –
Net buyback yield – -56.5% -0.1%
Shareholder yield – -56.5% -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.

ConsensusAMSCBWHYSR
Forward P/E 31.2xFY2026 32.6xFY2026 –
EPS, next fiscal year $0.90FY2026 $0.14FY2026 –
EPS growth, next FY -75.0%FY2026 – –
EPS growth, the year after +40.0% +221.4% –
Revenue, next fiscal year $383.43MFY2026 $1.01BFY2026 –
Revenue growth, next FY +28.2%FY2026 +71.1%FY2026 –
Revenue growth, the year after +15.7% +35.9% –

Institutional Ownership

13F filings, quarter ended Jun 30, 2026
HoldersAMSCBWHYSR
Held by institutions 73.7% 88.0% –
Institutions holding 278 200 –
Change in shares held, QoQ +6.4% +24.0% –
Institutions buying 173 146 –
Institutions selling 77 41 –
Buyers to sellers 2.25 3.56 –

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.

AMSCBWHYSR
AMSC 1.00 0.30 0.14
BW 0.30 1.00 0.00
HYSR 0.14 0.00 1.00

Add a Peer

Largest companies in the same industry

Related Comparisons

Frequently Asked Questions

Which is bigger, AMSC, BW and HYSR?

American Superconductor (AMSC) is the largest by market capitalisation: American Superconductor (AMSC) $1.23B, Babcock & Wilcox Enterprises (BW) $597.79M, Sunhydrogen (HYSR) $94.62M.

Which company is more profitable?

Babcock & Wilcox Enterprises (BW) has the highest net margin (Babcock & Wilcox Enterprises (BW) -4.0%, Sunhydrogen (HYSR) -522,521.9%).

Which stock has performed better?

Over the past year Babcock & Wilcox Enterprises (BW) returned the most: American Superconductor (AMSC) -55.5%, Babcock & Wilcox Enterprises (BW) +38.2%, Sunhydrogen (HYSR) -33.3%. Over five years, American Superconductor (AMSC) compounded fastest (American Superconductor (AMSC) +8.8%/yr, Babcock & Wilcox Enterprises (BW) -7.8%/yr, Sunhydrogen (HYSR) -13.0%/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) 85.4%, Babcock & Wilcox Enterprises (BW) 114.6%, Sunhydrogen (HYSR) 141.6%). Volatility measures how widely the price swings, not the risk of the business.

Which is the better stock, AMSC, BW and HYSR?

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 4. 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.