FCEL vs PLUG vs BLDP Stock Comparison

Fuelcell Energy, Plug Power and Ballard Power Systems Prices as of Oct 28, 2026 Peers: Industry group
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FCEL Fuelcell Energy Inc
$12.38 -23.3% 1M +62.3% 1Y
Market cap
$989.83M
P/E
–
Revenue (TTM)
$154.14M
Div. yield
–
Fuel Cells Industrials
2 wins
PLUG Plug Power Inc
$1.42 -23.7% 1M -49.1% 1Y
Market cap
$1.98B
P/E
–
Revenue (TTM)
$744.09M
Div. yield
–
Hydrogen Energy
2 wins

Head to Head

9 decided of 12

Ballard Power Systems leads on 5 of the 12 questions below (Ballard Power Systems 5, Plug Power 2, Fuelcell Energy 2). Which ones matter depends on what you are buying for; a cheap multiple and slow growth often come together.

QuestionFCELPLUGBLDPLeader
Larger companyMarket capitalisation $989.83M $1.98B $487.27M PLUG
Cheaper on earningsLower P/E, profitable companies only -4.9x -1.2x -6.1x –
Cheaper on forward earningsLower price / next fiscal year consensus EPS — — — –
Faster revenue growthRevenue growth, trailing twelve months +1.1% +10.6% +46.4% BLDP
More profitableNet margin, trailing twelve months -115.7% -220.6% -75.7% BLDP
Better return on capitalReturn on invested capital -20.5% -188.4% — FCEL
Less leveragedLower net debt / EBITDA 4.6x 0.1x — PLUG
Higher dividend yieldTrailing dividend yield — — — –
Better 1-year returnPrice return, last 12 months +62.3% -49.1% -52.9% FCEL
Better 5-year returnAnnualised price return, 5 years -44.7%/yr -48.3%/yr -38.3%/yr BLDP
Less volatileAnnualised volatility, 1 year 131.3% 77.9% 73.6% BLDP
Higher overall scoreMean of the five percentile scores vs peers 37/100 25/100 67/100 BLDP

Percentile Scorecard

FCELPLUGBLDP

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

AxisFCELPLUGBLDP
Valuation 37 #39 of 61 0 #11 of 11 60 #25 of 61
Growth 32 #40 of 58 70 #4 of 11 81 #12 of 58
Profitability 33 #37 of 55 0 #9 of 9 48 #29 of 55
Financial Health 81 #14 of 71 30 #8 of 11 80 #15 of 71
Shareholder Returns 4 #28 of 29 – –
Overall 37 25 67
  • FCEL ranked among 71 companies in Clean Energy Equipment
  • PLUG ranked among 11 companies in Renewable Fuels
  • BLDP 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

PeriodFCELPLUGBLDPSPY
1 month -23.3%-23.7%-21.4% +0.9%
3 months -31.5%-25.3%-35.2% +5.9%
6 months -9.2%-58.4%-51.2% +8.5%
Year to date +69.4%-27.9%-36.2% +13.3%
1 year +62.3%-49.1%-52.9% +12.4%
3 years -60.3%-75.9%-48.7% +88.1%
3 years, per year -26.5%-37.8%-20.0% +23.5%
5 years -94.8%-96.3%-91.1% +68.2%
5 years, per year -44.7%-48.3%-38.3% +11.0%
10 years -99.0%-10.1%-21.0% +263.4%
10 years, per year -37.1%-1.1%-2.3% +13.8%

Risk

MeasureFCELPLUGBLDPSPY
Volatility, 1Y 131.3%77.9%73.6% 12.7%
Downside volatility, 1Y 113.7%69.8%68.9% 12.7%
Beta vs S&P 500, 1Y 3.742.262.78 1.00
Return / volatility, 1Y 0.47-0.63-0.72 0.98
Max drawdown, 5Y -98.9%-98.4%-94.7% -25.4%
From 52-week high -65.6%-65.7%-74.6% -0.9%
52-week high $36.01$4.14$6.38 $779.14
52-week low $6.00$1.37$1.43 $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.

MultipleFCELPLUGBLDP
P/E now vs peer median -4.9xmedian 29.4x -1.2xmedian 10.6x -6.1xmedian 29.4x
P/S now vs peer median 6.4xmedian 2.6x 2.7xmedian 1.2x 4.6xmedian 2.6x
EV/EBITDA now vs peer median -2.5xmedian 18.4x -1.5xmedian 14.1x 1.5xmedian 18.4x
P/FCF now vs peer median -9.8xmedian 24.4x -3.5xmedian 13.8x -9.3xmedian 24.4x
P/B now vs peer median 1.0xmedian 1.8x 3.4xmedian 1.2x 0.9xmedian 1.8x
PEG now vs peer median 0.05median 1.07 -0.22median 0.19 -0.37median 1.07

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 monthsFCELPLUGBLDP
Revenue $154.14M $744.09M $106.16M
Gross profit -$49.92M -$138.00M $17.41M
Operating income -$179.19M -$1.29B -$31.41M
Net income -$178.30M -$1.71B -$77.27M
Free cash flow -$101.12M -$560.50M -$52.66M
R&D $28.64M $53.94M $42.19M
EPS (diluted) $-2.53 $-1.18 $-0.52
Cash & equivalents $658.10M $161.90M $502.10M
Total debt $18.80M $314.00K –
Shares (diluted) 70.41M 1.39B 155.19M
Enterprise value -$623.58M $1.07B -$1.60B

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
MetricFCELPLUGBLDP
P/E -4.9x -1.2x -6.1x
P/FCF -9.8x -3.5x -9.3x
P/Operating cash flow -10.3x -4.1x -12.3x
P/S 6.4x 2.7x 4.6x
P/B 1.0x 3.4x 0.9x
P/Tangible book 1.0x 3.5x 0.9x
EV/EBITDA -2.5x -1.5x 1.5x
EV/EBIT -2.0x -1.4x 0.6x
EV/Revenue 2.3x 2.4x -0.2x
EV/FCF -3.5x -3.3x 0.3x
EV/Operating cash flow -3.6x -3.8x 0.5x
PEG (3Y EPS CAGR) 0.05 -0.22 -0.37

Growth

14 metrics
MetricFCELPLUGBLDP
Revenue growth (1Y) 1.1% 10.6% 46.4%
Revenue CAGR (3Y) 3.2% -5.4% 15.8%
Gross profit growth (1Y) -62.6% 70.1% 272.0%
Gross profit CAGR (3Y) -27.2% 20.4% 48.9%
Operating income growth (1Y) 12.6% 31.3% 81.6%
Operating income CAGR (3Y) -8.0% -15.4% 39.2%
Net income growth (1Y) 11.6% 13.3% 74.0%
Net income CAGR (3Y) -13.9% -26.9% 18.2%
EPS growth (1Y) 69.5% 32.5% 73.0%
EPS CAGR (3Y) -104.7% 5.5% 16.3%
Operating cash flow growth (1Y) 0.3% 20.0% -107.5%
Operating cash flow CAGR (3Y) 13.4% 22.8% 13.1%
Free cash flow growth (1Y) 18.9% 31.6% -110.5%
Free cash flow CAGR (3Y) 17.8% 30.6% 13.0%

Profitability

14 metrics
MetricFCELPLUGBLDP
Gross margin -32.4% -18.5% 16.4%
EBITDA margin -89.9% -168.2% -11.0%
Operating margin -116.3% -172.8% -29.6%
Pretax margin -115.7% -229.0% -11.8%
Net margin -115.7% -220.6% -75.7%
FCF margin -65.6% -75.3% -49.6%
Operating cash flow margin -62.5% -64.9% -37.3%
Return on equity -20.8% -251.3% -14.0%
Return on assets -15.4% -75.0% -12.2%
Return on invested capital -20.5% -188.4% –
Return on capital employed -16.9% -72.0% -5.2%
Asset turnover 0.1x 0.3x 0.2x
Cash conversion (OCF / net income) 0.5x 0.3x 0.5x
Stock comp / revenue 6.4% 7.2% 18.7%

Financial Health

11 metrics
MetricFCELPLUGBLDP
Debt / assets 1.4% 0.0% –
Debt / equity 0.0x 0.0x –
Net debt / EBITDA 4.6x 0.1x –
Debt / FCF -0.2x 0.0x –
Liabilities / assets 25.0% 73.2% 13.1%
Equity / assets 75.0% 26.8% 86.9%
Interest coverage -16.0x -17.9x -36.4x
Current ratio 8.7x 2.3x 11.2x
Quick ratio 7.3x 0.8x 10.3x
Cash ratio 6.8x 0.3x 9.9x
Altman Z-score 0.04 -6.05 -0.30

Shareholder Returns

7 metrics
MetricFCELPLUGBLDP
Dividend yield – – –
Net buyback yield -59.4% -2.5% –
Shareholder yield -59.4% -2.5% –
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.

ConsensusFCELPLUGBLDP
EPS, next fiscal year $-2.70FY2026 $-0.41FY2026 $-0.18FY2026
Revenue, next fiscal year $153.46MFY2026 $799.33MFY2026 $115.35MFY2026
Revenue growth, next FY -3.0%FY2026 +12.6%FY2026 +17.0%FY2026
Revenue growth, the year after +71.6% +28.0% +40.4%

Institutional Ownership

13F filings, quarter ended Jun 30, 2026
HoldersFCELPLUGBLDP
Held by institutions 65.0% 58.3% 34.7%
Institutions holding 226 508 170
Change in shares held, QoQ +67.3% +8.0% +16.3%
Institutions buying 161 276 101
Institutions selling 38 105 40
Buyers to sellers 4.24 2.63 2.53

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.

FCELPLUGBLDP
FCEL 1.00 0.58 0.52
PLUG 0.58 1.00 0.55
BLDP 0.52 0.55 1.00

Add a Peer

Largest companies in the same industry

Related Comparisons

Frequently Asked Questions

Which is bigger, FCEL, PLUG and BLDP?

Plug Power (PLUG) is the largest by market capitalisation: Fuelcell Energy (FCEL) $989.83M, Plug Power (PLUG) $1.98B, Ballard Power Systems (BLDP) $487.27M.

Which company is growing faster?

Ballard Power Systems (BLDP) grew revenue fastest over the trailing twelve months: Fuelcell Energy (FCEL) +1.1%, Plug Power (PLUG) +10.6%, Ballard Power Systems (BLDP) +46.4%.

Which company is more profitable?

Ballard Power Systems (BLDP) has the highest net margin (Fuelcell Energy (FCEL) -115.7%, Plug Power (PLUG) -220.6%, Ballard Power Systems (BLDP) -75.7%). On return on invested capital, Fuelcell Energy (FCEL) leads (Fuelcell Energy (FCEL) -20.5%, Plug Power (PLUG) -188.4%).

Which stock has performed better?

Over the past year Fuelcell Energy (FCEL) returned the most: Fuelcell Energy (FCEL) +62.3%, Plug Power (PLUG) -49.1%, Ballard Power Systems (BLDP) -52.9%. Over five years, Ballard Power Systems (BLDP) compounded fastest (Fuelcell Energy (FCEL) -44.7%/yr, Plug Power (PLUG) -48.3%/yr, Ballard Power Systems (BLDP) -38.3%/yr). Returns are price only, before dividends.

Which stock is riskier?

By one-year price volatility, Ballard Power Systems (BLDP) has been the steadiest (Fuelcell Energy (FCEL) 131.3%, Plug Power (PLUG) 77.9%, Ballard Power Systems (BLDP) 73.6%). Volatility measures how widely the price swings, not the risk of the business.

Which is the better stock, FCEL, PLUG and BLDP?

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