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FCEL vs. PLUG
Performance
Risk-Adjusted Performance
Dividends
Drawdowns
Volatility
Financials

Correlation

The correlation between FCEL and PLUG is 0.37, which is considered to be low. This implies their price changes are not closely related. A low correlation is generally favorable for portfolio diversification, as it helps to reduce overall risk by spreading it across multiple assets with different performance patterns.


Performance

FCEL vs. PLUG - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in FuelCell Energy, Inc. (FCEL) and Plug Power Inc. (PLUG). The values are adjusted to include any dividend payments, if applicable.

-100.00%-99.50%-99.00%-98.50%-98.00%December2025FebruaryMarchAprilMay
-99.98%
-99.46%
FCEL
PLUG

Key characteristics

Sharpe Ratio

FCEL:

-0.78

PLUG:

-0.72

Sortino Ratio

FCEL:

-1.74

PLUG:

-1.03

Omega Ratio

FCEL:

0.82

PLUG:

0.89

Calmar Ratio

FCEL:

-0.82

PLUG:

-0.67

Martin Ratio

FCEL:

-1.29

PLUG:

-1.58

Ulcer Index

FCEL:

63.56%

PLUG:

42.63%

Daily Std Dev

FCEL:

103.80%

PLUG:

97.00%

Max Drawdown

FCEL:

-100.00%

PLUG:

-99.99%

Current Drawdown

FCEL:

-100.00%

PLUG:

-99.94%

Fundamentals

Market Cap

FCEL:

$91.58M

PLUG:

$812.91M

EPS

FCEL:

-$7.88

PLUG:

-$2.68

PEG Ratio

FCEL:

-0.12

PLUG:

-0.27

PS Ratio

FCEL:

0.75

PLUG:

1.29

PB Ratio

FCEL:

0.14

PLUG:

0.50

Total Revenue (TTM)

FCEL:

$92.02M

PLUG:

$700.02M

Gross Profit (TTM)

FCEL:

-$22.32M

PLUG:

-$700.34M

EBITDA (TTM)

FCEL:

-$71.41M

PLUG:

-$3.02B

Returns By Period

In the year-to-date period, FCEL achieves a -52.65% return, which is significantly higher than PLUG's -59.60% return. Over the past 10 years, FCEL has underperformed PLUG with an annualized return of -51.12%, while PLUG has yielded a comparatively higher -10.59% annualized return.


FCEL

YTD

-52.65%

1M

5.94%

6M

-42.93%

1Y

-80.72%

5Y*

-41.67%

10Y*

-51.12%

PLUG

YTD

-59.60%

1M

-28.88%

6M

-58.23%

1Y

-68.94%

5Y*

-28.39%

10Y*

-10.59%

*Annualized

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Risk-Adjusted Performance

FCEL vs. PLUG — Risk-Adjusted Performance Rank

Compare risk-adjusted metric ranks to identify better-performing investments over the past 12 months.

FCEL
The Risk-Adjusted Performance Rank of FCEL is 99
Overall Rank
The Sharpe Ratio Rank of FCEL is 1111
Sharpe Ratio Rank
The Sortino Ratio Rank of FCEL is 44
Sortino Ratio Rank
The Omega Ratio Rank of FCEL is 88
Omega Ratio Rank
The Calmar Ratio Rank of FCEL is 55
Calmar Ratio Rank
The Martin Ratio Rank of FCEL is 1515
Martin Ratio Rank

PLUG
The Risk-Adjusted Performance Rank of PLUG is 1212
Overall Rank
The Sharpe Ratio Rank of PLUG is 1414
Sharpe Ratio Rank
The Sortino Ratio Rank of PLUG is 1313
Sortino Ratio Rank
The Omega Ratio Rank of PLUG is 1717
Omega Ratio Rank
The Calmar Ratio Rank of PLUG is 1111
Calmar Ratio Rank
The Martin Ratio Rank of PLUG is 55
Martin Ratio Rank
The risk-adjusted ranks indicate the investment's position relative to the market. A rank closer to 100 signifies top-performing investments, while a rank closer to 0 might suggest underperformance, based on the selected ratio. The values are calculated based on the past 12 months of returns.

FCEL vs. PLUG - Risk-Adjusted Performance Comparison

This table presents a comparison of risk-adjusted performance metrics for FuelCell Energy, Inc. (FCEL) and Plug Power Inc. (PLUG). Risk-adjusted metrics are performance indicators that assess an investment's returns in relation to its risk, enabling a more accurate comparison of different investment options.


The current FCEL Sharpe Ratio is -0.78, which is comparable to the PLUG Sharpe Ratio of -0.72. The chart below compares the historical Sharpe Ratios of FCEL and PLUG, offering insights into how both investments have performed under varying market conditions. These values are calculated using daily returns over the previous 12 months.


Rolling 12-month Sharpe Ratio-1.00-0.80-0.60-0.40-0.200.00December2025FebruaryMarchAprilMay
-0.78
-0.72
FCEL
PLUG

Dividends

FCEL vs. PLUG - Dividend Comparison

Neither FCEL nor PLUG has paid dividends to shareholders.


Tickers have no history of dividend payments

Drawdowns

FCEL vs. PLUG - Drawdown Comparison

The maximum FCEL drawdown since its inception was -100.00%, roughly equal to the maximum PLUG drawdown of -99.99%. Use the drawdown chart below to compare losses from any high point for FCEL and PLUG. For additional features, visit the drawdowns tool.


-100.00%-99.95%-99.90%-99.85%-99.80%December2025FebruaryMarchAprilMay
-100.00%
-99.94%
FCEL
PLUG

Volatility

FCEL vs. PLUG - Volatility Comparison

The current volatility for FuelCell Energy, Inc. (FCEL) is 16.00%, while Plug Power Inc. (PLUG) has a volatility of 36.39%. This indicates that FCEL experiences smaller price fluctuations and is considered to be less risky than PLUG based on this measure. The chart below showcases a comparison of their rolling one-month volatility.


10.00%20.00%30.00%40.00%50.00%60.00%December2025FebruaryMarchAprilMay
16.00%
36.39%
FCEL
PLUG

Financials

FCEL vs. PLUG - Financials Comparison

This section allows you to compare key financial metrics between FuelCell Energy, Inc. and Plug Power Inc.. You can select fields from income statements, balance sheets, and cash flow statements to easily visualize and compare the financial health of both companies.


Quarterly
Annual

Total Revenue: Total amount of money received from sales and other business activities


0.0050.00M100.00M150.00M200.00M250.00MJulyOctober2021AprilJulyOctober2022AprilJulyOctober2023AprilJulyOctober2024AprilJulyOctober2025
19.00M
191.47M
(FCEL) Total Revenue
(PLUG) Total Revenue
Values in USD except per share items