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PLUG vs. SPY
Performance
Risk-Adjusted Performance
Dividends
Drawdowns
Volatility

Correlation

The correlation between PLUG and SPY is 0.36, 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.


-0.50.00.51.00.4

Performance

PLUG vs. SPY - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Plug Power Inc. (PLUG) and SPDR S&P 500 ETF (SPY). The values are adjusted to include any dividend payments, if applicable.

-50.00%-40.00%-30.00%-20.00%-10.00%0.00%10.00%AugustSeptemberOctoberNovemberDecember2025
-11.52%
7.12%
PLUG
SPY

Key characteristics

Sharpe Ratio

PLUG:

-0.21

SPY:

2.03

Sortino Ratio

PLUG:

0.43

SPY:

2.71

Omega Ratio

PLUG:

1.05

SPY:

1.38

Calmar Ratio

PLUG:

-0.21

SPY:

3.09

Martin Ratio

PLUG:

-0.48

SPY:

12.94

Ulcer Index

PLUG:

44.57%

SPY:

2.01%

Daily Std Dev

PLUG:

102.83%

SPY:

12.78%

Max Drawdown

PLUG:

-99.99%

SPY:

-55.19%

Current Drawdown

PLUG:

-99.82%

SPY:

-2.14%

Returns By Period

In the year-to-date period, PLUG achieves a 27.23% return, which is significantly higher than SPY's 1.14% return. Over the past 10 years, PLUG has underperformed SPY with an annualized return of 0.15%, while SPY has yielded a comparatively higher 13.38% annualized return.


PLUG

YTD

27.23%

1M

10.61%

6M

-11.29%

1Y

-10.86%

5Y*

-8.29%

10Y*

0.15%

SPY

YTD

1.14%

1M

-1.98%

6M

7.12%

1Y

26.42%

5Y*

14.07%

10Y*

13.38%

*Annualized

Compare stocks, funds, or ETFs

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Risk-Adjusted Performance

PLUG vs. SPY — Risk-Adjusted Performance Rank

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

PLUG
The Risk-Adjusted Performance Rank of PLUG is 4040
Overall Rank
The Sharpe Ratio Rank of PLUG is 3838
Sharpe Ratio Rank
The Sortino Ratio Rank of PLUG is 4646
Sortino Ratio Rank
The Omega Ratio Rank of PLUG is 4343
Omega Ratio Rank
The Calmar Ratio Rank of PLUG is 3535
Calmar Ratio Rank
The Martin Ratio Rank of PLUG is 3939
Martin Ratio Rank

SPY
The Risk-Adjusted Performance Rank of SPY is 8383
Overall Rank
The Sharpe Ratio Rank of SPY is 8383
Sharpe Ratio Rank
The Sortino Ratio Rank of SPY is 8080
Sortino Ratio Rank
The Omega Ratio Rank of SPY is 8282
Omega Ratio Rank
The Calmar Ratio Rank of SPY is 8383
Calmar Ratio Rank
The Martin Ratio Rank of SPY is 8585
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.

PLUG vs. SPY - Risk-Adjusted Performance Comparison

This table presents a comparison of risk-adjusted performance metrics for Plug Power Inc. (PLUG) and SPDR S&P 500 ETF (SPY). 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.


Sharpe ratio
The chart of Sharpe ratio for PLUG, currently valued at -0.21, compared to the broader market-2.000.002.00-0.212.03
The chart of Sortino ratio for PLUG, currently valued at 0.43, compared to the broader market-4.00-2.000.002.004.000.432.71
The chart of Omega ratio for PLUG, currently valued at 1.05, compared to the broader market0.501.001.502.001.051.38
The chart of Calmar ratio for PLUG, currently valued at -0.21, compared to the broader market0.002.004.006.00-0.213.09
The chart of Martin ratio for PLUG, currently valued at -0.48, compared to the broader market-30.00-20.00-10.000.0010.0020.00-0.4812.94
PLUG
SPY

The current PLUG Sharpe Ratio is -0.21, which is lower than the SPY Sharpe Ratio of 2.03. The chart below compares the historical Sharpe Ratios of PLUG and SPY, 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-1.000.001.002.003.004.00AugustSeptemberOctoberNovemberDecember2025
-0.21
2.03
PLUG
SPY

Dividends

PLUG vs. SPY - Dividend Comparison

PLUG has not paid dividends to shareholders, while SPY's dividend yield for the trailing twelve months is around 1.19%.


TTM20242023202220212020201920182017201620152014
PLUG
Plug Power Inc.
0.00%0.00%0.00%0.00%0.00%0.00%0.00%0.00%0.00%0.00%0.00%0.00%
SPY
SPDR S&P 500 ETF
1.19%1.21%1.40%1.65%1.20%1.52%1.75%2.04%1.80%2.03%2.06%1.87%

Drawdowns

PLUG vs. SPY - Drawdown Comparison

The maximum PLUG drawdown since its inception was -99.99%, which is greater than SPY's maximum drawdown of -55.19%. Use the drawdown chart below to compare losses from any high point for PLUG and SPY. For additional features, visit the drawdowns tool.


-100.00%-80.00%-60.00%-40.00%-20.00%0.00%AugustSeptemberOctoberNovemberDecember2025
-99.82%
-2.14%
PLUG
SPY

Volatility

PLUG vs. SPY - Volatility Comparison

Plug Power Inc. (PLUG) has a higher volatility of 34.14% compared to SPDR S&P 500 ETF (SPY) at 5.01%. This indicates that PLUG's price experiences larger fluctuations and is considered to be riskier than SPY based on this measure. The chart below showcases a comparison of their rolling one-month volatility.


0.00%10.00%20.00%30.00%40.00%AugustSeptemberOctoberNovemberDecember2025
34.14%
5.01%
PLUG
SPY
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Disclaimer

The information contained herein does not constitute investment advice and made available for educational purposes only. Prices and returns on equities are listed without consideration of fees, commissions, taxes, penalties, or interest payable due to purchasing, holding, or selling.

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