FCEL vs. ^GSPC
FCEL (FuelCell Energy, Inc.) is a stock, while ^GSPC (S&P 500 Index) is an index. Over the past 10 years, FCEL returned -35.93%/yr vs 13.71%/yr for ^GSPC. At a 0.38 correlation, their price movements are largely independent.
Performance
FCEL vs. ^GSPC - Performance Comparison
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Returns By Period
In the year-to-date period, FCEL achieves a 198.50% return, which is significantly higher than ^GSPC's 7.60% return. Over the past 10 years, FCEL has underperformed ^GSPC with an annualized return of -35.93%, while ^GSPC has yielded a comparatively higher 13.71% annualized return.
FCEL
- 1D
- -10.54%
- 1M
- -12.75%
- YTD
- 198.50%
- 6M
- 148.24%
- 1Y
- 271.09%
- 3Y*
- -30.64%
- 5Y*
- -39.84%
- 10Y*
- -35.93%
^GSPC
- 1D
- -1.44%
- 1M
- -1.45%
- YTD
- 7.60%
- 6M
- 6.59%
- 1Y
- 22.24%
- 3Y*
- 19.20%
- 5Y*
- 11.54%
- 10Y*
- 13.71%
FCEL vs. ^GSPC - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
FCEL FuelCell Energy, Inc. | 198.50% | -19.14% | -81.17% | -42.45% | -46.54% | -53.45% | 345.02% | -62.00% | -67.62% | -2.86% |
^GSPC S&P 500 Index | 7.60% | 16.39% | 23.31% | 24.23% | -19.44% | 26.89% | 16.26% | 28.88% | -6.24% | 19.42% |
Correlation
The correlation between FCEL and ^GSPC is 0.39, which is low. Their price movements are largely independent, making them effective diversification partners.
| Correlation | |
|---|---|
Correlation (1Y) Calculated over the trailing 1-year period | 0.39 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.33 |
Correlation (5Y) Calculated over the trailing 5-year period | 0.42 |
Correlation (10Y) Calculated over the trailing 10-year period | 0.35 |
Correlation (All Time) Calculated using the full available price history since Feb 27, 1997 | 0.38 |
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Return for Risk
FCEL vs. ^GSPC — Risk / Return Rank
FCEL
^GSPC
FCEL vs. ^GSPC - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for FuelCell Energy, Inc. (FCEL) and S&P 500 Index (^GSPC). 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.
Values are calculated on a 1-year rolling basis and updated daily. Risk-adjusted metrics are more stable over longer periods — use the period switch above to explore them.
| FCEL | ^GSPC | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | +0.48 | ||
| Sortino ratioReturn per unit of downside risk | +0.62 | ||
| Omega ratioGain probability vs. loss probability | 1.34 | 1.32 | +0.02 |
| Calmar ratioReturn relative to maximum drawdown | 5.75 | 2.46 | +3.29 |
| Martin ratioReturn relative to average drawdown | 10.01 | 10.92 | -0.91 |
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Drawdowns
FCEL vs. ^GSPC - Drawdown Comparison
The maximum FCEL drawdown since its inception was -100.00%, which is greater than ^GSPC's maximum drawdown of -56.78%. Use the drawdown chart below to compare losses from any high point for FCEL and ^GSPC.
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Drawdown Indicators
| FCEL | ^GSPC | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -100.00% | -56.78% | -43.22% |
Max Drawdown (1Y)Largest decline over 1 year | -47.51% | -9.10% | -38.41% |
Max Drawdown (3Y)Largest decline over 3 years | -95.01% | -18.90% | -76.11% |
Max Drawdown (5Y)Largest decline over 5 years | -98.89% | -25.43% | -73.46% |
Max Drawdown (10Y)Largest decline over 10 years | -99.84% | -33.92% | -65.92% |
Current DrawdownCurrent decline from peak | -99.99% | -3.21% | -96.78% |
Average DrawdownAverage peak-to-trough decline | -83.86% | -10.71% | -73.15% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 27.22% | 2.04% | +25.18% |
Volatility
FCEL vs. ^GSPC - Volatility Comparison
FuelCell Energy, Inc. (FCEL) has a higher volatility of 46.12% compared to S&P 500 Index (^GSPC) at 4.89%. This indicates that FCEL's price experiences larger fluctuations and is considered to be riskier than ^GSPC based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| FCEL | ^GSPC | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 46.12% | 4.89% | +41.23% |
Volatility (6M)Calculated over the trailing 6-month period | 92.81% | 9.93% | +82.88% |
Volatility (1Y)Calculated over the trailing 1-year period | 120.97% | 12.57% | +108.40% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 98.21% | 17.00% | +81.21% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 123.08% | 18.08% | +105.00% |
Frequently Asked Questions
FCEL and ^GSPC have a correlation of 0.39, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
FCEL has higher volatility (46.12%) compared to ^GSPC (4.89%). In terms of maximum drawdown, FCEL dropped -100.00% vs ^GSPC's -56.78%.
FCEL currently has the higher Sharpe Ratio (2.26 vs 1.78), meaning it's delivered slightly more return per unit of risk over the trailing 12 months. However, this ranking shifts over time - use the Risk/Return Score above for a more comprehensive view that combines Sharpe, Sortino, and other measures used by quantitative funds.
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