BE vs. SPY

Last updated Jul 10, 2026

BE (Bloom Energy Corporation) is a stock, while SPY (State Street SPDR S&P 500 ETF) is S&P 500 fund tracking the S&P 500 Index. Over the past 5 years, BE returned 61.89%/yr vs 13.05%/yr for SPY. At a 0.44 correlation, their price movements are largely independent.

Performance

BE vs. SPY - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Bloom Energy Corporation (BE) and State Street SPDR S&P 500 ETF (SPY). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, BE achieves a 195.80% return, which is significantly higher than SPY's 10.82% return.

BE

• 1D: 1.07%
• 1M: -1.00%
• 6M: 110.95%
• YTD: 195.80%
• 1Y: 795.23%
• 3Y*: 145.50%
• 5Y*: 61.89%
• 10Y*: —

SPY

• 1D: 0.85%
• 1M: 2.25%
• 6M: 9.60%
• YTD: 10.82%
• 1Y: 21.79%
• 3Y*: 21.07%
• 5Y*: 13.05%
• 10Y*: 15.25%

*Multi-year figures are annualized to reflect compound growth (CAGR)

BE vs. SPY - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018
BE Bloom Energy Corporation	195.80%	291.22%	50.07%	-22.59%	-12.81%	-23.48%	283.67%	-25.15%	-46.63%
SPY State Street SPDR S&P 500 ETF	10.82%	17.72%	24.89%	26.18%	-18.18%	28.73%	18.33%	31.22%	-10.33%

Correlation

The correlation between BE and SPY is 0.46, which is low. Their price movements are largely independent, making them effective diversification partners.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.46
Correlation (3Y) Calculated over the trailing 3-year period	0.43
Correlation (5Y) Calculated over the trailing 5-year period	0.50
Correlation (All Time) Calculated using the full available price history since Jul 25, 2018	0.44

The correlation between BE and SPY has been stable across timeframes, ranging from 0.43 to 0.50 - a consistent structural relationship.

Return for Risk

BE vs. SPY — Risk / Return Rank

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

BE

BE Risk / Return Rank: 98
BE Sharpe Ratio Rank: 100
BE Sortino Ratio Rank: 97
BE Omega Ratio Rank: 96
BE Calmar Ratio Rank: 99
BE Martin Ratio Rank: 99

SPY

SPY Risk / Return Rank: 68
SPY Sharpe Ratio Rank: 68
SPY Sortino Ratio Rank: 66
SPY Omega Ratio Rank: 67
SPY Calmar Ratio Rank: 62
SPY Martin Ratio Rank: 74

The rank (0–100) shows how this investment's returns compare to the risk taken. Higher = better. Based on the past 12 months of data, combining Sharpe, Sortino, and other metrics used by quantitative funds and institutional investors.

BE vs. SPY - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Bloom Energy Corporation (BE) and State Street 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.

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.

	BE	SPY	Difference
Sharpe ratio: Return per unit of total volatility	7.29	1.74	+5.54
Sortino ratio: Return per unit of downside risk	4.27	2.41	+1.87
Omega ratio: Gain probability vs. loss probability	1.53	1.32	+0.22
Calmar ratio: Return relative to maximum drawdown	17.48	2.46	+15.02
Martin ratio: Return relative to average drawdown	52.79	10.74	+42.05

BE vs. SPY - Sharpe Ratio Comparison

The current BE Sharpe Ratio is 7.29, which is higher than the SPY Sharpe Ratio of 1.74. The chart below compares the historical Sharpe Ratios of BE and SPY, calculated using daily returns over the previous 12 months. A higher Sharpe Ratio indicates better risk-adjusted performance relative to the risk-free rate.

Drawdowns

BE vs. SPY - Drawdown Comparison

The maximum BE drawdown since its inception was -92.54%, which is greater than SPY's maximum drawdown of -55.19%. Use the drawdown chart below to compare losses from any high point for BE and SPY.

Drawdown Indicators

	BE	SPY	Difference
Max Drawdown Largest peak-to-trough decline	-92.54%	-55.19%	-37.35%
Max Drawdown (1Y) Largest decline over 1 year	-45.94%	-8.88%	-37.06%
Max Drawdown (3Y) Largest decline over 3 years	-53.42%	-18.76%	-34.66%
Max Drawdown (5Y) Largest decline over 5 years	-75.87%	-24.50%	-51.37%
Max Drawdown (10Y) Largest decline over 10 years	—	-33.72%	—
Current Drawdown Current decline from peak	-25.68%	-0.78%	-24.90%
Average Drawdown Average peak-to-trough decline	-51.59%	-9.03%	-42.56%
Ulcer Index Depth and duration of drawdowns from previous peaks	15.34%	2.03%	+13.31%

Volatility

BE vs. SPY - Volatility Comparison

Bloom Energy Corporation (BE) has a higher volatility of 37.73% compared to State Street SPDR S&P 500 ETF (SPY) at 4.53%. This indicates that BE'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.

Volatility by Period

	BE	SPY	Difference
Volatility (1M) Calculated over the trailing 1-month period	37.73%	4.53%	+33.20%
Volatility (6M) Calculated over the trailing 6-month period	78.32%	9.98%	+68.34%
Volatility (1Y) Calculated over the trailing 1-year period	111.52%	12.56%	+98.96%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	87.10%	17.17%	+69.93%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	96.03%	17.92%	+78.11%

Dividends

BE vs. SPY - Dividend Comparison

BE has not paid dividends to shareholders, while SPY's dividend yield for the trailing twelve months is around 1.00%.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
BE Bloom Energy Corporation	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 State Street SPDR S&P 500 ETF	1.00%	1.07%	1.21%	1.40%	1.65%	1.20%	1.52%	1.75%	2.04%	1.80%	2.03%	2.06%

Frequently Asked Questions

Can I hold both BE and SPY in my portfolio?

BE and SPY have a correlation of 0.46, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, BE or SPY?

BE has higher volatility (37.73%) compared to SPY (4.53%). In terms of maximum drawdown, BE dropped -92.54% vs SPY's -55.19%.

Which has better risk-adjusted returns?

BE currently has the higher Sharpe Ratio (7.29 vs 1.74), 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.