PBW vs. BE

Last updated Apr 2, 2026

Compare and contrast key facts about Invesco WilderHill Clean Energy ETF (PBW) and Bloom Energy Corporation (BE).

PBW is a passively managed fund by Invesco that tracks the performance of the The WilderHill Clean Energy Index (AMEX). It was launched on Mar 3, 2005.

Performance

PBW vs. BE - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Invesco WilderHill Clean Energy ETF (PBW) and Bloom Energy Corporation (BE). The values are adjusted to include any dividend payments, if applicable.

PBW vs. BE - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018
PBW Invesco WilderHill Clean Energy ETF	3.51%	53.96%	-30.77%	-20.03%	-44.55%	-29.86%	204.82%	62.58%	-14.31%
BE Bloom Energy Corporation	52.43%	291.22%	50.07%	-22.59%	-12.81%	-23.48%	283.67%	-25.15%	-60.08%

Returns By Period

In the year-to-date period, PBW achieves a 3.51% return, which is significantly lower than BE's 52.43% return.

PBW

• 1D: 0.00%
• 1M: -4.70%
• YTD: 3.51%
• 6M: 3.91%
• 1Y: 100.93%
• 3Y*: -6.15%
• 5Y*: -18.62%
• 10Y*: 6.57%

BE

• 1D: -2.24%
• 1M: -20.21%
• YTD: 52.43%
• 6M: 46.86%
• 1Y: 523.59%
• 3Y*: 88.01%
• 5Y*: 38.12%
• 10Y*: —

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

Return for Risk

PBW vs. BE — Risk / Return Rank

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

PBW

PBW Risk / Return Rank: 92
PBW Sharpe Ratio Rank: 94
PBW Sortino Ratio Rank: 93
PBW Omega Ratio Rank: 84
PBW Calmar Ratio Rank: 96
PBW Martin Ratio Rank: 92

BE

BE Risk / Return Rank: 97
BE Sharpe Ratio Rank: 99
BE Sortino Ratio Rank: 96
BE Omega Ratio Rank: 94
BE Calmar Ratio Rank: 99
BE Martin Ratio Rank: 99

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.

PBW vs. BE - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Invesco WilderHill Clean Energy ETF (PBW) and Bloom Energy Corporation (BE). 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.

	PBW	BE	Difference
Sharpe ratio Return per unit of total volatility	2.37	5.24	-2.86
Sortino ratio Return per unit of downside risk	2.88	3.77	-0.89
Omega ratio Gain probability vs. loss probability	1.34	1.48	-0.14
Calmar ratio Return relative to maximum drawdown	4.83	12.49	-7.66
Martin ratio Return relative to average drawdown	13.26	37.14	-23.88
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

PBW vs. BE - Sharpe Ratio Comparison

The current PBW Sharpe Ratio is 2.37, which is lower than the BE Sharpe Ratio of 5.24. The chart below compares the historical Sharpe Ratios of PBW and BE, offering insights into how both investments have performed under varying market conditions. These values are calculated using daily returns over the previous 12 months.

Sharpe Ratios by Period

	PBW	BE	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	2.37	5.24	-2.86
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	-0.44	0.46	-0.89
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	0.17	—	—
Sharpe Ratio (All Time) Calculated using the full available price history	-0.07	0.26	-0.33

Correlation

The correlation between PBW and BE is 0.65, which is considered to be moderate. This suggests that the two assets have some degree of positive relationship in their price movements. Moderate correlation can be acceptable for portfolio diversification, offering a balance between risk and potential returns.

Dividends

PBW vs. BE - Dividend Comparison

PBW's dividend yield for the trailing twelve months is around 0.86%, while BE has not paid dividends to shareholders.

	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
PBW Invesco WilderHill Clean Energy ETF	0.86%	0.79%	2.84%	3.68%	4.21%	1.71%	0.44%	1.45%	2.04%	1.28%	2.68%	1.53%
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%

Drawdowns

PBW vs. BE - Drawdown Comparison

The maximum PBW drawdown since its inception was -89.02%, roughly equal to the maximum BE drawdown of -92.54%. Use the drawdown chart below to compare losses from any high point for PBW and BE.

Drawdown Indicators

	PBW	BE	Difference
Max Drawdown Largest peak-to-trough decline	-89.02%	-92.54%	+3.52%
Max Drawdown (1Y) Largest decline over 1 year	-21.24%	-45.94%	+24.70%
Max Drawdown (5Y) Largest decline over 5 years	-84.98%	-75.87%	-9.11%
Max Drawdown (10Y) Largest decline over 10 years	-89.02%	—	—
Current Drawdown Current decline from peak	-73.91%	-24.21%	-49.70%
Average Drawdown Average peak-to-trough decline	-62.86%	-53.10%	-9.76%
Ulcer Index Depth and duration of drawdowns from previous peaks	7.74%	15.45%	-7.71%

Volatility

PBW vs. BE - Volatility Comparison

The current volatility for Invesco WilderHill Clean Energy ETF (PBW) is 11.75%, while Bloom Energy Corporation (BE) has a volatility of 34.42%. This indicates that PBW experiences smaller price fluctuations and is considered to be less risky than BE based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	PBW	BE	Difference
Volatility (1M) Calculated over the trailing 1-month period	11.75%	34.42%	-22.67%
Volatility (6M) Calculated over the trailing 6-month period	31.89%	80.27%	-48.38%
Volatility (1Y) Calculated over the trailing 1-year period	42.80%	101.11%	-58.31%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	42.93%	84.20%	-41.27%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	38.48%	94.46%	-55.98%