PBD vs. GRID

Last updated Jul 14, 2026

PBD (Invesco Global Clean Energy ETF) and GRID (First Trust NASDAQ Clean Edge Smart Grid Infrastructure Index Fund) are both Alternative Energy Equities funds - PBD tracks the WilderHill New Energy Global Innovation index while GRID tracks the Nasdaq Clean Edge Smart Grid Infrastructure Index. Both are passively managed. Over the past 10 years, PBD returned 7.40%/yr vs 18.65%/yr for GRID. A 0.70 correlation means they provide meaningful diversification when combined. PBD charges 0.75%/yr vs 0.70%/yr for GRID.

Performance

PBD vs. GRID - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Invesco Global Clean Energy ETF (PBD) and First Trust NASDAQ Clean Edge Smart Grid Infrastructure Index Fund (GRID). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, PBD achieves a 13.98% return, which is significantly lower than GRID's 19.10% return. Over the past 10 years, PBD has underperformed GRID with an annualized return of 7.40%, while GRID has yielded a comparatively higher 18.65% annualized return.

PBD

• 1D: -2.09%
• 1M: -10.22%
• 6M: 7.07%
• YTD: 13.98%
• 1Y: 40.74%
• 3Y*: 0.01%
• 5Y*: -7.11%
• 10Y*: 7.40%

GRID

• 1D: -1.86%
• 1M: -3.64%
• 6M: 16.16%
• YTD: 19.10%
• 1Y: 32.30%
• 3Y*: 20.54%
• 5Y*: 15.52%
• 10Y*: 18.65%

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

PBD vs. GRID - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
PBD Invesco Global Clean Energy ETF	13.98%	43.65%	-26.39%	-10.69%	-29.70%	-22.30%	145.46%	40.00%	-19.32%	28.72%
GRID First Trust NASDAQ Clean Edge Smart Grid Infrastructure Index Fund	19.10%	29.65%	15.18%	21.57%	-13.89%	27.65%	48.84%	42.80%	-22.69%	27.44%

Correlation

The correlation between PBD and GRID is 0.79, which is moderate. They share some common price drivers but move independently often enough to provide real diversification benefit when combined.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.79
Correlation (3Y) Calculated over the trailing 3-year period	0.76
Correlation (5Y) Calculated over the trailing 5-year period	0.80
Correlation (10Y) Calculated over the trailing 10-year period	0.72
Correlation (All Time) Calculated using the full available price history since Nov 17, 2009	0.70

The correlation between PBD and GRID shifts across timeframes, from 0.70 (all time) to 0.80 (5 years), reflecting how their relationship changes across market environments.

PBD vs. GRID - Sectors Allocation Comparison

Sectors	PBD	GRID
Consumer Cyclical	7.9%	2.4%
Energy	7.4%	1.6%
Industrials	6.2%	25.4%
Technology	3.6%	11.9%
Basic Materials	1.8%	0.8%
Financial Services	1.0%	-
Consumer Defensive	0.9%	-
Utilities	0.9%	4.0%
Communication Services	-	-
Healthcare	-	-
Real Estate	-	-

Return for Risk

PBD vs. GRID — Risk / Return Rank

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

PBD

PBD Risk / Return Rank: 57
PBD Sharpe Ratio Rank: 61
PBD Sortino Ratio Rank: 55
PBD Omega Ratio Rank: 55
PBD Calmar Ratio Rank: 56
PBD Martin Ratio Rank: 56

GRID

GRID Risk / Return Rank: 58
GRID Sharpe Ratio Rank: 54
GRID Sortino Ratio Rank: 51
GRID Omega Ratio Rank: 52
GRID Calmar Ratio Rank: 69
GRID Martin Ratio Rank: 63

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.

PBD vs. GRID - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Invesco Global Clean Energy ETF (PBD) and First Trust NASDAQ Clean Edge Smart Grid Infrastructure Index Fund (GRID). 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.

	PBD	GRID	Difference
Sharpe ratio: Return per unit of total volatility	1.61	1.48	+0.13
Sortino ratio: Return per unit of downside risk	2.13	2.01	+0.12
Omega ratio: Gain probability vs. loss probability	1.27	1.26	+0.01
Calmar ratio: Return relative to maximum drawdown	2.22	2.77	-0.55
Martin ratio: Return relative to average drawdown	7.68	8.93	-1.25

PBD vs. GRID - Sharpe Ratio Comparison

The current PBD Sharpe Ratio is 1.61, which is comparable to the GRID Sharpe Ratio of 1.48. The chart below compares the historical Sharpe Ratios of PBD and GRID, 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

PBD vs. GRID - Drawdown Comparison

The maximum PBD drawdown since its inception was -78.60%, which is greater than GRID's maximum drawdown of -40.56%. Use the drawdown chart below to compare losses from any high point for PBD and GRID.

Drawdown Indicators

	PBD	GRID	Difference
Max Drawdown Largest peak-to-trough decline	-78.60%	-40.56%	-38.04%
Max Drawdown (1Y) Largest decline over 1 year	-18.47%	-11.73%	-6.74%
Max Drawdown (3Y) Largest decline over 3 years	-52.45%	-20.77%	-31.68%
Max Drawdown (5Y) Largest decline over 5 years	-69.15%	-29.64%	-39.51%
Max Drawdown (10Y) Largest decline over 10 years	-75.40%	-40.56%	-34.84%
Current Drawdown Current decline from peak	-49.81%	-8.84%	-40.97%
Average Drawdown Average peak-to-trough decline	-53.34%	-8.41%	-44.93%
Ulcer Index Depth and duration of drawdowns from previous peaks	5.32%	3.63%	+1.69%

Volatility

PBD vs. GRID - Volatility Comparison

Invesco Global Clean Energy ETF (PBD) and First Trust NASDAQ Clean Edge Smart Grid Infrastructure Index Fund (GRID) have volatilities of 9.24% and 9.59%, respectively, indicating that both stocks experience similar levels of price fluctuations. This suggests that the risk associated with both stocks, as measured by volatility, is nearly the same. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	PBD	GRID	Difference
Volatility (1M) Calculated over the trailing 1-month period	9.24%	9.59%	-0.35%
Volatility (6M) Calculated over the trailing 6-month period	20.28%	19.12%	+1.16%
Volatility (1Y) Calculated over the trailing 1-year period	25.48%	22.00%	+3.48%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	28.77%	21.51%	+7.26%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	27.35%	22.70%	+4.65%

PBD vs. GRID - Expense Ratio Comparison

PBD has a 0.75% expense ratio, which is higher than GRID's 0.70% expense ratio.

Dividends

PBD vs. GRID - Dividend Comparison

PBD's dividend yield for the trailing twelve months is around 1.67%, more than GRID's 0.79% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
GRID First Trust NASDAQ Clean Edge Smart Grid Infrastructure Index Fund	0.79%	1.01%	1.06%	1.23%	1.26%	0.63%	0.68%	1.26%	1.28%	1.07%	1.07%	1.23%
PBD Invesco Global Clean Energy ETF	1.67%	2.71%	1.81%	2.85%	2.98%	0.67%	0.48%	1.83%	1.86%	1.76%	2.04%	1.24%

Frequently Asked Questions

Can I hold both PBD and GRID in my portfolio?

PBD and GRID have a correlation of 0.79, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, PBD or GRID?

GRID has higher volatility (9.59%) compared to PBD (9.24%). In terms of maximum drawdown, PBD dropped -78.60% vs GRID's -40.56%.

Which ETF is better, PBD or GRID?

On 10-year performance, GRID leads with 18.65% vs 7.40% for PBD. On fees, GRID is cheaper at 0.70% per year. On volatility, PBD has been the lower-risk option at 9.24%. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF has performed better, PBD or GRID?

Over the 10-year period, GRID has performed better with a 18.65% return vs 7.40%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.

Which ETF is cheaper, PBD or GRID?

GRID is cheaper with a 0.70% expense ratio, compared with 0.75% for PBD.

Which ETF pays a higher dividend yield, PBD or GRID?

PBD has the higher dividend yield at 1.67%, compared with 0.79% for GRID.

What is the main difference between PBD and GRID?

PBD tracks WilderHill New Energy Global Innovation index, while GRID tracks Nasdaq Clean Edge Smart Grid Infrastructure Index. They also come from different issuers: Invesco and First Trust. Their fees differ too: 0.75% for PBD and 0.70% for GRID.

Which has better risk-adjusted returns?

PBD currently has the higher Sharpe Ratio (1.61 vs 1.48), 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.