PBD vs. PSILX

Last updated Jun 16, 2026

PBD (Invesco Global Clean Energy ETF) and PSILX (T. Rowe Price Spectrum International Equity Fund) are both funds - PBD is a Alternative Energy Equities fund tracking the WilderHill New Energy Global Innovation index, while PSILX is a Foreign Large Cap Equities fund managed by T. Rowe Price. Over the past 10 years, PBD returned 9.10%/yr vs 8.88%/yr for PSILX. A 0.75 correlation means they provide meaningful diversification when combined. PBD charges 0.75%/yr vs 0.89%/yr for PSILX.

Performance

PBD vs. PSILX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Invesco Global Clean Energy ETF (PBD) and T. Rowe Price Spectrum International Equity Fund (PSILX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, PBD achieves a 28.03% return, which is significantly higher than PSILX's 12.26% return. Both investments have delivered pretty close results over the past 10 years, with PBD having a 9.10% annualized return and PSILX not far behind at 8.88%.

PBD

• 1D: 0.84%
• 1M: -3.12%
• YTD: 28.03%
• 6M: 27.73%
• 1Y: 72.58%
• 3Y*: 4.61%
• 5Y*: -5.27%
• 10Y*: 9.10%

PSILX

• 1D: 0.46%
• 1M: 3.76%
• YTD: 12.26%
• 6M: 14.02%
• 1Y: 27.05%
• 3Y*: 16.34%
• 5Y*: 6.27%
• 10Y*: 8.88%

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

PBD vs. PSILX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
PBD Invesco Global Clean Energy ETF	28.03%	43.65%	-26.39%	-10.69%	-29.70%	-22.30%	145.46%	40.00%	-19.32%	28.72%
PSILX T. Rowe Price Spectrum International Equity Fund	12.26%	30.30%	4.28%	13.83%	-18.04%	5.00%	13.94%	25.00%	-14.83%	26.79%

Correlation

The correlation between PBD and PSILX is 0.72, 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	0.72
Correlation (3Y) Calculated over the trailing 3-year period	0.72
Correlation (5Y) Calculated over the trailing 5-year period	0.75
Correlation (10Y) Calculated over the trailing 10-year period	0.71
Correlation (All Time) Calculated using the full available price history since Jun 13, 2007	0.75

The correlation between PBD and PSILX has been stable across timeframes, ranging from 0.71 to 0.75 - a consistent structural relationship.

Return for Risk

PBD vs. PSILX — Risk / Return Rank

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

PBD

PBD Risk / Return Rank: 89
PBD Sharpe Ratio Rank: 92
PBD Sortino Ratio Rank: 86
PBD Omega Ratio Rank: 85
PBD Calmar Ratio Rank: 92
PBD Martin Ratio Rank: 91

PSILX

PSILX Risk / Return Rank: 40
PSILX Sharpe Ratio Rank: 40
PSILX Sortino Ratio Rank: 39
PSILX Omega Ratio Rank: 43
PSILX Calmar Ratio Rank: 37
PSILX Martin Ratio Rank: 40

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. PSILX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Invesco Global Clean Energy ETF (PBD) and T. Rowe Price Spectrum International Equity Fund (PSILX). 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	PSILX	Difference
Sharpe ratio: Return per unit of total volatility	2.95	1.59	+1.36
Sortino ratio: Return per unit of downside risk	3.52	2.25	+1.28
Omega ratio: Gain probability vs. loss probability	1.47	1.30	+0.17
Calmar ratio: Return relative to maximum drawdown	5.71	2.04	+3.67
Martin ratio: Return relative to average drawdown	19.24	7.72	+11.52

PBD vs. PSILX - Sharpe Ratio Comparison

The current PBD Sharpe Ratio is 2.95, which is higher than the PSILX Sharpe Ratio of 1.59. The chart below compares the historical Sharpe Ratios of PBD and PSILX, 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. PSILX - Drawdown Comparison

The maximum PBD drawdown since its inception was -78.60%, which is greater than PSILX's maximum drawdown of -61.38%. Use the drawdown chart below to compare losses from any high point for PBD and PSILX.

Drawdown Indicators

	PBD	PSILX	Difference
Max Drawdown Largest peak-to-trough decline	-78.60%	-61.38%	-17.22%
Max Drawdown (1Y) Largest decline over 1 year	-12.78%	-12.72%	-0.06%
Max Drawdown (3Y) Largest decline over 3 years	-52.45%	-13.70%	-38.75%
Max Drawdown (5Y) Largest decline over 5 years	-69.15%	-33.13%	-36.02%
Max Drawdown (10Y) Largest decline over 10 years	-75.40%	-33.33%	-42.07%
Current Drawdown Current decline from peak	-43.63%	-1.66%	-41.97%
Average Drawdown Average peak-to-trough decline	-53.37%	-14.05%	-39.32%
Ulcer Index Depth and duration of drawdowns from previous peaks	3.78%	3.32%	+0.46%

Volatility

PBD vs. PSILX - Volatility Comparison

Invesco Global Clean Energy ETF (PBD) has a higher volatility of 10.96% compared to T. Rowe Price Spectrum International Equity Fund (PSILX) at 6.70%. This indicates that PBD's price experiences larger fluctuations and is considered to be riskier than PSILX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	PBD	PSILX	Difference
Volatility (1M) Calculated over the trailing 1-month period	10.96%	6.70%	+4.26%
Volatility (6M) Calculated over the trailing 6-month period	19.02%	14.03%	+4.99%
Volatility (1Y) Calculated over the trailing 1-year period	24.81%	16.33%	+8.48%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	28.59%	15.94%	+12.65%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	27.35%	16.28%	+11.07%

PBD vs. PSILX - Expense Ratio Comparison

PBD has a 0.75% expense ratio, which is lower than PSILX's 0.89% expense ratio.

Dividends

PBD vs. PSILX - Dividend Comparison

PBD's dividend yield for the trailing twelve months is around 1.76%, less than PSILX's 4.83% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
PBD Invesco Global Clean Energy ETF	1.76%	2.71%	1.81%	2.85%	2.98%	0.67%	0.48%	1.83%	1.86%	1.76%	2.04%	1.24%
PSILX T. Rowe Price Spectrum International Equity Fund	4.83%	5.42%	2.04%	1.88%	6.67%	3.49%	0.88%	3.49%	6.69%	0.58%	0.17%	0.08%

Frequently Asked Questions

Can I hold both PBD and PSILX in my portfolio?

PBD and PSILX have a correlation of 0.72, 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 PSILX?

PBD has higher volatility (10.96%) compared to PSILX (6.70%). In terms of maximum drawdown, PBD dropped -78.60% vs PSILX's -61.38%.

Which has better risk-adjusted returns?

PBD currently has the higher Sharpe Ratio (2.95 vs 1.59), 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.