VLPIX vs. PSPFX

Last updated Jun 4, 2026

VLPIX (Virtus Duff & Phelps Select MLP and Energy Fund) and PSPFX (U.S. Global Investors Global Resources Fund) are both Energy Equities funds. Over the past 10 years, VLPIX returned 12.10%/yr vs 10.10%/yr for PSPFX. A 0.59 correlation means they provide meaningful diversification when combined. VLPIX charges 1.17%/yr vs 1.54%/yr for PSPFX.

Performance

VLPIX vs. PSPFX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Virtus Duff & Phelps Select MLP and Energy Fund (VLPIX) and U.S. Global Investors Global Resources Fund (PSPFX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, VLPIX achieves a 22.26% return, which is significantly higher than PSPFX's 16.89% return. Over the past 10 years, VLPIX has outperformed PSPFX with an annualized return of 12.10%, while PSPFX has yielded a comparatively lower 10.10% annualized return.

VLPIX

• 1D: 1.89%
• 1M: -2.13%
• YTD: 22.26%
• 6M: 21.41%
• 1Y: 25.30%
• 3Y*: 27.23%
• 5Y*: 22.37%
• 10Y*: 12.10%

PSPFX

• 1D: -0.37%
• 1M: 3.66%
• YTD: 16.89%
• 6M: 23.00%
• 1Y: 84.06%
• 3Y*: 24.63%
• 5Y*: 9.97%
• 10Y*: 10.10%

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

VLPIX vs. PSPFX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
VLPIX Virtus Duff & Phelps Select MLP and Energy Fund	22.26%	3.49%	41.45%	11.99%	30.81%	44.75%	-18.60%	9.59%	-17.20%	-1.13%
PSPFX U.S. Global Investors Global Resources Fund	16.89%	80.27%	-3.74%	-7.67%	-12.39%	13.97%	37.05%	7.80%	-24.97%	19.62%

Correlation

The correlation between VLPIX and PSPFX is 0.21, which is low. Their price movements are largely independent, making them effective diversification partners.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.21
Correlation (3Y) Calculated over the trailing 3-year period	0.44
Correlation (5Y) Calculated over the trailing 5-year period	0.61
Correlation (10Y) Calculated over the trailing 10-year period	0.58
Correlation (All Time) Calculated using the full available price history since Sep 14, 2015	0.59

Over the past year, the correlation between VLPIX and PSPFX has dropped to 0.21 - well below their long-term average of 0.59, suggesting their price drivers have been diverging.

Return for Risk

VLPIX vs. PSPFX — Risk / Return Rank

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

VLPIX

VLPIX Risk / Return Rank: 51
VLPIX Sharpe Ratio Rank: 41
VLPIX Sortino Ratio Rank: 39
VLPIX Omega Ratio Rank: 36
VLPIX Calmar Ratio Rank: 84
VLPIX Martin Ratio Rank: 54

PSPFX

PSPFX Risk / Return Rank: 85
PSPFX Sharpe Ratio Rank: 93
PSPFX Sortino Ratio Rank: 71
PSPFX Omega Ratio Rank: 80
PSPFX Calmar Ratio Rank: 91
PSPFX Martin Ratio Rank: 89

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.

VLPIX vs. PSPFX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Virtus Duff & Phelps Select MLP and Energy Fund (VLPIX) and U.S. Global Investors Global Resources Fund (PSPFX). 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.

	VLPIX	PSPFX	Difference
Sharpe ratio: Return per unit of total volatility	1.87	3.19	-1.32
Sortino ratio: Return per unit of downside risk	2.62	3.53	-0.91
Omega ratio: Gain probability vs. loss probability	1.32	1.53	-0.21
Calmar ratio: Return relative to maximum drawdown	3.96	4.78	-0.82
Martin ratio: Return relative to average drawdown	11.00	17.54	-6.54
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

VLPIX vs. PSPFX - Sharpe Ratio Comparison

The current VLPIX Sharpe Ratio is 1.87, which is lower than the PSPFX Sharpe Ratio of 3.19. The chart below compares the historical Sharpe Ratios of VLPIX and PSPFX, calculated using daily returns over the previous 12 months. A higher Sharpe Ratio indicates better risk-adjusted performance relative to the risk-free rate.

Sharpe Ratios by Period

	VLPIX	PSPFX	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	1.87	3.19	-1.32
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	1.11	0.43	+0.68
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	0.49	0.46	+0.03
Sharpe Ratio (All Time) Calculated using the full available price history	0.42	0.20	+0.22

Drawdowns

VLPIX vs. PSPFX - Drawdown Comparison

The maximum VLPIX drawdown since its inception was -64.56%, smaller than the maximum PSPFX drawdown of -79.09%. Use the drawdown chart below to compare losses from any high point for VLPIX and PSPFX.

Drawdown Indicators

	VLPIX	PSPFX	Difference
Max Drawdown Largest peak-to-trough decline	-64.56%	-79.09%	+14.53%
Max Drawdown (1Y) Largest decline over 1 year	-6.65%	-17.96%	+11.31%
Max Drawdown (3Y) Largest decline over 3 years	-17.54%	-20.50%	+2.96%
Max Drawdown (5Y) Largest decline over 5 years	-21.26%	-39.15%	+17.89%
Max Drawdown (10Y) Largest decline over 10 years	-64.56%	-56.80%	-7.76%
Current Drawdown Current decline from peak	-4.89%	-6.42%	+1.53%
Average Drawdown Average peak-to-trough decline	-10.66%	-42.50%	+31.84%
Ulcer Index Depth and duration of drawdowns from previous peaks	2.39%	4.89%	-2.50%

Volatility

VLPIX vs. PSPFX - Volatility Comparison

The current volatility for Virtus Duff & Phelps Select MLP and Energy Fund (VLPIX) is 5.82%, while U.S. Global Investors Global Resources Fund (PSPFX) has a volatility of 8.17%. This indicates that VLPIX experiences smaller price fluctuations and is considered to be less risky than PSPFX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	VLPIX	PSPFX	Difference
Volatility (1M) Calculated over the trailing 1-month period	5.82%	8.17%	-2.35%
Volatility (6M) Calculated over the trailing 6-month period	10.79%	22.74%	-11.95%
Volatility (1Y) Calculated over the trailing 1-year period	14.12%	26.97%	-12.85%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	20.22%	23.08%	-2.86%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	24.65%	21.82%	+2.83%

VLPIX vs. PSPFX - Expense Ratio Comparison

VLPIX has a 1.17% expense ratio, which is lower than PSPFX's 1.54% expense ratio.

Dividends

VLPIX vs. PSPFX - Dividend Comparison

VLPIX's dividend yield for the trailing twelve months is around 8.01%, less than PSPFX's 38.84% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
PSPFX U.S. Global Investors Global Resources Fund	38.84%	0.83%	4.34%	0.00%	15.68%	18.92%	5.49%	1.90%	4.70%	3.01%	3.33%	1.12%
VLPIX Virtus Duff & Phelps Select MLP and Energy Fund	8.01%	9.63%	2.61%	3.32%	3.01%	3.66%	5.40%	4.28%	4.04%	2.81%	2.50%	0.92%

Frequently Asked Questions

Can I hold both VLPIX and PSPFX in my portfolio?

VLPIX and PSPFX have a correlation of 0.21, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, VLPIX or PSPFX?

PSPFX has higher volatility (8.17%) compared to VLPIX (5.82%). In terms of maximum drawdown, VLPIX dropped -64.56% vs PSPFX's -79.09%.

Which has better risk-adjusted returns?

PSPFX currently has the higher Sharpe Ratio (3.19 vs 1.87), 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.