HMSIX vs. MLPX

Last updated Jun 23, 2026

HMSIX (Hennessy Midstream Fund) and MLPX (Global X MLP & Energy Infrastructure ETF) are both funds - HMSIX is a Energy Equities fund managed by Hennessy, while MLPX is a MLPs fund tracking the Solactive MLP & Energy Infrastructure Index. Over the past 5 years, HMSIX returned 19.41%/yr vs 20.93%/yr for MLPX. Their correlation of 0.94 suggests significant overlap in exposure. HMSIX charges 1.51%/yr vs 0.45%/yr for MLPX.

Performance

HMSIX vs. MLPX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Hennessy Midstream Fund (HMSIX) and Global X MLP & Energy Infrastructure ETF (MLPX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, HMSIX achieves a 14.63% return, which is significantly lower than MLPX's 23.27% return.

HMSIX

• 1D: 0.22%
• 1M: -6.21%
• YTD: 14.63%
• 6M: 15.58%
• 1Y: 14.21%
• 3Y*: 20.72%
• 5Y*: 19.41%
• 10Y*: —

MLPX

• 1D: 1.07%
• 1M: -5.57%
• YTD: 23.27%
• 6M: 24.71%
• 1Y: 23.19%
• 3Y*: 28.84%
• 5Y*: 20.93%
• 10Y*: 12.27%

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

HMSIX vs. MLPX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018
HMSIX Hennessy Midstream Fund	14.63%	-0.49%	36.21%	23.75%	29.15%	36.58%	-31.00%	11.97%	-20.24%
MLPX Global X MLP & Energy Infrastructure ETF	23.27%	4.96%	42.90%	15.77%	21.54%	39.63%	-20.32%	19.04%	-18.95%

Correlation

The correlation between HMSIX and MLPX is 0.92, indicating a strong positive relationship between their price movements. Combining them offers limited diversification - they tend to fall together during downturns.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.92
Correlation (3Y) Calculated over the trailing 3-year period	0.92
Correlation (5Y) Calculated over the trailing 5-year period	0.94
Correlation (All Time) Calculated using the full available price history since Sep 4, 2018	0.94

The correlation between HMSIX and MLPX has been stable across timeframes, ranging from 0.92 to 0.94 - a consistent structural relationship.

Return for Risk

HMSIX vs. MLPX — Risk / Return Rank

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

HMSIX

HMSIX Risk / Return Rank: 20
HMSIX Sharpe Ratio Rank: 15
HMSIX Sortino Ratio Rank: 14
HMSIX Omega Ratio Rank: 14
HMSIX Calmar Ratio Rank: 37
HMSIX Martin Ratio Rank: 20

MLPX

MLPX Risk / Return Rank: 46
MLPX Sharpe Ratio Rank: 45
MLPX Sortino Ratio Rank: 43
MLPX Omega Ratio Rank: 40
MLPX Calmar Ratio Rank: 59
MLPX Martin Ratio Rank: 44

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.

HMSIX vs. MLPX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Hennessy Midstream Fund (HMSIX) and Global X MLP & Energy Infrastructure ETF (MLPX). 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.

	HMSIX	MLPX	Difference
Sharpe ratio: Return per unit of total volatility	1.02	1.52	-0.50
Sortino ratio: Return per unit of downside risk	1.47	2.13	-0.67
Omega ratio: Gain probability vs. loss probability	1.18	1.26	-0.08
Calmar ratio: Return relative to maximum drawdown	2.18	2.85	-0.67
Martin ratio: Return relative to average drawdown	4.68	6.87	-2.18

HMSIX vs. MLPX - Sharpe Ratio Comparison

The current HMSIX Sharpe Ratio is 1.02, which is lower than the MLPX Sharpe Ratio of 1.52. The chart below compares the historical Sharpe Ratios of HMSIX and MLPX, 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

HMSIX vs. MLPX - Drawdown Comparison

The maximum HMSIX drawdown since its inception was -68.43%, roughly equal to the maximum MLPX drawdown of -70.67%. Use the drawdown chart below to compare losses from any high point for HMSIX and MLPX.

Drawdown Indicators

	HMSIX	MLPX	Difference
Max Drawdown Largest peak-to-trough decline	-68.43%	-70.67%	+2.24%
Max Drawdown (1Y) Largest decline over 1 year	-6.93%	-8.18%	+1.25%
Max Drawdown (3Y) Largest decline over 3 years	-16.29%	-16.77%	+0.48%
Max Drawdown (5Y) Largest decline over 5 years	-21.17%	-19.72%	-1.45%
Max Drawdown (10Y) Largest decline over 10 years	—	-64.70%	—
Current Drawdown Current decline from peak	-6.53%	-5.93%	-0.60%
Average Drawdown Average peak-to-trough decline	-12.20%	-16.59%	+4.39%
Ulcer Index Depth and duration of drawdowns from previous peaks	3.22%	3.39%	-0.17%

Volatility

HMSIX vs. MLPX - Volatility Comparison

The current volatility for Hennessy Midstream Fund (HMSIX) is 5.20%, while Global X MLP & Energy Infrastructure ETF (MLPX) has a volatility of 5.48%. This indicates that HMSIX experiences smaller price fluctuations and is considered to be less risky than MLPX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	HMSIX	MLPX	Difference
Volatility (1M) Calculated over the trailing 1-month period	5.20%	5.48%	-0.28%
Volatility (6M) Calculated over the trailing 6-month period	11.52%	11.71%	-0.19%
Volatility (1Y) Calculated over the trailing 1-year period	14.82%	15.38%	-0.56%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	20.13%	19.98%	+0.15%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	29.34%	26.49%	+2.85%

HMSIX vs. MLPX - Expense Ratio Comparison

HMSIX has a 1.51% expense ratio, which is higher than MLPX's 0.45% expense ratio.

Dividends

HMSIX vs. MLPX - Dividend Comparison

HMSIX's dividend yield for the trailing twelve months is around 7.63%, more than MLPX's 4.16% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
HMSIX Hennessy Midstream Fund	7.63%	8.42%	7.74%	9.70%	10.84%	12.61%	15.17%	9.10%	4.67%	0.00%	0.00%	0.00%
MLPX Global X MLP & Energy Infrastructure ETF	4.16%	4.88%	4.30%	5.22%	5.23%	5.98%	8.32%	5.78%	5.77%	4.36%	5.50%	4.81%

Frequently Asked Questions

Can I hold both HMSIX and MLPX in my portfolio?

With a correlation of 0.92, HMSIX and MLPX move almost identically. Holding both adds very little diversification - you're essentially doubling your position in the same market segment. Choosing one is usually more capital-efficient.

Which is riskier, HMSIX or MLPX?

MLPX has higher volatility (5.48%) compared to HMSIX (5.20%). In terms of maximum drawdown, HMSIX dropped -68.43% vs MLPX's -70.67%.

Which has better risk-adjusted returns?

MLPX currently has the higher Sharpe Ratio (1.52 vs 1.02), 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.