MLPNX vs. MSIGX

Last updated Apr 1, 2026

Compare and contrast key facts about Invesco SteelPath MLP Alpha Plus Fund (MLPNX) and Invesco Main Street Fund (MSIGX).

MLPNX is managed by Invesco. It was launched on Dec 29, 2011. MSIGX is managed by Invesco. It was launched on Feb 3, 1988.

Performance

MLPNX vs. MSIGX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Invesco SteelPath MLP Alpha Plus Fund (MLPNX) and Invesco Main Street Fund (MSIGX). The values are adjusted to include any dividend payments, if applicable.

MLPNX vs. MSIGX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
MLPNX Invesco SteelPath MLP Alpha Plus Fund	24.90%	4.56%	47.50%	25.29%	38.54%	55.22%	-45.69%	8.98%	-20.95%	-0.65%
MSIGX Invesco Main Street Fund	-9.61%	16.02%	23.66%	23.06%	-20.21%	27.37%	14.41%	22.49%	-8.25%	16.79%

Returns By Period

In the year-to-date period, MLPNX achieves a 24.90% return, which is significantly higher than MSIGX's -9.61% return. Over the past 10 years, MLPNX has outperformed MSIGX with an annualized return of 13.49%, while MSIGX has yielded a comparatively lower 10.31% annualized return.

MLPNX

• 1D: -0.76%
• 1M: 4.11%
• YTD: 24.90%
• 6M: 28.11%
• 1Y: 19.24%
• 3Y*: 32.31%
• 5Y*: 33.41%
• 10Y*: 13.49%

MSIGX

• 1D: -0.32%
• 1M: -9.12%
• YTD: -9.61%
• 6M: -8.53%
• 1Y: 9.67%
• 3Y*: 14.18%
• 5Y*: 8.48%
• 10Y*: 10.31%

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

MLPNX vs. MSIGX - Expense Ratio Comparison

MLPNX has a 1.34% expense ratio, which is higher than MSIGX's 0.82% expense ratio.

MLPNX

Invesco SteelPath MLP Alpha Plus Fund

MSIGX

Invesco Main Street Fund

Return for Risk

MLPNX vs. MSIGX — Risk / Return Rank

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

MLPNX

MLPNX Risk / Return Rank: 36
MLPNX Sharpe Ratio Rank: 43
MLPNX Sortino Ratio Rank: 37
MLPNX Omega Ratio Rank: 42
MLPNX Calmar Ratio Rank: 36
MLPNX Martin Ratio Rank: 21

MSIGX

MSIGX Risk / Return Rank: 20
MSIGX Sharpe Ratio Rank: 26
MSIGX Sortino Ratio Rank: 30
MSIGX Omega Ratio Rank: 29
MSIGX Calmar Ratio Rank: 7
MSIGX Martin Ratio Rank: 7

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.

MLPNX vs. MSIGX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Invesco SteelPath MLP Alpha Plus Fund (MLPNX) and Invesco Main Street Fund (MSIGX). 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.

	MLPNX	MSIGX	Difference
Sharpe ratio Return per unit of total volatility	0.87	0.62	+0.25
Sortino ratio Return per unit of downside risk	1.20	1.04	+0.15
Omega ratio Gain probability vs. loss probability	1.18	1.15	+0.03
Calmar ratio Return relative to maximum drawdown	0.97	0.01	+0.95
Martin ratio Return relative to average drawdown	2.22	0.05	+2.18
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

MLPNX vs. MSIGX - Sharpe Ratio Comparison

The current MLPNX Sharpe Ratio is 0.87, which is higher than the MSIGX Sharpe Ratio of 0.62. The chart below compares the historical Sharpe Ratios of MLPNX and MSIGX, 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

	MLPNX	MSIGX	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	0.87	0.62	+0.25
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	1.33	0.52	+0.81
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	0.38	0.59	-0.21
Sharpe Ratio (All Time) Calculated using the full available price history	0.22	0.62	-0.40

Correlation

The correlation between MLPNX and MSIGX is 0.46, 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

MLPNX vs. MSIGX - Dividend Comparison

MLPNX's dividend yield for the trailing twelve months is around 4.45%, less than MSIGX's 8.29% yield.

	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
MLPNX Invesco SteelPath MLP Alpha Plus Fund	4.45%	5.31%	4.14%	5.58%	6.44%	8.34%	21.57%	13.90%	13.34%	20.56%	7.75%	9.09%
MSIGX Invesco Main Street Fund	8.29%	7.50%	6.06%	7.40%	4.68%	19.19%	3.17%	0.89%	19.62%	7.50%	2.96%	13.79%

Drawdowns

MLPNX vs. MSIGX - Drawdown Comparison

The maximum MLPNX drawdown since its inception was -87.31%, which is greater than MSIGX's maximum drawdown of -57.22%. Use the drawdown chart below to compare losses from any high point for MLPNX and MSIGX.

Drawdown Indicators

	MLPNX	MSIGX	Difference
Max Drawdown Largest peak-to-trough decline	-87.31%	-57.22%	-30.09%
Max Drawdown (1Y) Largest decline over 1 year	-18.70%	-11.78%	-6.92%
Max Drawdown (5Y) Largest decline over 5 years	-27.27%	-26.73%	-0.54%
Max Drawdown (10Y) Largest decline over 10 years	-83.59%	-35.41%	-48.18%
Current Drawdown Current decline from peak	-1.14%	-10.96%	+9.82%
Average Drawdown Average peak-to-trough decline	-25.78%	-9.03%	-16.75%
Ulcer Index Depth and duration of drawdowns from previous peaks	8.12%	4.31%	+3.81%

Volatility

MLPNX vs. MSIGX - Volatility Comparison

Invesco SteelPath MLP Alpha Plus Fund (MLPNX) has a higher volatility of 4.34% compared to Invesco Main Street Fund (MSIGX) at 4.09%. This indicates that MLPNX's price experiences larger fluctuations and is considered to be riskier than MSIGX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	MLPNX	MSIGX	Difference
Volatility (1M) Calculated over the trailing 1-month period	4.34%	4.09%	+0.25%
Volatility (6M) Calculated over the trailing 6-month period	11.13%	9.04%	+2.09%
Volatility (1Y) Calculated over the trailing 1-year period	22.05%	18.35%	+3.70%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	25.32%	16.87%	+8.45%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	36.00%	17.85%	+18.15%