MSIGX vs. YFSIX

Last updated Apr 1, 2026

Compare and contrast key facts about Invesco Main Street Fund (MSIGX) and AMG Yacktman Global Fund (YFSIX).

MSIGX is managed by Invesco. It was launched on Feb 3, 1988. YFSIX is managed by AMG. It was launched on Jan 30, 2017.

Performance

MSIGX vs. YFSIX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Invesco Main Street Fund (MSIGX) and AMG Yacktman Global Fund (YFSIX). The values are adjusted to include any dividend payments, if applicable.

MSIGX vs. YFSIX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
MSIGX Invesco Main Street Fund	-9.61%	16.02%	23.66%	23.06%	-20.21%	27.37%	14.41%	22.49%	-8.25%	14.43%
YFSIX AMG Yacktman Global Fund	8.16%	14.91%	-0.34%	16.64%	-9.15%	13.13%	18.46%	24.40%	2.18%	20.95%

Returns By Period

In the year-to-date period, MSIGX achieves a -9.61% return, which is significantly lower than YFSIX's 8.16% return.

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%

YFSIX

• 1D: -1.07%
• 1M: -10.67%
• YTD: 8.16%
• 6M: 0.34%
• 1Y: 22.29%
• 3Y*: 11.70%
• 5Y*: 6.73%
• 10Y*: —

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

MSIGX vs. YFSIX - Expense Ratio Comparison

MSIGX has a 0.82% expense ratio, which is lower than YFSIX's 0.95% expense ratio.

YFSIX

AMG Yacktman Global Fund

MSIGX

Invesco Main Street Fund

Return for Risk

MSIGX vs. YFSIX — Risk / Return Rank

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

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

YFSIX

YFSIX Risk / Return Rank: 51
YFSIX Sharpe Ratio Rank: 52
YFSIX Sortino Ratio Rank: 34
YFSIX Omega Ratio Rank: 68
YFSIX Calmar Ratio Rank: 59
YFSIX Martin Ratio Rank: 43

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.

MSIGX vs. YFSIX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Invesco Main Street Fund (MSIGX) and AMG Yacktman Global Fund (YFSIX). 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.

	MSIGX	YFSIX	Difference
Sharpe ratio Return per unit of total volatility	0.62	0.99	-0.37
Sortino ratio Return per unit of downside risk	1.04	1.16	-0.12
Omega ratio Gain probability vs. loss probability	1.15	1.26	-0.11
Calmar ratio Return relative to maximum drawdown	0.01	1.36	-1.35
Martin ratio Return relative to average drawdown	0.05	4.42	-4.37
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

MSIGX vs. YFSIX - Sharpe Ratio Comparison

The current MSIGX Sharpe Ratio is 0.62, which is lower than the YFSIX Sharpe Ratio of 0.99. The chart below compares the historical Sharpe Ratios of MSIGX and YFSIX, 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

	MSIGX	YFSIX	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	0.62	0.99	-0.37
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.52	0.45	+0.07
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	0.59	—	—
Sharpe Ratio (All Time) Calculated using the full available price history	0.62	0.71	-0.09

Correlation

The correlation between MSIGX and YFSIX is 0.68, 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

MSIGX vs. YFSIX - Dividend Comparison

MSIGX's dividend yield for the trailing twelve months is around 8.29%, while YFSIX has not paid dividends to shareholders.

	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
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%
YFSIX AMG Yacktman Global Fund	0.00%	0.00%	8.68%	8.02%	4.32%	8.18%	4.76%	6.59%	0.71%	2.63%	0.00%	0.00%

Drawdowns

MSIGX vs. YFSIX - Drawdown Comparison

The maximum MSIGX drawdown since its inception was -57.22%, which is greater than YFSIX's maximum drawdown of -35.10%. Use the drawdown chart below to compare losses from any high point for MSIGX and YFSIX.

Drawdown Indicators

	MSIGX	YFSIX	Difference
Max Drawdown Largest peak-to-trough decline	-57.22%	-35.10%	-22.12%
Max Drawdown (1Y) Largest decline over 1 year	-11.78%	-14.20%	+2.42%
Max Drawdown (5Y) Largest decline over 5 years	-26.73%	-25.14%	-1.59%
Max Drawdown (10Y) Largest decline over 10 years	-35.41%	—	—
Current Drawdown Current decline from peak	-10.96%	-11.03%	+0.07%
Average Drawdown Average peak-to-trough decline	-9.03%	-4.93%	-4.10%
Ulcer Index Depth and duration of drawdowns from previous peaks	4.31%	4.38%	-0.07%

Volatility

MSIGX vs. YFSIX - Volatility Comparison

The current volatility for Invesco Main Street Fund (MSIGX) is 4.09%, while AMG Yacktman Global Fund (YFSIX) has a volatility of 9.23%. This indicates that MSIGX experiences smaller price fluctuations and is considered to be less risky than YFSIX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	MSIGX	YFSIX	Difference
Volatility (1M) Calculated over the trailing 1-month period	4.09%	9.23%	-5.14%
Volatility (6M) Calculated over the trailing 6-month period	9.04%	19.89%	-10.85%
Volatility (1Y) Calculated over the trailing 1-year period	18.35%	21.29%	-2.94%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	16.87%	15.11%	+1.76%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	17.85%	16.20%	+1.65%