MSPIX vs. GQEIX

Last updated Apr 1, 2026

Compare and contrast key facts about MainStay S&P 500 Index Fund (MSPIX) and GQG Partners US Select Quality Equity Fund (GQEIX).

MSPIX is managed by New York Life. It was launched on Jan 2, 1991. GQEIX is an actively managed fund by GQG Partners Inc. It was launched on Sep 28, 2018.

Performance

MSPIX vs. GQEIX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in MainStay S&P 500 Index Fund (MSPIX) and GQG Partners US Select Quality Equity Fund (GQEIX). The values are adjusted to include any dividend payments, if applicable.

MSPIX vs. GQEIX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018
MSPIX MainStay S&P 500 Index Fund	-7.11%	17.55%	24.31%	26.29%	-18.33%	28.46%	18.14%	31.02%	-13.07%
GQEIX GQG Partners US Select Quality Equity Fund	9.81%	-4.31%	29.20%	17.77%	-2.69%	19.88%	23.88%	27.34%	-7.65%

Returns By Period

In the year-to-date period, MSPIX achieves a -7.11% return, which is significantly lower than GQEIX's 9.81% return.

MSPIX

• 1D: -0.39%
• 1M: -7.68%
• YTD: -7.11%
• 6M: -4.72%
• 1Y: 14.15%
• 3Y*: 16.86%
• 5Y*: 11.13%
• 10Y*: 13.46%

GQEIX

• 1D: 0.68%
• 1M: -1.96%
• YTD: 9.81%
• 6M: 7.96%
• 1Y: 5.78%
• 3Y*: 18.05%
• 5Y*: 12.77%
• 10Y*: —

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

MSPIX vs. GQEIX - Expense Ratio Comparison

MSPIX has a 0.25% expense ratio, which is lower than GQEIX's 0.49% expense ratio.

GQEIX

GQG Partners US Select Quality Equity Fund

MSPIX

MainStay S&P 500 Index Fund

Return for Risk

MSPIX vs. GQEIX — Risk / Return Rank

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

MSPIX

MSPIX Risk / Return Rank: 42
MSPIX Sharpe Ratio Rank: 39
MSPIX Sortino Ratio Rank: 42
MSPIX Omega Ratio Rank: 46
MSPIX Calmar Ratio Rank: 36
MSPIX Martin Ratio Rank: 47

GQEIX

GQEIX Risk / Return Rank: 20
GQEIX Sharpe Ratio Rank: 22
GQEIX Sortino Ratio Rank: 20
GQEIX Omega Ratio Rank: 19
GQEIX Calmar Ratio Rank: 24
GQEIX Martin Ratio Rank: 17

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.

MSPIX vs. GQEIX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for MainStay S&P 500 Index Fund (MSPIX) and GQG Partners US Select Quality Equity Fund (GQEIX). 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.

	MSPIX	GQEIX	Difference
Sharpe ratio Return per unit of total volatility	0.82	0.56	+0.27
Sortino ratio Return per unit of downside risk	1.28	0.82	+0.46
Omega ratio Gain probability vs. loss probability	1.19	1.11	+0.08
Calmar ratio Return relative to maximum drawdown	0.98	0.69	+0.28
Martin ratio Return relative to average drawdown	4.73	1.77	+2.96
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

MSPIX vs. GQEIX - Sharpe Ratio Comparison

The current MSPIX Sharpe Ratio is 0.82, which is higher than the GQEIX Sharpe Ratio of 0.56. The chart below compares the historical Sharpe Ratios of MSPIX and GQEIX, 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

	MSPIX	GQEIX	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	0.82	0.56	+0.27
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.66	0.81	-0.15
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	0.75	—	—
Sharpe Ratio (All Time) Calculated using the full available price history	0.58	0.76	-0.18

Correlation

The correlation between MSPIX and GQEIX is 0.77, which is considered to be high. That indicates a strong positive relationship between their price movements. Having highly-correlated positions in a portfolio may signal a lack of diversification, potentially leading to increased risk during market downturns.

Dividends

MSPIX vs. GQEIX - Dividend Comparison

MSPIX's dividend yield for the trailing twelve months is around 1.34%, less than GQEIX's 6.72% yield.

	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
MSPIX MainStay S&P 500 Index Fund	1.34%	1.25%	5.31%	4.17%	10.37%	4.57%	8.86%	17.41%	14.61%	15.26%	9.79%	5.75%
GQEIX GQG Partners US Select Quality Equity Fund	6.72%	7.38%	5.41%	0.63%	4.50%	1.50%	0.67%	0.65%	0.12%	0.00%	0.00%	0.00%

Drawdowns

MSPIX vs. GQEIX - Drawdown Comparison

The maximum MSPIX drawdown since its inception was -55.30%, which is greater than GQEIX's maximum drawdown of -28.48%. Use the drawdown chart below to compare losses from any high point for MSPIX and GQEIX.

Drawdown Indicators

	MSPIX	GQEIX	Difference
Max Drawdown Largest peak-to-trough decline	-55.30%	-28.48%	-26.82%
Max Drawdown (1Y) Largest decline over 1 year	-12.11%	-8.67%	-3.44%
Max Drawdown (5Y) Largest decline over 5 years	-24.64%	-20.44%	-4.20%
Max Drawdown (10Y) Largest decline over 10 years	-33.78%	—	—
Current Drawdown Current decline from peak	-8.93%	-6.09%	-2.84%
Average Drawdown Average peak-to-trough decline	-8.74%	-5.69%	-3.05%
Ulcer Index Depth and duration of drawdowns from previous peaks	2.57%	3.40%	-0.83%

Volatility

MSPIX vs. GQEIX - Volatility Comparison

MainStay S&P 500 Index Fund (MSPIX) has a higher volatility of 4.24% compared to GQG Partners US Select Quality Equity Fund (GQEIX) at 2.77%. This indicates that MSPIX's price experiences larger fluctuations and is considered to be riskier than GQEIX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	MSPIX	GQEIX	Difference
Volatility (1M) Calculated over the trailing 1-month period	4.24%	2.77%	+1.47%
Volatility (6M) Calculated over the trailing 6-month period	9.10%	7.31%	+1.79%
Volatility (1Y) Calculated over the trailing 1-year period	18.13%	12.46%	+5.67%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	16.87%	15.88%	+0.99%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	18.04%	18.88%	-0.84%