MSXAX vs. MLAAX

Last updated Aug 6, 2026

MSXAX (NYLI S&P 500 Index Class A) and MLAAX (MainStay Winslow Large Cap Growth Fund) are both mutual funds - MSXAX is a S&P 500 fund tracking the S&P 500 Index, while MLAAX is a Large Cap Growth Equities fund managed by New York Life. Over the past 10 years, MSXAX returned 14.82%/yr vs 16.46%/yr for MLAAX. Their correlation of 0.92 means they have usually moved in the same direction. MSXAX charges 0.52%/yr vs 0.93%/yr for MLAAX.

Performance

MSXAX vs. MLAAX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in NYLI S&P 500 Index Class A (MSXAX) and MainStay Winslow Large Cap Growth Fund (MLAAX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, MSXAX achieves a 13.45% return, which is significantly higher than MLAAX's 5.23% return. Over the past 10 years, MSXAX has underperformed MLAAX with an annualized return of 14.82%, while MLAAX has yielded a comparatively higher 16.46% annualized return.

MSXAX

• 1D: 1.79%
• 1M: 2.66%
• 6M: 12.79%
• YTD: 13.45%
• 1Y: 23.66%
• 3Y*: 20.97%
• 5Y*: 12.84%
• 10Y*: 14.82%
• ALL TIME*: 10.44%

MLAAX

• 1D: 2.44%
• 1M: 0.76%
• 6M: 12.12%
• YTD: 5.23%
• 1Y: 8.68%
• 3Y*: 20.73%
• 5Y*: 9.72%
• 10Y*: 16.46%
• ALL TIME*: 5.77%

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

Liquidity Comparison

Position	Avg. Volume Value (2W)	Avg. Volume Value (1M)	Avg. Volume Value (3M)
MLAAX MainStay Winslow Large Cap Growth Fund	$0.00	$0.00	$0.00
MSXAX NYLI S&P 500 Index Class A	$0.00	$0.00	$0.00

MSXAX vs. MLAAX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
MSXAX NYLI S&P 500 Index Class A	13.45%	17.26%	23.98%	25.96%	-18.52%	28.13%	17.86%	30.69%	-4.71%	21.07%
MLAAX MainStay Winslow Large Cap Growth Fund	5.23%	14.20%	28.95%	43.10%	-31.51%	25.00%	36.95%	33.18%	3.81%	32.19%

Correlation

The correlation between MSXAX and MLAAX is 0.92, meaning they have usually moved in the same direction, including during past declines.

	Correlation
Correlation (1Y) Focuses on recent behavior, but can change the most.	0.92
Correlation (3Y) Balances recent behavior with more history.	0.91
Correlation (5Y) Shows whether the relationship held over a longer period.	0.93
Correlation (10Y) Provides a long-term view across more market conditions.	0.90
Correlation (All Time) Calculated using the full available price history since Dec 31, 2003	0.92

The correlation between MSXAX and MLAAX has been stable across timeframes, ranging from 0.90 to 0.93 - a consistent structural relationship.

Return for Risk

MSXAX vs. MLAAX — Risk / Return Rank

Compare historical risk-adjusted metric ranks over the past 12 months.

MSXAX

MSXAX Risk / Return Rank: 66
MSXAX Sharpe Ratio Rank: 65
MSXAX Sortino Ratio Rank: 60
MSXAX Omega Ratio Rank: 59
MSXAX Calmar Ratio Rank: 68
MSXAX Martin Ratio Rank: 77

MLAAX

MLAAX Risk / Return Rank: 8
MLAAX Sharpe Ratio Rank: 9
MLAAX Sortino Ratio Rank: 9
MLAAX Omega Ratio Rank: 9
MLAAX Calmar Ratio Rank: 7
MLAAX Martin Ratio Rank: 8

The rank (0–100) uses a weighted average of the Sharpe, Sortino, Omega, Calmar, and Martin percentile ranks for the trailing 12 months. Higher means stronger historical risk-adjusted performance within the peer group.

MSXAX vs. MLAAX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for NYLI S&P 500 Index Class A (MSXAX) and MainStay Winslow Large Cap Growth Fund (MLAAX). 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.

	MSXAX	MLAAX	Difference
Sharpe ratio: Return per unit of total volatility	1.81	0.41	+1.39
Sortino ratio: Return per unit of downside risk	2.50	0.70	+1.79
Omega ratio: Gain probability vs. loss probability	1.32	1.08	+0.24
Calmar ratio: Return relative to maximum drawdown	2.59	0.39	+2.20
Martin ratio: Return relative to average drawdown	11.09	1.11	+9.97

MSXAX vs. MLAAX - Sharpe Ratio Comparison

The current MSXAX Sharpe Ratio is 1.81, which is higher than the MLAAX Sharpe Ratio of 0.41. The chart below compares the historical Sharpe Ratios of MSXAX and MLAAX, 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

MSXAX vs. MLAAX - Drawdown Comparison

The maximum MSXAX drawdown since its inception was -55.48%, smaller than the maximum MLAAX drawdown of -83.01%. Use the drawdown chart below to compare losses from any high point for MSXAX and MLAAX.

Drawdown Indicators

	MSXAX	MLAAX	Difference
Max Drawdown Largest peak-to-trough decline	-55.48%	-83.01%	+27.53%
Max Drawdown (1Y) Largest decline over 1 year	-8.97%	-20.28%	+11.31%
Max Drawdown (3Y) Largest decline over 3 years	-18.78%	-35.43%	+16.65%
Max Drawdown (5Y) Largest decline over 5 years	-24.78%	-39.36%	+14.58%
Max Drawdown (10Y) Largest decline over 10 years	-33.79%	-39.36%	+5.57%
Current Drawdown Current decline from peak	0.00%	-4.99%	+4.99%
Average Drawdown Average peak-to-trough decline	-7.12%	-38.63%	+31.51%
Ulcer Index Depth and duration of drawdowns from previous peaks	2.09%	7.11%	-5.02%

Volatility

MSXAX vs. MLAAX - Volatility Comparison

The current volatility for NYLI S&P 500 Index Class A (MSXAX) is 4.13%, while MainStay Winslow Large Cap Growth Fund (MLAAX) has a volatility of 6.83%. This indicates that MSXAX experiences smaller price fluctuations and is considered to be less risky than MLAAX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	MSXAX	MLAAX	Difference
Volatility (1M) Calculated over the trailing 1-month period	4.13%	6.83%	-2.70%
Volatility (6M) Calculated over the trailing 6-month period	10.32%	15.69%	-5.37%
Volatility (1Y) Calculated over the trailing 1-year period	12.95%	19.20%	-6.25%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	17.05%	25.96%	-8.91%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	18.10%	25.88%	-7.78%

MSXAX vs. MLAAX - Expense Ratio Comparison

MSXAX has a 0.52% expense ratio, which is lower than MLAAX's 0.93% expense ratio.

Dividends

MSXAX vs. MLAAX - Dividend Comparison

MSXAX's dividend yield for the trailing twelve months is around 0.93%, less than MLAAX's 23.16% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
MLAAX MainStay Winslow Large Cap Growth Fund	23.16%	24.37%	22.54%	10.59%	14.95%	26.64%	5.40%	11.55%	23.59%	17.20%	13.18%	13.61%
MSXAX NYLI S&P 500 Index Class A	0.93%	1.06%	5.20%	4.04%	10.30%	4.44%	8.78%	17.42%	14.49%	15.18%	9.63%	5.53%

Frequently Asked Questions

Can I hold both MSXAX and MLAAX in my portfolio?

With a correlation of 0.92, MSXAX and MLAAX 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, MSXAX or MLAAX?

MLAAX has higher volatility (6.83%) compared to MSXAX (4.13%). In terms of maximum drawdown, MSXAX dropped -55.48% vs MLAAX's -83.01%.

Which has better risk-adjusted returns?

MSXAX currently has the higher Sharpe Ratio (1.81 vs 0.41), 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.