MOGAX vs. MIEYX

Last updated Jun 4, 2026

MOGAX (MassMutual 60/40 Allocation Fund) and MIEYX (MM S&P 500 Index Fund) are both mutual funds - MOGAX is a Diversified Portfolio fund managed by MassMutual, while MIEYX is a S&P 500 fund tracking the S&P 500 Index. Their correlation of 0.90 suggests significant overlap in exposure. MOGAX charges 0.61%/yr vs 0.46%/yr for MIEYX.

Performance

MOGAX vs. MIEYX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in MassMutual 60/40 Allocation Fund (MOGAX) and MM S&P 500 Index Fund (MIEYX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

MOGAX

• 1D: —
• 1M: —
• YTD: —
• 6M: —
• 1Y: —
• 3Y*: —
• 5Y*: —
• 10Y*: —

MIEYX

• 1D: 0.13%
• 1M: 5.77%
• YTD: 11.45%
• 6M: 11.46%
• 1Y: 28.32%
• 3Y*: 22.16%
• 5Y*: 13.68%
• 10Y*: 14.60%

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

MOGAX vs. MIEYX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
MOGAX MassMutual 60/40 Allocation Fund	0.00%	10.54%	8.82%	14.26%	-22.35%	13.74%	12.03%	24.58%	-8.02%	14.54%
MIEYX MM S&P 500 Index Fund	11.45%	17.27%	24.36%	25.76%	-18.63%	28.02%	17.87%	30.98%	-5.26%	18.90%

Correlation

The correlation between MOGAX and MIEYX is 0.39, which is low. Their price movements are largely independent, making them effective diversification partners.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.39
Correlation (3Y) Calculated over the trailing 3-year period	0.75
Correlation (5Y) Calculated over the trailing 5-year period	0.85
Correlation (10Y) Calculated over the trailing 10-year period	0.87
Correlation (All Time) Calculated using the full available price history since Jun 21, 2011	0.90

Over the past year, the correlation between MOGAX and MIEYX has dropped to 0.39 - well below their long-term average of 0.90, suggesting their price drivers have been diverging.

Return for Risk

MOGAX vs. MIEYX — Risk / Return Rank

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

MIEYX

MIEYX Risk / Return Rank: 70
MIEYX Sharpe Ratio Rank: 72
MIEYX Sortino Ratio Rank: 64
MIEYX Omega Ratio Rank: 64
MIEYX Calmar Ratio Rank: 71
MIEYX Martin Ratio Rank: 81

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.

MOGAX vs. MIEYX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for MassMutual 60/40 Allocation Fund (MOGAX) and MM S&P 500 Index Fund (MIEYX). 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.

Risk / return metrics aren't available yet — we need at least 12 months of trading data to calculate them.

Sharpe Ratios by Period

	MOGAX	MIEYX	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	—	2.46	—
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	—	0.54	—
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	—	0.65	—
Sharpe Ratio (All Time) Calculated using the full available price history	—	0.40	—

Drawdowns

Drawdown Indicators

	MOGAX	MIEYX	Difference
Max Drawdown Largest peak-to-trough decline	—	-55.63%	—
Max Drawdown (1Y) Largest decline over 1 year	—	-8.92%	—
Max Drawdown (3Y) Largest decline over 3 years	—	-36.63%	—
Max Drawdown (5Y) Largest decline over 5 years	—	-36.63%	—
Max Drawdown (10Y) Largest decline over 10 years	—	-36.63%	—
Current Drawdown Current decline from peak	—	-2.43%	—
Average Drawdown Average peak-to-trough decline	—	-12.57%	—
Ulcer Index Depth and duration of drawdowns from previous peaks	—	1.91%	—

Volatility

Volatility by Period

	MOGAX	MIEYX	Difference
Volatility (1M) Calculated over the trailing 1-month period	—	2.84%	—
Volatility (6M) Calculated over the trailing 6-month period	—	8.99%	—
Volatility (1Y) Calculated over the trailing 1-year period	—	11.89%	—
Volatility (5Y) Calculated over the trailing 5-year period, annualized	—	25.50%	—
Volatility (10Y) Calculated over the trailing 10-year period, annualized	—	22.57%	—

MOGAX vs. MIEYX - Expense Ratio Comparison

MOGAX has a 0.61% expense ratio, which is higher than MIEYX's 0.46% expense ratio.

Dividends

MOGAX vs. MIEYX - Dividend Comparison

MOGAX's dividend yield for the trailing twelve months is around 3.65%, less than MIEYX's 15.82% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
MIEYX MM S&P 500 Index Fund	15.82%	17.63%	32.89%	7.13%	33.24%	13.29%	16.29%	6.38%	19.14%	21.81%	4.19%	2.29%
MOGAX MassMutual 60/40 Allocation Fund	3.65%	3.65%	6.23%	3.93%	1.84%	13.14%	3.65%	13.70%	15.46%	1.02%	1.55%	3.52%

Frequently Asked Questions

Can I hold both MOGAX and MIEYX in my portfolio?

MOGAX and MIEYX have a correlation of 0.39, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.