MMGEX vs. MBCSX

Last updated Jun 24, 2026

MMGEX (MassMutual Small Cap Growth Equity Fund) and MBCSX (MassMutual Blue Chip Growth Fund) are both mutual funds - MMGEX is a Small Cap Growth Equities fund managed by MassMutual, while MBCSX is a Large Cap Growth Equities fund managed by MassMutual. Over the past 10 years, MMGEX returned 16.34%/yr vs 17.10%/yr for MBCSX. Their correlation of 0.84 suggests significant overlap in exposure. MMGEX charges 1.41%/yr vs 0.73%/yr for MBCSX.

Performance

MMGEX vs. MBCSX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in MassMutual Small Cap Growth Equity Fund (MMGEX) and MassMutual Blue Chip Growth Fund (MBCSX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, MMGEX achieves a 28.07% return, which is significantly higher than MBCSX's -2.32% return. Both investments have delivered pretty close results over the past 10 years, with MMGEX having a 16.34% annualized return and MBCSX not far ahead at 17.10%.

MMGEX

• 1D: 1.39%
• 1M: 7.23%
• YTD: 28.07%
• 6M: 24.87%
• 1Y: 45.52%
• 3Y*: 21.26%
• 5Y*: 7.12%
• 10Y*: 16.34%

MBCSX

• 1D: -1.59%
• 1M: -3.89%
• YTD: -2.32%
• 6M: -3.59%
• 1Y: 10.10%
• 3Y*: 19.98%
• 5Y*: 9.88%
• 10Y*: 17.10%

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

MMGEX vs. MBCSX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
MMGEX MassMutual Small Cap Growth Equity Fund	28.07%	10.66%	14.79%	16.35%	-26.21%	8.52%	40.08%	61.40%	-5.46%	24.28%
MBCSX MassMutual Blue Chip Growth Fund	-2.32%	16.68%	35.05%	51.00%	-34.11%	17.05%	33.53%	38.41%	0.22%	34.43%

Correlation

The correlation between MMGEX and MBCSX is 0.62, which is moderate. They share some common price drivers but move independently often enough to provide real diversification benefit when combined.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.62
Correlation (3Y) Calculated over the trailing 3-year period	0.68
Correlation (5Y) Calculated over the trailing 5-year period	0.76
Correlation (10Y) Calculated over the trailing 10-year period	0.78
Correlation (All Time) Calculated using the full available price history since May 31, 2001	0.84

Over the past year, the correlation between MMGEX and MBCSX has dropped to 0.62 - well below their long-term average of 0.84, suggesting their price drivers have been diverging.

Return for Risk

MMGEX vs. MBCSX — Risk / Return Rank

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

MMGEX

MMGEX Risk / Return Rank: 76
MMGEX Sharpe Ratio Rank: 74
MMGEX Sortino Ratio Rank: 66
MMGEX Omega Ratio Rank: 58
MMGEX Calmar Ratio Rank: 91
MMGEX Martin Ratio Rank: 93

MBCSX

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

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.

MMGEX vs. MBCSX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for MassMutual Small Cap Growth Equity Fund (MMGEX) and MassMutual Blue Chip Growth Fund (MBCSX). 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.

	MMGEX	MBCSX	Difference
Sharpe ratio: Return per unit of total volatility	2.30	0.69	+1.61
Sortino ratio: Return per unit of downside risk	3.09	1.03	+2.06
Omega ratio: Gain probability vs. loss probability	1.39	1.13	+0.26
Calmar ratio: Return relative to maximum drawdown	4.53	0.66	+3.87
Martin ratio: Return relative to average drawdown	18.33	2.10	+16.23

MMGEX vs. MBCSX - Sharpe Ratio Comparison

The current MMGEX Sharpe Ratio is 2.30, which is higher than the MBCSX Sharpe Ratio of 0.69. The chart below compares the historical Sharpe Ratios of MMGEX and MBCSX, 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

MMGEX vs. MBCSX - Drawdown Comparison

The maximum MMGEX drawdown since its inception was -63.65%, which is greater than MBCSX's maximum drawdown of -54.66%. Use the drawdown chart below to compare losses from any high point for MMGEX and MBCSX.

Drawdown Indicators

	MMGEX	MBCSX	Difference
Max Drawdown Largest peak-to-trough decline	-63.65%	-54.66%	-8.99%
Max Drawdown (1Y) Largest decline over 1 year	-10.47%	-17.47%	+7.00%
Max Drawdown (3Y) Largest decline over 3 years	-27.79%	-22.92%	-4.87%
Max Drawdown (5Y) Largest decline over 5 years	-51.21%	-48.37%	-2.84%
Max Drawdown (10Y) Largest decline over 10 years	-51.21%	-48.37%	-2.84%
Current Drawdown Current decline from peak	0.00%	-6.23%	+6.23%
Average Drawdown Average peak-to-trough decline	-23.39%	-12.02%	-11.37%
Ulcer Index Depth and duration of drawdowns from previous peaks	2.58%	5.48%	-2.90%

Volatility

MMGEX vs. MBCSX - Volatility Comparison

MassMutual Small Cap Growth Equity Fund (MMGEX) has a higher volatility of 7.05% compared to MassMutual Blue Chip Growth Fund (MBCSX) at 6.11%. This indicates that MMGEX's price experiences larger fluctuations and is considered to be riskier than MBCSX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	MMGEX	MBCSX	Difference
Volatility (1M) Calculated over the trailing 1-month period	7.05%	6.11%	+0.94%
Volatility (6M) Calculated over the trailing 6-month period	16.15%	12.97%	+3.18%
Volatility (1Y) Calculated over the trailing 1-year period	20.61%	16.70%	+3.91%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	32.53%	29.91%	+2.62%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	29.06%	25.65%	+3.41%

MMGEX vs. MBCSX - Expense Ratio Comparison

MMGEX has a 1.41% expense ratio, which is higher than MBCSX's 0.73% expense ratio.

Dividends

MMGEX vs. MBCSX - Dividend Comparison

MMGEX's dividend yield for the trailing twelve months is around 29.62%, less than MBCSX's 44.32% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
MBCSX MassMutual Blue Chip Growth Fund	44.32%	43.29%	13.12%	23.06%	18.44%	21.93%	4.59%	11.06%	6.70%	4.00%	4.77%	18.85%
MMGEX MassMutual Small Cap Growth Equity Fund	29.62%	37.94%	8.94%	0.00%	0.00%	44.40%	10.36%	32.83%	29.40%	6.91%	0.00%	33.83%

Frequently Asked Questions

Can I hold both MMGEX and MBCSX in my portfolio?

MMGEX and MBCSX have a correlation of 0.62, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, MMGEX or MBCSX?

MMGEX has higher volatility (7.05%) compared to MBCSX (6.11%). In terms of maximum drawdown, MMGEX dropped -63.65% vs MBCSX's -54.66%.

Which has better risk-adjusted returns?

MMGEX currently has the higher Sharpe Ratio (2.30 vs 0.69), 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.