MOSAX vs. MCBDX
MOSAX (MassMutual Overseas Fund) and MCBDX (MassMutual Core Bond Fund) are both mutual funds - MOSAX is a Foreign Large Cap Equities fund managed by MassMutual, while MCBDX is a Intermediate Core Bond fund managed by MassMutual. Over the past 10 years, MOSAX returned 8.40%/yr vs 5.38%/yr for MCBDX. At a correlation of -0.08, they often move in opposite directions. MOSAX charges 1.34%/yr vs 0.52%/yr for MCBDX.
Performance
MOSAX vs. MCBDX - Performance Comparison
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Returns By Period
In the year-to-date period, MOSAX achieves a 2.34% return, which is significantly higher than MCBDX's 0.96% return. Over the past 10 years, MOSAX has outperformed MCBDX with an annualized return of 8.40%, while MCBDX has yielded a comparatively lower 5.38% annualized return.
MOSAX
- 1D
- 0.34%
- 1M
- 0.92%
- YTD
- 2.34%
- 6M
- 2.46%
- 1Y
- 12.40%
- 3Y*
- 9.19%
- 5Y*
- 5.71%
- 10Y*
- 8.40%
MCBDX
- 1D
- 0.22%
- 1M
- 1.01%
- YTD
- 0.96%
- 6M
- 1.46%
- 1Y
- 6.17%
- 3Y*
- 4.86%
- 5Y*
- 6.56%
- 10Y*
- 5.38%
MOSAX vs. MCBDX - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
MOSAX MassMutual Overseas Fund | 2.34% | 25.48% | 0.12% | 18.26% | -15.35% | 12.61% | 8.51% | 28.26% | -16.78% | 26.44% |
MCBDX MassMutual Core Bond Fund | 0.96% | 8.03% | 1.13% | 6.64% | -15.29% | 38.26% | 8.42% | 9.62% | -0.48% | 4.60% |
Correlation
The correlation between MOSAX and MCBDX is 0.43, which is low. Their price movements are largely independent, making them effective diversification partners.
| Correlation | |
|---|---|
Correlation (1Y) Calculated over the trailing 1-year period | 0.43 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.35 |
Correlation (5Y) Calculated over the trailing 5-year period | 0.24 |
Correlation (10Y) Calculated over the trailing 10-year period | 0.08 |
Correlation (All Time) Calculated using the full available price history since May 2, 2001 | -0.08 |
The correlation between MOSAX and MCBDX shifts across timeframes, from -0.08 (all time) to 0.43 (1 year), reflecting how their relationship changes across market environments.
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Return for Risk
MOSAX vs. MCBDX — Risk / Return Rank
MOSAX
MCBDX
MOSAX vs. MCBDX - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for MassMutual Overseas Fund (MOSAX) and MassMutual Core Bond Fund (MCBDX). 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.
| MOSAX | MCBDX | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | -0.84 | ||
| Sortino ratioReturn per unit of downside risk | -1.29 | ||
| Omega ratioGain probability vs. loss probability | 1.15 | 1.30 | -0.15 |
| Calmar ratioReturn relative to maximum drawdown | 0.96 | 2.16 | -1.20 |
| Martin ratioReturn relative to average drawdown | 3.25 | 7.06 | -3.81 |
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Drawdowns
MOSAX vs. MCBDX - Drawdown Comparison
The maximum MOSAX drawdown since its inception was -58.43%, which is greater than MCBDX's maximum drawdown of -22.01%. Use the drawdown chart below to compare losses from any high point for MOSAX and MCBDX.
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Drawdown Indicators
| MOSAX | MCBDX | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -58.43% | -22.01% | -36.42% |
Max Drawdown (1Y)Largest decline over 1 year | -11.74% | -2.87% | -8.87% |
Max Drawdown (3Y)Largest decline over 3 years | -14.43% | -5.34% | -9.09% |
Max Drawdown (5Y)Largest decline over 5 years | -33.69% | -22.01% | -11.68% |
Max Drawdown (10Y)Largest decline over 10 years | -36.75% | -22.01% | -14.74% |
Current DrawdownCurrent decline from peak | -2.13% | -4.04% | +1.91% |
Average DrawdownAverage peak-to-trough decline | -11.60% | -3.53% | -8.07% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 3.46% | 0.88% | +2.58% |
Volatility
MOSAX vs. MCBDX - Volatility Comparison
MassMutual Overseas Fund (MOSAX) has a higher volatility of 3.97% compared to MassMutual Core Bond Fund (MCBDX) at 1.10%. This indicates that MOSAX's price experiences larger fluctuations and is considered to be riskier than MCBDX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| MOSAX | MCBDX | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 3.97% | 1.10% | +2.87% |
Volatility (6M)Calculated over the trailing 6-month period | 11.32% | 2.82% | +8.50% |
Volatility (1Y)Calculated over the trailing 1-year period | 14.18% | 3.80% | +10.38% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 17.71% | 20.10% | -2.39% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 18.19% | 14.44% | +3.75% |
MOSAX vs. MCBDX - Expense Ratio Comparison
MOSAX has a 1.34% expense ratio, which is higher than MCBDX's 0.52% expense ratio.
Dividends
MOSAX vs. MCBDX - Dividend Comparison
MOSAX's dividend yield for the trailing twelve months is around 17.79%, more than MCBDX's 4.47% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
MCBDX MassMutual Core Bond Fund | 4.47% | 4.50% | 1.93% | 4.62% | 3.83% | 31.12% | 5.98% | 3.35% | 3.32% | 2.96% | 3.29% | 1.43% |
MOSAX MassMutual Overseas Fund | 17.79% | 18.21% | 6.02% | 2.24% | 9.26% | 9.64% | 1.78% | 5.10% | 12.16% | 1.42% | 1.71% | 3.12% |
Frequently Asked Questions
MOSAX and MCBDX have a correlation of 0.43, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
MOSAX has higher volatility (3.97%) compared to MCBDX (1.10%). In terms of maximum drawdown, MOSAX dropped -58.43% vs MCBDX's -22.01%.
MCBDX currently has the higher Sharpe Ratio (1.63 vs 0.79), 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.
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