MRSAX vs. MINIX

Last updated Jul 14, 2026

MRSAX (MFS Research International A) and MINIX (MFS International Intrinsic Value Fund Class I) are both mutual funds - MRSAX is a Foreign Large Cap Equities fund managed by MFS, while MINIX is a Large Cap Growth Equities fund managed by MFS. Over the past 10 years, MRSAX returned 8.68%/yr vs 9.99%/yr for MINIX. Their correlation of 0.94 suggests significant overlap in exposure. MRSAX charges 1.04%/yr vs 0.72%/yr for MINIX.

Performance

MRSAX vs. MINIX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in MFS Research International A (MRSAX) and MFS International Intrinsic Value Fund Class I (MINIX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, MRSAX achieves a 10.53% return, which is significantly higher than MINIX's 5.42% return. Over the past 10 years, MRSAX has underperformed MINIX with an annualized return of 8.68%, while MINIX has yielded a comparatively higher 9.99% annualized return.

MRSAX

• 1D: 0.10%
• 1M: 1.09%
• 6M: 7.00%
• YTD: 10.53%
• 1Y: 17.24%
• 3Y*: 13.10%
• 5Y*: 5.99%
• 10Y*: 8.68%

MINIX

• 1D: 0.02%
• 1M: 0.16%
• 6M: 2.15%
• YTD: 5.42%
• 1Y: 17.51%
• 3Y*: 16.78%
• 5Y*: 7.38%
• 10Y*: 9.99%

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

MRSAX vs. MINIX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
MRSAX MFS Research International A	10.53%	22.31%	2.83%	13.11%	-17.52%	11.62%	12.90%	27.67%	-14.20%	28.05%
MINIX MFS International Intrinsic Value Fund Class I	5.42%	33.06%	7.35%	18.04%	-23.05%	10.55%	20.45%	25.90%	-9.02%	27.14%

Correlation

The correlation between MRSAX and MINIX is 0.94, indicating a strong positive relationship between their price movements. Combining them offers limited diversification - they tend to fall together during downturns.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.94
Correlation (3Y) Calculated over the trailing 3-year period	0.95
Correlation (5Y) Calculated over the trailing 5-year period	0.95
Correlation (10Y) Calculated over the trailing 10-year period	0.94
Correlation (All Time) Calculated using the full available price history since Dec 31, 1996	0.94

The correlation between MRSAX and MINIX has been stable across timeframes, ranging from 0.94 to 0.95 - a consistent structural relationship.

Return for Risk

MRSAX vs. MINIX — Risk / Return Rank

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

MRSAX

MRSAX Risk / Return Rank: 28
MRSAX Sharpe Ratio Rank: 29
MRSAX Sortino Ratio Rank: 29
MRSAX Omega Ratio Rank: 29
MRSAX Calmar Ratio Rank: 25
MRSAX Martin Ratio Rank: 27

MINIX

MINIX Risk / Return Rank: 26
MINIX Sharpe Ratio Rank: 28
MINIX Sortino Ratio Rank: 27
MINIX Omega Ratio Rank: 26
MINIX Calmar Ratio Rank: 23
MINIX Martin Ratio Rank: 25

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.

MRSAX vs. MINIX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for MFS Research International A (MRSAX) and MFS International Intrinsic Value Fund Class I (MINIX). 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.

	MRSAX	MINIX	Difference
Sharpe ratio: Return per unit of total volatility	1.17	1.13	+0.03
Sortino ratio: Return per unit of downside risk	1.70	1.63	+0.07
Omega ratio: Gain probability vs. loss probability	1.21	1.20	+0.01
Calmar ratio: Return relative to maximum drawdown	1.39	1.34	+0.06
Martin ratio: Return relative to average drawdown	4.79	4.51	+0.29

MRSAX vs. MINIX - Sharpe Ratio Comparison

The current MRSAX Sharpe Ratio is 1.17, which is comparable to the MINIX Sharpe Ratio of 1.13. The chart below compares the historical Sharpe Ratios of MRSAX and MINIX, 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

MRSAX vs. MINIX - Drawdown Comparison

The maximum MRSAX drawdown since its inception was -59.76%, which is greater than MINIX's maximum drawdown of -51.72%. Use the drawdown chart below to compare losses from any high point for MRSAX and MINIX.

Drawdown Indicators

	MRSAX	MINIX	Difference
Max Drawdown Largest peak-to-trough decline	-59.76%	-51.72%	-8.04%
Max Drawdown (1Y) Largest decline over 1 year	-11.68%	-12.42%	+0.74%
Max Drawdown (3Y) Largest decline over 3 years	-14.05%	-13.59%	-0.46%
Max Drawdown (5Y) Largest decline over 5 years	-30.93%	-36.78%	+5.85%
Max Drawdown (10Y) Largest decline over 10 years	-30.93%	-36.78%	+5.85%
Current Drawdown Current decline from peak	-1.44%	-3.98%	+2.54%
Average Drawdown Average peak-to-trough decline	-13.05%	-8.60%	-4.45%
Ulcer Index Depth and duration of drawdowns from previous peaks	3.40%	3.68%	-0.28%

Volatility

MRSAX vs. MINIX - Volatility Comparison

MFS Research International A (MRSAX) and MFS International Intrinsic Value Fund Class I (MINIX) have volatilities of 4.73% and 4.64%, respectively, indicating that both stocks experience similar levels of price fluctuations. This suggests that the risk associated with both stocks, as measured by volatility, is nearly the same. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	MRSAX	MINIX	Difference
Volatility (1M) Calculated over the trailing 1-month period	4.73%	4.64%	+0.09%
Volatility (6M) Calculated over the trailing 6-month period	11.64%	12.07%	-0.43%
Volatility (1Y) Calculated over the trailing 1-year period	13.97%	14.63%	-0.66%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	15.07%	16.76%	-1.69%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	15.18%	15.50%	-0.32%

MRSAX vs. MINIX - Expense Ratio Comparison

MRSAX has a 1.04% expense ratio, which is higher than MINIX's 0.72% expense ratio.

Dividends

MRSAX vs. MINIX - Dividend Comparison

MRSAX's dividend yield for the trailing twelve months is around 4.73%, less than MINIX's 7.37% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
MINIX MFS International Intrinsic Value Fund Class I	7.37%	7.77%	12.02%	11.21%	13.90%	7.25%	5.25%	3.94%	4.49%	2.62%	1.82%	3.20%
MRSAX MFS Research International A	4.73%	5.23%	1.81%	1.49%	1.37%	1.04%	0.73%	1.63%	5.41%	1.04%	1.71%	1.67%

Frequently Asked Questions

Can I hold both MRSAX and MINIX in my portfolio?

With a correlation of 0.94, MRSAX and MINIX 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, MRSAX or MINIX?

MRSAX has higher volatility (4.73%) compared to MINIX (4.64%). In terms of maximum drawdown, MRSAX dropped -59.76% vs MINIX's -51.72%.

Which has better risk-adjusted returns?

MRSAX currently has the higher Sharpe Ratio (1.17 vs 1.13), 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.