MFS Research International Fund (MRSIX) Sharpe Ratio: 0.94

MRSIX's Sharpe Ratio of 0.94 indicates that for each unit of volatility, it generates 0.94 units of excess return above the risk-free rate. The ratio is calculated using historical daily returns over the past 12 months (as of Apr 1, 2026).

Sharpe uses total volatility (standard deviation) which includes both upside and downside price movements, making it useful for comparing risk-adjusted returns across different assets.

MRSIX Sharpe Ratio Rank

Average

MRSIX ranks above 47.9% of all investments in our database based on Sharpe Ratio over the past 12 months, showing balanced returns relative to total risk taken. Securities are ranked from 0 (worst) to 100 (best).

What moves the rank

Strong returns with low total volatility → Higher rank
High volatility (both upside and downside) → Lower rank
Consistent returns → Higher rank than volatile returns of same magnitude
Sharp drawdowns increase volatility → Lower rank

What you can do with this information

Returns are proportional to volatility—neither strong nor weak
Evaluate whether the volatility profile aligns with your risk tolerance
Review higher-ranked alternatives in the same category
Monitor rank direction to identify improving or deteriorating trends

MRSIX Sharpe Ratio Market Positioning

The chart shows MRSIX's Sharpe Ratio relative to all mutual funds on our platform, with color zones indicating percentile rankings. Higher ratios indicate better risk-adjusted returns.

Red zone (bottom 25%): 0.65 or lower
Yellow zone (middle 50%): 0.65 to 1.37
Green zone (top 25%): 1.37 or higher
Top 1%: 3.59+
Median: 1.00 — half of all investments score higher

How it compares to other similar mutual funds

The table compares MFS Research International Fund's Sharpe Ratio with other mutual funds in the Foreign Large Cap Equities category across multiple time periods, showing how MRSIX's risk-adjusted performance compares to similar funds.

Data shows 1-, 5-, and 10-year periods, plus each fund's all-time average, as of Apr 1, 2026.

Symbol	Name	1Y Sharpe Ratio
KGIIX	Kopernik International Fund	3.30
TIVFX	American Beacon Tocqueville International Value Fund	2.87
EPDIX	EuroPac International Dividend Income Fund	2.80
EPDPX	EuroPac International Dividend Income Fund Class A	2.78
PZRIX	PIMCO RAE Global ex-US Fund	2.41
GTMIX	GMO Tax-Managed International Equities Fund	2.38
SWRLX	Touchstone International Equity Fund	2.38
THOIX	Thornburg Global Opportunities Fund	2.27
PTSIX	PIMCO RAE PLUS International Fund	2.25
SIDNX	Hartford Schroders International Multi-Cap Value Fund	2.23
MRSIX	MFS Research International Fund	0.94

Benchmark Against

Benchmark

S&P 500 Index

Lookback Period

How to choose period

Historical Sharpe Ratio

The chart shows MRSIX's rolling Sharpe ratio over time compared to your chosen benchmark. Rising trends indicate improving returns relative to total volatility, while declining trends may signal deteriorating risk-adjusted performance or increased volatility. Use multiple timeframes to distinguish short-term fluctuations from long-term patterns.

Identify market cycles by observing when MRSIX consistently outperforms (line above benchmark), underperforms (below benchmark), or aligns with the benchmark.

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Explore MRSIX risk-adjusted metrics in detail

Dive deeper into individual metrics with historical trends, benchmark comparisons, and performance across different time periods.

MRSIX Sortino Ratio