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MFS International Equity Fund Class R6 (MIEKX) Sharpe Ratio: 0.83

Mutual Fund · Currency in USD · Last updated Jun 23, 2026

The MFS International Equity Fund seeks capital appreciation by investing in a diversified portfolio of high-conviction ideas, following a growth-at-a-reasonable-price style with a quality bias, focusing on identifying high-quality, attractively valued companies through a global investment platform.

MIEKX's Sharpe Ratio of 0.83 indicates that for each unit of volatility, it generates 0.83 units of excess return above the risk-free rate. The ratio is calculated using historical daily returns over the past 12 months (as of Jun 23, 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. For how to read this number and when it can mislead, see Sharpe Ratio Explained.

MIEKX Sharpe Ratio Rank

MIEKX Sharpe Ratio Rank: 10.911
Concerning

MIEKX ranks above 10.9% of all investments in our database based on Sharpe Ratio over the past 12 months, indicating weak 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

  • Weak risk-adjusted returns relative to category peers
  • Evaluate whether this holding aligns with your risk-return objectives
  • Consider reducing exposure or re-evaluating position size
  • Review higher-ranked alternatives in the same category

MIEKX Sharpe Ratio Market Positioning

The chart shows MIEKX'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%): 1.33 or lower
  • Yellow zone (middle 50%): 1.33 to 2.32
  • Green zone (top 25%): 2.32 or higher
  • Top 1%: 4.30+
  • Median: 1.93 — half of all investments score higher

How it compares to other similar mutual funds

The table compares MFS International Equity Fund Class R6's Sharpe Ratio with other mutual funds in the International Equity category across multiple time periods, showing how MIEKX'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 Jun 23, 2026.

SymbolName1Y Sharpe Ratio5Y Sharpe Ratio10Y Sharpe RatioAll Time Sharpe Ratio
BDOAXiShares MSCI Total International Index Fund Class A2.15
APDIXArtisan International Fund Advisor Class1.76
GOIGXJohn Hancock International Growth Fund Class A1.55
TRIEXNuveen International Equity Index Fund Retirement Class1.55
GSIYXGoldman Sachs GQG Partners International Opportunities Fund Class R61.02
MIEKXMFS International Equity Fund Class R60.83

S&P 500 Index

How to choose period

Historical Sharpe Ratio

The chart shows MIEKX'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 MIEKX consistently outperforms (line above benchmark), underperforms (below benchmark), or aligns with the benchmark.

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Sharpe Ratio Calculator

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