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American High-Income Municipal Bond Fund (AMHIX) Sharpe Ratio: 2.59

Mutual Fund · Currency in USD · Last updated Jun 3, 2026

Under normal circumstances, the fund will invest at least 80% of its assets in, or derive at least 80% of its income from, securities that are exempt from regular federal income tax and may subject the investors to alternative minimum tax. It may invest, without limitation, in securities that may subject the investors to federal alternative minimum tax. The fund invests at least 50% of its portfolio in debt securities rated BBB+ or below or Baa1 or below, or unrated but determined by the fund's investment adviser to be of equivalent quality.

AMHIX's Sharpe Ratio of 2.59 indicates that for each unit of volatility, it generates 2.59 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 3, 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.

AMHIX Sharpe Ratio Rank

AMHIX Sharpe Ratio Rank: 79.479
Above Average

AMHIX ranks above 79.4% of all investments in our database based on Sharpe Ratio over the past 12 months, indicating above-average returns relative to volatility. 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

  • Above-average risk-adjusted returns with room for improvement
  • Compare against category peers to gauge relative positioning
  • Monitor for movement toward top tier or decline toward median
  • Consider pairing with top-tier holdings to improve portfolio efficiency

AMHIX Sharpe Ratio Market Positioning

The chart shows AMHIX'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%): 1.42 or lower
  • Yellow zone (middle 50%): 1.42 to 2.51
  • Green zone (top 25%): 2.51 or higher
  • Top 1%: 4.64+
  • Median: 2.09 — half of all investments score higher

How it compares to other similar mutual funds

The table compares American High-Income Municipal Bond Fund's Sharpe Ratio with other mutual funds in the High Yield Muni category across multiple time periods, showing how AMHIX'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 3, 2026.

SymbolName1Y Sharpe Ratio5Y Sharpe Ratio10Y Sharpe RatioAll Time Sharpe Ratio
PRFHXT. Rowe Price Tax Free High Yield Fund3.36
ISHYXInvesco Short Duration High Yield Municipal Fund2.89
SDHIXLord Abbett Short Duration High Income Municipal Bond Fund2.77
HIMFXAmerican High-Income Municipal Bond Fund Class F-32.68
AHMFXAmerican High-Income Municipal Bond Fund Class F-22.65
AMHIXAmerican High-Income Municipal Bond Fund2.59
FHTFXFederated Hermes Municipal High Yield Advtg Fd2.57
EWHYXEaton Vance High Yield Municipal Income Fund Class W2.55
FQTHXFranklin Templeton SMACS: Series H2.46
FRHIXFranklin High Yield Tax Free Income Fund2.46

S&P 500 Index

How to choose period

Historical Sharpe Ratio

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

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How does AMHIX fit in your portfolio?

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