HIMFX vs. MMHYX
Compare and contrast key facts about American High-Income Municipal Bond Fund Class F-3 (HIMFX) and MFS Municipal High Income Fund (MMHYX).
HIMFX is an actively managed fund by Capital Group. It was launched on Jan 27, 2017. MMHYX is managed by MFS. It was launched on Feb 23, 1984.
Performance
HIMFX vs. MMHYX - Performance Comparison
Loading graphics...
HIMFX vs. MMHYX - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
HIMFX American High-Income Municipal Bond Fund Class F-3 | -0.13% | 4.69% | 6.23% | 7.89% | -12.36% | 5.60% | 4.74% | 8.92% | 1.91% | 8.22% |
MMHYX MFS Municipal High Income Fund | -0.10% | 5.02% | 6.72% | 5.30% | -14.64% | 5.31% | 3.39% | 9.94% | 2.09% | 6.96% |
Returns By Period
In the year-to-date period, HIMFX achieves a -0.13% return, which is significantly lower than MMHYX's -0.10% return.
HIMFX
- 1D
- 0.33%
- 1M
- -2.06%
- YTD
- -0.13%
- 6M
- 1.53%
- 1Y
- 3.90%
- 3Y*
- 5.31%
- 5Y*
- 1.76%
- 10Y*
- —
MMHYX
- 1D
- 0.41%
- 1M
- -1.99%
- YTD
- -0.10%
- 6M
- 1.57%
- 1Y
- 3.37%
- 3Y*
- 4.84%
- 5Y*
- 0.89%
- 10Y*
- 2.78%
Compare stocks, funds, or ETFs
Search for stocks, ETFs, and funds for a quick comparison or use the comparison tool for more options.
HIMFX vs. MMHYX - Expense Ratio Comparison
HIMFX has a 0.31% expense ratio, which is lower than MMHYX's 0.61% expense ratio.
Return for Risk
HIMFX vs. MMHYX — Risk / Return Rank
HIMFX
MMHYX
HIMFX vs. MMHYX - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for American High-Income Municipal Bond Fund Class F-3 (HIMFX) and MFS Municipal High Income Fund (MMHYX). 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.
| HIMFX | MMHYX | Difference | |
|---|---|---|---|
Sharpe ratioReturn per unit of total volatility | 0.67 | 0.65 | +0.03 |
Sortino ratioReturn per unit of downside risk | 0.91 | 0.89 | +0.02 |
Omega ratioGain probability vs. loss probability | 1.20 | 1.18 | +0.02 |
Calmar ratioReturn relative to maximum drawdown | 0.87 | 0.83 | +0.05 |
Martin ratioReturn relative to average drawdown | 2.63 | 2.42 | +0.21 |
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month. | |||
Loading graphics...
Sharpe Ratios by Period
| HIMFX | MMHYX | Difference | |
|---|---|---|---|
Sharpe Ratio (1Y)Calculated over the trailing 1-year period | 0.67 | 0.65 | +0.03 |
Sharpe Ratio (5Y)Calculated over the trailing 5-year period | 0.37 | 0.18 | +0.19 |
Sharpe Ratio (10Y)Calculated over the trailing 10-year period | — | 0.58 | — |
Sharpe Ratio (All Time)Calculated using the full available price history | 0.81 | 1.11 | -0.30 |
Correlation
The correlation between HIMFX and MMHYX is 0.88, which is considered to be high. That indicates a strong positive relationship between their price movements. Having highly-correlated positions in a portfolio may signal a lack of diversification, potentially leading to increased risk during market downturns.
Dividends
HIMFX vs. MMHYX - Dividend Comparison
HIMFX's dividend yield for the trailing twelve months is around 3.99%, less than MMHYX's 4.37% yield.
| TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
HIMFX American High-Income Municipal Bond Fund Class F-3 | 3.99% | 4.32% | 3.83% | 3.71% | 2.80% | 3.54% | 3.73% | 3.49% | 3.99% | 3.61% | 0.00% | 0.00% |
MMHYX MFS Municipal High Income Fund | 4.37% | 5.77% | 3.91% | 3.59% | 3.03% | 2.95% | 3.57% | 3.99% | 4.18% | 4.38% | 4.31% | 4.64% |
Drawdowns
HIMFX vs. MMHYX - Drawdown Comparison
The maximum HIMFX drawdown since its inception was -17.57%, smaller than the maximum MMHYX drawdown of -23.28%. Use the drawdown chart below to compare losses from any high point for HIMFX and MMHYX.
Loading graphics...
Drawdown Indicators
| HIMFX | MMHYX | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -17.57% | -23.28% | +5.71% |
Max Drawdown (1Y)Largest decline over 1 year | -5.60% | -5.86% | +0.26% |
Max Drawdown (5Y)Largest decline over 5 years | -17.57% | -19.89% | +2.32% |
Max Drawdown (10Y)Largest decline over 10 years | — | -19.89% | — |
Current DrawdownCurrent decline from peak | -2.38% | -2.38% | 0.00% |
Average DrawdownAverage peak-to-trough decline | -3.21% | -2.89% | -0.32% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 1.86% | 2.00% | -0.14% |
Volatility
HIMFX vs. MMHYX - Volatility Comparison
The current volatility for American High-Income Municipal Bond Fund Class F-3 (HIMFX) is 1.15%, while MFS Municipal High Income Fund (MMHYX) has a volatility of 1.27%. This indicates that HIMFX experiences smaller price fluctuations and is considered to be less risky than MMHYX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
Loading graphics...
Volatility by Period
| HIMFX | MMHYX | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 1.15% | 1.27% | -0.12% |
Volatility (6M)Calculated over the trailing 6-month period | 1.89% | 2.05% | -0.16% |
Volatility (1Y)Calculated over the trailing 1-year period | 6.35% | 5.98% | +0.37% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 4.78% | 4.90% | -0.12% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 4.62% | 4.82% | -0.20% |