- ISIN
- US0249348048
- CUSIP
- 024934804
- Issuer
- American Century
- Inception Date
- Mar 30, 1998
- Category
- High Yield Muni
- Min. Investment
- $2,500
- Distribution Policy
- Distributing
- Asset Class
- Bond
- Assets Under Management
- $573M
Share Price Chart
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Performance
ABHYX Performance Chart
American Century High-Yield Municipal Fund (ABHYX) is up 2.5% since the beginning of the year. ABHYX is currently trading at $9 per share. Investors who bought $1,000 worth of ABHYX shares 5 years ago would now be looking at an investment worth $1,040.
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Returns By Period
American Century High-Yield Municipal Fund (ABHYX) has returned 2.50% so far this year and 7.79% over the past 12 months. Over the last ten years, ABHYX has returned 2.84% per year, falling short of the S&P 500 Index benchmark, which averaged 13.88% annually.
American Century High-Yield Municipal Fund
- 1D
- 0.00%
- 1M
- 1.97%
- YTD
- 2.50%
- 6M
- 3.11%
- 1Y
- 7.79%
- 3Y*
- 5.36%
- 5Y*
- 0.79%
- 10Y*
- 2.84%
Benchmark (S&P 500 Index)
- 1D
- -0.37%
- 1M
- -0.01%
- YTD
- 9.16%
- 6M
- 8.64%
- 1Y
- 25.22%
- 3Y*
- 19.78%
- 5Y*
- 11.99%
- 10Y*
- 13.88%
ABHYX Monthly Returns History
Based on dividend-adjusted daily data since Mar 31, 1998, ABHYX's average daily return is +0.02%, while the average monthly return is +0.36%. At this rate, an investment would double in approximately 16.1 years.
Historically, 69% of months were positive and 31% were negative. The best month was Sep 2009 with a return of +8.7%, while the worst month was Mar 2020 at -9.3%. The longest winning streak lasted 14 consecutive months, and the longest losing streak was 4 months.
On a daily basis, ABHYX closed higher 34% of trading days. The best single day was Mar 25, 2020 with a return of +3.9%, while the worst single day was Mar 19, 2020 at -4.4%.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Total | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026 | 0.60% | 1.74% | -2.24% | 1.28% | 0.80% | 0.34% | 2.50% | ||||||
| 2025 | 0.35% | 1.26% | -1.77% | -1.09% | -0.05% | 0.61% | -1.03% | 0.62% | 3.34% | 1.18% | 0.48% | -0.09% | 3.77% |
| 2024 | 0.57% | 0.59% | 0.69% | -1.35% | 0.61% | 2.17% | 1.03% | 0.71% | 1.44% | -1.30% | 2.09% | -1.18% | 6.16% |
| 2023 | 3.67% | -2.93% | 1.52% | 0.32% | -0.82% | 1.28% | -0.03% | -1.39% | -3.27% | -2.20% | 7.01% | 3.07% | 5.90% |
| 2022 | -2.51% | -0.75% | -3.38% | -3.29% | 1.37% | -3.33% | 3.11% | -2.39% | -5.87% | -2.03% | 5.17% | -0.45% | -13.90% |
| 2021 | 1.49% | -1.00% | 0.66% | 1.56% | 1.01% | 1.01% | 0.91% | -0.35% | -0.92% | -0.25% | 1.12% | 0.27% | 5.61% |
Benchmark Metrics
American Century High-Yield Municipal Fund has an annualized alpha of 4.28%, beta of -0.00, and R2 of 0.00 versus S&P 500 Index. Calculated based on daily prices since March 31, 1998.
- This fund participates in less of S&P 500 Index's moves in both directions, but captures a larger share of gains (15.48%) than losses (2.59%) - typical of diversified or defensive assets.
- Beta of -0.00 may look defensive, but with R2 of 0.00 this fund is largely uncorrelated with S&P 500 Index - low beta reflects independence, not downside protection. See the Volatility section for a true picture of this fund's risk.
- R2 of 0.00 means this fund moves largely independently of S&P 500 Index - capture ratios reflect limited market correlation rather than active downside protection. Consider using a more representative benchmark.
- Alpha
- 4.28%
- Beta
- -0.00
- R²
- 0.00
- Upside Capture
- 15.48%
- Downside Capture
- 2.59%
Expense Ratio
ABHYX has an expense ratio of 0.59%, placing it in the medium range.
Return for Risk
Risk / Return Rank
ABHYX ranks 68 for risk / return — better than 68% of mutual funds on our site. You're getting solid returns for the risk taken. A good sign, especially for investors who want growth without excessive volatility.
Return / Risk — by metrics
The table below present risk-adjusted performance metrics for American Century High-Yield Municipal Fund (ABHYX) and compare them to S&P 500 Index.
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.
| ABHYX | Benchmark | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | +0.33 | ||
| Sortino ratioReturn per unit of downside risk | +1.01 | ||
| Omega ratioGain probability vs. loss probability | 1.58 | 1.37 | +0.21 |
| Calmar ratioReturn relative to maximum drawdown | 2.48 | 2.78 | -0.31 |
| Martin ratioReturn relative to average drawdown | 8.43 | 12.44 | -4.01 |
Dividends
Dividend History
American Century High-Yield Municipal Fund provided a 4.31% dividend yield over the last twelve months, with an annual payout of $0.38 per share. The fund has been increasing its distributions for 3 consecutive years.
| Period | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Dividend | $0.38 | $0.45 | $0.44 | $0.35 | $0.24 | $0.36 | $0.34 | $0.41 | $0.37 | $0.35 | $0.33 | $0.37 |
Dividend yield | 4.31% | 5.11% | 4.96% | 4.02% | 2.77% | 3.50% | 3.35% | 4.08% | 3.90% | 3.61% | 3.61% | 3.91% |
Monthly Dividends
The table displays the monthly dividend distributions for American Century High-Yield Municipal Fund. The dividends shown in the table have been adjusted to account for any splits that may have occurred.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Total | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026 | $0.03 | $0.03 | $0.03 | $0.03 | $0.03 | $0.00 | $0.16 | ||||||
| 2025 | $0.03 | $0.03 | $0.03 | $0.06 | $0.07 | $0.03 | $0.03 | $0.03 | $0.03 | $0.03 | $0.03 | $0.03 | $0.45 |
| 2024 | $0.03 | $0.03 | $0.03 | $0.03 | $0.03 | $0.03 | $0.03 | $0.03 | $0.03 | $0.03 | $0.07 | $0.06 | $0.44 |
| 2023 | $0.03 | $0.03 | $0.03 | $0.03 | $0.03 | $0.03 | $0.03 | $0.03 | $0.03 | $0.03 | $0.03 | $0.03 | $0.35 |
| 2022 | $0.02 | $0.03 | $0.03 | $0.03 | $0.03 | $0.00 | $0.00 | $0.03 | $0.00 | $0.03 | $0.03 | $0.03 | $0.24 |
| 2021 | $0.00 | $0.03 | $0.03 | $0.03 | $0.02 | $0.03 | $0.03 | $0.02 | $0.02 | $0.02 | $0.03 | $0.11 | $0.36 |
Drawdowns
Drawdowns Chart
The Drawdowns chart displays portfolio losses from any high point along the way. Drawdowns are calculated considering price movements and all distributions paid, if any.
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Worst Drawdowns
The table below displays the maximum drawdowns of the American Century High-Yield Municipal Fund. A maximum drawdown is a measure of risk, indicating the largest reduction in portfolio value due to a series of losing trades.
The maximum drawdown for the American Century High-Yield Municipal Fund was 26.34%, occurring on Dec 17, 2008. Recovery took 449 trading sessions.
Related event | Drawdown | Fall | Recovery | Underwater |
|---|---|---|---|---|
Financial crisis2007–2009 | -26.34%Dec 2008 | 1y 7mo | 1y 9mo | 3y 4moMay 2007 - Sep 2010 |
Bear market2022 | -18.54%Oct 2022 | 1y 2mo | 3y 11d | 4y 3moAug 2021 - Nov 2025 |
COVID crash2020 | -16.20%Mar 2020 | 17d | 9mo | 9mo 17dMar 2020 - Dec 2020 |
2013 pullback2013 | -9.44%Sep 2013 | 4mo 5d | 11mo 7d | 1y 3moMay 2013 - Aug 2014 |
2011 pullback2011 | -8.18%Jan 2011 | 2mo 24d | 6mo 12d | 9mo 6dOct 2010 - Jul 2011 |
Drawdown Indicators
| ABHYX | Benchmark | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -26.34% | -56.78% | +30.44% |
Max Drawdown (1Y)Largest decline over 1 year | -3.16% | -9.10% | +5.94% |
Max Drawdown (3Y)Largest decline over 3 years | -7.40% | -18.90% | +11.50% |
Max Drawdown (5Y)Largest decline over 5 years | -18.54% | -25.43% | +6.89% |
Max Drawdown (10Y)Largest decline over 10 years | -18.54% | -33.92% | +15.38% |
Current DrawdownCurrent decline from peak | 0.00% | -1.80% | +1.80% |
Average DrawdownAverage peak-to-trough decline | -3.10% | -10.71% | +7.61% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 0.93% | 2.03% | -1.10% |
Volatility
Volatility Chart
The chart below shows the rolling one-month volatility.
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