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AHYMX vs. ABHYX
Performance
Return for Risk
Drawdowns
Volatility
Dividends

Performance

AHYMX vs. ABHYX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in abrdn Short Duration High Yield Municipal Fund (AHYMX) and American Century High-Yield Municipal Fund (ABHYX). The values are adjusted to include any dividend payments, if applicable.

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Returns By Period

In the year-to-date period, AHYMX achieves a 1.18% return, which is significantly lower than ABHYX's 2.50% return. Over the past 10 years, AHYMX has underperformed ABHYX with an annualized return of 1.52%, while ABHYX has yielded a comparatively higher 2.79% annualized return.


AHYMX

1D
0.00%
1M
1.23%
YTD
1.18%
6M
1.87%
1Y
4.90%
3Y*
2.82%
5Y*
0.13%
10Y*
1.52%

ABHYX

1D
0.00%
1M
1.97%
YTD
2.50%
6M
3.11%
1Y
7.67%
3Y*
5.20%
5Y*
0.81%
10Y*
2.79%
*Multi-year figures are annualized to reflect compound growth (CAGR)

AHYMX vs. ABHYX - Yearly Performance Comparison


2026 (YTD)202520242023202220212020201920182017
AHYMX
abrdn Short Duration High Yield Municipal Fund
1.18%2.91%4.07%1.56%-9.36%4.06%1.81%5.23%1.50%4.19%
ABHYX
American Century High-Yield Municipal Fund
2.50%3.77%6.16%5.90%-13.90%5.61%4.68%9.72%1.48%9.27%

Correlation

The correlation between AHYMX and ABHYX is 0.71, which is moderate. They share some common price drivers but move independently often enough to provide real diversification benefit when combined.


Correlation
Correlation (1Y)
Calculated over the trailing 1-year period

0.71

Correlation (3Y)
Calculated over the trailing 3-year period

0.76

Correlation (5Y)
Calculated over the trailing 5-year period

0.79

Correlation (10Y)
Calculated over the trailing 10-year period

0.74

Correlation (All Time)
Calculated using the full available price history since Jan 2, 2014

0.70

The correlation between AHYMX and ABHYX has been stable across timeframes, ranging from 0.70 to 0.79 - a consistent structural relationship.

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Return for Risk

AHYMX vs. ABHYX — Risk / Return Rank

Compare risk-adjusted metric ranks to identify better-performing investments over the past 12 months.

AHYMX
AHYMX Risk / Return Rank: 5454
Overall Rank
AHYMX Sharpe Ratio Rank: 4747
Sharpe Ratio Rank
AHYMX Sortino Ratio Rank: 6363
Sortino Ratio Rank
AHYMX Omega Ratio Rank: 7272
Omega Ratio Rank
AHYMX Calmar Ratio Rank: 4646
Calmar Ratio Rank
AHYMX Martin Ratio Rank: 4444
Martin Ratio Rank

ABHYX
ABHYX Risk / Return Rank: 6767
Overall Rank
ABHYX Sharpe Ratio Rank: 7777
Sharpe Ratio Rank
ABHYX Sortino Ratio Rank: 8686
Sortino Ratio Rank
ABHYX Omega Ratio Rank: 8888
Omega Ratio Rank
ABHYX Calmar Ratio Rank: 4646
Calmar Ratio Rank
ABHYX Martin Ratio Rank: 4141
Martin Ratio Rank
The rank (0–100) shows how this investment's returns compare to the risk taken. Higher = better. Based on the past 12 months of data, combining Sharpe, Sortino, and other metrics used by quantitative funds and institutional investors.

AHYMX vs. ABHYX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for abrdn Short Duration High Yield Municipal Fund (AHYMX) and American Century High-Yield Municipal Fund (ABHYX). 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.

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.


AHYMXABHYXDifference
Sharpe ratioReturn per unit of total volatility

-0.50

Sortino ratioReturn per unit of downside risk

-0.73

Omega ratioGain probability vs. loss probability

1.43

1.58

-0.15

Calmar ratioReturn relative to maximum drawdown

2.48

2.48

0.00

Martin ratioReturn relative to average drawdown

8.83

8.43

+0.40

AHYMX vs. ABHYX - Sharpe Ratio Comparison

The current AHYMX Sharpe Ratio is 1.86, which is comparable to the ABHYX Sharpe Ratio of 2.36. The chart below compares the historical Sharpe Ratios of AHYMX and ABHYX, calculated using daily returns over the previous 12 months. A higher Sharpe Ratio indicates better risk-adjusted performance relative to the risk-free rate.


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Drawdowns

AHYMX vs. ABHYX - Drawdown Comparison

The maximum AHYMX drawdown since its inception was -11.53%, smaller than the maximum ABHYX drawdown of -26.34%. Use the drawdown chart below to compare losses from any high point for AHYMX and ABHYX.


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Drawdown Indicators


AHYMXABHYXDifference

Max Drawdown

Largest peak-to-trough decline

-11.53%

-26.34%

+14.81%

Max Drawdown (1Y)

Largest decline over 1 year

-1.98%

-3.16%

+1.18%

Max Drawdown (3Y)

Largest decline over 3 years

-4.53%

-7.40%

+2.87%

Max Drawdown (5Y)

Largest decline over 5 years

-11.53%

-18.54%

+7.01%

Max Drawdown (10Y)

Largest decline over 10 years

-11.53%

-18.54%

+7.01%

Current Drawdown

Current decline from peak

-0.42%

0.00%

-0.42%

Average Drawdown

Average peak-to-trough decline

-2.48%

-3.10%

+0.62%

Ulcer Index

Depth and duration of drawdowns from previous peaks

0.56%

0.93%

-0.37%

Volatility

AHYMX vs. ABHYX - Volatility Comparison

abrdn Short Duration High Yield Municipal Fund (AHYMX) and American Century High-Yield Municipal Fund (ABHYX) have volatilities of 0.90% and 0.87%, respectively, indicating that both stocks experience similar levels of price fluctuations. This suggests that the risk associated with both stocks, as measured by volatility, is nearly the same. The chart below showcases a comparison of their rolling one-month volatility.


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Volatility by Period


AHYMXABHYXDifference

Volatility (1M)

Calculated over the trailing 1-month period

0.90%

0.87%

+0.03%

Volatility (6M)

Calculated over the trailing 6-month period

1.94%

2.43%

-0.49%

Volatility (1Y)

Calculated over the trailing 1-year period

2.65%

3.32%

-0.67%

Volatility (5Y)

Calculated over the trailing 5-year period, annualized

2.93%

4.95%

-2.02%

Volatility (10Y)

Calculated over the trailing 10-year period, annualized

2.61%

4.98%

-2.37%

AHYMX vs. ABHYX - Expense Ratio Comparison

AHYMX has a 0.68% expense ratio, which is higher than ABHYX's 0.59% expense ratio.


Dividends

AHYMX vs. ABHYX - Dividend Comparison

AHYMX's dividend yield for the trailing twelve months is around 4.56%, more than ABHYX's 4.31% yield.


PositionTTM20252024202320222021202020192018201720162015
ABHYX
American Century High-Yield Municipal Fund
4.31%5.11%4.96%4.02%2.77%3.50%3.35%4.08%3.90%3.61%3.61%3.91%
AHYMX
abrdn Short Duration High Yield Municipal Fund
4.56%4.52%3.32%2.21%2.05%2.31%2.74%3.10%3.39%2.82%3.28%3.43%

Frequently Asked Questions


AHYMX and ABHYX have a correlation of 0.71, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

AHYMX has higher volatility (0.90%) compared to ABHYX (0.87%). In terms of maximum drawdown, AHYMX dropped -11.53% vs ABHYX's -26.34%.

ABHYX currently has the higher Sharpe Ratio (2.36 vs 1.86), meaning it's delivered slightly more return per unit of risk over the trailing 12 months. However, this ranking shifts over time - use the Risk/Return Score above for a more comprehensive view that combines Sharpe, Sortino, and other measures used by quantitative funds.

Portfolio Optimizer

Find the right allocation for AHYMX and ABHYX

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