ACSNX vs. BCHYX
ACSNX (American Century Short Duration Fund) and BCHYX (American Century California High Yield Municipal Fund) are both mutual funds - ACSNX is a Short-Term Bond fund managed by American Century, while BCHYX is a Municipal Bonds fund managed by American Century. Over the past 10 years, ACSNX returned 2.26%/yr vs 2.15%/yr for BCHYX. Their 0.41 correlation means their historical movements had little consistent relationship. ACSNX charges 0.57%/yr vs 0.49%/yr for BCHYX.
Performance
ACSNX vs. BCHYX - Performance Comparison
Loading charts...
Returns By Period
The year-to-date returns for both stocks are quite close, with ACSNX having a 0.79% return and BCHYX slightly lower at 0.76%. Both investments have delivered pretty close results over the past 10 years, with ACSNX having a 2.26% annualized return and BCHYX not far behind at 2.15%.
ACSNX
- 1D
- 0.00%
- 1M
- -0.31%
- 6M
- 0.43%
- YTD
- 0.79%
- 1Y
- 2.87%
- 3Y*
- 4.76%
- 5Y*
- 2.14%
- 10Y*
- 2.26%
- ALL TIME*
- 2.51%
BCHYX
- 1D
- 0.00%
- 1M
- -2.16%
- 6M
- 0.11%
- YTD
- 0.76%
- 1Y
- 6.31%
- 3Y*
- 4.40%
- 5Y*
- 0.16%
- 10Y*
- 2.15%
- ALL TIME*
- 4.71%
Liquidity Comparison
| Position | Avg. Volume Value (2W) | Avg. Volume Value (1M) | Avg. Volume Value (3M) |
|---|---|---|---|
| $0.00 | $0.00 | $0.00 | |
| $0.00 | $0.00 | $0.00 |
ACSNX vs. BCHYX - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
ACSNX American Century Short Duration Fund | 0.79% | 5.65% | 4.69% | 4.72% | -4.68% | 0.97% | 4.03% | 3.95% | 1.35% | 1.42% |
BCHYX American Century California High Yield Municipal Fund | 0.76% | 3.48% | 4.07% | 6.69% | -12.77% | 3.82% | 3.95% | 9.92% | 0.65% | 8.50% |
Correlation
The correlation between ACSNX and BCHYX is 0.53, which is moderate. They have sometimes moved together and sometimes differently, sharing some price drivers without tracking each other closely.
| Correlation | |
|---|---|
Correlation (1Y) Focuses on recent behavior, but can change the most. | 0.53 |
Correlation (3Y) Balances recent behavior with more history. | 0.55 |
Correlation (5Y) Shows whether the relationship held over a longer period. | 0.52 |
Correlation (10Y) Provides a long-term view across more market conditions. | 0.46 |
Correlation (All Time) Calculated using the full available price history since Dec 1, 2006 | 0.41 |
The correlation between ACSNX and BCHYX shifts across timeframes, from 0.41 (all time) to 0.55 (3 years), reflecting how their relationship changes across market environments.
Compare stocks, funds, or ETFs
Search for stocks, ETFs, and funds for a quick comparison or use the comparison tool for more options.
Return for Risk
ACSNX vs. BCHYX — Risk / Return Rank
ACSNX
BCHYX
ACSNX vs. BCHYX - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for American Century Short Duration Fund (ACSNX) and American Century California High Yield Municipal Fund (BCHYX). 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.
| ACSNX | BCHYX | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | -0.40 | ||
| Sortino ratioReturn per unit of downside risk | -0.13 | ||
| Omega ratioGain probability vs. loss probability | 1.40 | 1.46 | -0.06 |
| Calmar ratioReturn relative to maximum drawdown | 2.37 | 2.18 | +0.20 |
| Martin ratioReturn relative to average drawdown | 9.64 | 7.59 | +2.05 |
Loading charts...
Drawdowns
ACSNX vs. BCHYX - Drawdown Comparison
The maximum ACSNX drawdown since its inception was -6.50%, smaller than the maximum BCHYX drawdown of -18.35%. Use the drawdown chart below to compare losses from any high point for ACSNX and BCHYX.
Loading charts...
Drawdown Indicators
| ACSNX | BCHYX | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -6.50% | -18.35% | +11.85% |
Max Drawdown (1Y)Largest decline over 1 year | -1.21% | -2.97% | +1.76% |
Max Drawdown (3Y)Largest decline over 3 years | -1.21% | -6.75% | +5.54% |
Max Drawdown (5Y)Largest decline over 5 years | -6.50% | -18.20% | +11.70% |
Max Drawdown (10Y)Largest decline over 10 years | -6.50% | -18.35% | +11.85% |
Current DrawdownCurrent decline from peak | -0.31% | -2.16% | +1.85% |
Average DrawdownAverage peak-to-trough decline | -0.58% | -2.37% | +1.79% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 0.30% | 0.85% | -0.55% |
Volatility
ACSNX vs. BCHYX - Volatility Comparison
The current volatility for American Century Short Duration Fund (ACSNX) is 0.34%, while American Century California High Yield Municipal Fund (BCHYX) has a volatility of 1.08%. This indicates that ACSNX experiences smaller price fluctuations and is considered to be less risky than BCHYX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
Loading charts...
Volatility by Period
| ACSNX | BCHYX | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 0.34% | 1.08% | -0.74% |
Volatility (6M)Calculated over the trailing 6-month period | 1.43% | 2.54% | -1.11% |
Volatility (1Y)Calculated over the trailing 1-year period | 1.82% | 3.27% | -1.45% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 2.22% | 4.90% | -2.68% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 1.92% | 4.82% | -2.90% |
ACSNX vs. BCHYX - Expense Ratio Comparison
ACSNX has a 0.57% expense ratio, which is higher than BCHYX's 0.49% expense ratio.
Dividends
ACSNX vs. BCHYX - Dividend Comparison
ACSNX's dividend yield for the trailing twelve months is around 3.98%, more than BCHYX's 3.71% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
ACSNX American Century Short Duration Fund | 3.98% | 4.55% | 4.56% | 3.96% | 1.60% | 1.74% | 1.51% | 2.59% | 2.53% | 1.91% | 1.62% | 1.73% |
BCHYX American Century California High Yield Municipal Fund | 3.71% | 4.58% | 4.41% | 3.67% | 2.55% | 2.57% | 3.07% | 3.50% | 3.52% | 3.50% | 3.59% | 3.67% |
Frequently Asked Questions
ACSNX and BCHYX have a correlation of 0.53, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
BCHYX has higher volatility (1.08%) compared to ACSNX (0.34%). In terms of maximum drawdown, ACSNX dropped -6.50% vs BCHYX's -18.35%.
BCHYX currently has the higher Sharpe Ratio (1.98 vs 1.58), 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.
Find the right allocation for ACSNX and BCHYX
Add both to a portfolio and optimize allocations for your target — whether that's maximizing returns, minimizing drawdowns, or balancing risk across holdings.
Open Portfolio Optimizer