AIBAX vs. AMCPX
Compare and contrast key facts about American Funds Intermediate Bond Fund of America (AIBAX) and American Funds AMCAP Fund Class A (AMCPX).
AIBAX is managed by American Funds. It was launched on Feb 19, 1988. AMCPX is managed by American Funds. It was launched on Jan 5, 1967.
Performance
AIBAX vs. AMCPX - Performance Comparison
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AIBAX vs. AMCPX - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
AIBAX American Funds Intermediate Bond Fund of America | -0.59% | 6.83% | 2.91% | 4.09% | -8.02% | -0.89% | 7.36% | 4.40% | 0.92% | 1.06% |
AMCPX American Funds AMCAP Fund Class A | -11.82% | 17.68% | 21.11% | 31.04% | -28.67% | 20.57% | 21.42% | 26.35% | -4.42% | 22.08% |
Returns By Period
In the year-to-date period, AIBAX achieves a -0.59% return, which is significantly higher than AMCPX's -11.82% return. Over the past 10 years, AIBAX has underperformed AMCPX with an annualized return of 1.65%, while AMCPX has yielded a comparatively higher 10.59% annualized return.
AIBAX
- 1D
- 0.32%
- 1M
- -1.72%
- YTD
- -0.59%
- 6M
- 0.60%
- 1Y
- 3.58%
- 3Y*
- 3.58%
- 5Y*
- 0.96%
- 10Y*
- 1.65%
AMCPX
- 1D
- -0.37%
- 1M
- -10.12%
- YTD
- -11.82%
- 6M
- -9.34%
- 1Y
- 11.06%
- 3Y*
- 14.39%
- 5Y*
- 6.22%
- 10Y*
- 10.59%
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AIBAX vs. AMCPX - Expense Ratio Comparison
AIBAX has a 0.63% expense ratio, which is lower than AMCPX's 0.65% expense ratio.
Return for Risk
AIBAX vs. AMCPX — Risk / Return Rank
AIBAX
AMCPX
AIBAX vs. AMCPX - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for American Funds Intermediate Bond Fund of America (AIBAX) and American Funds AMCAP Fund Class A (AMCPX). 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.
| AIBAX | AMCPX | Difference | |
|---|---|---|---|
Sharpe ratioReturn per unit of total volatility | 1.22 | 0.56 | +0.66 |
Sortino ratioReturn per unit of downside risk | 1.87 | 0.94 | +0.93 |
Omega ratioGain probability vs. loss probability | 1.23 | 1.13 | +0.10 |
Calmar ratioReturn relative to maximum drawdown | 2.02 | 0.59 | +1.43 |
Martin ratioReturn relative to average drawdown | 6.87 | 2.42 | +4.45 |
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month. | |||
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Sharpe Ratios by Period
| AIBAX | AMCPX | Difference | |
|---|---|---|---|
Sharpe Ratio (1Y)Calculated over the trailing 1-year period | 1.22 | 0.56 | +0.66 |
Sharpe Ratio (5Y)Calculated over the trailing 5-year period | 0.23 | 0.33 | -0.09 |
Sharpe Ratio (10Y)Calculated over the trailing 10-year period | 0.51 | 0.57 | -0.06 |
Sharpe Ratio (All Time)Calculated using the full available price history | 1.26 | 0.57 | +0.69 |
Correlation
The correlation between AIBAX and AMCPX is -0.06. This indicates that the assets' prices tend to move in opposite directions. Negative correlation can be particularly beneficial for diversification and risk management, as one asset may offset the losses of the other during market fluctuations.
Dividends
AIBAX vs. AMCPX - Dividend Comparison
AIBAX's dividend yield for the trailing twelve months is around 3.54%, less than AMCPX's 9.90% yield.
| TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
AIBAX American Funds Intermediate Bond Fund of America | 3.54% | 3.87% | 4.00% | 3.01% | 1.63% | 0.91% | 3.25% | 2.59% | 1.66% | 1.21% | 1.72% | 1.85% |
AMCPX American Funds AMCAP Fund Class A | 9.90% | 8.73% | 8.19% | 3.26% | 7.54% | 3.43% | 3.88% | 4.90% | 7.84% | 5.37% | 3.81% | 8.86% |
Drawdowns
AIBAX vs. AMCPX - Drawdown Comparison
The maximum AIBAX drawdown since its inception was -11.42%, smaller than the maximum AMCPX drawdown of -62.37%. Use the drawdown chart below to compare losses from any high point for AIBAX and AMCPX.
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Drawdown Indicators
| AIBAX | AMCPX | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -11.42% | -62.37% | +50.95% |
Max Drawdown (1Y)Largest decline over 1 year | -2.18% | -14.18% | +12.00% |
Max Drawdown (5Y)Largest decline over 5 years | -11.33% | -36.90% | +25.57% |
Max Drawdown (10Y)Largest decline over 10 years | -11.42% | -36.90% | +25.48% |
Current DrawdownCurrent decline from peak | -1.72% | -14.18% | +12.46% |
Average DrawdownAverage peak-to-trough decline | -1.19% | -9.60% | +8.41% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 0.64% | 3.47% | -2.83% |
Volatility
AIBAX vs. AMCPX - Volatility Comparison
The current volatility for American Funds Intermediate Bond Fund of America (AIBAX) is 1.07%, while American Funds AMCAP Fund Class A (AMCPX) has a volatility of 5.26%. This indicates that AIBAX experiences smaller price fluctuations and is considered to be less risky than AMCPX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| AIBAX | AMCPX | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 1.07% | 5.26% | -4.19% |
Volatility (6M)Calculated over the trailing 6-month period | 1.75% | 11.06% | -9.31% |
Volatility (1Y)Calculated over the trailing 1-year period | 3.31% | 19.60% | -16.29% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 4.15% | 19.12% | -14.97% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 3.27% | 18.63% | -15.36% |