PYACX vs. ACISX
PYACX (Payden Corporate Bond Fund) and ACISX (AB Corporate Income Shares) are both Corporate Bonds funds. Over the past 10 years, PYACX returned 2.89%/yr vs 2.94%/yr for ACISX. Their correlation of 0.92 suggests significant overlap in exposure. PYACX charges 0.65%/yr vs 0.00%/yr for ACISX.
Performance
PYACX vs. ACISX - Performance Comparison
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Returns By Period
In the year-to-date period, PYACX achieves a 0.37% return, which is significantly lower than ACISX's 0.67% return. Both investments have delivered pretty close results over the past 10 years, with PYACX having a 2.89% annualized return and ACISX not far ahead at 2.94%.
PYACX
- 1D
- -0.31%
- 1M
- 0.71%
- YTD
- 0.37%
- 6M
- 0.46%
- 1Y
- 4.75%
- 3Y*
- 5.38%
- 5Y*
- 0.37%
- 10Y*
- 2.89%
ACISX
- 1D
- -0.30%
- 1M
- 0.84%
- YTD
- 0.67%
- 6M
- 1.21%
- 1Y
- 5.70%
- 3Y*
- 5.79%
- 5Y*
- 0.46%
- 10Y*
- 2.94%
PYACX vs. ACISX - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
PYACX Payden Corporate Bond Fund | 0.37% | 7.39% | 3.17% | 8.53% | -16.33% | -0.08% | 8.64% | 14.46% | -3.05% | 8.53% |
ACISX AB Corporate Income Shares | 0.67% | 8.44% | 3.04% | 7.65% | -16.27% | -1.23% | 11.27% | 16.95% | -2.81% | 6.19% |
Correlation
The correlation between PYACX and ACISX is 0.91, indicating a strong positive relationship between their price movements. Combining them offers limited diversification - they tend to fall together during downturns.
| Correlation | |
|---|---|
Correlation (1Y) Calculated over the trailing 1-year period | 0.91 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.94 |
Correlation (5Y) Calculated over the trailing 5-year period | 0.95 |
Correlation (10Y) Calculated over the trailing 10-year period | 0.93 |
Correlation (All Time) Calculated using the full available price history since Aug 7, 2012 | 0.92 |
The correlation between PYACX and ACISX has been stable across timeframes, ranging from 0.91 to 0.95 - a consistent structural relationship.
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Return for Risk
PYACX vs. ACISX — Risk / Return Rank
PYACX
ACISX
PYACX vs. ACISX - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Payden Corporate Bond Fund (PYACX) and AB Corporate Income Shares (ACISX). 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.
| PYACX | ACISX | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | -0.22 | ||
| Sortino ratioReturn per unit of downside risk | -0.38 | ||
| Omega ratioGain probability vs. loss probability | 1.21 | 1.25 | -0.05 |
| Calmar ratioReturn relative to maximum drawdown | 1.56 | 1.82 | -0.26 |
| Martin ratioReturn relative to average drawdown | 4.66 | 5.90 | -1.24 |
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Drawdowns
PYACX vs. ACISX - Drawdown Comparison
The maximum PYACX drawdown since its inception was -22.90%, roughly equal to the maximum ACISX drawdown of -22.65%. Use the drawdown chart below to compare losses from any high point for PYACX and ACISX.
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Drawdown Indicators
| PYACX | ACISX | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -22.90% | -22.65% | -0.25% |
Max Drawdown (1Y)Largest decline over 1 year | -3.20% | -3.26% | +0.06% |
Max Drawdown (3Y)Largest decline over 3 years | -6.43% | -6.56% | +0.13% |
Max Drawdown (5Y)Largest decline over 5 years | -22.90% | -22.65% | -0.25% |
Max Drawdown (10Y)Largest decline over 10 years | -22.90% | -22.65% | -0.25% |
Current DrawdownCurrent decline from peak | -1.48% | -1.11% | -0.37% |
Average DrawdownAverage peak-to-trough decline | -3.83% | -4.45% | +0.62% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 1.07% | 1.00% | +0.07% |
Volatility
PYACX vs. ACISX - Volatility Comparison
The current volatility for Payden Corporate Bond Fund (PYACX) is 1.10%, while AB Corporate Income Shares (ACISX) has a volatility of 1.17%. This indicates that PYACX experiences smaller price fluctuations and is considered to be less risky than ACISX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| PYACX | ACISX | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 1.10% | 1.17% | -0.07% |
Volatility (6M)Calculated over the trailing 6-month period | 3.25% | 3.18% | +0.07% |
Volatility (1Y)Calculated over the trailing 1-year period | 4.23% | 4.25% | -0.02% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 6.65% | 6.49% | +0.16% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 5.88% | 6.01% | -0.13% |
PYACX vs. ACISX - Expense Ratio Comparison
PYACX has a 0.65% expense ratio, which is higher than ACISX's 0.00% expense ratio.
Dividends
PYACX vs. ACISX - Dividend Comparison
PYACX's dividend yield for the trailing twelve months is around 4.60%, less than ACISX's 5.08% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
ACISX AB Corporate Income Shares | 5.08% | 5.10% | 4.97% | 3.66% | 3.48% | 3.44% | 5.62% | 4.77% | 3.99% | 3.28% | 3.54% | 3.63% |
PYACX Payden Corporate Bond Fund | 4.60% | 4.54% | 4.59% | 3.89% | 3.35% | 5.32% | 3.87% | 3.37% | 3.65% | 3.92% | 5.49% | 4.36% |
Frequently Asked Questions
With a correlation of 0.91, PYACX and ACISX move almost identically. Holding both adds very little diversification - you're essentially doubling your position in the same market segment. Choosing one is usually more capital-efficient.
ACISX has higher volatility (1.17%) compared to PYACX (1.10%). In terms of maximum drawdown, PYACX dropped -22.90% vs ACISX's -22.65%.
ACISX currently has the higher Sharpe Ratio (1.40 vs 1.18), 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.
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