RYDAX vs. ACIIX
Compare and contrast key facts about Rydex Dow Jones Industrial Average Fund (RYDAX) and American Century Equity Income Fund Class I (ACIIX).
RYDAX is managed by Rydex Funds. It was launched on Dec 1, 2015. ACIIX is managed by American Century. It was launched on Jul 8, 1998.
Performance
RYDAX vs. ACIIX - Performance Comparison
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RYDAX vs. ACIIX - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
RYDAX Rydex Dow Jones Industrial Average Fund | -5.94% | 12.98% | 13.10% | 14.36% | -8.88% | 19.11% | 7.47% | 23.13% | -5.14% | 26.19% |
ACIIX American Century Equity Income Fund Class I | 2.73% | 12.05% | 10.58% | 4.25% | -2.96% | 17.16% | 1.19% | 24.50% | -3.53% | 13.69% |
Returns By Period
In the year-to-date period, RYDAX achieves a -5.94% return, which is significantly lower than ACIIX's 2.73% return. Over the past 10 years, RYDAX has outperformed ACIIX with an annualized return of 10.22%, while ACIIX has yielded a comparatively lower 8.89% annualized return.
RYDAX
- 1D
- -0.06%
- 1M
- -7.64%
- YTD
- -5.94%
- 6M
- -2.59%
- 1Y
- 7.67%
- 3Y*
- 10.99%
- 5Y*
- 6.69%
- 10Y*
- 10.22%
ACIIX
- 1D
- 0.00%
- 1M
- -5.73%
- YTD
- 2.73%
- 6M
- 4.62%
- 1Y
- 9.92%
- 3Y*
- 9.70%
- 5Y*
- 7.47%
- 10Y*
- 8.89%
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RYDAX vs. ACIIX - Expense Ratio Comparison
RYDAX has a 1.58% expense ratio, which is higher than ACIIX's 0.72% expense ratio.
Return for Risk
RYDAX vs. ACIIX — Risk / Return Rank
RYDAX
ACIIX
RYDAX vs. ACIIX - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Rydex Dow Jones Industrial Average Fund (RYDAX) and American Century Equity Income Fund Class I (ACIIX). 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.
| RYDAX | ACIIX | Difference | |
|---|---|---|---|
Sharpe ratioReturn per unit of total volatility | 0.53 | 0.93 | -0.40 |
Sortino ratioReturn per unit of downside risk | 0.87 | 1.35 | -0.47 |
Omega ratioGain probability vs. loss probability | 1.12 | 1.19 | -0.07 |
Calmar ratioReturn relative to maximum drawdown | 0.63 | 1.11 | -0.48 |
Martin ratioReturn relative to average drawdown | 2.34 | 4.37 | -2.03 |
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
| RYDAX | ACIIX | Difference | |
|---|---|---|---|
Sharpe Ratio (1Y)Calculated over the trailing 1-year period | 0.53 | 0.93 | -0.40 |
Sharpe Ratio (5Y)Calculated over the trailing 5-year period | 0.46 | 0.70 | -0.24 |
Sharpe Ratio (10Y)Calculated over the trailing 10-year period | 0.58 | 0.67 | -0.08 |
Sharpe Ratio (All Time)Calculated using the full available price history | 0.59 | 0.53 | +0.07 |
Correlation
The correlation between RYDAX and ACIIX is 0.87, which is considered to be high. That indicates a strong positive relationship between their price movements. Having highly-correlated positions in a portfolio may signal a lack of diversification, potentially leading to increased risk during market downturns.
Dividends
RYDAX vs. ACIIX - Dividend Comparison
RYDAX's dividend yield for the trailing twelve months is around 0.40%, less than ACIIX's 10.28% yield.
| TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
RYDAX Rydex Dow Jones Industrial Average Fund | 0.40% | 0.38% | 1.73% | 0.75% | 3.17% | 1.22% | 4.87% | 4.02% | 1.25% | 3.70% | 0.56% | 0.00% |
ACIIX American Century Equity Income Fund Class I | 10.28% | 10.55% | 11.71% | 8.21% | 8.96% | 7.02% | 2.18% | 7.57% | 9.05% | 12.14% | 8.08% | 10.72% |
Drawdowns
RYDAX vs. ACIIX - Drawdown Comparison
The maximum RYDAX drawdown since its inception was -37.34%, roughly equal to the maximum ACIIX drawdown of -39.16%. Use the drawdown chart below to compare losses from any high point for RYDAX and ACIIX.
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Drawdown Indicators
| RYDAX | ACIIX | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -37.34% | -39.16% | +1.82% |
Max Drawdown (1Y)Largest decline over 1 year | -10.87% | -8.96% | -1.91% |
Max Drawdown (5Y)Largest decline over 5 years | -22.12% | -13.49% | -8.63% |
Max Drawdown (10Y)Largest decline over 10 years | -37.34% | -32.76% | -4.58% |
Current DrawdownCurrent decline from peak | -9.86% | -5.73% | -4.13% |
Average DrawdownAverage peak-to-trough decline | -4.38% | -5.26% | +0.88% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 2.95% | 2.30% | +0.65% |
Volatility
RYDAX vs. ACIIX - Volatility Comparison
Rydex Dow Jones Industrial Average Fund (RYDAX) has a higher volatility of 3.99% compared to American Century Equity Income Fund Class I (ACIIX) at 2.76%. This indicates that RYDAX's price experiences larger fluctuations and is considered to be riskier than ACIIX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| RYDAX | ACIIX | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 3.99% | 2.76% | +1.23% |
Volatility (6M)Calculated over the trailing 6-month period | 8.92% | 6.05% | +2.87% |
Volatility (1Y)Calculated over the trailing 1-year period | 16.68% | 11.61% | +5.07% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 14.73% | 10.74% | +3.99% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 17.56% | 13.37% | +4.19% |