RYOCX vs. FXAIX
RYOCX (Rydex NASDAQ-100 Fund Investor Class) and FXAIX (Fidelity 500 Index Fund) are both mutual funds - RYOCX is a Large Cap Growth Equities fund tracking the NASDAQ-100 Index, while FXAIX is a S&P 500 fund tracking the S&P 500 Index. Both are passively managed. Over the past 10 years, RYOCX returned 21.36%/yr vs 15.80%/yr for FXAIX. Their correlation of 0.90 suggests significant overlap in exposure. RYOCX charges 1.24%/yr vs 0.02%/yr for FXAIX.
Performance
RYOCX vs. FXAIX - Performance Comparison
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Returns By Period
In the year-to-date period, RYOCX achieves a 19.89% return, which is significantly higher than FXAIX's 9.79% return. Over the past 10 years, RYOCX has outperformed FXAIX with an annualized return of 21.36%, while FXAIX has yielded a comparatively lower 15.80% annualized return.
RYOCX
- 1D
- -0.19%
- 1M
- 2.91%
- YTD
- 19.89%
- 6M
- 18.27%
- 1Y
- 38.08%
- 3Y*
- 26.18%
- 5Y*
- 15.70%
- 10Y*
- 21.36%
FXAIX
- 1D
- -0.37%
- 1M
- 0.10%
- YTD
- 9.79%
- 6M
- 8.79%
- 1Y
- 25.51%
- 3Y*
- 21.39%
- 5Y*
- 13.60%
- 10Y*
- 15.80%
RYOCX vs. FXAIX - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
RYOCX Rydex NASDAQ-100 Fund Investor Class | 19.89% | 19.51% | 24.34% | 53.31% | -33.34% | 25.85% | 46.80% | 40.33% | -1.36% | 31.20% |
FXAIX Fidelity 500 Index Fund | 9.79% | 17.84% | 25.01% | 26.29% | -18.14% | 28.71% | 18.42% | 31.48% | -4.43% | 21.82% |
Correlation
The correlation between RYOCX and FXAIX is 0.94, 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 | 0.94 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.94 |
Correlation (5Y) Calculated over the trailing 5-year period | 0.93 |
Correlation (10Y) Calculated over the trailing 10-year period | 0.90 |
Correlation (All Time) Calculated using the full available price history since May 4, 2011 | 0.90 |
The correlation between RYOCX and FXAIX has been stable across timeframes, ranging from 0.90 to 0.94 - a consistent structural relationship.
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Return for Risk
RYOCX vs. FXAIX — Risk / Return Rank
RYOCX
FXAIX
RYOCX vs. FXAIX - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Rydex NASDAQ-100 Fund Investor Class (RYOCX) and Fidelity 500 Index Fund (FXAIX). 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.
| RYOCX | FXAIX | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | +0.09 | ||
| Sortino ratioReturn per unit of downside risk | +0.02 | ||
| Omega ratioGain probability vs. loss probability | 1.39 | 1.39 | 0.00 |
| Calmar ratioReturn relative to maximum drawdown | 3.23 | 3.02 | +0.21 |
| Martin ratioReturn relative to average drawdown | 11.87 | 13.62 | -1.75 |
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Drawdowns
RYOCX vs. FXAIX - Drawdown Comparison
The maximum RYOCX drawdown since its inception was -83.75%, which is greater than FXAIX's maximum drawdown of -33.79%. Use the drawdown chart below to compare losses from any high point for RYOCX and FXAIX.
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Drawdown Indicators
| RYOCX | FXAIX | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -83.75% | -33.79% | -49.96% |
Max Drawdown (1Y)Largest decline over 1 year | -12.31% | -8.89% | -3.42% |
Max Drawdown (3Y)Largest decline over 3 years | -22.97% | -18.76% | -4.21% |
Max Drawdown (5Y)Largest decline over 5 years | -38.04% | -24.50% | -13.54% |
Max Drawdown (10Y)Largest decline over 10 years | -38.04% | -33.79% | -4.25% |
Current DrawdownCurrent decline from peak | -1.03% | -1.72% | +0.69% |
Average DrawdownAverage peak-to-trough decline | -31.83% | -3.79% | -28.04% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 3.34% | 1.97% | +1.37% |
Volatility
RYOCX vs. FXAIX - Volatility Comparison
Rydex NASDAQ-100 Fund Investor Class (RYOCX) has a higher volatility of 8.37% compared to Fidelity 500 Index Fund (FXAIX) at 4.68%. This indicates that RYOCX's price experiences larger fluctuations and is considered to be riskier than FXAIX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| RYOCX | FXAIX | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 8.37% | 4.68% | +3.69% |
Volatility (6M)Calculated over the trailing 6-month period | 14.19% | 9.84% | +4.35% |
Volatility (1Y)Calculated over the trailing 1-year period | 17.74% | 12.50% | +5.24% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 23.02% | 17.00% | +6.02% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 22.75% | 18.12% | +4.63% |
RYOCX vs. FXAIX - Expense Ratio Comparison
RYOCX has a 1.24% expense ratio, which is higher than FXAIX's 0.02% expense ratio.
Dividends
RYOCX vs. FXAIX - Dividend Comparison
RYOCX's dividend yield for the trailing twelve months is around 3.57%, more than FXAIX's 1.04% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
FXAIX Fidelity 500 Index Fund | 1.04% | 1.11% | 1.25% | 1.45% | 1.69% | 1.22% | 1.60% | 2.06% | 2.72% | 1.97% | 2.52% | 2.83% |
RYOCX Rydex NASDAQ-100 Fund Investor Class | 3.57% | 4.28% | 7.23% | 0.00% | 8.82% | 4.47% | 4.17% | 3.80% | 1.86% | 6.00% | 1.75% | 2.03% |
Frequently Asked Questions
With a correlation of 0.94, RYOCX and FXAIX 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.
RYOCX has higher volatility (8.37%) compared to FXAIX (4.68%). In terms of maximum drawdown, RYOCX dropped -83.75% vs FXAIX's -33.79%.
RYOCX currently has the higher Sharpe Ratio (2.24 vs 2.15), 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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