RYURX vs. USPIX
RYURX (Rydex Inverse S&P 500 Strategy Fund) and USPIX (ProFunds UltraShort NASDAQ-100 Fund) are both Inverse Equities funds. Over the past 10 years, RYURX returned -12.74%/yr vs -39.58%/yr for USPIX. Their correlation of 0.87 suggests significant overlap in exposure. RYURX charges 1.49%/yr vs 1.68%/yr for USPIX.
Performance
RYURX vs. USPIX - Performance Comparison
Loading charts...
Returns By Period
In the year-to-date period, RYURX achieves a -8.00% return, which is significantly higher than USPIX's -30.25% return. Over the past 10 years, RYURX has outperformed USPIX with an annualized return of -12.74%, while USPIX has yielded a comparatively lower -39.58% annualized return.
RYURX
- 1D
- -0.38%
- 1M
- -1.59%
- 6M
- -6.41%
- YTD
- -8.00%
- 1Y
- -13.80%
- 3Y*
- -11.96%
- 5Y*
- -8.52%
- 10Y*
- -12.74%
USPIX
- 1D
- -0.63%
- 1M
- -2.12%
- 6M
- -27.42%
- YTD
- -30.25%
- 1Y
- -42.41%
- 3Y*
- -38.71%
- 5Y*
- -31.51%
- 10Y*
- -39.58%
RYURX vs. USPIX - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
RYURX Rydex Inverse S&P 500 Strategy Fund | -8.00% | -11.41% | -13.04% | -14.56% | 17.56% | -24.19% | -24.90% | -22.65% | 4.33% | -17.38% |
USPIX ProFunds UltraShort NASDAQ-100 Fund | -30.25% | -35.26% | -38.20% | -57.06% | 61.80% | -46.20% | -70.91% | -50.15% | -9.56% | -44.56% |
Correlation
The correlation between RYURX and USPIX is 0.93, 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 | 0.93 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.92 |
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 Jun 2, 1998 | 0.87 |
The correlation between RYURX and USPIX has been stable across timeframes, ranging from 0.87 to 0.93 - a consistent structural relationship.
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
RYURX vs. USPIX — Risk / Return Rank
RYURX
USPIX
RYURX vs. USPIX - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Rydex Inverse S&P 500 Strategy Fund (RYURX) and ProFunds UltraShort NASDAQ-100 Fund (USPIX). 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.
| RYURX | USPIX | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | +0.06 | ||
| Sortino ratioReturn per unit of downside risk | +0.28 | ||
| Omega ratioGain probability vs. loss probability | 0.83 | 0.80 | +0.03 |
| Calmar ratioReturn relative to maximum drawdown | -0.84 | -0.94 | +0.10 |
| Martin ratioReturn relative to average drawdown | -1.62 | -1.85 | +0.23 |
Loading charts...
Drawdowns
RYURX vs. USPIX - Drawdown Comparison
The maximum RYURX drawdown since its inception was -96.72%, roughly equal to the maximum USPIX drawdown of -100.00%. Use the drawdown chart below to compare losses from any high point for RYURX and USPIX.
Loading charts...
Drawdown Indicators
| RYURX | USPIX | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -96.72% | -100.00% | +3.28% |
Max Drawdown (1Y)Largest decline over 1 year | -16.08% | -45.06% | +28.98% |
Max Drawdown (3Y)Largest decline over 3 years | -38.48% | -80.96% | +42.48% |
Max Drawdown (5Y)Largest decline over 5 years | -44.10% | -89.53% | +45.43% |
Max Drawdown (10Y)Largest decline over 10 years | -75.17% | -99.37% | +24.20% |
Current DrawdownCurrent decline from peak | -96.69% | -100.00% | +3.31% |
Average DrawdownAverage peak-to-trough decline | -69.00% | -96.44% | +27.44% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 8.34% | 22.87% | -14.53% |
Volatility
RYURX vs. USPIX - Volatility Comparison
The current volatility for Rydex Inverse S&P 500 Strategy Fund (RYURX) is 4.27%, while ProFunds UltraShort NASDAQ-100 Fund (USPIX) has a volatility of 16.92%. This indicates that RYURX experiences smaller price fluctuations and is considered to be less risky than USPIX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
Loading charts...
Volatility by Period
| RYURX | USPIX | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 4.27% | 16.92% | -12.65% |
Volatility (6M)Calculated over the trailing 6-month period | 9.91% | 30.22% | -20.31% |
Volatility (1Y)Calculated over the trailing 1-year period | 12.46% | 36.80% | -24.34% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 17.10% | 45.90% | -28.80% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 18.08% | 44.60% | -26.52% |
RYURX vs. USPIX - Expense Ratio Comparison
RYURX has a 1.49% expense ratio, which is lower than USPIX's 1.68% expense ratio.
Dividends
RYURX vs. USPIX - Dividend Comparison
RYURX's dividend yield for the trailing twelve months is around 4.15%, more than USPIX's 3.88% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 |
|---|---|---|---|---|---|---|---|---|
RYURX Rydex Inverse S&P 500 Strategy Fund | 4.15% | 3.82% | 6.78% | 2.79% | 0.00% | 0.00% | 0.42% | 0.86% |
USPIX ProFunds UltraShort NASDAQ-100 Fund | 3.88% | 2.71% | 0.00% | 5.92% | 0.00% | 0.00% | 0.07% | 0.36% |
Frequently Asked Questions
With a correlation of 0.93, RYURX and USPIX 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.
USPIX has higher volatility (16.92%) compared to RYURX (4.27%). In terms of maximum drawdown, RYURX dropped -96.72% vs USPIX's -100.00%.
RYURX currently has the higher Sharpe Ratio (-1.08 vs -1.15), 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.
Find the right allocation for RYURX and USPIX
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