UKPIX vs. RYURX
UKPIX (ProFunds Ultra Short Japan Fund) and RYURX (Rydex Inverse S&P 500 Strategy Fund) are both Inverse Equities funds. Over the past 10 years, UKPIX returned -15.97%/yr vs -12.47%/yr for RYURX. Their 0.71 correlation means they have sometimes moved together and sometimes differently. UKPIX charges 1.78%/yr vs 1.49%/yr for RYURX.
Performance
UKPIX vs. RYURX - Performance Comparison
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Returns By Period
In the year-to-date period, UKPIX achieves a -45.96% return, which is significantly lower than RYURX's -6.06% return. Over the past 10 years, UKPIX has underperformed RYURX with an annualized return of -15.97%, while RYURX has yielded a comparatively higher -12.47% annualized return.
UKPIX
- 1D
- -7.70%
- 1M
- 12.75%
- 6M
- -38.57%
- YTD
- -45.96%
- 1Y
- -67.69%
- 3Y*
- 24.54%
- 5Y*
- 0.86%
- 10Y*
- -15.97%
- ALL TIME*
- -17.96%
RYURX
- 1D
- -1.56%
- 1M
- 0.93%
- 6M
- -5.19%
- YTD
- -6.06%
- 1Y
- -12.58%
- 3Y*
- -10.49%
- 5Y*
- -7.99%
- 10Y*
- -12.47%
- ALL TIME*
- -10.18%
Liquidity Comparison
| Position | Avg. Volume Value (2W) | Avg. Volume Value (1M) | Avg. Volume Value (3M) |
|---|---|---|---|
| $0.00 | $0.00 | $0.00 | |
| $0.00 | $0.00 | $0.00 |
UKPIX vs. RYURX - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
UKPIX ProFunds Ultra Short Japan Fund | -45.96% | -44.54% | 554.47% | -43.26% | 9.92% | -20.34% | -47.86% | -35.34% | 13.58% | -34.24% |
RYURX Rydex Inverse S&P 500 Strategy Fund | -6.06% | -11.41% | -13.04% | -14.56% | 17.56% | -24.19% | -24.90% | -22.65% | 4.33% | -17.38% |
Correlation
The correlation between UKPIX and RYURX is 0.72, which is moderate. They have sometimes moved together and sometimes differently, sharing some price drivers without tracking each other closely.
| Correlation | |
|---|---|
Correlation (1Y) Focuses on recent behavior, but can change the most. | 0.72 |
Correlation (3Y) Balances recent behavior with more history. | 0.66 |
Correlation (5Y) Shows whether the relationship held over a longer period. | 0.68 |
Correlation (10Y) Provides a long-term view across more market conditions. | 0.69 |
Correlation (All Time) Calculated using the full available price history since Mar 28, 2006 | 0.71 |
The correlation between UKPIX and RYURX has been stable across timeframes, ranging from 0.66 to 0.72 - a consistent structural relationship.
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Return for Risk
UKPIX vs. RYURX — Risk / Return Rank
UKPIX
RYURX
UKPIX vs. RYURX - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for ProFunds Ultra Short Japan Fund (UKPIX) and Rydex Inverse S&P 500 Strategy Fund (RYURX). 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.
| UKPIX | RYURX | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | -0.36 | ||
| Sortino ratioReturn per unit of downside risk | -1.06 | ||
| Omega ratioGain probability vs. loss probability | 0.75 | 0.87 | -0.12 |
| Calmar ratioReturn relative to maximum drawdown | -0.90 | -0.67 | -0.22 |
| Martin ratioReturn relative to average drawdown | -1.35 | -1.21 | -0.14 |
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Drawdowns
UKPIX vs. RYURX - Drawdown Comparison
The maximum UKPIX drawdown since its inception was -99.83%, roughly equal to the maximum RYURX drawdown of -96.72%. Use the drawdown chart below to compare losses from any high point for UKPIX and RYURX.
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Drawdown Indicators
| UKPIX | RYURX | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -99.83% | -96.72% | -3.11% |
Max Drawdown (1Y)Largest decline over 1 year | -74.60% | -16.08% | -58.52% |
Max Drawdown (3Y)Largest decline over 3 years | -83.62% | -38.48% | -45.14% |
Max Drawdown (5Y)Largest decline over 5 years | -83.62% | -44.10% | -39.52% |
Max Drawdown (10Y)Largest decline over 10 years | -94.57% | -75.17% | -19.40% |
Current DrawdownCurrent decline from peak | -99.43% | -96.63% | -2.80% |
Average DrawdownAverage peak-to-trough decline | -82.82% | -69.05% | -13.77% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 49.36% | 8.97% | +40.39% |
Volatility
UKPIX vs. RYURX - Volatility Comparison
ProFunds Ultra Short Japan Fund (UKPIX) has a higher volatility of 19.08% compared to Rydex Inverse S&P 500 Strategy Fund (RYURX) at 3.38%. This indicates that UKPIX's price experiences larger fluctuations and is considered to be riskier than RYURX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| UKPIX | RYURX | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 19.08% | 3.38% | +15.70% |
Volatility (6M)Calculated over the trailing 6-month period | 45.61% | 10.05% | +35.56% |
Volatility (1Y)Calculated over the trailing 1-year period | 55.21% | 12.78% | +42.43% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 425.82% | 17.11% | +408.71% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 302.13% | 18.11% | +284.02% |
UKPIX vs. RYURX - Expense Ratio Comparison
UKPIX has a 1.78% expense ratio, which is higher than RYURX's 1.49% expense ratio.
Dividends
UKPIX vs. RYURX - Dividend Comparison
UKPIX's dividend yield for the trailing twelve months is around 3.05%, less than RYURX's 4.06% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 |
|---|---|---|---|---|---|---|---|---|
RYURX Rydex Inverse S&P 500 Strategy Fund | 4.06% | 3.82% | 6.78% | 2.79% | 0.00% | 0.00% | 0.42% | 0.86% |
UKPIX ProFunds Ultra Short Japan Fund | 3.05% | 1.65% | 9.69% | 1.62% | 0.00% | 0.00% | 0.00% | 0.00% |
Frequently Asked Questions
UKPIX and RYURX have a correlation of 0.72, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
UKPIX has higher volatility (19.08%) compared to RYURX (3.38%). In terms of maximum drawdown, UKPIX dropped -99.83% vs RYURX's -96.72%.
RYURX currently has the higher Sharpe Ratio (-0.85 vs -1.21), 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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