UXPIX vs. SOPIX
UXPIX (ProFunds Ultra Short International Fund) and SOPIX (ProFunds Short NASDAQ-100 Fund) are both Inverse Equities funds from ProFunds. Over the past 10 years, UXPIX returned -20.31%/yr vs -20.40%/yr for SOPIX. A 0.71 correlation means they provide meaningful diversification when combined. Both charge a 1.78% expense ratio.
Performance
UXPIX vs. SOPIX - Performance Comparison
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Returns By Period
In the year-to-date period, UXPIX achieves a -18.83% return, which is significantly lower than SOPIX's -15.00% return. Both investments have delivered pretty close results over the past 10 years, with UXPIX having a -20.31% annualized return and SOPIX not far behind at -20.40%.
UXPIX
- 1D
- -0.69%
- 1M
- -1.60%
- 6M
- -12.93%
- YTD
- -18.83%
- 1Y
- -30.85%
- 3Y*
- -24.07%
- 5Y*
- -16.21%
- 10Y*
- -20.31%
SOPIX
- 1D
- -0.31%
- 1M
- -0.75%
- 6M
- -13.33%
- YTD
- -15.00%
- 1Y
- -21.88%
- 3Y*
- -20.54%
- 5Y*
- -15.02%
- 10Y*
- -20.40%
UXPIX vs. SOPIX - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
UXPIX ProFunds Ultra Short International Fund | -18.83% | -40.68% | -0.70% | -23.81% | 19.33% | -25.44% | -36.55% | -33.25% | 29.63% | -37.30% |
SOPIX ProFunds Short NASDAQ-100 Fund | -15.00% | -15.80% | -23.82% | -31.85% | 34.73% | -25.69% | -42.92% | -28.29% | -3.07% | -25.24% |
Correlation
The correlation between UXPIX and SOPIX is 0.67, which is moderate. They share some common price drivers but move independently often enough to provide real diversification benefit when combined.
| Correlation | |
|---|---|
Correlation (1Y) Calculated over the trailing 1-year period | 0.67 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.63 |
Correlation (5Y) Calculated over the trailing 5-year period | 0.68 |
Correlation (10Y) Calculated over the trailing 10-year period | 0.68 |
Correlation (All Time) Calculated using the full available price history since Apr 19, 2006 | 0.71 |
The correlation between UXPIX and SOPIX has been stable across timeframes, ranging from 0.63 to 0.71 - a consistent structural relationship.
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Return for Risk
UXPIX vs. SOPIX — Risk / Return Rank
UXPIX
SOPIX
UXPIX vs. SOPIX - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for ProFunds Ultra Short International Fund (UXPIX) and ProFunds Short NASDAQ-100 Fund (SOPIX). 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.
| UXPIX | SOPIX | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | +0.26 | ||
| Sortino ratioReturn per unit of downside risk | +0.47 | ||
| Omega ratioGain probability vs. loss probability | 0.86 | 0.81 | +0.04 |
| Calmar ratioReturn relative to maximum drawdown | -0.84 | -0.88 | +0.04 |
| Martin ratioReturn relative to average drawdown | -1.36 | -1.82 | +0.47 |
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Drawdowns
UXPIX vs. SOPIX - Drawdown Comparison
The maximum UXPIX drawdown since its inception was -99.49%, roughly equal to the maximum SOPIX drawdown of -99.07%. Use the drawdown chart below to compare losses from any high point for UXPIX and SOPIX.
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Drawdown Indicators
| UXPIX | SOPIX | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -99.49% | -99.07% | -0.42% |
Max Drawdown (1Y)Largest decline over 1 year | -35.22% | -24.87% | -10.35% |
Max Drawdown (3Y)Largest decline over 3 years | -64.82% | -54.87% | -9.95% |
Max Drawdown (5Y)Largest decline over 5 years | -75.38% | -65.00% | -10.38% |
Max Drawdown (10Y)Largest decline over 10 years | -89.98% | -89.99% | +0.01% |
Current DrawdownCurrent decline from peak | -99.48% | -99.05% | -0.43% |
Average DrawdownAverage peak-to-trough decline | -82.56% | -76.22% | -6.34% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 21.73% | 11.91% | +9.82% |
Volatility
UXPIX vs. SOPIX - Volatility Comparison
ProFunds Ultra Short International Fund (UXPIX) has a higher volatility of 10.51% compared to ProFunds Short NASDAQ-100 Fund (SOPIX) at 8.45%. This indicates that UXPIX's price experiences larger fluctuations and is considered to be riskier than SOPIX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| UXPIX | SOPIX | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 10.51% | 8.45% | +2.06% |
Volatility (6M)Calculated over the trailing 6-month period | 27.64% | 15.09% | +12.55% |
Volatility (1Y)Calculated over the trailing 1-year period | 32.06% | 18.36% | +13.70% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 33.87% | 23.73% | +10.14% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 34.94% | 22.61% | +12.33% |
UXPIX vs. SOPIX - Expense Ratio Comparison
Both UXPIX and SOPIX have an expense ratio of 1.78%.
Dividends
UXPIX vs. SOPIX - Dividend Comparison
UXPIX's dividend yield for the trailing twelve months is around 4.07%, more than SOPIX's 2.52% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 |
|---|---|---|---|---|---|---|---|---|
SOPIX ProFunds Short NASDAQ-100 Fund | 2.52% | 2.14% | 0.00% | 6.71% | 0.00% | 0.00% | 0.00% | 0.29% |
UXPIX ProFunds Ultra Short International Fund | 4.07% | 3.30% | 0.00% | 3.97% | 0.00% | 0.00% | 0.00% | 0.90% |
Frequently Asked Questions
UXPIX and SOPIX have a correlation of 0.67, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
UXPIX has higher volatility (10.51%) compared to SOPIX (8.45%). In terms of maximum drawdown, UXPIX dropped -99.49% vs SOPIX's -99.07%.
UXPIX currently has the higher Sharpe Ratio (-0.92 vs -1.19), 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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