SOPIX vs. BLPIX
SOPIX (ProFunds Short NASDAQ-100 Fund) and BLPIX (ProFunds Bull Investor Fund) are both mutual funds - SOPIX is a Inverse Equities fund managed by ProFunds, while BLPIX is a Leveraged Equities fund managed by ProFunds. Over the past 10 years, SOPIX returned -19.61%/yr vs 12.32%/yr for BLPIX. Their -0.89 correlation means they have often moved in opposite directions in the past. SOPIX charges 1.78%/yr vs 1.50%/yr for BLPIX.
Performance
SOPIX vs. BLPIX - Performance Comparison
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Returns By Period
In the year-to-date period, SOPIX achieves a -9.87% return, which is significantly lower than BLPIX's 8.23% return. Over the past 10 years, SOPIX has underperformed BLPIX with an annualized return of -19.61%, while BLPIX has yielded a comparatively higher 12.32% annualized return.
SOPIX
- 1D
- -3.36%
- 1M
- 4.31%
- 6M
- -9.07%
- YTD
- -9.87%
- 1Y
- -17.52%
- 3Y*
- -17.93%
- 5Y*
- -14.03%
- 10Y*
- -19.61%
- ALL TIME*
- -17.47%
BLPIX
- 1D
- 1.66%
- 1M
- -0.69%
- 6M
- 6.85%
- YTD
- 8.23%
- 1Y
- 18.52%
- 3Y*
- 15.87%
- 5Y*
- 9.56%
- 10Y*
- 12.32%
- ALL TIME*
- 6.80%
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 |
SOPIX vs. BLPIX - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
SOPIX ProFunds Short NASDAQ-100 Fund | -9.87% | -15.80% | -23.82% | -31.85% | 34.73% | -25.69% | -42.92% | -28.29% | -3.07% | -25.24% |
BLPIX ProFunds Bull Investor Fund | 8.23% | 15.01% | 20.24% | 24.13% | -19.81% | 23.73% | 16.04% | 28.97% | -6.09% | 19.51% |
Correlation
The correlation between SOPIX and BLPIX is -0.93, meaning they have often moved in opposite directions in the past. This relationship can weaken or reverse as market conditions change.
| Correlation | |
|---|---|
Correlation (1Y) Focuses on recent behavior, but can change the most. | -0.93 |
Correlation (3Y) Balances recent behavior with more history. | -0.92 |
Correlation (5Y) Shows whether the relationship held over a longer period. | -0.93 |
Correlation (10Y) Provides a long-term view across more market conditions. | -0.90 |
Correlation (All Time) Calculated using the full available price history since Jan 2, 2003 | -0.89 |
The correlation between SOPIX and BLPIX has been stable across timeframes, ranging from -0.93 to -0.89 - a consistent structural relationship.
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Return for Risk
SOPIX vs. BLPIX — Risk / Return Rank
SOPIX
BLPIX
SOPIX vs. BLPIX - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for ProFunds Short NASDAQ-100 Fund (SOPIX) and ProFunds Bull Investor Fund (BLPIX). 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.
| SOPIX | BLPIX | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | -2.07 | ||
| Sortino ratioReturn per unit of downside risk | -2.87 | ||
| Omega ratioGain probability vs. loss probability | 0.88 | 1.23 | -0.35 |
| Calmar ratioReturn relative to maximum drawdown | -0.62 | 1.76 | -2.39 |
| Martin ratioReturn relative to average drawdown | -1.21 | 7.44 | -8.65 |
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Drawdowns
SOPIX vs. BLPIX - Drawdown Comparison
The maximum SOPIX drawdown since its inception was -99.07%, which is greater than BLPIX's maximum drawdown of -57.98%. Use the drawdown chart below to compare losses from any high point for SOPIX and BLPIX.
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Drawdown Indicators
| SOPIX | BLPIX | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -99.07% | -57.98% | -41.09% |
Max Drawdown (1Y)Largest decline over 1 year | -24.87% | -9.21% | -15.66% |
Max Drawdown (3Y)Largest decline over 3 years | -54.87% | -18.98% | -35.89% |
Max Drawdown (5Y)Largest decline over 5 years | -65.00% | -26.11% | -38.89% |
Max Drawdown (10Y)Largest decline over 10 years | -89.76% | -33.93% | -55.83% |
Current DrawdownCurrent decline from peak | -98.99% | -2.39% | -96.60% |
Average DrawdownAverage peak-to-trough decline | -76.28% | -13.80% | -62.48% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 12.79% | 2.18% | +10.61% |
Volatility
SOPIX vs. BLPIX - Volatility Comparison
ProFunds Short NASDAQ-100 Fund (SOPIX) has a higher volatility of 6.90% compared to ProFunds Bull Investor Fund (BLPIX) at 3.44%. This indicates that SOPIX's price experiences larger fluctuations and is considered to be riskier than BLPIX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| SOPIX | BLPIX | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 6.90% | 3.44% | +3.46% |
Volatility (6M)Calculated over the trailing 6-month period | 15.93% | 10.09% | +5.84% |
Volatility (1Y)Calculated over the trailing 1-year period | 19.30% | 12.85% | +6.45% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 23.86% | 17.05% | +6.81% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 22.69% | 17.74% | +4.95% |
SOPIX vs. BLPIX - Expense Ratio Comparison
SOPIX has a 1.78% expense ratio, which is higher than BLPIX's 1.50% expense ratio.
Dividends
SOPIX vs. BLPIX - Dividend Comparison
SOPIX's dividend yield for the trailing twelve months is around 2.38%, more than BLPIX's 1.46% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 |
|---|---|---|---|---|---|---|---|---|---|
BLPIX ProFunds Bull Investor Fund | 1.46% | 1.58% | 0.00% | 0.03% | 0.98% | 6.68% | 5.79% | 1.64% | 0.62% |
SOPIX ProFunds Short NASDAQ-100 Fund | 2.38% | 2.14% | 0.00% | 6.71% | 0.00% | 0.00% | 0.00% | 0.29% | 0.00% |
Frequently Asked Questions
SOPIX and BLPIX have a correlation of -0.93, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
SOPIX has higher volatility (6.90%) compared to BLPIX (3.44%). In terms of maximum drawdown, SOPIX dropped -99.07% vs BLPIX's -57.98%.
BLPIX currently has the higher Sharpe Ratio (1.26 vs -0.80), 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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