SOPIX vs. GRZZX
SOPIX (ProFunds Short NASDAQ-100 Fund) and GRZZX (Grizzly Short Fund) are both Inverse Equities funds. Over the past 10 years, SOPIX returned -19.61%/yr vs -0.76%/yr for GRZZX. Their 0.79 correlation means they have sometimes moved together and sometimes differently. SOPIX charges 1.78%/yr vs 1.61%/yr for GRZZX.
Performance
SOPIX vs. GRZZX - 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 GRZZX's -7.60% return. Over the past 10 years, SOPIX has underperformed GRZZX with an annualized return of -19.61%, while GRZZX has yielded a comparatively higher -0.76% 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%
GRZZX
- 1D
- -0.49%
- 1M
- 1.10%
- 6M
- -6.54%
- YTD
- -7.60%
- 1Y
- -8.55%
- 3Y*
- -5.42%
- 5Y*
- -3.45%
- 10Y*
- -0.76%
- ALL TIME*
- -7.01%
Liquidity Comparison
| Position | Avg. Volume Value (2W) | Avg. Volume Value (1M) | Avg. Volume Value (3M) |
|---|---|---|---|
GRZZX Grizzly Short Fund | $0.00 | $0.00 | $0.00 |
| $0.00 | $0.00 | $0.00 |
SOPIX vs. GRZZX - 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% |
GRZZX Grizzly Short Fund | -7.60% | -2.98% | -6.74% | -18.72% | 22.43% | -15.87% | -41.33% | -29.43% | 301.98% | -19.84% |
Correlation
The correlation between SOPIX and GRZZX is 0.59, 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. | 0.59 |
Correlation (3Y) Balances recent behavior with more history. | 0.67 |
Correlation (5Y) Shows whether the relationship held over a longer period. | 0.78 |
Correlation (10Y) Provides a long-term view across more market conditions. | 0.75 |
Correlation (All Time) Calculated using the full available price history since Jan 2, 2003 | 0.79 |
Over the past year, the correlation between SOPIX and GRZZX has dropped to 0.59 - well below their long-term average of 0.79, suggesting their price drivers have been diverging.
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Return for Risk
SOPIX vs. GRZZX — Risk / Return Rank
SOPIX
GRZZX
SOPIX vs. GRZZX - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for ProFunds Short NASDAQ-100 Fund (SOPIX) and Grizzly Short Fund (GRZZX). 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 | GRZZX | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | -0.38 | ||
| Sortino ratioReturn per unit of downside risk | -0.58 | ||
| Omega ratioGain probability vs. loss probability | 0.88 | 0.94 | -0.06 |
| Calmar ratioReturn relative to maximum drawdown | -0.62 | -0.37 | -0.26 |
| Martin ratioReturn relative to average drawdown | -1.21 | -0.77 | -0.44 |
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Drawdowns
SOPIX vs. GRZZX - Drawdown Comparison
The maximum SOPIX drawdown since its inception was -99.07%, which is greater than GRZZX's maximum drawdown of -91.80%. Use the drawdown chart below to compare losses from any high point for SOPIX and GRZZX.
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Drawdown Indicators
| SOPIX | GRZZX | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -99.07% | -91.80% | -7.27% |
Max Drawdown (1Y)Largest decline over 1 year | -24.87% | -16.03% | -8.84% |
Max Drawdown (3Y)Largest decline over 3 years | -54.87% | -31.23% | -23.64% |
Max Drawdown (5Y)Largest decline over 5 years | -65.00% | -39.19% | -25.81% |
Max Drawdown (10Y)Largest decline over 10 years | -89.76% | -73.13% | -16.63% |
Current DrawdownCurrent decline from peak | -98.99% | -89.70% | -9.29% |
Average DrawdownAverage peak-to-trough decline | -76.28% | -69.47% | -6.81% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 12.79% | 7.63% | +5.16% |
Volatility
SOPIX vs. GRZZX - Volatility Comparison
ProFunds Short NASDAQ-100 Fund (SOPIX) has a higher volatility of 6.90% compared to Grizzly Short Fund (GRZZX) at 3.84%. This indicates that SOPIX's price experiences larger fluctuations and is considered to be riskier than GRZZX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| SOPIX | GRZZX | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 6.90% | 3.84% | +3.06% |
Volatility (6M)Calculated over the trailing 6-month period | 15.93% | 10.58% | +5.35% |
Volatility (1Y)Calculated over the trailing 1-year period | 19.30% | 14.08% | +5.22% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 23.86% | 19.62% | +4.24% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 22.69% | 96.61% | -73.92% |
SOPIX vs. GRZZX - Expense Ratio Comparison
SOPIX has a 1.78% expense ratio, which is higher than GRZZX's 1.61% expense ratio.
Dividends
SOPIX vs. GRZZX - Dividend Comparison
SOPIX's dividend yield for the trailing twelve months is around 2.38%, less than GRZZX's 4.95% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 |
|---|---|---|---|---|---|---|---|---|
GRZZX Grizzly Short Fund | 4.95% | 6.00% | 10.30% | 6.61% | 0.00% | 0.00% | 0.00% | 1.14% |
SOPIX ProFunds Short NASDAQ-100 Fund | 2.38% | 2.14% | 0.00% | 6.71% | 0.00% | 0.00% | 0.00% | 0.29% |
Frequently Asked Questions
SOPIX and GRZZX have a correlation of 0.59, 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 GRZZX (3.84%). In terms of maximum drawdown, SOPIX dropped -99.07% vs GRZZX's -91.80%.
GRZZX currently has the higher Sharpe Ratio (-0.42 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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