UIPIX vs. GRZZX
UIPIX (ProFunds UltraShort Mid Cap Fund) and GRZZX (Grizzly Short Fund) are both Inverse Equities funds. Over the past 10 years, UIPIX returned -7.60%/yr vs -1.42%/yr for GRZZX. Their correlation of 0.91 suggests significant overlap in exposure. UIPIX charges 1.78%/yr vs 1.61%/yr for GRZZX.
Performance
UIPIX vs. GRZZX - Performance Comparison
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Returns By Period
In the year-to-date period, UIPIX achieves a -25.34% return, which is significantly lower than GRZZX's -5.08% return. Over the past 10 years, UIPIX has underperformed GRZZX with an annualized return of -7.60%, while GRZZX has yielded a comparatively higher -1.42% annualized return.
UIPIX
- 1D
- -0.70%
- 1M
- -6.97%
- YTD
- -25.34%
- 6M
- -22.47%
- 1Y
- -36.05%
- 3Y*
- -25.29%
- 5Y*
- 29.03%
- 10Y*
- -7.60%
GRZZX
- 1D
- 0.91%
- 1M
- -0.50%
- YTD
- -5.08%
- 6M
- -3.76%
- 1Y
- -7.65%
- 3Y*
- -6.83%
- 5Y*
- -3.12%
- 10Y*
- -1.42%
UIPIX vs. GRZZX - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
UIPIX ProFunds UltraShort Mid Cap Fund | -25.34% | -13.23% | -22.21% | 668.01% | 11.30% | -42.71% | -53.90% | -38.37% | 21.21% | -27.33% |
GRZZX Grizzly Short Fund | -5.08% | -2.98% | -6.74% | -18.72% | 22.43% | -15.87% | -41.33% | -29.43% | 301.98% | -19.84% |
Correlation
The correlation between UIPIX and GRZZX is 0.87, 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 | 0.87 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.89 |
Correlation (5Y) Calculated over the trailing 5-year period | 0.90 |
Correlation (10Y) Calculated over the trailing 10-year period | 0.89 |
Correlation (All Time) Calculated using the full available price history since Jan 30, 2004 | 0.91 |
The correlation between UIPIX and GRZZX has been stable across timeframes, ranging from 0.87 to 0.91 - a consistent structural relationship.
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Return for Risk
UIPIX vs. GRZZX — Risk / Return Rank
UIPIX
GRZZX
UIPIX vs. GRZZX - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for ProFunds UltraShort Mid Cap Fund (UIPIX) 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.
| UIPIX | GRZZX | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | -0.56 | ||
| Sortino ratioReturn per unit of downside risk | -0.92 | ||
| Omega ratioGain probability vs. loss probability | 0.81 | 0.91 | -0.11 |
| Calmar ratioReturn relative to maximum drawdown | -1.03 | -0.63 | -0.40 |
| Martin ratioReturn relative to average drawdown | -1.86 | -1.37 | -0.49 |
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Drawdowns
UIPIX vs. GRZZX - Drawdown Comparison
The maximum UIPIX drawdown since its inception was -99.84%, which is greater than GRZZX's maximum drawdown of -91.80%. Use the drawdown chart below to compare losses from any high point for UIPIX and GRZZX.
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Drawdown Indicators
| UIPIX | GRZZX | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -99.84% | -91.80% | -8.04% |
Max Drawdown (1Y)Largest decline over 1 year | -35.97% | -13.89% | -22.08% |
Max Drawdown (3Y)Largest decline over 3 years | -64.88% | -29.48% | -35.40% |
Max Drawdown (5Y)Largest decline over 5 years | -64.88% | -37.65% | -27.23% |
Max Drawdown (10Y)Largest decline over 10 years | -91.19% | -72.45% | -18.74% |
Current DrawdownCurrent decline from peak | -99.22% | -89.42% | -9.80% |
Average DrawdownAverage peak-to-trough decline | -80.78% | -69.39% | -11.39% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 21.02% | 6.62% | +14.40% |
Volatility
UIPIX vs. GRZZX - Volatility Comparison
ProFunds UltraShort Mid Cap Fund (UIPIX) has a higher volatility of 9.12% compared to Grizzly Short Fund (GRZZX) at 4.52%. This indicates that UIPIX'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
| UIPIX | GRZZX | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 9.12% | 4.52% | +4.60% |
Volatility (6M)Calculated over the trailing 6-month period | 23.47% | 10.60% | +12.87% |
Volatility (1Y)Calculated over the trailing 1-year period | 31.55% | 14.05% | +17.50% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 418.87% | 19.60% | +399.27% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 297.67% | 96.68% | +200.99% |
UIPIX vs. GRZZX - Expense Ratio Comparison
UIPIX has a 1.78% expense ratio, which is higher than GRZZX's 1.61% expense ratio.
Dividends
UIPIX vs. GRZZX - Dividend Comparison
UIPIX's dividend yield for the trailing twelve months is around 3.49%, less than GRZZX's 4.82% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 |
|---|---|---|---|---|---|---|---|---|
GRZZX Grizzly Short Fund | 4.82% | 6.00% | 10.30% | 6.61% | 0.00% | 0.00% | 0.00% | 1.14% |
UIPIX ProFunds UltraShort Mid Cap Fund | 3.49% | 2.60% | 0.00% | 4.74% | 0.00% | 0.00% | 0.00% | 0.48% |
Frequently Asked Questions
UIPIX and GRZZX have a correlation of 0.87, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
UIPIX has higher volatility (9.12%) compared to GRZZX (4.52%). In terms of maximum drawdown, UIPIX dropped -99.84% vs GRZZX's -91.80%.
GRZZX currently has the higher Sharpe Ratio (-0.62 vs -1.18), 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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