SHPIX vs. UIPIX

Last updated Jun 4, 2026

SHPIX (ProFunds Short Small Cap ProFund) and UIPIX (ProFunds UltraShort Mid Cap Fund) are both Inverse Equities funds from ProFunds. Over the past 10 years, SHPIX returned -13.12%/yr vs -26.03%/yr for UIPIX. With a 0.95 correlation, they move nearly in lockstep. Both charge a 1.78% expense ratio.

Performance

SHPIX vs. UIPIX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in ProFunds Short Small Cap ProFund (SHPIX) and ProFunds UltraShort Mid Cap Fund (UIPIX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, SHPIX achieves a -15.40% return, which is significantly higher than UIPIX's -23.11% return. Over the past 10 years, SHPIX has outperformed UIPIX with an annualized return of -13.12%, while UIPIX has yielded a comparatively lower -26.03% annualized return.

SHPIX

• 1D: -0.87%
• 1M: -4.60%
• YTD: -15.40%
• 6M: -14.13%
• 1Y: -27.48%
• 3Y*: -13.66%
• 5Y*: -6.76%
• 10Y*: -13.12%

UIPIX

• 1D: -1.76%
• 1M: -7.33%
• YTD: -23.11%
• 6M: -23.14%
• 1Y: -34.83%
• 3Y*: -24.72%
• 5Y*: -17.75%
• 10Y*: -26.03%

*Multi-year figures are annualized to reflect compound growth (CAGR)

SHPIX vs. UIPIX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
SHPIX ProFunds Short Small Cap ProFund	-15.40%	-9.61%	-8.36%	-11.01%	16.39%	-19.78%	-31.60%	-20.89%	9.96%	-14.49%
UIPIX ProFunds UltraShort Mid Cap Fund	-23.11%	-13.23%	-22.21%	-23.20%	11.30%	-42.71%	-53.90%	-38.37%	21.21%	-27.33%

Correlation

The correlation between SHPIX and UIPIX is 0.92, 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	0.92
Correlation (3Y) Calculated over the trailing 3-year period	0.93
Correlation (5Y) Calculated over the trailing 5-year period	0.95
Correlation (10Y) Calculated over the trailing 10-year period	0.95
Correlation (All Time) Calculated using the full available price history since Feb 2, 2004	0.95

The correlation between SHPIX and UIPIX has been stable across timeframes, ranging from 0.92 to 0.95 - a consistent structural relationship.

Return for Risk

SHPIX vs. UIPIX — Risk / Return Rank

Compare risk-adjusted metric ranks to identify better-performing investments over the past 12 months.

SHPIX

SHPIX Risk / Return Rank: 0
SHPIX Sharpe Ratio Rank: 0
SHPIX Sortino Ratio Rank: 0
SHPIX Omega Ratio Rank: 0
SHPIX Calmar Ratio Rank: 0
SHPIX Martin Ratio Rank: 0

UIPIX

UIPIX Risk / Return Rank: 0
UIPIX Sharpe Ratio Rank: 0
UIPIX Sortino Ratio Rank: 0
UIPIX Omega Ratio Rank: 0
UIPIX Calmar Ratio Rank: 0
UIPIX Martin Ratio Rank: 0

The rank (0–100) shows how this investment's returns compare to the risk taken. Higher = better. Based on the past 12 months of data, combining Sharpe, Sortino, and other metrics used by quantitative funds and institutional investors.

SHPIX vs. UIPIX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for ProFunds Short Small Cap ProFund (SHPIX) and ProFunds UltraShort Mid Cap Fund (UIPIX). 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.

	SHPIX	UIPIX	Difference
Sharpe ratio Return per unit of total volatility	-1.50	-1.18	-0.32
Sortino ratio Return per unit of downside risk	-2.17	-1.72	-0.45
Omega ratio Gain probability vs. loss probability	0.77	0.80	-0.04
Calmar ratio Return relative to maximum drawdown	-1.03	-1.02	-0.01
Martin ratio Return relative to average drawdown	-1.80	-1.80	+0.01
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

SHPIX vs. UIPIX - Sharpe Ratio Comparison

The current SHPIX Sharpe Ratio is -1.50, which is comparable to the UIPIX Sharpe Ratio of -1.18. The chart below compares the historical Sharpe Ratios of SHPIX and UIPIX, calculated using daily returns over the previous 12 months. A higher Sharpe Ratio indicates better risk-adjusted performance relative to the risk-free rate.

Sharpe Ratios by Period

	SHPIX	UIPIX	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	-1.50	-1.18	-0.32
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	-0.04	-0.04	+0.01
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	-0.10	-0.09	-0.01
Sharpe Ratio (All Time) Calculated using the full available price history	-0.15	-0.01	-0.15

Drawdowns

SHPIX vs. UIPIX - Drawdown Comparison

The maximum SHPIX drawdown since its inception was -99.27%, roughly equal to the maximum UIPIX drawdown of -99.98%. Use the drawdown chart below to compare losses from any high point for SHPIX and UIPIX.

Drawdown Indicators

	SHPIX	UIPIX	Difference
Max Drawdown Largest peak-to-trough decline	-99.27%	-99.98%	+0.71%
Max Drawdown (1Y) Largest decline over 1 year	-27.83%	-35.92%	+8.09%
Max Drawdown (3Y) Largest decline over 3 years	-63.17%	-63.80%	+0.63%
Max Drawdown (5Y) Largest decline over 5 years	-83.16%	-93.53%	+10.37%
Max Drawdown (10Y) Largest decline over 10 years	-93.11%	-99.05%	+5.94%
Current Drawdown Current decline from peak	-97.55%	-99.92%	+2.37%
Average Drawdown Average peak-to-trough decline	-77.92%	-80.93%	+3.01%
Ulcer Index Depth and duration of drawdowns from previous peaks	16.91%	20.78%	-3.87%

Volatility

SHPIX vs. UIPIX - Volatility Comparison

The current volatility for ProFunds Short Small Cap ProFund (SHPIX) is 5.58%, while ProFunds UltraShort Mid Cap Fund (UIPIX) has a volatility of 8.93%. This indicates that SHPIX experiences smaller price fluctuations and is considered to be less risky than UIPIX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	SHPIX	UIPIX	Difference
Volatility (1M) Calculated over the trailing 1-month period	5.58%	8.93%	-3.35%
Volatility (6M) Calculated over the trailing 6-month period	13.62%	22.75%	-9.13%
Volatility (1Y) Calculated over the trailing 1-year period	19.09%	30.88%	-11.79%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	193.64%	420.66%	-227.02%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	137.94%	298.97%	-161.03%

SHPIX vs. UIPIX - Expense Ratio Comparison

Both SHPIX and UIPIX have an expense ratio of 1.78%.

Dividends

SHPIX vs. UIPIX - Dividend Comparison

SHPIX's dividend yield for the trailing twelve months is around 32.72%, more than UIPIX's 3.39% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019
SHPIX ProFunds Short Small Cap ProFund	32.72%	5.70%	0.00%	17.01%	0.00%	0.00%	0.00%	0.85%
UIPIX ProFunds UltraShort Mid Cap Fund	3.39%	2.60%	0.00%	4.74%	0.00%	0.00%	0.00%	0.48%

Frequently Asked Questions

Can I hold both SHPIX and UIPIX in my portfolio?

With a correlation of 0.92, SHPIX and UIPIX move almost identically. Holding both adds very little diversification - you're essentially doubling your position in the same market segment. Choosing one is usually more capital-efficient.

Which is riskier, SHPIX or UIPIX?

UIPIX has higher volatility (8.93%) compared to SHPIX (5.58%). In terms of maximum drawdown, SHPIX dropped -99.27% vs UIPIX's -99.98%.

Which has better risk-adjusted returns?

UIPIX currently has the higher Sharpe Ratio (-1.18 vs -1.50), 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.