IDPIX vs. UAPIX

Last updated Jun 24, 2026

IDPIX (ProFunds Industrial Ultra Sector Fund) and UAPIX (ProFunds UltraSmall Cap Fund) are both Leveraged Equities funds from ProFunds. Over the past 10 years, IDPIX returned 15.89%/yr vs 12.46%/yr for UAPIX. Their correlation of 0.87 suggests significant overlap in exposure. IDPIX charges 1.75%/yr vs 1.60%/yr for UAPIX.

Performance

IDPIX vs. UAPIX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in ProFunds Industrial Ultra Sector Fund (IDPIX) and ProFunds UltraSmall Cap Fund (UAPIX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, IDPIX achieves a 24.27% return, which is significantly lower than UAPIX's 41.12% return. Over the past 10 years, IDPIX has outperformed UAPIX with an annualized return of 15.89%, while UAPIX has yielded a comparatively lower 12.46% annualized return.

IDPIX

• 1D: 1.10%
• 1M: 8.70%
• YTD: 24.27%
• 6M: 21.90%
• 1Y: 36.88%
• 3Y*: 26.50%
• 5Y*: 11.41%
• 10Y*: 15.89%

UAPIX

• 1D: 1.61%
• 1M: 9.00%
• YTD: 41.12%
• 6M: 34.49%
• 1Y: 83.87%
• 3Y*: 27.77%
• 5Y*: 2.36%
• 10Y*: 12.46%

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

IDPIX vs. UAPIX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
IDPIX ProFunds Industrial Ultra Sector Fund	24.27%	22.76%	16.21%	21.47%	-24.36%	25.42%	18.08%	46.48%	-20.05%	29.39%
UAPIX ProFunds UltraSmall Cap Fund	41.12%	12.77%	10.42%	22.26%	-43.78%	23.06%	13.86%	46.81%	-26.88%	24.36%

Correlation

The correlation between IDPIX and UAPIX is 0.79, 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	0.79
Correlation (3Y) Calculated over the trailing 3-year period	0.81
Correlation (5Y) Calculated over the trailing 5-year period	0.85
Correlation (10Y) Calculated over the trailing 10-year period	0.84
Correlation (All Time) Calculated using the full available price history since Jan 30, 2004	0.87

The correlation between IDPIX and UAPIX has been stable across timeframes, ranging from 0.79 to 0.87 - a consistent structural relationship.

Return for Risk

IDPIX vs. UAPIX — Risk / Return Rank

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

IDPIX

IDPIX Risk / Return Rank: 36
IDPIX Sharpe Ratio Rank: 37
IDPIX Sortino Ratio Rank: 34
IDPIX Omega Ratio Rank: 32
IDPIX Calmar Ratio Rank: 37
IDPIX Martin Ratio Rank: 38

UAPIX

UAPIX Risk / Return Rank: 66
UAPIX Sharpe Ratio Rank: 70
UAPIX Sortino Ratio Rank: 53
UAPIX Omega Ratio Rank: 44
UAPIX Calmar Ratio Rank: 86
UAPIX Martin Ratio Rank: 77

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.

IDPIX vs. UAPIX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for ProFunds Industrial Ultra Sector Fund (IDPIX) and ProFunds UltraSmall Cap Fund (UAPIX). 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.

	IDPIX	UAPIX	Difference
Sharpe ratio: Return per unit of total volatility	1.63	2.25	-0.61
Sortino ratio: Return per unit of downside risk	2.28	2.80	-0.51
Omega ratio: Gain probability vs. loss probability	1.28	1.33	-0.06
Calmar ratio: Return relative to maximum drawdown	2.19	3.96	-1.78
Martin ratio: Return relative to average drawdown	7.96	13.47	-5.51

IDPIX vs. UAPIX - Sharpe Ratio Comparison

The current IDPIX Sharpe Ratio is 1.63, which is comparable to the UAPIX Sharpe Ratio of 2.25. The chart below compares the historical Sharpe Ratios of IDPIX and UAPIX, calculated using daily returns over the previous 12 months. A higher Sharpe Ratio indicates better risk-adjusted performance relative to the risk-free rate.

Drawdowns

IDPIX vs. UAPIX - Drawdown Comparison

The maximum IDPIX drawdown since its inception was -79.54%, smaller than the maximum UAPIX drawdown of -88.51%. Use the drawdown chart below to compare losses from any high point for IDPIX and UAPIX.

Drawdown Indicators

	IDPIX	UAPIX	Difference
Max Drawdown Largest peak-to-trough decline	-79.54%	-88.51%	+8.97%
Max Drawdown (1Y) Largest decline over 1 year	-18.15%	-22.32%	+4.17%
Max Drawdown (3Y) Largest decline over 3 years	-30.24%	-49.86%	+19.62%
Max Drawdown (5Y) Largest decline over 5 years	-37.93%	-61.82%	+23.89%
Max Drawdown (10Y) Largest decline over 10 years	-55.09%	-72.18%	+17.09%
Current Drawdown Current decline from peak	0.00%	0.00%	0.00%
Average Drawdown Average peak-to-trough decline	-14.95%	-35.98%	+21.03%
Ulcer Index Depth and duration of drawdowns from previous peaks	4.98%	6.55%	-1.57%

Volatility

IDPIX vs. UAPIX - Volatility Comparison

The current volatility for ProFunds Industrial Ultra Sector Fund (IDPIX) is 8.74%, while ProFunds UltraSmall Cap Fund (UAPIX) has a volatility of 12.82%. This indicates that IDPIX experiences smaller price fluctuations and is considered to be less risky than UAPIX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	IDPIX	UAPIX	Difference
Volatility (1M) Calculated over the trailing 1-month period	8.74%	12.82%	-4.08%
Volatility (6M) Calculated over the trailing 6-month period	20.26%	28.58%	-8.32%
Volatility (1Y) Calculated over the trailing 1-year period	24.34%	39.46%	-15.12%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	27.13%	45.31%	-18.18%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	29.85%	46.63%	-16.78%

IDPIX vs. UAPIX - Expense Ratio Comparison

IDPIX has a 1.75% expense ratio, which is higher than UAPIX's 1.60% expense ratio.

Dividends

IDPIX vs. UAPIX - Dividend Comparison

IDPIX's dividend yield for the trailing twelve months is around 1.42%, more than UAPIX's 0.33% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
IDPIX ProFunds Industrial Ultra Sector Fund	1.42%	1.76%	0.00%	0.00%	0.00%	4.04%	0.00%	0.00%	0.00%	0.00%	0.00%	0.62%
UAPIX ProFunds UltraSmall Cap Fund	0.33%	0.47%	1.06%	0.73%	0.00%	0.00%	0.00%	0.00%	0.13%	0.00%	0.00%	0.00%

Frequently Asked Questions

Can I hold both IDPIX and UAPIX in my portfolio?

IDPIX and UAPIX have a correlation of 0.79, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, IDPIX or UAPIX?

UAPIX has higher volatility (12.82%) compared to IDPIX (8.74%). In terms of maximum drawdown, IDPIX dropped -79.54% vs UAPIX's -88.51%.

Which has better risk-adjusted returns?

UAPIX currently has the higher Sharpe Ratio (2.25 vs 1.63), 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.