OEPIX vs. ENPIX

Last updated Jun 4, 2026

OEPIX (Oil Equipment & Services UltraSector ProFund) and ENPIX (ProFunds UltraSector Oil & Gas Fund) are both mutual funds - OEPIX is a Energy Equities fund managed by ProFunds, while ENPIX is a Leveraged Equities fund managed by ProFunds. Over the past 10 years, OEPIX returned -20.53%/yr vs 7.16%/yr for ENPIX. Their correlation of 0.90 suggests significant overlap in exposure. OEPIX charges 1.65%/yr vs 1.51%/yr for ENPIX.

Performance

OEPIX vs. ENPIX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Oil Equipment & Services UltraSector ProFund (OEPIX) and ProFunds UltraSector Oil & Gas Fund (ENPIX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, OEPIX achieves a 81.75% return, which is significantly higher than ENPIX's 44.87% return. Over the past 10 years, OEPIX has underperformed ENPIX with an annualized return of -20.53%, while ENPIX has yielded a comparatively higher 7.16% annualized return.

OEPIX

• 1D: 3.49%
• 1M: -6.31%
• YTD: 81.75%
• 6M: 68.33%
• 1Y: 159.80%
• 3Y*: 20.79%
• 5Y*: 11.85%
• 10Y*: -20.53%

ENPIX

• 1D: 1.64%
• 1M: -4.27%
• YTD: 44.87%
• 6M: 40.54%
• 1Y: 61.49%
• 3Y*: 18.87%
• 5Y*: 23.64%
• 10Y*: 7.16%

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

OEPIX vs. ENPIX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
OEPIX Oil Equipment & Services UltraSector ProFund	81.75%	-1.85%	-15.41%	-3.76%	88.50%	14.90%	-91.88%	-4.45%	-58.58%	-22.70%
ENPIX ProFunds UltraSector Oil & Gas Fund	44.87%	4.99%	2.30%	-7.46%	92.17%	82.32%	-53.71%	10.35%	-30.54%	-5.59%

Correlation

The correlation between OEPIX and ENPIX is 0.72, 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	0.72
Correlation (3Y) Calculated over the trailing 3-year period	0.77
Correlation (5Y) Calculated over the trailing 5-year period	0.85
Correlation (10Y) Calculated over the trailing 10-year period	0.87
Correlation (All Time) Calculated using the full available price history since Jun 6, 2006	0.90

The correlation between OEPIX and ENPIX shifts across timeframes, from 0.72 (1 year) to 0.90 (all time), reflecting how their relationship changes across market environments.

Return for Risk

OEPIX vs. ENPIX — Risk / Return Rank

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

OEPIX

OEPIX Risk / Return Rank: 91
OEPIX Sharpe Ratio Rank: 98
OEPIX Sortino Ratio Rank: 84
OEPIX Omega Ratio Rank: 75
OEPIX Calmar Ratio Rank: 99
OEPIX Martin Ratio Rank: 98

ENPIX

ENPIX Risk / Return Rank: 51
ENPIX Sharpe Ratio Rank: 51
ENPIX Sortino Ratio Rank: 39
ENPIX Omega Ratio Rank: 37
ENPIX Calmar Ratio Rank: 79
ENPIX Martin Ratio Rank: 49

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.

OEPIX vs. ENPIX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Oil Equipment & Services UltraSector ProFund (OEPIX) and ProFunds UltraSector Oil & Gas Fund (ENPIX). 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.

	OEPIX	ENPIX	Difference
Sharpe ratio: Return per unit of total volatility	3.89	2.10	+1.78
Sortino ratio: Return per unit of downside risk	3.97	2.61	+1.36
Omega ratio: Gain probability vs. loss probability	1.49	1.32	+0.17
Calmar ratio: Return relative to maximum drawdown	12.15	3.59	+8.56
Martin ratio: Return relative to average drawdown	32.28	10.06	+22.22
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

OEPIX vs. ENPIX - Sharpe Ratio Comparison

The current OEPIX Sharpe Ratio is 3.89, which is higher than the ENPIX Sharpe Ratio of 2.10. The chart below compares the historical Sharpe Ratios of OEPIX and ENPIX, 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

	OEPIX	ENPIX	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	3.89	2.10	+1.78
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.21	0.61	-0.40
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	-0.31	0.16	-0.47
Sharpe Ratio (All Time) Calculated using the full available price history	-0.24	0.12	-0.36

Drawdowns

OEPIX vs. ENPIX - Drawdown Comparison

The maximum OEPIX drawdown since its inception was -99.30%, which is greater than ENPIX's maximum drawdown of -90.12%. Use the drawdown chart below to compare losses from any high point for OEPIX and ENPIX.

Drawdown Indicators

	OEPIX	ENPIX	Difference
Max Drawdown Largest peak-to-trough decline	-99.30%	-90.12%	-9.18%
Max Drawdown (1Y) Largest decline over 1 year	-14.61%	-17.99%	+3.38%
Max Drawdown (3Y) Largest decline over 3 years	-65.50%	-32.27%	-33.23%
Max Drawdown (5Y) Largest decline over 5 years	-65.50%	-36.48%	-29.02%
Max Drawdown (10Y) Largest decline over 10 years	-97.79%	-84.54%	-13.25%
Current Drawdown Current decline from peak	-97.64%	-12.11%	-85.53%
Average Drawdown Average peak-to-trough decline	-72.06%	-36.91%	-35.15%
Ulcer Index Depth and duration of drawdowns from previous peaks	5.49%	6.41%	-0.92%

Volatility

OEPIX vs. ENPIX - Volatility Comparison

Oil Equipment & Services UltraSector ProFund (OEPIX) and ProFunds UltraSector Oil & Gas Fund (ENPIX) have volatilities of 12.21% and 12.17%, respectively, indicating that both stocks experience similar levels of price fluctuations. This suggests that the risk associated with both stocks, as measured by volatility, is nearly the same. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	OEPIX	ENPIX	Difference
Volatility (1M) Calculated over the trailing 1-month period	12.21%	12.17%	+0.04%
Volatility (6M) Calculated over the trailing 6-month period	30.54%	24.79%	+5.75%
Volatility (1Y) Calculated over the trailing 1-year period	45.72%	30.75%	+14.97%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	56.76%	38.78%	+17.98%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	66.63%	44.71%	+21.92%

OEPIX vs. ENPIX - Expense Ratio Comparison

OEPIX has a 1.65% expense ratio, which is higher than ENPIX's 1.51% expense ratio.

Dividends

OEPIX vs. ENPIX - Dividend Comparison

OEPIX's dividend yield for the trailing twelve months is around 0.48%, less than ENPIX's 1.91% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
ENPIX ProFunds UltraSector Oil & Gas Fund	1.91%	2.76%	3.19%	0.87%	2.76%	1.59%	1.76%	1.34%	1.76%	0.84%	0.57%	0.56%
OEPIX Oil Equipment & Services UltraSector ProFund	0.48%	0.87%	0.00%	0.00%	0.00%	0.00%	0.16%	0.00%	2.56%	2.36%	0.05%	0.00%

Frequently Asked Questions

Can I hold both OEPIX and ENPIX in my portfolio?

OEPIX and ENPIX have a correlation of 0.72, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, OEPIX or ENPIX?

OEPIX has higher volatility (12.21%) compared to ENPIX (12.17%). In terms of maximum drawdown, OEPIX dropped -99.30% vs ENPIX's -90.12%.

Which has better risk-adjusted returns?

OEPIX currently has the higher Sharpe Ratio (3.89 vs 2.10), 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.