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OILK vs. USO
Performance
Risk-Adjusted Performance
Dividends
Drawdowns
Volatility

Correlation

The correlation between OILK and USO is 0.23, which is considered to be low. This implies their price changes are not closely related. A low correlation is generally favorable for portfolio diversification, as it helps to reduce overall risk by spreading it across multiple assets with different performance patterns.


Performance

OILK vs. USO - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in ProShares K-1 Free Crude Oil Strategy ETF (OILK) and United States Oil Fund LP (USO). The values are adjusted to include any dividend payments, if applicable.

-30.00%-20.00%-10.00%0.00%10.00%December2025FebruaryMarchAprilMay
-11.35%
-24.18%
OILK
USO

Key characteristics

Sharpe Ratio

OILK:

-0.62

USO:

-0.49

Sortino Ratio

OILK:

-0.73

USO:

-0.52

Omega Ratio

OILK:

0.91

USO:

0.94

Calmar Ratio

OILK:

-0.37

USO:

-0.16

Martin Ratio

OILK:

-1.51

USO:

-1.38

Ulcer Index

OILK:

10.43%

USO:

10.80%

Daily Std Dev

OILK:

25.64%

USO:

30.38%

Max Drawdown

OILK:

-83.76%

USO:

-98.19%

Current Drawdown

OILK:

-40.83%

USO:

-93.13%

Returns By Period

In the year-to-date period, OILK achieves a -13.37% return, which is significantly higher than USO's -14.49% return.


OILK

YTD

-13.37%

1M

-3.41%

6M

-12.89%

1Y

-16.10%

5Y*

26.64%

10Y*

N/A

USO

YTD

-14.49%

1M

-4.89%

6M

-13.56%

1Y

-14.62%

5Y*

25.96%

10Y*

-8.88%

*Annualized

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OILK vs. USO - Expense Ratio Comparison

OILK has a 0.68% expense ratio, which is lower than USO's 0.79% expense ratio.


Risk-Adjusted Performance

OILK vs. USO — Risk-Adjusted Performance Rank

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

OILK
The Risk-Adjusted Performance Rank of OILK is 33
Overall Rank
The Sharpe Ratio Rank of OILK is 33
Sharpe Ratio Rank
The Sortino Ratio Rank of OILK is 33
Sortino Ratio Rank
The Omega Ratio Rank of OILK is 33
Omega Ratio Rank
The Calmar Ratio Rank of OILK is 44
Calmar Ratio Rank
The Martin Ratio Rank of OILK is 11
Martin Ratio Rank

USO
The Risk-Adjusted Performance Rank of USO is 55
Overall Rank
The Sharpe Ratio Rank of USO is 55
Sharpe Ratio Rank
The Sortino Ratio Rank of USO is 55
Sortino Ratio Rank
The Omega Ratio Rank of USO is 55
Omega Ratio Rank
The Calmar Ratio Rank of USO is 99
Calmar Ratio Rank
The Martin Ratio Rank of USO is 22
Martin Ratio Rank
The risk-adjusted ranks indicate the investment's position relative to the market. A rank closer to 100 signifies top-performing investments, while a rank closer to 0 might suggest underperformance, based on the selected ratio. The values are calculated based on the past 12 months of returns.

OILK vs. USO - Risk-Adjusted Performance Comparison

This table presents a comparison of risk-adjusted performance metrics for ProShares K-1 Free Crude Oil Strategy ETF (OILK) and United States Oil Fund LP (USO). 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.


The current OILK Sharpe Ratio is -0.62, which is comparable to the USO Sharpe Ratio of -0.49. The chart below compares the historical Sharpe Ratios of OILK and USO, offering insights into how both investments have performed under varying market conditions. These values are calculated using daily returns over the previous 12 months.


Rolling 12-month Sharpe Ratio-1.00-0.500.000.501.00December2025FebruaryMarchAprilMay
-0.62
-0.49
OILK
USO

Dividends

OILK vs. USO - Dividend Comparison

OILK's dividend yield for the trailing twelve months is around 4.61%, while USO has not paid dividends to shareholders.


TTM20242023202220212020201920182017
OILK
ProShares K-1 Free Crude Oil Strategy ETF
4.61%3.11%5.80%17.32%68.82%0.13%0.94%0.58%6.17%
USO
United States Oil Fund LP
0.00%0.00%0.00%0.00%0.00%0.00%0.00%0.00%0.00%

Drawdowns

OILK vs. USO - Drawdown Comparison

The maximum OILK drawdown since its inception was -83.76%, smaller than the maximum USO drawdown of -98.19%. Use the drawdown chart below to compare losses from any high point for OILK and USO. For additional features, visit the drawdowns tool.


-50.00%-45.00%-40.00%-35.00%-30.00%December2025FebruaryMarchAprilMay
-40.83%
-49.78%
OILK
USO

Volatility

OILK vs. USO - Volatility Comparison

The current volatility for ProShares K-1 Free Crude Oil Strategy ETF (OILK) is 10.73%, while United States Oil Fund LP (USO) has a volatility of 12.30%. This indicates that OILK experiences smaller price fluctuations and is considered to be less risky than USO based on this measure. The chart below showcases a comparison of their rolling one-month volatility.


4.00%6.00%8.00%10.00%12.00%14.00%December2025FebruaryMarchAprilMay
10.73%
12.30%
OILK
USO