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EES vs. USO
Performance
Return for Risk
Drawdowns
Volatility
Dividends

EES vs. USO

Last updated Jun 4, 2026

EES (WisdomTree U.S. SmallCap Fund) and USO (United States Oil Fund LP) are both exchange-traded funds - EES is a Small Cap Blend Equities fund tracking the WisdomTree U.S. Small Cap Index, while USO is a Oil & Gas fund tracking the Front Month Light Sweet Crude Oil. Both are passively managed. Over the past 10 years, EES returned 10.68%/yr vs 4.07%/yr for USO. At a 0.29 correlation, their price movements are largely independent. EES charges 0.38%/yr vs 0.86%/yr for USO.

Performance

EES vs. USO - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in WisdomTree U.S. SmallCap Fund (EES) and United States Oil Fund LP (USO). The values are adjusted to include any dividend payments, if applicable.

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Returns By Period

In the year-to-date period, EES achieves a 12.00% return, which is significantly lower than USO's 103.67% return. Over the past 10 years, EES has outperformed USO with an annualized return of 10.68%, while USO has yielded a comparatively lower 4.07% annualized return.

EES

1D
-1.53%
1M
0.47%
YTD
12.00%
6M
11.97%
1Y
29.80%
3Y*
15.30%
5Y*
6.23%
10Y*
10.68%

USO

1D
2.62%
1M
-4.57%
YTD
103.67%
6M
99.35%
1Y
101.55%
3Y*
29.98%
5Y*
24.41%
10Y*
4.07%
*Multi-year figures are annualized to reflect compound growth (CAGR)

EES vs. USO - Yearly Performance Comparison

2026 (YTD)202520242023202220212020201920182017
EES
WisdomTree U.S. SmallCap Fund		12.00%6.99%9.86%18.53%-16.18%34.39%3.06%21.68%-10.12%12.42%
USO
United States Oil Fund LP		103.67%-8.46%13.35%-4.94%28.97%64.68%-67.79%32.61%-19.57%2.47%

Correlation

The correlation between EES and USO is -0.24, meaning they tend to move in opposite directions. This is especially valuable for risk management - when one declines, the other has historically tended to hold steady or rise.

Correlation
Correlation (1Y)
Calculated over the trailing 1-year period

-0.24

Correlation (3Y)
Calculated over the trailing 3-year period

0.00

Correlation (5Y)
Calculated over the trailing 5-year period

0.13

Correlation (10Y)
Calculated over the trailing 10-year period

0.22

Correlation (All Time)
Calculated using the full available price history since Feb 26, 2007

0.29

The correlation between EES and USO shifts across timeframes, from -0.24 (1 year) to 0.29 (all time), reflecting how their relationship changes across market environments.

Compare stocks, funds, or ETFs

Search for stocks, ETFs, and funds for a quick comparison or use the comparison tool for more options.

WisdomTree U.S. SmallCap Fund

United States Oil Fund LP

Often compared with EES:
EES vs. DESEES vs. DWASEES vs. SCHDEES vs. VIOOEES vs. IWMEES vs. SPYEES vs. RWJ
Often compared with USO:
USO vs. XLEUSO vs. BNOUSO vs. UCOUSO vs. USLUSO vs. OILKUSO vs. DBOUSO vs. WTI

Return for Risk

EES vs. USO — Risk / Return Rank

Compare risk-adjusted metric ranks to identify better-performing investments over the past 12 months.
EES
EES Risk / Return Rank: 5757
Overall Rank
EES Sharpe Ratio Rank: 4949
Sharpe Ratio Rank
EES Sortino Ratio Rank: 5252
Sortino Ratio Rank
EES Omega Ratio Rank: 4848
Omega Ratio Rank
EES Calmar Ratio Rank: 7575
Calmar Ratio Rank
EES Martin Ratio Rank: 6262
Martin Ratio Rank
USO
USO Risk / Return Rank: 6666
Overall Rank
USO Sharpe Ratio Rank: 6969
Sharpe Ratio Rank
USO Sortino Ratio Rank: 6060
Sortino Ratio Rank
USO Omega Ratio Rank: 6161
Omega Ratio Rank
USO Calmar Ratio Rank: 8787
Calmar Ratio Rank
USO Martin Ratio Rank: 5454
Martin Ratio Rank
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.

EES vs. USO - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for WisdomTree U.S. SmallCap Fund (EES) 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.

EESUSODifference
Sharpe ratioReturn per unit of total volatility
1.72
2.31

-0.59

Sortino ratioReturn per unit of downside risk
2.51
2.89

-0.38

Omega ratioGain probability vs. loss probability

1.30

1.38

-0.08

Calmar ratioReturn relative to maximum drawdown

3.75

5.01

-1.26

Martin ratioReturn relative to average drawdown

11.05

9.42

+1.63

Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

EES vs. USO - Sharpe Ratio Comparison

The current EES Sharpe Ratio is 1.72, which is comparable to the USO Sharpe Ratio of 2.31. The chart below compares the historical Sharpe Ratios of EES and USO, calculated using daily returns over the previous 12 months. A higher Sharpe Ratio indicates better risk-adjusted performance relative to the risk-free rate.

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Sharpe Ratios by Period

EESUSODifference

Sharpe Ratio (1Y)

Calculated over the trailing 1-year period

1.72

2.31

-0.59

Sharpe Ratio (5Y)

Calculated over the trailing 5-year period

0.29

0.68

-0.39

Sharpe Ratio (10Y)

Calculated over the trailing 10-year period

0.45

0.10

+0.35

Sharpe Ratio (All Time)

Calculated using the full available price history

0.34

-0.18

+0.52

Drawdowns

EES vs. USO - Drawdown Comparison

The maximum EES drawdown since its inception was -63.66%, smaller than the maximum USO drawdown of -98.19%. Use the drawdown chart below to compare losses from any high point for EES and USO.

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Drawdown Indicators

EESUSODifference

Max Drawdown

Largest peak-to-trough decline

-63.66%

-98.19%

+34.53%

Max Drawdown (1Y)

Largest decline over 1 year

-7.98%

-20.39%

+12.41%

Max Drawdown (3Y)

Largest decline over 3 years

-27.15%

-26.05%

-1.10%

Max Drawdown (5Y)

Largest decline over 5 years

-27.15%

-36.23%

+9.08%

Max Drawdown (10Y)

Largest decline over 10 years

-50.52%

-86.75%

+36.23%

Current Drawdown

Current decline from peak

-1.53%

-85.01%

+83.48%

Average Drawdown

Average peak-to-trough decline

-10.37%

-75.30%

+64.93%

Ulcer Index

Depth and duration of drawdowns from previous peaks

2.70%

10.82%

-8.12%

Volatility

EES vs. USO - Volatility Comparison

The current volatility for WisdomTree U.S. SmallCap Fund (EES) is 4.03%, while United States Oil Fund LP (USO) has a volatility of 14.87%. This indicates that EES 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.

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Volatility by Period

EESUSODifference

Volatility (1M)

Calculated over the trailing 1-month period

4.03%

14.87%

-10.84%

Volatility (6M)

Calculated over the trailing 6-month period

11.34%

38.23%

-26.89%

Volatility (1Y)

Calculated over the trailing 1-year period

17.42%

44.20%

-26.78%

Volatility (5Y)

Calculated over the trailing 5-year period, annualized

21.53%

36.06%

-14.53%

Volatility (10Y)

Calculated over the trailing 10-year period, annualized

23.80%

39.00%

-15.20%

EES vs. USO - Expense Ratio Comparison

EES has a 0.38% expense ratio, which is lower than USO's 0.86% expense ratio.

Dividends

EES vs. USO - Dividend Comparison

EES's dividend yield for the trailing twelve months is around 1.12%, while USO has not paid dividends to shareholders.

PositionTTM20252024202320222021202020192018201720162015
EES
WisdomTree U.S. SmallCap Fund		1.12%1.29%1.37%1.18%1.12%1.69%1.29%1.31%1.81%0.93%1.02%1.38%
USO
United States Oil Fund LP		0.00%0.00%0.00%0.00%0.00%0.00%0.00%0.00%0.00%0.00%0.00%0.00%

Frequently Asked Questions

EES and USO have a correlation of -0.24, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

USO has higher volatility (14.87%) compared to EES (4.03%). In terms of maximum drawdown, EES dropped -63.66% vs USO's -98.19%.

On 10-year performance, EES leads with 10.68% vs 4.07% for USO. On fees, EES is cheaper at 0.38% per year. On volatility, EES has been the lower-risk option at 4.03%. The better choice depends on whether you care most about return, fees, risk, or income.

Over the 10-year period, EES has performed better with a 10.68% return vs 4.07%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.

EES is cheaper with a 0.38% expense ratio, compared with 0.86% for USO.

EES has the higher dividend yield at 1.12%, compared with 0.00% for USO.

EES is categorized as Small Cap Blend Equities, while USO is Oil & Gas. EES tracks WisdomTree U.S. Small Cap Index, while USO tracks Front Month Light Sweet Crude Oil. They also come from different issuers: WisdomTree and USCF. Their fees differ too: 0.38% for EES and 0.86% for USO.

USO currently has the higher Sharpe Ratio (2.31 vs 1.72), 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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