OILK vs. UGA
OILK (ProShares K-1 Free Crude Oil ETF) and UGA (United States Gasoline Fund, LP) are both Oil & Gas funds - OILK tracks the Bloomberg Commodity Balanced WTI Crude Oil Index while UGA tracks the Near-Month NYMEX RBOB Gasoline Futures Contract. Both are passively managed. Over the past 5 years, OILK returned 15.25%/yr vs 25.31%/yr for UGA. Their correlation of 0.81 means they have usually moved in the same direction. OILK charges 0.69%/yr vs 1.02%/yr for UGA.
Performance
OILK vs. UGA - Performance Comparison
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Returns By Period
In the year-to-date period, OILK achieves a 47.49% return, which is significantly lower than UGA's 80.98% return.
OILK
- 1D
- -3.24%
- 1M
- 8.88%
- 6M
- 37.83%
- YTD
- 47.49%
- 1Y
- 33.62%
- 3Y*
- 9.71%
- 5Y*
- 15.25%
- 10Y*
- —
- ALL TIME*
- 3.29%
UGA
- 1D
- -5.27%
- 1M
- 8.52%
- 6M
- 69.92%
- YTD
- 80.98%
- 1Y
- 78.20%
- 3Y*
- 16.66%
- 5Y*
- 25.31%
- 10Y*
- 16.82%
- ALL TIME*
- 4.51%
Liquidity Comparison
| Position | Avg. Volume Value (2W) | Avg. Volume Value (1M) | Avg. Volume Value (3M) |
|---|---|---|---|
| $8.74M | $7.86M | $10.67M | |
| $8.16M | $5.91M | $4.98M |
OILK vs. UGA - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
OILK ProShares K-1 Free Crude Oil ETF | 47.49% | -11.86% | 8.18% | -0.97% | 27.57% | 63.71% | -61.09% | 30.48% | -20.40% | 2.82% |
UGA United States Gasoline Fund, LP | 80.98% | -2.00% | 3.77% | 1.27% | 46.34% | 68.49% | -24.88% | 41.25% | -28.07% | 1.69% |
Correlation
The correlation between OILK and UGA is 0.88, meaning they have usually moved in the same direction, including during past declines.
| Correlation | |
|---|---|
Correlation (1Y) Focuses on recent behavior, but can change the most. | 0.88 |
Correlation (3Y) Balances recent behavior with more history. | 0.87 |
Correlation (5Y) Shows whether the relationship held over a longer period. | 0.86 |
Correlation (All Time) Calculated using the full available price history since Sep 28, 2016 | 0.81 |
The correlation between OILK and UGA has been stable across timeframes, ranging from 0.81 to 0.88 - a consistent structural relationship.
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Return for Risk
OILK vs. UGA — Risk / Return Rank
OILK
UGA
OILK vs. UGA - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for ProShares K-1 Free Crude Oil ETF (OILK) and United States Gasoline Fund, LP (UGA). 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.
| OILK | UGA | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | -1.04 | ||
| Sortino ratioReturn per unit of downside risk | -1.03 | ||
| Omega ratioGain probability vs. loss probability | 1.20 | 1.35 | -0.15 |
| Calmar ratioReturn relative to maximum drawdown | 1.59 | 3.87 | -2.28 |
| Martin ratioReturn relative to average drawdown | 4.49 | 10.83 | -6.34 |
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Drawdowns
OILK vs. UGA - Drawdown Comparison
The maximum OILK drawdown since its inception was -83.76%, roughly equal to the maximum UGA drawdown of -86.59%. Use the drawdown chart below to compare losses from any high point for OILK and UGA.
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Drawdown Indicators
| OILK | UGA | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -83.76% | -86.59% | +2.83% |
Max Drawdown (1Y)Largest decline over 1 year | -21.19% | -20.32% | -0.87% |
Max Drawdown (3Y)Largest decline over 3 years | -23.42% | -26.68% | +3.26% |
Max Drawdown (5Y)Largest decline over 5 years | -34.69% | -38.11% | +3.42% |
Max Drawdown (10Y)Largest decline over 10 years | — | -75.89% | — |
Current DrawdownCurrent decline from peak | -13.47% | -10.61% | -2.86% |
Average DrawdownAverage peak-to-trough decline | -32.27% | -36.53% | +4.26% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 7.52% | 7.25% | +0.27% |
Volatility
OILK vs. UGA - Volatility Comparison
The current volatility for ProShares K-1 Free Crude Oil ETF (OILK) is 11.95%, while United States Gasoline Fund, LP (UGA) has a volatility of 12.68%. This indicates that OILK experiences smaller price fluctuations and is considered to be less risky than UGA based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| OILK | UGA | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 11.95% | 12.68% | -0.73% |
Volatility (6M)Calculated over the trailing 6-month period | 26.22% | 32.51% | -6.29% |
Volatility (1Y)Calculated over the trailing 1-year period | 30.24% | 36.42% | -6.18% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 30.48% | 34.68% | -4.20% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 36.00% | 37.30% | -1.30% |
OILK vs. UGA - Expense Ratio Comparison
OILK has a 0.69% expense ratio, which is lower than UGA's 1.02% expense ratio.
Dividends
OILK vs. UGA - Dividend Comparison
OILK's dividend yield for the trailing twelve months is around 11.51%, while UGA has not paid dividends to shareholders.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 |
|---|---|---|---|---|---|---|---|---|---|---|
OILK ProShares K-1 Free Crude Oil ETF | 11.51% | 4.79% | 3.11% | 5.80% | 17.32% | 68.82% | 0.13% | 0.94% | 0.58% | 6.17% |
UGA United States Gasoline Fund, LP | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% |
Frequently Asked Questions
OILK and UGA have a correlation of 0.88, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
UGA has higher volatility (12.68%) compared to OILK (11.95%). In terms of maximum drawdown, OILK dropped -83.76% vs UGA's -86.59%.
On 5-year performance, UGA leads with 25.31% vs 15.25% for OILK. On fees, OILK is cheaper at 0.69% per year. On volatility, OILK has been the lower-risk option at 11.95%. The better choice depends on whether you care most about return, fees, risk, or income.
Over the 5-year period, UGA has performed better with a 25.31% return vs 15.25%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.
OILK is cheaper with a 0.69% expense ratio, compared with 1.02% for UGA.
OILK has the higher dividend yield at 11.51%, compared with 0.00% for UGA.
OILK tracks Bloomberg Commodity Balanced WTI Crude Oil Index, while UGA tracks Near-Month NYMEX RBOB Gasoline Futures Contract. They also come from different issuers: ProShares and USCF. Their fees differ too: 0.69% for OILK and 1.02% for UGA.
UGA currently has the higher Sharpe Ratio (2.16 vs 1.12), 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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