USOvsUCOETF Comparison
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United States Oil Fund (USO) belongs to the Energy segment. ProShares Ultra Bloomberg Crude Oil ETF (UCO) is part of the Leveraged Commodity segment. USO is less expensive with a Total Expense Ratio (TER) of 0.7%, versus 1.47% for UCO. USO is up 96.76% year-to-date (YTD) with +$185M in YTD flows. UCO performs better with 126.59% YTD performance, and -$353M in YTD flows. Run a side-by-side ETF comparison of USO and UCO below, and assess how they stack up in performance, liquidity, risk, exposure, holdings, and more, helping you select the best ETF for your investments.
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USO vs UCO performance and flow charts
Performance
Cumulative Flows
Historic performance and flows
Data as of 07/24/2026
| 1M | 3M | YTD | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|---|---|
| Perf. | USO UCO | +27.39%+33.07% | +3.07%+1.79% | +96.76%+126.59% | +79.06%+81.01% | +92.75%+52.67% | +174.59%+128.75% |
| Flows | USO UCO | -$73M+$24M | +$225M-$29M | +$185M-$353M | +$100M-$297M | -$606M-$675M | -$2.96B-$2.07B |
Volatility and drawdown
| 3M | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|
| Volatility | USO UCO | +54.06%+71.94% | +49.13%+62.92% | +37.64%+54.95% | +38.04%+63.02% |
| Max drawdown | USO UCO | -31.88%-38.76% | -31.88%-38.76% | -31.88%-50.51% | -35.45%-66.84% |
| Max drawdown duration | USO UCO | 67d67d | 67d67d | 67d896d | 1365d1507d |
Trading data
USO | UCO | |
Last sale 7/27/2026 at 7:49 PM | $124.98 | $39.91 |
| Previous close 07/24/2026 | $136.69 | $43.93 |
| Consolidated volume 07/24/2026 | ||
| Average volume 30 days | ||
| Average discount or premium 30 days | ||
| Average Bid/Ask spread 30 days |
Replication quality
Data as of July 27, 2026
1-year trailing difference
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USO | UCO | |
|---|---|---|
| Tracking error | ||
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| 1 year cumulative return difference | ||
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Main metrics
Last update 7/27/2026 at 7:49 PM
Live
Closed
USO | UCO | |
|---|---|---|
| Last price | $124.98 | $39.91 |
| 1D performance | -8.57% | -9.15% |
| AuM | $2.31 B | $454.56 M |
| E/R | 0.7% | 1.47% |
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Exposure
Countries
USO
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UCO
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Sectors
USO
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UCO
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Diversification
USO
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UCO
Data will be available soon
Top 15 holdings
Data as of January 1, 1970
USO
Data will be available soon
UCO
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Frequently asked questions about USO and UCO
How have the USO and UCO ETFs performed in 2026?
As of July 24, 2026, USO is up 96.76% year-to-date (YTD), while UCO has returned 126.59%. That puts UCO better performer ahead so far this year.
Which ETF is attracting more investor money: USO or UCO?
Year-to-date, the USO ETF saw +$185M in flows, compared to -$353M for UCO.
Which ETF is more volatile: USO or UCO?
Over the past year, USO had a volatility of 49.13%, while UCO experienced 62.92%.
Which ETF is bigger: USO or UCO?
As of July 24, 2026, USO holds $2.31 B in assets under management (AUM), while UCO manages $454.56 M.
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Latest news about USO & UCO
Israel – Iran War: Read This Before Investing in an Oil ETF
June 18, 2025
USO
Crude and Natural Gas Markets on the Move
August 12, 2024
USO
Crude Oil ETFs Surge Amid Summer Rally Speculations
June 24, 2024
USO
Crude Oil ETFs Surge Despite Falling Oil Prices
June 3, 2024
USO
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War in the Middle East: ETF Movers & Shakers
May 15, 2024
USO
War in the Middle East: ETF Movers & Shakers
May 15, 2024
USO
Oil Prices Fall After a Surprise Jump in U.S. Crude Stockpiles
January 16, 2024
USO
Energy Funds Stay in the Green as Oil Prices Inch Closer to $100 per Barrel
September 18, 2023
USO
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