UNGvsUSOETF Comparison
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United States Natural Gas Fund (UNG) and United States Oil Fund (USO) belong to the same industry segment: Energy. UNG is more expensive with a Total Expense Ratio (TER) of 1.24%, versus 0.7% for USO. UNG is down -4.04% year-to-date (YTD) with -$203M in YTD flows. USO performs better with 92.95% YTD performance, and -$77M in YTD flows. Run a side-by-side ETF comparison of UNG and USO 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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UNG vs USO performance and flow charts
Performance
Cumulative Flows
Historic performance and flows
Data as of 06/05/2026
| 1M | 3M | YTD | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|---|---|
| Perf. | UNG USO | +11.58%-0.12% | -3.17%+36.47% | -4.04%+92.95% | -29.94%+90.55% | -52.49%+107.32% | -72.89%+182.12% |
| Flows | UNG USO | -$142M+$392M | -$15M-$111M | -$203M-$77M | +$84M-$86M | -$679M-$1.10B | +$672M-$3.66B |
Volatility and drawdown
| 3M | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|
| Volatility | UNG USO | +44.78%+77.02% | +62.18%+48.14% | +60.28%+36.72% | +67.06%+37.48% |
| Max drawdown | UNG USO | -21.90%-17.72% | -43.66%-20.17% | -68.06%-25.52% | -92.38%-35.45% |
| Max drawdown duration | UNG USO | 85d21d | 351d250d | 1031d408d | 1383d1365d |
Trading data
UNG | USO | |
Last sale 6/5/2026 at 1:30 PM | $11.67 | $133.02 |
| Previous close 06/04/2026 | $12.12 | $136.74 |
| Consolidated volume 06/04/2026 | ||
| Average volume 30 days | ||
| Average discount or premium 30 days | ||
| Average Bid/Ask spread 30 days |
Replication quality
Data as of June 8, 2026
1-year trailing difference
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UNG | USO | |
|---|---|---|
| Tracking error | ||
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| 1 year cumulative return difference | ||
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Main metrics
Last update 6/5/2026 at 1:30 PM
Live
Closed
UNG | USO | |
|---|---|---|
| Last price | $11.67 | $133.02 |
| 1D performance | -3.71% | -2.72% |
| AuM | $447.75 M | $1.94 B |
| E/R | 1.24% | 0.7% |
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Exposure
Countries
UNG
Data will be available soon
USO
Data will be available soon
Sectors
UNG
Data will be available soon
USO
Data will be available soon
Diversification
UNG
Data will be available soon
USO
Data will be available soon
Top 15 holdings
Data as of January 1, 1970
UNG
Data will be available soon
USO
Data will be available soon
Frequently asked questions about UNG and USO
How have the UNG and USO ETFs performed in 2026?
As of June 5, 2026, UNG is down -4.04% year-to-date (YTD), while USO has returned 92.95%. That puts USO better performer ahead so far this year.
Which ETF is attracting more investor money: UNG or USO?
Year-to-date, the UNG ETF saw -$203M in flows, compared to -$77M for USO.
Which ETF is more volatile: UNG or USO?
Over the past year, UNG had a volatility of 62.18%, while USO experienced 48.14%.
Which ETF is bigger: UNG or USO?
As of June 5, 2026, UNG holds $447.75 M in assets under management (AUM), while USO manages $1.94 B.
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Latest news about UNG & USO
Israel – Iran War: Read This Before Investing in an Oil ETF
June 18, 2025
USO
US Natural Gas Prices Dip Amidst Supply Glut
October 14, 2024
UNG
Crude and Natural Gas Markets on the Move
August 12, 2024
UNG
USO
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Crude Oil ETFs Surge Amid Summer Rally Speculations
June 24, 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
War in the Middle East: ETF Movers & Shakers
May 15, 2024
USO
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