OILKvsUNGETF Comparison
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ProShares K-1 Free Crude Oil Strategy ETF (OILK) and United States Natural Gas Fund (UNG) belong to the same industry segment: Energy. OILK is less expensive with a Total Expense Ratio (TER) of 0.69%, versus 1.24% for UNG. OILK is up 99.51% year-to-date (YTD) with +$142M in YTD flows. UNG performs worse with -25.34% YTD performance, and -$51M in YTD flows. Run a side-by-side ETF comparison of OILK and UNG 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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OILK vs UNG performance and flow charts
Performance
Cumulative Flows
Historic performance and flows
Data as of 10/30/2026
| 1M | 3M | YTD | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|---|---|
| Perf. | OILK UNG | +13.20%-12.48% | +31.76%-9.37% | +99.51%-25.34% | +90.75%-28.56% | +72.95%-67.33% | +103.21%-86.85% |
| Flows | OILK UNG | +$2M+$103M | +$7M+$71M | +$142M-$51M | +$137M-$111M | +$63M-$306M | +$160M+$728M |
Volatility and drawdown
| 3M | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|
| Volatility | OILK UNG | +21.90%+35.78% | +32.23%+59.01% | +27.71%+58.92% | +31.28%+65.83% |
| Max drawdown | OILK UNG | -5.98%-21.38% | -21.17%-46.04% | -23.71%-69.39% | -36.59%-93.17% |
| Max drawdown duration | OILK UNG | 5d36d | 114d271d | 608d1095d | 1372d1530d |
Trading data
OILK | UNG | |
Last sale 10/30/2026 at 1:30 PM | $62.24 | $9.08 |
| Previous close 10/29/2026 | $62.10 | $9.18 |
| Consolidated volume 10/29/2026 | ||
| Average volume 30 days | ||
| Average discount or premium 30 days | ||
| Average Bid/Ask spread 30 days |
Replication quality
Data as of October 30, 2026
1-year trailing difference
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OILK | UNG | |
|---|---|---|
| Tracking error | ||
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| 1 year cumulative return difference | ||
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Main metrics
Last update 10/30/2026 at 1:30 PM
Live
Closed
OILK | UNG | |
|---|---|---|
| Last price | $62.24 | $9.08 |
| 1D performance | +0.23% | -1.09% |
| AuM | $259.00 M | $503.24 M |
| E/R | 0.69% | 1.24% |
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Exposure
Countries
OILK
Data will be available soon
UNG
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Sectors
OILK
Data will be available soon
UNG
Data will be available soon
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Diversification
OILK
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UNG
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Top 15 holdings
Data as of January 1, 1970
OILK
Data will be available soon
UNG
Data will be available soon
Frequently asked questions about OILK and UNG
How have the OILK and UNG ETFs performed in 2026?
As of October 30, 2026, OILK is up 99.51% year-to-date (YTD), while UNG has lost -25.34%. That puts OILK better performer ahead so far this year.
Which ETF is attracting more investor money: OILK or UNG?
Year-to-date, the OILK ETF saw +$142M in flows, compared to -$51M for UNG.
Which ETF is more volatile: OILK or UNG?
Over the past year, OILK had a volatility of 32.23%, while UNG experienced 59.01%.
Which ETF is bigger: OILK or UNG?
As of October 30, 2026, OILK holds $259.00 M in assets under management (AUM), while UNG manages $503.24 M.
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Latest news about OILK & UNG
US Natural Gas Prices Dip Amidst Supply Glut
October 14, 2024
UNG
Crude and Natural Gas Markets on the Move
August 12, 2024
OILK
UNG
Natural Gas Futures Plunge Due to Milder Weather and Reduced LNG Exports | ETFs to Watch
July 22, 2024
UNG
War in the Middle East: ETF Movers & Shakers
May 15, 2024
OILK
UNG
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Natural Gas Dead Cat Bounce Amid Oversupply
February 26, 2024
UNG
Natural Gas Dead Cat Bounce Amid Oversupply
February 26, 2024
UNG
US Natural Gas ETFs Take a Hit
February 19, 2024
UNG
Natural Gas Prices Hit Multi-Year Low Amid Warm Winter and Supply Surplus
February 12, 2024
UNG
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