OILKvsBNOETF Comparison
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ProShares K-1 Free Crude Oil Strategy ETF (OILK) and United States Brent Oil ETF (BNO) belong to the same industry segment: Energy. OILK is less expensive with a Total Expense Ratio (TER) of 0.69%, versus 1.14% for BNO. OILK is up 95.48% year-to-date (YTD) with +$142M in YTD flows. BNO performs better with 148.27% YTD performance, and +$488M in YTD flows. Run a side-by-side ETF comparison of OILK and BNO 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 BNO performance and flow charts
Performance
Cumulative Flows
Historic performance and flows
Data as of 10/26/2026
| 1M | 3M | YTD | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|---|---|
| Perf. | OILK BNO | +11.38%+17.18% | +28.68%+43.23% | +95.48%+148.27% | +86.34%+136.80% | +67.81%+128.04% | +95.87%+208.58% |
| Flows | OILK BNO | +$2M+$125M | +$7M+$17M | +$142M+$488M | +$137M+$497M | +$68M+$437M | +$161M+$266M |
Volatility and drawdown
| 3M | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|
| Volatility | OILK BNO | +25.09%+40.61% | +32.22%+49.95% | +27.79%+37.10% | +31.27%+38.02% |
| Max drawdown | OILK BNO | -7.18%-9.87% | -21.17%-34.30% | -23.71%-34.30% | -36.59%-34.30% |
| Max drawdown duration | OILK BNO | 9d12d | 114d127d | 608d127d | 1372d127d |
Trading data
OILK | BNO | |
Last sale 10/27/2026 at 1:30 PM | $61.08 | $69.55 |
| Previous close 10/26/2026 | $61.41 | $70.07 |
| Consolidated volume 10/26/2026 | ||
| Average volume 30 days | ||
| Average discount or premium 30 days | ||
| Average Bid/Ask spread 30 days |
Replication quality
Data as of September 30, 2026
1-year trailing difference
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OILK | BNO | |
|---|---|---|
| Tracking error | ||
| Tracking difference | ||
| 1 year cumulative return difference | ||
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Main metrics
Last update 10/27/2026 at 1:30 PM
Live
Closed
OILK | BNO | |
|---|---|---|
| Last price | $61.08 | $69.55 |
| 1D performance | -0.54% | -0.74% |
| AuM | $253.77 M | $916.57 M |
| E/R | 0.69% | 1.14% |
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Exposure
Countries
OILK
Data will be available soon
BNO
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Sectors
OILK
Data will be available soon
BNO
Data will be available soon
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Diversification
OILK
Data will be available soon
BNO
Data will be available soon
Top 15 holdings
Data as of January 1, 1970
OILK
Data will be available soon
BNO
Data will be available soon
Frequently asked questions about OILK and BNO
How have the OILK and BNO ETFs performed in 2026?
As of October 26, 2026, OILK is up 95.48% year-to-date (YTD), while BNO has returned 148.27%. That puts BNO better performer ahead so far this year.
Which ETF is attracting more investor money: OILK or BNO?
Year-to-date, the OILK ETF saw +$142M in flows, compared to +$488M for BNO.
Which ETF is more volatile: OILK or BNO?
Over the past year, OILK had a volatility of 32.22%, while BNO experienced 49.95%.
Which ETF is bigger: OILK or BNO?
As of October 26, 2026, OILK holds $253.77 M in assets under management (AUM), while BNO manages $916.57 M.
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Latest news about OILK & BNO
The Weekly ETF Market Monitor (September 7-11, 2026)
September 14, 2026
BNO
Crude and Natural Gas Markets on the Move
August 12, 2024
OILK
BNO
War in the Middle East: ETF Movers & Shakers
May 15, 2024
OILK
Energy Funds Stay in the Green as Oil Prices Inch Closer to $100 per Barrel
September 18, 2023
BNO
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OPEC's Production Cut: Implications for 2023 Economic Outlook
April 12, 2023
OILK
BNO
OPEC's Production Cut: Implications for 2023 Economic Outlook
April 12, 2023
OILK
BNO
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