BESFvsIEOETF Comparison
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Bastion Energy ETF (BESF) and iShares U.S. Oil & Gas Exploration & Production ETF (IEO) belong to the same industry segment: US Energy. BESF's top 3 sector exposures are Energy and Utilities. In contrast, IEO's top sector exposures are Energy BESF is more expensive with a Total Expense Ratio (TER) of 0.8%, versus 0.38% for IEO. BESF is up 18.74% year-to-date (YTD) with +$686K in YTD flows. IEO performs better with 31.3% YTD performance, and +$52M in YTD flows. Run a side-by-side ETF comparison of BESF and IEO 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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BESF vs IEO performance and flow charts
Performance
Cumulative Flows
Historic performance and flows
Data as of 04/27/2026
| 1M | 3M | YTD | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|---|---|
| Perf. | BESF IEO | -5.71%-9.54% | +10.76%+23.30% | +18.74%+31.30% | n/a+42.35% | n/a+49.80% | n/a+180.43% |
| Flows | BESF IEO | --$4M | +$706K+$62M | +$686K+$52M | --$45M | --$242M | --$27M |
Volatility and drawdown
| 3M | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|
| Volatility | BESF IEO | +18.33%+28.81% | n/a+24.41% | n/a+25.47% | n/a+30.66% |
| Max drawdown | BESF IEO | -9.88%-14.30% | n/a-14.30% | n/a-31.40% | n/a-31.40% |
| Max drawdown duration | BESF IEO | 29d29d | n/a29d | n/a683d | n/a683d |
Trading data
BESF | IEO | |
Last sale 4/28/2026 at 3:17 PM | $40.14 | $117.94 |
| Previous close 04/27/2026 | $39.63 | $116.65 |
| Consolidated volume 04/27/2026 | ||
| Average volume 30 days | ||
| Average discount or premium 30 days | ||
| Average Bid/Ask spread 30 days |
Replication quality
Data as of March 31, 2026
1-year trailing difference
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BESF
is actively managed and doesn’t replicate an indexBESF | IEO | |
|---|---|---|
| Tracking error | ||
| Tracking difference | ||
| 1 year cumulative return difference | ||
| Best | ||
| Worst | ||
| Daily return difference | ||
| Average | ||
| Worst | ||
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Main metrics
Last update 4/28/2026 at 3:17 PM
Live
Closed
BESF | IEO | |
|---|---|---|
| Last price | $40.14 | $117.94 |
| 1D performance | +1.29% | +1.11% |
| AuM | $32.08 M | $589.22 M |
| E/R | 0.8% | 0.38% |
Characteristics
BESF | IEO | |
|---|---|---|
| Management strategy | Active | Passive |
| Provider | EA Series Trust | iShares |
| Benchmark | - | Dow Jones U.S. Select Oil Exploration & Production Index |
| N° of holdings | 19 | 40 |
| Asset class | - | Equities |
| Trailing 12m distribution yield | Join | Join |
| Inception date | June 4, 2025 | May 1, 2006 |
| ESG | No | No |
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Exposure
Countries
BESF
USA
87.5%
Other
12.5%
IEO
USA
100.1%
Other
-0.1%
Sectors
BESF
Energy
74.55%
Other
25.45%
IEO
Energy
94.46%
Other
5.54%
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Diversification
BESF
Total weight of top 15 holdings out of 15
71.38%
IEO
Total weight of top 15 holdings out of 15
82.94%
Top 15 holdings
Data as of March 31, 2026
BESF
NEXTDECADE CORPORATION
8.53%
CHENIERE ENERGY
6.32%
ENTERPRISE PRODUCTS PARTNERS UNT
5.06%
ONEOK
5.03%
ANTERO RESOURCES
4.96%
WILLIAMS
4.87%
EQT
4.64%
SEMPRA ENERGY
4.59%
US92333F1012
4.21%
EOG RESOURCES
4.08%
KINETIK HOLDINGS INC
4.02%
PROPETRO HOLDING
3.87%
WESTERN MIDSTREAM PARTNERS LP
3.81%
CHESAPEAKE ENERGY
3.79%
DEVON ENERGY
3.60%
IEO
CONOCOPHILLIPS
19.46%
EOG RESOURCES
9.44%
VALERO ENERGY
9.07%
PHILLIPS 66
7.29%
DIAMONDBACK ENERGY
4.81%
DEVON ENERGY
4.47%
MARATHON PETROLEUM
4.43%
EQT
4.11%
COTERRA ENERGY
3.82%
CHESAPEAKE ENERGY
3.75%
TEXAS PACIFIC LAND CORP
3.72%
OVINTIV INC
2.36%
US71424F1057
2.26%
APA CORPORATION
2.16%
ANTERO RESOURCES
1.78%
Frequently asked questions about BESF and IEO
How have the BESF and IEO ETFs performed in 2026?
As of April 27, 2026, BESF is up 18.74% year-to-date (YTD), while IEO has returned 31.3%. That puts IEO better performer ahead so far this year.
Which ETF is attracting more investor money: BESF or IEO?
Year-to-date, the BESF ETF saw +$686K in flows, compared to +$52M for IEO.
Which ETF is bigger: BESF or IEO?
As of April 27, 2026, BESF holds $32.08 M in assets under management (AUM), while IEO manages $589.22 M.
What sectors do the BESF and IEO ETFs invest in?
BESF leans toward sectors like Energy. Meanwhile, IEO focuses on Energy.
What are the top holdings of the BESF ETF and IEO ETF?
BESF top holdings include NEXTDECADE CORPORATION, CHENIERE ENERGY and ENTERPRISE PRODUCTS PARTNERS UNT. IEO holds in its top three: CONOCOPHILLIPS, EOG RESOURCES and VALERO ENERGY.
Which ETF is more diversified: BESF or IEO?
BESF holds 21 securities with 71.38% of its assets in the top 15. IEO has 47 securities and a top 15 weight of 82.94%.
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Latest news about BESF & IEO
Crude and Natural Gas Markets on the Move
August 12, 2024
IEO
War in the Middle East: ETF Movers & Shakers
May 15, 2024
IEO
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