IEOvsDRLLETF Comparison
VS
iShares U.S. Oil & Gas Exploration & Production ETF (IEO) and Strive U.S. Energy ETF (DRLL) belong to the same industry segment: US Energy. Both ETFs have the same top 3 sector exposures: and Energy. IEO is less expensive with a Total Expense Ratio (TER) of 0.38%, versus 0.41% for DRLL. IEO is up 24.54% year-to-date (YTD) with +$10M in YTD flows. DRLL performs worse with 22.49% YTD performance, and -$15M in YTD flows. Run a side-by-side ETF comparison of IEO and DRLL 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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IEO vs DRLL performance and flow charts
Performance
Cumulative Flows
Historic performance and flows
Data as of 06/16/2026
| 1M | 3M | YTD | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|---|---|
| Perf. | IEO DRLL | -9.32%-8.95% | -5.32%-6.42% | +24.54%+22.49% | +21.94%+26.06% | +40.86%+38.81% | +120.60%n/a |
| Flows | IEO DRLL | -$6M-$3M | -$16M-$9M | +$10M-$15M | -$61M-$57M | -$222M-$127M | -$75M- |
Volatility and drawdown
| 3M | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|
| Volatility | IEO DRLL | +31.19%+28.87% | +25.60%+22.74% | +25.72%+22.44% | +30.67%n/a |
| Max drawdown | IEO DRLL | -14.30%-14.18% | -14.30%-14.18% | -31.40%-23.59% | -31.40%n/a |
| Max drawdown duration | IEO DRLL | 79d79d | 79d79d | 683d655d | 683dn/a |
Trading data
IEO | DRLL | |
Last sale 6/17/2026 at 1:30 PM | $109.27 | $34.39 |
| Previous close 06/16/2026 | $110.19 | $34.77 |
| Consolidated volume 06/16/2026 | ||
| Average volume 30 days | ||
| Average discount or premium 30 days | ||
| Average Bid/Ask spread 30 days |
Replication quality
Data as of May 29, 2026
1-year trailing difference
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IEO | DRLL | |
|---|---|---|
| Tracking error | ||
| Tracking difference | ||
| 1 year cumulative return difference | ||
| Best | ||
| Worst | ||
| Daily return difference | ||
| Average | ||
| Worst | ||
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Main metrics
Last update 6/17/2026 at 1:30 PM
Live
Closed
IEO | DRLL | |
|---|---|---|
| Last price | $109.27 | $34.39 |
| 1D performance | -0.83% | -1.10% |
| AuM | $517.79 M | $274.07 M |
| E/R | 0.38% | 0.41% |
Characteristics
IEO | DRLL | |
|---|---|---|
| Management strategy | Passive | Passive |
| Provider | iShares | Strive Asset Management |
| Benchmark | Dow Jones U.S. Select Oil Exploration & Production Index | Bloomberg US Energy Select Index |
| N° of holdings | 40 | 32 |
| Asset class | Equities | - |
| Trailing 12m distribution yield | Join | Join |
| Inception date | May 1, 2006 | August 9, 2022 |
| ESG | No | No |
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Exposure
Countries
IEO
USA
99.92%
Other
0.08%
DRLL
USA
99.79%
Other
0.21%
Sectors
IEO
Energy
94.44%
Other
5.56%
DRLL
Energy
96.7%
Other
3.3%
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Diversification
IEO
Total weight of top 15 holdings out of 15
82.77%
DRLL
Total weight of top 15 holdings out of 15
87.95%
Top 15 holdings
Data as of April 30, 2026
IEO
CONOCOPHILLIPS
18.85%
VALERO ENERGY
9.42%
EOG RESOURCES
9.33%
PHILLIPS 66
7.29%
DIAMONDBACK ENERGY
5.08%
DEVON ENERGY
4.64%
MARATHON PETROLEUM
4.58%
COTERRA ENERGY
3.97%
EQT
3.94%
CHESAPEAKE ENERGY
3.54%
TEXAS PACIFIC LAND CORP
3.54%
OVINTIV INC
2.49%
US71424F1057
2.33%
APA CORPORATION
2.10%
ANTERO RESOURCES
1.68%
DRLL
CHEVRON TEXACO
21.34%
EXXON
20.89%
VALERO ENERGY
5.07%
MARATHON PETROLEUM
4.84%
CONOCOPHILLIPS
4.66%
EOG RESOURCES
4.61%
PHILLIPS 66
4.43%
OCCIDENTAL U
3.91%
DIAMONDBACK ENERGY
3.46%
EQT
3.46%
DEVON ENERGY
2.84%
TEXAS PACIFIC LAND CORP
2.41%
COTERRA ENERGY
2.38%
CHESAPEAKE ENERGY
2.18%
US71424F1057
1.47%
Frequently asked questions about IEO and DRLL
How have the IEO and DRLL ETFs performed in 2026?
As of June 16, 2026, IEO is up 24.54% year-to-date (YTD), while DRLL has returned 22.49%. That puts IEO better performer ahead so far this year.
Which ETF is attracting more investor money: IEO or DRLL?
Year-to-date, the IEO ETF saw +$10M in flows, compared to -$15M for DRLL.
Which ETF is more volatile: IEO or DRLL?
Over the past year, IEO had a volatility of 25.6%, while DRLL experienced 22.74%.
Which ETF is bigger: IEO or DRLL?
As of June 16, 2026, IEO holds $517.79 M in assets under management (AUM), while DRLL manages $274.07 M.
What sectors do the IEO and DRLL ETFs invest in?
IEO leans toward sectors like Energy. Meanwhile, DRLL focuses on Energy.
What are the top holdings of the IEO ETF and DRLL ETF?
IEO top holdings include CONOCOPHILLIPS, VALERO ENERGY and EOG RESOURCES. DRLL holds in its top three: CHEVRON TEXACO, EXXON and VALERO ENERGY.
Which ETF is more diversified: IEO or DRLL?
IEO holds 47 securities with 82.77% of its assets in the top 15. DRLL has 33 securities and a top 15 weight of 87.95%.
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Latest news about IEO & DRLL
Crude and Natural Gas Markets on the Move
August 12, 2024
IEO
Energy Sector Plummets on Fed Comments and Crude Oil Stocks
May 27, 2024
DRLL
War in the Middle East: ETF Movers & Shakers
May 15, 2024
IEO
Strive Asset Management Moves Entire Lineup of ETFs to NYSE Floor
January 19, 2024
DRLL
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ETF 360: Matt Cole - Strive U.S. Energy ETF (DRLL)
November 29, 2022
DRLL
ETF 360: Matt Cole - Strive U.S. Energy ETF (DRLL)
November 29, 2022
DRLL
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