iShares U.S. Oil & Gas Exploration & Production ETF (IEO) is a energy sector ETF. As of October 9, 2026, ETF Copilot scores IEO 4.5 out of 10 — highest on Return (7.2), lowest on Risk (1.9). It trades at 14.1 times earnings, against its own median of 11.2. Its ten largest holdings are 71% of the fund.
What stands out in IEO's data
Tracks U.S. oil and gas exploration and production companies.
Its three-year return sits below the category median.
3-year return of 17% is below the category median of 17%.
Adds exposure to upstream energy firms, a sector tied to commodity cycles.
Why did IEO move this week? It rose 5.2% in the week to October 9, 2026 — Marathon Petroleum and ConocoPhillips drove it
IEO rose 5.2% in the week to October 9, 2026. The holdings that moved it most were Marathon Petroleum (+7.7%), ConocoPhillips (+5.8%) and Valero Energy (+6.8%); Crescent Energy (−5.5%) pushed the other way.
How is IEO rated? ETF Copilot scores iShares U.S. Oil & Gas Exploration & Production ETF (IEO) 4.5 out of 10
As of October 9, 2026, ETF Copilot scores iShares U.S. Oil & Gas Exploration & Production ETF (IEO) 4.5 out of 10 overall.
ETF Copilot scores (0–10 scale, higher is better):
- Overall: 4.5 / 10
- Growth: 2.1 / 10
- Value: 4.6 / 10
- Risk: 1.9 / 10
- Quality: 6.6 / 10
- Return: 7.2 / 10
Is IEO expensive right now? It trades at 14.1 times earnings, against its own median of 11.2
As of October 9, 2026, IEO is more expensive than 70% of its own last 8 years.
Trailing 12 months, built from IEO's holdings. How we calculate this →
What's inside IEO?
What's inside IEO: Size (Large 66%, Mid 28%, Small 6%); Geography (International 0%, US 100%).
What are IEO's top holdings? The ten largest are 71% of the fund
ConocoPhillips, Marathon Petroleum, Valero Energy, Phillips 66, EOG Resources, Devon Energy, EQT, Diamondback Energy, Texas Pacific Land and Chesapeake Energy are IEO's largest holdings, in that order.
More concentrated than 69% of Energy ETFs.
Half of IEO's weight sits in its 5 largest positions, and once those weights are taken into account it behaves like 13 equally weighted holdings.
What is IEO's expense ratio? 0.37% a year
As of October 9, 2026, IEO charges 0.37% a year, yields 1.52% and holds $792M in assets across 50 positions.
| Measure | IEO |
|---|---|
| Expense ratio | 0.37% |
| Dividend yield | 1.52% |
| Assets under management | $792M |
| Holdings | 50 |
Expense ratio, dividend yield and assets under management are reported by the fund and refreshed daily. Every other figure on this page is computed by ETF Copilot.
Cite this
ETF Copilot, “iShares U.S. Oil & Gas Exploration & Production ETF (IEO) scores and holdings analysis”, as of October 9, 2026.
https://etf-copilot.com/etf/ieo
ETF Copilot Pro unlocks IEO's price and what each holding weighs.
Try Pro free →