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iShares U.S. Oil & Gas Exploration & Production (IEO)

Energy ETF · iShares (BlackRock) · BATS · 49 holdings
$148.28 ▼ -1.56 (1.04%)
At close · USD · Volume 159,175
Returns and riskCostIncomeDividend historyHoldingsX-Ray look-throughQuestions
52-week range
$86.83 – $152.95
Day's range
$145.54 – $151.43
1-year total return
+71.5%

IEO price chart

Daily, split-corrected, distributions markedEnd-of-day prices

IEO fund facts

FundiShares U.S. Oil & Gas Exploration & Production ETF
TickerIEO · BATS
Issuer (by our rules)iShares (BlackRock)
Category (by our rules)Energy
Expense ratio0.38%
Holdings49
Net assets (fund, SEC)$516M
Yield (last 12 months)1.47%
DistributionsQuarterly
52-week range$86.83 – $152.95
Average volume (3 months)139,298
First price in our data5 May 2006
Issuer and category are assigned by StocksXray rules from the fund name. Expense ratio and net assets come from SEC filings; where a fund does not file them (for example grantor trusts) the field stays empty.

Returns and risk

1 month
+11.7%
3 months
+18.6%
6 months
+29.0%
Year to date
+68.2%
1 year
+71.5%
3 years a year
+16.7%
5 years a year
+21.2%
10 years a year
+12.1%
Volatility (1 year)
26.9%
Largest drop, last year
−16.3%
Largest drop in our data
−79.2%
Total return includes distributions, from end-of-day prices adjusted for splits and distributions, to 22 Oct 2026. Periods of 3 years and longer are annualised and shown only when the fund's history is long enough. Volatility is the standard deviation of daily returns over the last year, annualised. Past performance does not guarantee future results.

Cost: expense ratio

0.38% a year

On $10,000 invested that is about $38 a year in fund costs, taken out of the fund's assets.

Source: the fund's prospectus, as filed with the SEC on 22 Jul 2025 (risk/return summary data). Brokerage commissions and the bid-ask spread are separate costs.

Income: distributions

Paid, last 12 months
2.19 USD
Yield on today's price
1.47%
Frequency
Quarterly
Latest ex-date
15 Sep 2026
Full IEO dividend history →
Cash paid per current share (restated for share splits), before tax, from EODHD.

IEO top holdings

#HoldingWeight
1 CONOCOPHILLIPS COP 17.26%
2 VALERO ENERGY CORPORATION VLO 10.54%
3 MARATHON PETROLEUM CORPORATION MPC 10.17%
4 EOG RESOURCES, INC. EOG 6.56%
5 EQT CORPORATION EQT 4.84%
6 TEXAS PACIFIC LAND CORPORATION TPL 4.77%
7 PHILLIPS 66 PSX 4.46%
8 DIAMONDBACK ENERGY, INC. FANG 4.29%
9 DEVON ENERGY CORPORATION DVN 4.25%
10 EXPAND ENERGY CORPORATION EXE 4.10%
The top 10 make up 71.3% of the fund, out of 49 holdings.
Positions as of 30 Jun 2026, from the fund's Form N-PORT filed with the SEC. Public N-PORT holdings are quarter-end positions published about 60 days later, so they can be months old and the fund may have changed since.

X-Ray look-through

StocksXray scores 73% of IEO by weight (11 stocks in our S&P 500 coverage), so we can look inside the fund with our own numbers. The weighted average X-Ray Score of those stocks is 53 out of 100.

Undervalued 57%Fair 43%Overvalued 0%
Energy 100%
Weights are the SEC holdings weights dated 30 Jun 2026; scores and fair-value labels are today's. Labels follow our fair-value method ("Undervalued" means fair value is more than 17.5% above the price) and are model estimates, not forecasts or advice. How the X-Ray Score works.

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Funds of the same category, nearest in trading size. Similar does not mean equivalent: check holdings and costs.

IEO: frequently asked questions

What is IEO?

IEO is the iShares U.S. Oil & Gas Exploration & Production ETF, issued by iShares (BlackRock), listed on BATS. By our rules it is classed as "Energy". Its latest SEC filing lists 49 holdings.

What is the expense ratio of IEO?

IEO charges 0.38% a year, according to its prospectus filed with the SEC on 22 Jul 2025. On $10,000 that is about $38 a year in fund costs.

Does IEO pay dividends?

Yes. IEO paid 2.19 per share over the last 12 months, quarterly, a trailing yield of 1.47% on today's price. The latest ex-dividend date was 15 Sep 2026.

What does IEO hold?

The largest holdings in the latest SEC filing are CONOCOPHILLIPS (17.3%), VALERO ENERGY CORPORATION (10.5%), MARATHON PETROLEUM CORPORATION (10.2%). The top 10 together make up 71.3% of the fund.

How has IEO performed?

Total return including distributions to 22 Oct 2026: 1 year +71.5%, 3 years +16.7% a year, 5 years +21.2% a year. Past performance does not guarantee future results.

How does StocksXray rate the stocks inside IEO?

We score 73% of the fund by weight (11 stocks) with our X-Ray Score: the weighted average is 53 out of 100. These are model estimates, not forecasts or advice.

Where the numbers come from

Prices and distributions end-of-day data from EODHD; returns are our own calculations from it.
Expense ratio and holdings SEC filings (prospectus risk/return data and Form N-PORT).
Category, issuer and leverage assigned by StocksXray rules from the fund name.
X-Ray look-through our scores applied to the SEC holdings.
Read the methodology →

StocksXray is for education only and is not financial advice or a recommendation to buy or sell anything. Past performance does not guarantee future results; funds can lose value.