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

iShares · Stock ETFs · Energy · data as of Oct 2, 2026

IEO tracks an index and returned +51.3% over the past year.

## Key facts

- IEO, total return, 1 year: +51.3%, as of Oct 2, 2026.
- IEO, expense ratio: 0.37%, as of Oct 2, 2026.
- IEO, holdings: 51, as of Oct 2, 2026.
- IEO, below its high: −5.6%, as of Oct 2, 2026.
- IEO, net assets: $772m (the issuer’s own daily fund list, as of Oct 2, 2026).

## IEO over each window to Oct 2, 2026

| Window | Total return | S&P 500 | Gap to S&P 500 | Gap to Nasdaq-100 |
| --- | --- | --- | --- | --- |
| 3 months | +24.0% | +3.6% | +20.4 pts | +18.7 pts |
| 6 months | +12.7% | +17.9% | −5.3 pts | −15.7 pts |
| 1 year | +51.3% | +16.2% | +35.0 pts | +27.0 pts |
| 3 years | +55.3% | +89.3% | −34.0 pts | −59.4 pts |
| Since listing | +233.1% | +813.0% | −579.9 pts | −1528.8 pts |

## Every published field

| Field | Value | Source |
| --- | --- | --- |
| What it tracks | not read by ETFIQ | ETFIQ |
| Fund type | Equity fund | ETFIQ |
| Category | Stocks · Energy | ETFIQ |
| Expense ratio | 0.37% | 485BPOS XBRL, Jul 27, 2026 |
| Price | $136.60 | ETFIQ |
| Listed since | Jan 4, 2010 | ETFIQ |
| Net assets | $772m | the issuer’s own daily fund list, as of Oct 2, 2026 |
| Below its high | −5.6% | ETFIQ |
| Holdings | 51 | ETFIQ |
| Top ten weight | 71.0% | ETFIQ |
| Holdings published for | Oct 1, 2026 | the issuer’s daily file |
| Already in the S&P 500, by weight | 73.5% | ETFIQ |
| Active share vs the S&P 500 | 99.1% | ETFIQ |
| Already in the Nasdaq-100, by weight | 4.3% | ETFIQ |

## Questions

### How has IEO performed?

Over the year to Oct 2, 2026, IEO returned +51.3% with distributions reinvested, against +16.2% for the S&P 500. Over three years the figure is +55.3%.

### What does IEO cost?

The prospectus expense ratio is 0.37% a year.

### What does IEO hold?

51 positions as published by its issuer for Oct 1, 2026, with the top ten at 71.0% of the fund. 74% of its weight is in stocks the S&P 500 also holds.

### How far is IEO below its high?

5.6% below its high of Sep 15, 2026, measured on the reinvested series to Oct 2, 2026.


## Cite this page

ETFIQ, IEO, data as of Oct 2, 2026. https://etfiq.com/funds/ieo
Free to use with attribution; the underlying files are at https://etfiq.com/data/.

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