IYM Stock Summary and Trading Ideas (iShares U.S. Basic Materials ETF | ARCA:IYM)

The iShares U.S. Basic Materials ETF seeks to track the investment results of an index composed of U.S. equities in the basic materials sector. IYM changed its index from the Dow Jones U.S. Basic Materials Index to the Russell 1000 Basic Materials RIC 22.5/45 Capped Index.

iShares U.S. Basic Materials ETF trades on the ARCA stock market under the symbol IYM.

As of October 15, 2026, IYM stock price climbed to $181.68 with 331,438 million shares trading.

IYM has a beta of 0.71, meaning it tends to be less sensitive to market movements. IYM has a correlation of 0.17 to the broad based SPY ETF.

IYM has a market cap of $1.34 billion. This is considered a Small Cap stock.

In the last 3 years, IYM traded as high as $197.36 and as low as $115.07.

IYM has outperformed the market in the last year with a price return of +23.3% while the SPY ETF gained +17.7%. However, in the short term, IYM had mixed performance relative to the market. It has underperformed in the last 3 months, returning +2.5% vs +2.9% return in SPY. But in the last 2 weeks, IYM shares have fared better than the market returning +2.0% compared to SPY +1.2%.

IYM support price is $178.17 and resistance is $182.49 (based on 1 day standard deviation move). This means that using the most recent 20 day stock volatility and applying a one standard deviation move around the stock's closing price, stastically there is a 67% probability that IYM shares will trade within this expected range on the day.