1. Low cost access to equal-weighted U.S. large- and mid-cap stocks
2. Get more exposure to mid-cap companies and reduce biases to the largest U.S. stocks
3. Use to express a more balanced view on the U.S. stock market
On 9/1/2015 the iShares MSCI USA ETF changed its name to the iShares MSCI USA Equal Weighted ETF.