As of August 30, 2016, iShares U.S. ETF Trust - iShares Enhanced U.S. Small-Cap ETF has gone out of business. iShares U.S. ETF Trust - iShares Enhanced U.S. Small-Cap ETF is an exchange traded fund launched by BlackRock, Inc. The fund is managed by BlackRock Fund Advisors. It invests in the public equity markets of the United States. The fund seeks to invest in the stocks of companies operating across diversified sectors. It primarily invests in the stocks of small-cap companies with capitalizations less than $5 billion. The fund employs quantitative analysis focusing on factors such as cash earnings, earnings variability, leverage, price-to-book ratio, market capitalization, and quality to create its portfolio. It benchmarks the performance of its portfolio against the Russell 2000 Index. The fund employs proprietary research to create its portfolio. It was formerly known as iShares U.S. ETF Trust - iShares Strategic Beta U.S. Small Cap Fund. iShares U.S. ETF Trust - iShares Enhanced U.S. Small-Cap ETF was formed on April 16, 2013 and is domiciled in the United States.