iShares 0-5 Year High Yield Corporate Bond ETF seeks to track the investment results of the Markit iBoxx USD Liquid High Yield 0-5 Index composed of U.S. dollar-denominated, high yield corporate bonds with remaining maturities of less than five years. The index is designed to reflect the performance of U.S. dollar-denominated high yield corporate debt. The fund will invest at least 80% of its assets in the component securities of the underlying index, and the fund will invest at least 90% of its assets in fixed income securities of the types included in the underlying index that BFA believes will help the fund track the underlying index.