|iShares Dow Jones U.S. Industrial Sector Index Fund (the Fund) is a non-diversified fund. The Fund seeks investment results that correspond generally to the price and yield performance of the Dow Jones U.S. Industrials Index (the Index). The Index measures the performance of the industrials sector of the United States equity market, and includes companies in the industry groups, such as construction and materials, aerospace and defense, general industrials, electronic and electrical equipment, industrial engineering, industrial transportation and support services. The Fund invests in a representative sample of securities included in the Index that collectively has an investment profile similar to the Index. Due to the use of representative sampling, the Fund may or may not hold all of the securities that are included in the Index. The Fund's investment advisor is BlackRock Fund Advisors (BFA).