ISI Description — iShares Trust - Core S&P Total US Stock Market Exchange Traded Fund
iShares Core S&P Total US Stock Market ETF is an open-ended management company. The Fund seeks investment results that correspond generally to the price and yield perfomance, before fees and expenses, of the S&P Composite 1500® (the "Index"). The Index is comprised of the S&P 500®, Midcap 400® and SmallCap 600®. The Fund invests in a representative sample of securities included in the Index that collectively has an investment profile similar to the Index. As of Mar 31 2013, the Fund's total assets were $616,069,345 and the Fund's investment portfolio was valued at $615,197,881.