The investment seeks to track the price and yield performance of the BofA Merrill Lynch 0-5 Year U.S. High Yield Constrained, Zero Duration Index. The index is designed to provide long exposure to the BofA Merrill Lynch 0-5 Year U.S. High Yield Constrained Index while seeking to manage interest rate risk through the use of short positions in U.S. Treasury securities. Under normal circumstances, at least 80% of the fund's total assets will be invested in the component securities of the index and investments that have economic characteristics that are substantially identical to the economic characteristics of such component securities. It is non-diversified.