The investment seeks track the price and yield performance, before fees and expenses, of the Barclays Rate Hedged U.S. Aggregate Bond Index, Zero Duration. The index is designed to provide long exposure to the Barclays U.S. Aggregate Bond 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.