The investment seeks investment results, before fees and expenses, that track the performance of the S&P MidCap 400® Growth Index (the index). The fund invests in financial instruments that the advisor believes, in combination, should track the performance of the index. The index is designed to provide a comprehensive measure of mid-cap U.S. equity growth performance. It is an unmanaged float-adjusted, market capitalization-weighted index comprising of stocks from the S&P MidCap 400 that have been identified as being on the growth end of the growth-value spectrum as determined by S&P Dow Jones Indices LLC.