The investment seeks to provide investment results that closely correspond, before expenses, to the performance of the Nasdaq Developed Select Leaders Core Index. Under normal circumstances, the fund invests at least 80% of its net assets, plus any borrowings for investment purposes, in equity securities of companies that compose the index at the time of purchase. The index uses a quantitative model designed to identify equity securities of companies in the Nasdaq Developed Market Ex-US Ex-Korea Large Mid Cap Index that exhibit potential for high degrees of value, quality growth and strong momentum.