Strategy. American Century Investment Management, Inc. (the Sub-Adviser) serves as the Funds sub-adviser. The Sub-Adviser is responsible for the day-to-day management of the Funds assets. In selecting stocks for the Fund, the Sub-Adviser looks for companies of all sizes whose stock price may not reflect the companys value. The Sub-Adviser attempts to purchase the stocks of these undervalued companies and hold each stock until the price has increased to, or is higher than, a level the managers believe more accurately reflects the fair value of the company. The Sub-Adviser uses a variety of analytical research tools and techniques to help it make decisions about buying or holding securities of companies that meet its investment criteria and selling the securities of companies … Show more… American Century Investment Management, Inc. (the Sub-Adviser) serves as the Funds sub-adviser. The Sub-Adviser is responsible for the day-to-day management of the Funds assets. In selecting stocks for the Fund, the Sub-Adviser looks for companies of all sizes whose stock price may not reflect the companys value. The Sub-Adviser attempts to purchase the stocks of these undervalued companies and hold each stock until the price has increased to, or is higher than, a level the managers believe more accurately reflects the fair value of the company. The Sub-Adviser uses a variety of analytical research tools and techniques to help it make decisions about buying or holding securities of companies that meet its investment criteria and selling the securities of companies that do not. The Fund may invest a portion of its assets in foreign securities when these securities meet the Sub-Advisers standards of selection. The Sub-Adviser may sell stocks from the Funds portfolio if it believes a stock no longer meets the Sub-Advisers valuation criteria, a stocks risk parameters outweigh its return opportunity, more attractive alternatives are identified or specific events alter a stocks prospects. Show less