Frost Total Return Bond Fund Investor Class Shares

Under normal circumstances, the fund invests at least 80% of its net assets, plus any borrowings for investment purposes, in fixed income securities. The advisor actively manages the duration of the fund and purchases securities such that the average weighted duration of the fund's portfolio will typically range within plus or minus four years of the fund benchmark's duration. Its fixed income investments focus primarily on investment grade securities, but may at times include securities rated below investment grade.