ASTON/Montag & Caldwell Mid Cap Growth Fund

The performance data quoted represents past performance. Past performance is no guarantee of future results. Investment return and principal value will fluctuate so that an investor's shares upon redemption may be worth more or less than their original cost. Certain expenses were subsidized. If these subsidies were not in effect, the returns would have been lower. The adviser is contractually obligated to waive management fees and/or reimburse expenses through February 28, 2012. Current performance may be lower or higher than the performance data quoted.

For periods less than one-year, total returns are reported; for periods more than one-year, average annual total returns are reported.

The Russell Midcap Growth Index is comprised of securities with a greater than average growth orientation. Companies in this index tend to exhibit higher price-to-book and price-to earnings ratios. Indices are adjusted for the reinvestment of capital gains and income dividends. Individuals cannot invest in an index.

The Morningstar Mid-Cap Growth Category figures allow for a direct comparison of a fund’s performance within its Morningstar Category.

For each fund with at least a three-year history, Morningstar calculates a Morningstar Rating™ based on a Morningstar Risk-Adjusted Return measure that accounts for variation in a fund’s monthly performance (including the effects of sales charges, loads, and redemption fees), placing more emphasis on downward variations and rewarding consistent performance. The top 10% of funds in each category receive 5 stars, the next 22.5% receive 4 stars, the next 35% receive 3 stars,the next 22.5% receive 2 stars, and the bottom 10% receive 1 star. The Overall Morningstar Rating is derived from a weighted-average of the performance figures associated with its three-, five-, and 10-year (if applicable) Morningstar Rating metrics.© Morningstar, Inc.

The highest or most favorable Morningstar percentile rank is 1 and the lowest percentile rank is 100. The top-performing fund in a category will always receive a rank of 1. Various rating agencies categorize funds differently. Past performance is no guarantee of future results.