X0101 EFFECT 33 LIVE 2010-03-02 0001193125-10-044948 485APOS 0000912036 ASTON FUNDS 033-68666 S000019442 ASTON/BARINGS INTERNATIONAL FUND C000088828 Class N Shares S000020470 Aston/M.D. Sass Enhanced Equity Fund C000088829 Class I Shares S000025232 ASTON/LAKE PARTNERS LASSO ALTERNATIVES FUND C000088830 Class N Shares