FAIRPORT, N.Y.--(BUSINESS WIRE)--Manning & Napier, Inc. (NYSE: MN), (“Manning & Napier” or “the Company”) today reported preliminary assets under management (AUM) of $41.7 billion at July 31, 2015, compared with $43.1 billion at June 30, 2015 and $47.8 billion at December 31, 2014. AUM by investment vehicle and by portfolio are set forth in the table below.       Assets Under Management (in millions)     July 31, 2015 June 30, 2015 December 31, 2014   By investment vehicle: Separate acc