NORTHBROOK, Ill., May 8, 2012 (GLOBE NEWSWIRE) -- Nanosphere, Inc. (Nasdaq:NSPH), a leader in the development and commercialization of advanced molecular diagnostics systems, today announced it will host an Investor Day in New York City on Wednesday, June 13, 2012, beginning at 9:00 a.m. Eastern Time, at a location to be announced. William Moffitt, Nanosphere's president and chief executive officer, will be joined by Nanosphere senior executives to review the company's vision, strategy and supporting plans.