WALTHAM, Mass.--(BUSINESS WIRE)--Repligen Corporation (NASDAQ:RGEN) today announced it will report financial results for the second quarter of 2012 before the NASDAQ Global Market opens on Thursday, August 2. The earnings press release will be followed by a conference call and webcast at 8:30 a.m. EDT. The call will be hosted by Walter C. Herlihy, Ph.D., President and CEO of Repligen, to discuss financial results and highlights for the second quarter and to provide a corporate update.