WOBURN, Mass.--(BUSINESS WIRE)--ArQule, Inc. (Nasdaq: ARQL) today announced that the Company will present at the Stifel Nicolaus 2011 Global Healthcare Conference on Thursday, September 8, 2011 at 9:45 a.m. The presentation will be web cast and may be accessed through the investor relations section of the Company’s website, http://www.arqule.com.