Short Interest Falls in Vertex, Rises in Biogen Idec (VRTX, BIIB)
June 12, 2013 at 13:29 PM EDT
Among biotech and emerging pharmaceutical companies, Biogen Idec (NASDAQ: BIIB ), saw the most significant rise in short interest between the May 15 and May 31 settlement dates. The number of shares sold short in Amgen (NASDAQ: AMGN ), Dendreon (NASDAQ: DNDN ), Onyx Pharmaceuticals (NASDAQ:
