Short Interest In Celgene, Onyx Continues To Shrink (CELG, ONXX, VRTX)
August 27, 2013 at 13:29 PM EDT
Among leading biotech and emerging pharmaceutical companies, Celgene (NASDAQ: CELG ), Onyx Pharmaceuticals (NASDAQ: ONXX ) and Vertex Pharmaceuticals (NASDAQ: VRTX ) saw significant percentage declines in short interest between the July 31 and August 15 settlement dates. Short sellers also shied away from Alexion Pharmaceuticals (NASDAQ: