Short Interest Swings in Biotech Stocks (CELG, GILD, REGN)
December 28, 2012 at 11:10 AM EST
The short interest in biotech and emerging pharmaceutical companies was mixed again in the first two weeks of December. The number of shares sold short in Amgen (NASDAQ: AMGN ), Arena Pharmaceuticals (NASDAQ: ARNA ), Dendreon (NASDAQ: DNDN ) and Illumina (NASDAQ: ILMN ) grew