Afternoon Movers; Markets Moved Higher
Achillion Pharmaceuticals (NASDAQ: ACHN) +22.43% on positive sentiment at JP Morgan Healthcare Conference
Idenix Pharmaceuticals (NASDAQ: IDIX) +24.2% after announcing new research developments
Perfect World (NASDAQ: PWRD) +19.5% on after denying fraud accusations
WedMD (NYSE: BKS) -17.3% on announcement of management changes
Hhgregg (NYSE: AEO) -10.6% on poor margins
Hi Tech Pharmacal (NASDAQ: HITK) -15.6% on increased drug competition







