Benzinga's Volume Movers

Epocrates (NASDAQ: EPOC ) shares moved up 21.62% to $11.70 at 10:45 am. The volume of Epocrates shares traded was 10066% higher than normal. Epocrates agreed to be bought by athenahealth (NASDAQ: ATHN ) for $11.75 per share in cash. Nationstar Mortgage Holdings (NYSE: NSM ) shares climbed