Morning Market Movers

Omthera Pharmaceuticals OMTH shares advanced 95.57% to $13.24 after after AstraZeneca PLC AZN announced its plans to acquire the company for $12.70 per share. PharmAthene PIP surged 24.99% to $1.9999. PharmAthene's trailing-twelve-month revenue is $25.50 million. BG Medicine BGMD climbed 22.09% to $2.10 after the company announced positive clinical data. CapLease LSE surged 19.72% to $8.50 after American Realty bought CapLease for $8.50 per share.