Morning Market Movers

Sarepta Therapeutics

shares jumped 52.70% to $37.26 on announcement that it will file NDA for Eteplirsen for the treatment of Duchenne Muscular Dystrophy by the year-end. Cbeyond

rose 38.70% to $9.82 after the company agreed to be acquired by Birch Communications in all-cash transaction valued at $323 million. Aastrom Biosciences

shares gained 25% to $4.40 after the company announced its plans to acquire Sanofi's Cell Therapy and Regenerative Medicine business for $6.5 million in cash. Prosensa Holding NV

climbed 11.05% to $5.63 after jumping 8.33% on Thursday. Advanced Micro Devices

surged 9.21% to $4.03 after the company reported upbeat quarterly earnings and issued a strong Q2 revenue forecast. Momenta Pharmaceuticals

rose 6.13% to $11.78 after dropping 3.98% on Thursday. AstraZeneca PLC

shares gained 5.21% to $66.80 on the report of potential acquisition by Pfizer

. Micron Technology

climbed 5.02% to $25.11. Drexel Hamilton lifted the price target on Micron from $30 to $50. VimpelCom

shares jumped 4.22% to $9.38 after the company and Global Telecom Holding announced the signing of a strategic partnership.