Benzinga's Top Pre-Market Gainers

Copart CPRT soared 4.05% to $28.51 in the pre-market trading. Copart reported a rise in its profit for the fourth quarter. Research In Motion Limited RIMM surged 2.58% to $6.77 in the pre-market session. Research In Motion reported that its BlackBerry subscriber base has surged to 80 million. RF Micro Devices RFMD added 2.34% to $4.15 in the pre-market session. RF Micro Devices' trailing-twelve-month revenue is $859.82 million. Biogen Idec BIIB moved up 2.34% to $156.40 in the pre-market session. Biogen Idec and Swedish Orphan Biovitrum reported positive top-line results from B-LONG, a clinical study that evaluated a new long-lasting clotting factor candidate in people with hemophilia B.