Benzinga's Top Pre-Market Losers

VIVUS Inc VVUS shares were down 11.5% at $21 in pre market trade. The biopharmaceutical company is engaged in development and commercialization of therapeutic products. Shares of Research in Motion Ltd RIMM were down 3% in pre market trade. The company designs, manufactures and markets wireless solutions for mobile communications. Orexigen Therapeutics Inc OREX shares were trading at $5.61, down 0.9% in pre market trade on Friday. The company is focusing on developing products for treatment of obesity. Shares of mobile company Nokia Corp NOK were down 2.8% at $2.77 in pre market trade on Friday.