Benzinga's Top Pre-Market Gainers

Spreadtrum Communications SPRD moved up 14.22% to $30.21 in the pre-market session after the company agreed to be bought by Tsinghua Holdings for $1.78 billion. Edwards Lifesciences EW soared 7.10% to $70.47 in the pre-market trading. Edwards Lifesciences's PEG ratio is 1.42. Rockwell Medical RMTI surged 4.37% to $4.54 in the pre-market session on anemia drug data. Xilinx XLNX shares gained 1.79% to $42.60 in the pre-market session after analysts at Citigroup upgraded the stock from “neutral” to “buy.”