Benzinga's Top Pre-Market Losers

ViroPharma Inc VPHM moved down 16.11% to $24 in the pre-market session. VPHM's PEG ratio is 2.26. VIVUS Inc VVUS shares fell 3.36% to $22.15 in the pre-market trading. Vivus reported that the Food and Drug Administration will take another three months to review obesity drug Qnexa. PPL Corp PPL dipped 1.12% to $27.35 in the pre-market session. PPL Corp announced its plans to sell 9.9 million shares in a public offering. Bed Bath & Beyond Inc BBBY dipped 0.76% to $70.50 in the pre-market session. BBBY's trailing-twelve-month profit margin is 10.42%.