Benzinga's Top #PreMarket Losers

Zogenix

dipped 6.32% to $4.15 in the pre-market session. Zogenix shares have jumped 221.01% over the past 52 weeks, while the S&P 500 index has gained 19.96% in the same period Ctrip.com International

shares dropped 3.31% to $38.21 in pre-market trading. Ctrip.com's trailing-twelve-month ROA is 3.73%. Zynga

shares fell 3.18% to $4.26 in the pre-market trading after jumping 23.60% on Friday. Denbury Resources

dipped 2.74% to $15.63. Denbury's PEG ratio is -2.96.