Benzinga's Top #PreMarket Losers

Allot Communications Ltd ALLT shares declined 11.06 percent to $6.30 in pre-market trading. Allot Communications issued a weak Q2 and FY revenue guidance. Energy XXI Ltd EXXI shares dropped 8.23 percent to $2.12 in pre-market after falling 7.23 percent on Thursday. Aetna Inc AET shares tumbled 5.74 percent to $118.30 in pre-market trading after the company announced its plans to acquire Humana Inc HUM in a cash-and-stock deal valued at $35 billion. Clean Energy Fuels Corp CLNE shares fell 5.03 percent to $5.10 in pre-market trading after dropping 0.56 percent on Thursday. JD.Com Inc(ADR) JD fell 3.41 percent to $32.00 in pre-market trading after declining 0.36 percent on Thursday.