Benzinga's Top #PreMarket Losers

Central European Media Enterprises CETV shares dropped 25.53% to $4.55 in pre-market trading after the company posted an operating loss in the third quarter and lowered its 2013 outlook. The Western Union Company WU dipped 19.44% to $15.50 in the pre-market session on Q3 results. Raymond James downgraded the stock from Outperform to Market Perform. Merrimack Pharmaceuticals MACK dipped 15.38% to $2.86 after the company reported that Phase 2 study Of MM-121 missed primary endpoint. IAC/InterActiveCorp IACI shares fell 14.51% to $49.50 in the pre-market trading after the company reported downbeat Q3 revenue.