Benzinga's Top #PreMarket Losers

Solazyme SZYM shares slipped 37.52% to $4.68 in pre-market trading after the company reported a Q3 loss of $0.45 per share on revenue of $17.60 million and launched a partnership with Versalis to commercialize Encapso. Cowen & Company downgraded Solazyme from Outperform to Market Perform.. Cornerstone OnDemand CSOD fell 20.61% to $26.00 in pre-market trading after the company reported a Q3 loss of $0.27 per share on revenue of $68.30 million and issued a weak sales forecast. Barclays lowered the price target on Cornerstone OnDemand from $52.00 to $40.00 Genworth Financial GNW shares dropped 18.27% to $11.50 in pre-market trading following Wednesday's earnings miss. Zillow Z shares declined 7.01% to $96.50 in pre-market trading after the company reported Q3 results. JMP Securities lowered the price target on Zillow from $155.00 to $140.00.