Benzinga's Top #PreMarket Gainers

Express

jumped 20.06% to $16.70 in pre-market trading on Sycamore stake and potential acquistion. Sycamore Partners said Thursday that it is interested in acquiring Express. Sycamore has already acquired a 9.9% stake in Express, according to a regulatory filing. OpenTable

shares jumped 13.12% to $79.67 in pre-market trading after Priceline announced its plans to buy OpenTable for $103 per share. Yelp

shares gained 9.43% to $72.05 in pre-market trading following the DJ report of OpenTable

bid by Priceline

. Conatus Pharmaceuticals

soared 7.65% to $8.30 in the pre-market trading after tumbling 18.67% on Thursday.