Benzinga's Top #PreMarket Gainers

HORSEHEAD HOLDING CORP. ZINC shares rose 6.31 percent to $4.38 in pre-market trading after dropping 18.25 percent on Tuesday. Conatus Pharmaceuticals Inc CNAT shares climbed 5.85 percent to $5.25 in pre-market trading after surging 14.29 percent on Tuesday. Citrix Systems, Inc. CTXS shares rose 2.91 percent to $74.25 in pre-market trading after falling 1.04 percent on Tuesday. Yandex NV YNDX gained 1.64 percent to $11.76 in pre-market trading after falling 5.16 percent on Tuesday. Randgold Resources Ltd. (ADR) GOLD shares rose 1.07 percent to $57.50 in pre-market trading after dropping 3.30 percent on Tuesday.