Benzinga's Top #PreMarket Gainers

Tekmira Pharmaceuticals

shares jumped 30.09% to $27.50 in pre-market trading following the confirmation of first US-diagnosed Ebola case. Angie's List

shares jumped 20.57% to $7.68 in pre-market trading on a Financial Times report that the company is exploring strategic alternatives. Analysts at Northland Securities upgraded Angie's List from Underperform to Market Perform. Mechel OAO

shares surged 17.70% to $1.33 in pre-market trading. Russia's VTB Bank said it was not afraid to invest in Mechel. Sarepta Therapeutics

shares climbed 8.58% to $22.91 in pre-market trading following the announcement of US-diagnosed Ebola case. Sarepta will present at Leerink Rare Disease Roundtable at 8:00 am ET.