Benzinga's Top #PreMarket Gainers

shares surged 11.74 percent to $52.54 in pre-market trading after the company reported upbeat results for the first quarter.

shares rose 10.73 percent to $4.54 in pre-market trading. MCG Capital reported Q1 earnings of $0.03 per share on revenue of $1.95 million.

announced its plans to purchase MCG Capital for $4.75 per share.

shares climbed 8.11 percent to $87.35 in pre-market trading. Starwood Hotels reported upbeat Q1 earnings and lifted its FY15 earnings outlook. The company also announced the exploration of strategic alternatives.

shares gained 5.36 percent to $4.42 in the pre-market trading session after the company reported favorable results from Phase 1 single-ascending dose clinical trial of APD371.

gained 3.61 percent to $9.19 in pre-market trading after the company reported a settlement deal with Sarissa Capital Management and announced the retirement of founder and Chairman, CEO Harvey Berger.