Benzinga's Top #PreMarket Gainers

UIL Holdings CorporationUIL shares rose 24.03% to $52.50 in pre-market trading after Spain's Iberdrola SA announced its plans to buy UIL Holdings for about $3 billion. Cyberonics Inc. CYBX shares surged 15.12% to $69.50 in pre-market trading. Cyberonics and Sorin Group announced a $2.7 billion merger agreement. Cyberonics also reported better-than-expected Q3 earnings. salesforce.com, inc. CRM gained 12.95% to $71.01 in pre-market trading after the company reported in-line earnings for the fourth quarter. Town Sports International Holdings Inc. CLUB shares climbed 7.41% to $7.25 in pre-market trading. Town Sports International reported a Q4 loss of $2.62 per share on revenue of $109.7 million. Town Sports announced the engagement of financial advisor to consider strategic alternatives. The company named Daniel Gallagher as CEO and Robert Giardina as Chairman of the Board. Mobileye N.V. MBLY shares gained 5.10% to $37.09 in the pre-market trading session after the company reported stronger-than-expected results for the fourth quarter.