Benzinga's Top #PreMarket Gainers

Accelrys ACCL soared 28.60% to $12.50 in the pre-market trading after the company agreed to be acquired by Dassault Systemes DASTY for $12.50 per share. Facebook FB shares jumped 17.22% to $62.75 in pre-market trading after the company reported better-than-expected fourth-quarter results. Infinera INFN shares gained 15.58% to $8.16 in the pre-market after the company posted an upbeat profit in the fourth quarter. Flextronics International FLEX surged 7.92% to $8.31 in the pre-market session after the company reported strong Q3 results and announced its plans to cut its workforce.