Benzinga's Top #PreMarket Gainers

shares surged 20.18 percent to $119.35 in pre-market trading following Monday's Wall Street Journal report that the company is near a $13 billion deal.

shares rose 18.07 percent to $8.30 in pre-market trading. magicJack reported Q1 adjusted earnings of $0.31 per share on sales of $25.5 million.

gained 18 percent to $50.26 in pre-market trading after the company agreed to be acquired by

for $50 per share, or $4.4 billion.

shares gained 8.91 percent to $6.60 in the pre-market trading session. Armistice Capital has sent a letter to Spectrum Pharmaceuticals Chairman, CEO, Board outlining plan to improve the company's performance.

shares climbed 2.46 percent to $4.59 in pre-market trading. Anthera Pharmaceuticals reported a Q1 loss of $0.28 per share. Citigroup upgraded Anthera Pharmaceuticals from Sell to Neutral.