Benzinga's Top #PreMarket Gainers

NewLink Genetics

shares jumped 28.11% to $37.60 in pre-market trading after the company announced an exclusive worldwide licensing agreement for development of NLG919 and research collaboration for the discovery of next generation IDO/TDO inhibitors. ShoreTel

shares jumped 19.82% to $7.80 in pre-market trading after Mitel Networks

proposed to acquire ShoreTel for $8.10 per share in cash. BlackBerry

shares rose 5.48% to $10.01 in pre-market trading after gaining 2.04% on Friday. Acacia Research

announced that its Cell and Network Selection LLC subsidiary entered into an agreement with Blackberry. A source familiar with the matter, has told Benzinga that China's Lenovo Group

could make an offer to acquire Canadian mobile communications company, BlackBerry, as early as this week. Halliburton Company

gained 3.61% to $54.50 after the company reported upbeat results for the third quarter and raised its quarterly dividend by 20%.