Benzinga's Top #PreMarket Gainers

shares popped 13.83 percent to $13.25 after the company reported stronger-than-expected results for its fiscal second quarter.

rose 9.17 percent to $1.31 in pre-market trading after the company announced progress in collaboration with NEC Corporation and Yamaguchi University in Japan.

shares spiked 6.36 percent to $4.35 in pre-market trading after the company announced that, through its partnership with

and Terra Nova Renewable Partners, it had acquired the Bingham and Oakfield wind farm assets (accounting for 333 megawatts of wind-power) for $209 million in equity.

shares rose 4.55 percent to $93.01 in pre-market trading after the company reported upbeat earnings for its fiscal fourth quarter.

shares rose 3.88 percent to $8.83 in pre-market trading after the company reported the FDA approval Of CEFOTAN® (cefotetan) for injection.