Benzinga's Top #PreMarket Gainers

Immunomedics, Inc. IMMU shares rose 29.77 percent to $2.79 in pre-market trading following announcement of interim Phase 2 Results with sacituzumab govitecan in lung cancers. TECO Energy, Inc. TE shares rose 23.16 percent to $25.95 in pre-market trading after the company announced it will be acquired by Emera Inc for $10.4 billion. Tower Semiconductor Ltd. (USA) TSEM gained 8.70 percent to $13.62 in pre-market trading after the company reported that it has signed a definitive agreement with one of its customers to receive $30 million advance payment for capacity expansion. Endocyte, Inc. ECYT shares climbed 7.55 percent to $5.41 in pre-market trading after the company reported the final overall survival results from the Phase 2b TARGET trial in non-small cell lung cancer Patients. The company announced that vintafolide plus docetaxel improved overall survival by 2.7 months in NSCLC. Achillion Pharmaceuticals, Inc. ACHN shares jumped 6.07 percent to $8.21 in pre-market trading. UBS upgraded Achillion Pharmaceuticals from Neutral to Buy.