5 Top Weekly NASDAQ Biotech Stocks: Arsanis Gains 271 Percent

Arsanis, Tyme Technologies, CohBar, Cocrystal Pharma and Contrafect were last week's top gainers.

5 Top Weekly NASDAQ Biotech Stocks: MannKind Leads the Pack

MannKind, Sierra Oncology, Eiger BioPharmaceuticals, Aevi Genomic Medicine and KalVista Pharmaceuticals were last week's top gainers on the NASDAQ Biotechnology...

5 Top Weekly NASDAQ Biotech Stocks: Vivus on Top

Vivus, ArQule, Immutep, AcelRx Pharmaceuticals and Histogenics, were last week's top gainers on the NASDAQ.