Benzinga's Top Pre-Market NASDAQ Gainers (VRTX, OCLR, JASO, AMAT)

Vertex Pharmaceuticals Incorporated VRTX rose 19.31% to $45.60 in the pre-market session. VRTX reported that its potential cystic fibrosis drug has met study goals. Oclaro Inc OCLR added 8.36% to $16.47 in the pre-market session. OCLR had $77.28 million in total cash and no debt for the latest quarter. JA Solar Holdings Co Ltd JASO moved up 2.22% to $7.83 in the pre-market session. JASO reported upbeat Q4 earnings. Applied Materials Inc AMAT soared 1.92% to $15.96 in the pre-market trading. Analysts at Piper Jaffray upgraded AMAT from “neutral” to “overweight.” Read more from Benzinga's Markets.