NVRO - ViewRay up 4% after hours on bullish call at Oppenheimer October, 21 2019 04:29 PM Nevro Corp. Nevro (NYSE:NVRO) initiated with Perform (Neutral) rating at Oppenheimer.More news on: Nevro Corp., Varex Imaging Corporation, ViewRay, Inc., Healthcare stocks news, Stocks on the move, , Read more ...