Prothena (NASDAQ:PRTA – Get Free Report) announced its quarterly earnings results on Thursday. The biotechnology company reported ($1.03) earnings per share (EPS) for the quarter, missing the consensus estimate of ($0.92) by ($0.11), Briefing.com reports. Prothena had a negative net margin of 232.19% and a negative return on equity of 24.99%. The firm had revenue […]