Prothena Corporation plc - Ordinary Shares (PRTA) Stock Charts PRTA Home News Ratings Charts Prothena Corporation plc - Ordinary Shares (PRTA): $15.14 0.26 (-1.69%) POWR Rating Get Rating Component Grades Growth Get Rating Value Get Rating Momentum D Stability D Sentiment Get Rating Quality C Add PRTA to Watchlist Sign Up Industry: Biotech Industry F Ranked #194 of 335 in industry See All 'A' Rated Buy Stocks Prothena Corporation plc - Ordinary Shares (PRTA) Performance Graph for POWR Ratings Prothena Corporation plc - Ordinary Shares (PRTA) Interactive Chart PRTA Chart by TradingView Prothena Corporation plc - Ordinary Shares (PRTA) Ratings History Chart Free access to the full ratings history for PRTA. Sign up now! Most Popular Stories View All • When Will the Next Bull Rally Begin? • 3 Streaming Giants Ending the Year on a High Note • 3 Gold Miners Glittering with High Upsides • 3 Digital Entertainment Companies Capitalizing on Streaming Growth • Stock Investors: Are You “Fed Up”? View All Top stories Get Free Updates Join thousands of investors who get the latest news, insights and top rated picks from StockNews.com! Subscribe Get Free Updates Join thousands of investors who get the latest news, insights and top rated picks from StockNews.com!