Portola Pharmaceuticals, Inc. (PTLA) Stock Charts PTLA Home News Ratings Charts Warning: This security is no longer trading. defunct Portola Pharmaceuticals, Inc. (PTLA): $18.03 0.04 (+0.22%) POWR Rating Get Rating Component Grades Growth Get Rating Value Get Rating Momentum NR Stability NR Sentiment Get Rating Quality NR Add PTLA to Watchlist Sign Up Industry: Biotech Industry NR Ranked in industry See All 'A' Rated Buy Stocks Portola Pharmaceuticals, Inc. (PTLA) Performance Graph for POWR Ratings Portola Pharmaceuticals, Inc. (PTLA) Interactive Chart PTLA Chart by TradingView Portola Pharmaceuticals, Inc. (PTLA) Ratings History Chart Free access to the full ratings history for PTLA. Sign up now! Most Popular Stories View All • 2 Concerns for Investors in October • 3 Cybersecurity Stocks Defending Against Digital Threats • 3 Oil Stocks With High Upside as Global Demand Rebounds • 3 Tech Stocks Under $10 That Could Deliver Big Gains • Investors…Why Be Bearish? 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!