Sienna Biopharmaceuticals, Inc. (SNNA) Stock Charts SNNA Home News Ratings Charts Warning: This security is no longer trading. defunct Sienna Biopharmaceuticals, Inc. (SNNA): $0.14 0.04 (+40.00%) POWR Rating Get Rating Component Grades Growth Get Rating Value Get Rating Momentum NR Stability NR Sentiment Get Rating Quality NR Add SNNA to Watchlist Sign Up Industry: Medical - Pharmaceuticals Industry NR Ranked in industry See All 'A' Rated Buy Stocks Sienna Biopharmaceuticals, Inc. (SNNA) Performance Graph for POWR Ratings Sienna Biopharmaceuticals, Inc. (SNNA) Interactive Chart SNNA Chart by TradingView Sienna Biopharmaceuticals, Inc. (SNNA) Ratings History Chart Free access to the full ratings history for SNNA. Sign up now! Most Popular Stories View All • Stock Investing AFTER the Election • 3 Streaming Stocks Benefiting from Cord-Cutting Trends • 3 Gold Stocks to Buy as Safe-Haven Demand Grows • 3 AI Stocks Transforming Industries and Driving Future Growth • Investors: Are You Ready for November? 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!