This company has been marked as potentially delisted and may not be actively trading. NASDAQ:SNNA Sienna Biopharmaceuticals (SNNA) Stock Price, News & Analysis Add Compare Share Share Stock Analysis Stock AnalysisBuy This Stock About Sienna Biopharmaceuticals Stock (NASDAQ:SNNA) Get SNNA alerts:Sign Up Key Stats Today's Range$0.11▼$0.1750-Day Range$0.14▼$0.1452-Week Range$0.06▼$3.80Volume13.32 million shsAverage Volume1.87 million shsMarket Capitalization$4.20 millionP/E RatioN/ADividend YieldN/APrice TargetN/AConsensus RatingN/A Company Overview Sienna Biopharmaceuticals, Inc. is a clinical-stage biopharmaceutical company that focuses on the discovery, clinical development, and commercialization of aesthetics and medical dermatology. Its products include Topical by Design platform for patients with inflammatory skin diseases and other dermatologic and aesthetic conditions through SNA-120, SNA-125, and SNA-001. The company was founded by Todd Harris and Frederick C. Beddingfield III on July 27, 2010 and is headquartered in Westlake Village, CA. Read More Receive SNNA Stock News and Ratings via Email Sign-up to receive the latest news and ratings for Sienna Biopharmaceuticals and its competitors with MarketBeat's FREE daily newsletter. Submit View SMS TermsBy entering your phone number and clicking the sign-up button, you agree to receive periodic text messages from MarketBeat at the phone number you submitted, including texts that may be sent using an automatic telephone dialing system. Message and data rates may apply. Message frequency will vary. Messages will consist of stock alerts, news stories, and partner advertisements/offers. Consent is not a condition of the purchase of any goods or services. Text HELP for help/customer support. Unsubscribe at any time by replying "STOP" to any text message that you receive from MarketBeat or by visiting our mailing preferences page. Read our full terms of service and privacy policy. SNNA Stock News HeadlinesSienna Miller gives her classic black dress a boho-chic twist – shop her autumn lookSeptember 9, 2025 | msn.comHollyoaks to air emotional memorial scenes for Sienna – but there's a twistSeptember 9, 2025 | msn.comArizona-made nanochips the new millionaire maker?George Gilder handed President Reagan the first microchip that helped create $6.5 trillion in wealth over the last 40 years. Now he's stepping forward with an even bigger prediction about what's being built in the Arizona desert. He believes 3 little-known companies will explode when a bombshell announcement just days from now. Smart investors are already positioning themselves. | Banyan Hill Publishing (Ad)Damien Leone's favourite Terrifier character is 'final girl' Sienna ShawAugust 30, 2025 | uk.movies.yahoo.comDominic West, Sienna Miller to Lead Sky and HBO Legal Thriller ‘War’ From ‘Hijack’ Creator George KayAugust 20, 2025 | msn.comSienna Miller's tousled updo is the chic solution to bothersome hair in the heatJuly 19, 2025 | msn.comSienna Ross: Live In Fort WorthJuly 17, 2025 | dallasnews.comDSienna Betts Leads US to 122-57 Rout of China in FIBA U19 Women’s World CupJuly 17, 2025 | msn.comSee More Headlines SNNA Stock Analysis - Frequently Asked Questions How were Sienna Biopharmaceuticals' earnings last quarter? Sienna Biopharmaceuticals, Inc. (NASDAQ:SNNA) issued its quarterly earnings data on Thursday, March, 14th. The company reported ($0.93) earnings per share (EPS) for the quarter, missing the consensus estimate of ($0.83) by $0.10. When did Sienna Biopharmaceuticals IPO? Sienna Biopharmaceuticals (SNNA) raised $64 million in an initial public offering on Thursday, July 27th 2017. The company issued 4,300,000 shares at $14.00-$16.00 per share. J.P. Morgan, Cowen and BMO Capital Markets acted as the underwriters for the IPO. What other stocks do shareholders of Sienna Biopharmaceuticals own? Based on aggregate information from My MarketBeat watchlists, some other companies that Sienna Biopharmaceuticals investors own include SCYNEXIS (SCYX), Allena Pharmaceuticals (ALNA), Protalix BioTherapeutics (PLX), Sorrento Therapeutics (SRNE), Viking Therapeutics (VKTX), Motif Bio (MTFB) and Ritter Pharmaceuticals (RTTR). Company Calendar Last Earnings3/14/2019Today10/25/2025Get Stock AlertsIndustry, Sector and Symbol Stock ExchangeNASDAQ SectorMedical Industry Pharmaceutical Preparations Sub-IndustryN/A Current SymbolNASDAQ:SNNA CIK1656328 Webwww.siennabio.com Phone(818) 629-2256FaxN/AEmployees39Year FoundedN/AProfitability EPS (Trailing Twelve Months)($3.59) Trailing P/E RatioN/A Forward P/E RatioN/A P/E GrowthN/ANet Income-$73.47 million Net MarginsN/A Pretax MarginN/A Return on Equity-177.36% Return on Assets-52.22% Debt Debt-to-Equity RatioN/A Current Ratio15.27 Quick Ratio15.27 Sales & Book Value Annual SalesN/A Price / SalesN/A Cash FlowN/A Price / Cash FlowN/A Book Value$1.27 per share Price / Book0.11Miscellaneous Outstanding Shares30,908,000Free FloatN/AMarket Cap$4.20 million OptionableNot Optionable Beta2.67 Reduce the RiskMarket downturns give many investors pause, and for good reason. Wondering how to offset this risk? Enter your email address to learn more about using beta to protect your portfolio.Get This Free Report This page (NASDAQ:SNNA) was last updated on 10/25/2025 by MarketBeat.com Staff From Our PartnersNEW LAW: Congress Approves Setup For Digital Dollar?Trump Ally Says Congress Approved the Setup for a Digital Dollar 2.0 But according to Rep. 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