This company has been marked as potentially delisted and may not be actively trading. NASDAQ:PRTO Proteon Therapeutics (PRTO) Stock Price, News & Analysis Add Compare Share Share Stock Analysis Stock AnalysisCompetitorsTrendsBuy This Stock About Proteon Therapeutics Stock (NASDAQ:PRTO) 30 days 90 days 365 days Advanced Chart Get Proteon Therapeutics alerts:Sign Up Key Stats Today's Range$3.13▼$3.3250-Day Range$0.84▼$25.1352-Week Range$0.22▼$3.94Volume101,859 shsAverage Volume1.11 million shsMarket Capitalization$69.64 millionP/E RatioN/ADividend YieldN/APrice TargetN/AConsensus RatingN/A Company Overview Proteon Therapeutics, Inc., a late-stage biopharmaceutical company, focuses on the development of pharmaceuticals to address the needs of patients with renal and vascular disease. Its lead product candidate is vonapanitase, an investigational drug intended to enhance hemodialysis vascular access outcomes. The company develops vonapanitase, a recombinant human elastase, which has completed Phase II and Phase III clinical trials for patients with chronic kidney disease. It is also evaluating vonapanitase in a Phase I clinical trial in patients with peripheral artery disease. The company was founded in 2001 and is based in Waltham, Massachusetts. Read More Receive PRTO Stock News and Ratings via Email Sign-up to receive the latest news and ratings for Proteon Therapeutics 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. PRTO Stock News HeadlinesProQR Therapeutics price target raised to $4 from $2.50 at ChardanNovember 9, 2024 | markets.businessinsider.comProtara Therapeutics (TARA) Earnings Dates & ReportsNovember 1, 2024 | investing.comAltucher: It Looks Like My Trump prediction is coming trueNew Hampshire just launched a Strategic Crypto Reserve — and James Altucher says it’s the first sign that “Trump’s Great Gain” has officially begun. Altucher believes select cryptos could turn $900 into $108,000 over the next 12 months — and he’s laying out the full gameplan in a new presentation.August 29 at 2:00 AM | Paradigm Press (Ad)ProQR Therapeutics upgraded to Strong Buy from Outperform at Raymond JamesOctober 29, 2024 | markets.businessinsider.comPROCEPT BioRobotics Posts Strong Q3 Earnings, Joins Monte Rosa Therapeutics, EyePoint Pharmaceuticals And Other Big Stocks Moving Higher On MondayOctober 28, 2024 | msn.comProQR Announces Major Share Offering AgreementOctober 25, 2024 | markets.businessinsider.comSeaport raises $225m to advance portfolio of neuropsychiatric prodrugsOctober 22, 2024 | msn.comProdrugs and patents: Enhancing therapy adherence and reducing side effectsSeptember 11, 2024 | msn.comSee More Headlines PRTO Stock Analysis - Frequently Asked Questions How were Proteon Therapeutics' earnings last quarter? Proteon Therapeutics Inc (NASDAQ:PRTO) released its quarterly earnings data on Thursday, October, 31st. The biopharmaceutical company reported ($0.08) earnings per share (EPS) for the quarter, topping the consensus estimate of ($0.09) by $0.01. What other stocks do shareholders of Proteon Therapeutics own? Based on aggregate information from My MarketBeat watchlists, some other companies that Proteon Therapeutics investors own include Bristol Myers Squibb (BMY), SCYNEXIS (SCYX), Agile Therapeutics (AGRX), ImmunoGen (IMGN), Onconova Therapeutics (ONTX), Sierra Oncology (SRRA) and Tonix Pharmaceuticals (TNXP). Company Calendar Last Earnings10/31/2019Today8/29/2025Get Stock AlertsIndustry, Sector and Symbol Stock ExchangeNASDAQ SectorMedical Industry Biological Products, Except Diagnostic Sub-IndustryN/A Current SymbolNASDAQ:PRTO CIK1359931 Webwww.proteontherapeutics.com Phone781-890-0102FaxN/AEmployees17Year FoundedN/AProfitability EPS (Trailing Twelve Months)($1.15) Trailing P/E RatioN/A Forward P/E RatioN/A P/E GrowthN/ANet Income-$20.73 million Net MarginsN/A Pretax MarginN/A Return on EquityN/A Return on Assets-118.68% Debt Debt-to-Equity RatioN/A Current Ratio5.98 Quick Ratio5.98 Sales & Book Value Annual SalesN/A Price / SalesN/A Cash FlowN/A Price / Cash FlowN/A Book Value($0.06) per share Price / Book-52.33Miscellaneous Outstanding Shares22,179,000Free FloatN/AMarket Cap$69.64 million OptionableNot Optionable Beta0.60 7 Stocks That Could Be Bigger Than Tesla, Nvidia, and GoogleLooking for the next FAANG stock before everyone has heard about it? Enter your email address to see which stocks MarketBeat analysts think might become the next trillion dollar tech company.Get This Free Report This page (NASDAQ:PRTO) was last updated on 8/29/2025 by MarketBeat.com Staff From Our PartnersINVESTOR ALERT: Tiny “$3 AI Wonder Stock” on the Verge of Blasting OffRight now, we’re witnessing a monumental shift in the world.Traders Agency | SponsoredBONUS GUIDE - Ben Stein Prepares For the Next Financial CrisisWith inflation high, debt soaring, and global tensions rising, a financial storm may be brewing. Economist ...Goldco Precious Metals | SponsoredThis is my Christian duty“This land I will give to you…” — a 4,000-year-old line from Genesis may hold the key to unlocking a $150 tril...Paradigm Press | SponsoredEveryone’s watching Nvidia right now. 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