This company has been marked as potentially delisted and may not be actively trading. NASDAQ:PRTK Paratek Pharmaceuticals (PRTK) Stock Price, News & Analysis Add Compare Share Share Stock Analysis Stock AnalysisBuy This Stock About Paratek Pharmaceuticals Stock (NASDAQ:PRTK) 30 days 90 days 365 days Advanced Chart Get PRTK alerts:Sign Up Key Stats Today's Range$2.23▼$2.2350-Day Range$2.17▼$2.2352-Week Range$1.29▼$3.65VolumeN/AAverage Volume724,253 shsMarket Capitalization$127.82 millionP/E RatioN/ADividend YieldN/APrice TargetN/AConsensus RatingN/A Company Overview Paratek Pharmaceuticals, Inc., a commercial-stage biopharmaceutical company, focuses on the development and commercialization of life-saving therapies for life-threatening diseases or other public health threats for civilian, government, and military use. Its products include NUZYRA, a once-daily oral and intravenous broad-spectrum antibiotic for the treatment of adult patients with community-acquired bacterial pneumonia, and acute skin and skin structure infections caused by susceptible pathogens; and SEYSARA, a once-daily oral therapy for the treatment of moderate to severe acne vulgaris. The company has license and collaboration agreements with Zai Lab (Shanghai) Co., Ltd. and Allergan plc; license agreement with Tufts University to develop and commercialize products for the treatment or prevention of bacterial or microbial diseases, or medical conditions; and contract with Biomedical Advanced Research and Development Authority to support the development of NUZYRA for the treatment of pulmonary anthrax. It also has license agreement with Tetraphase Pharmaceuticals, Inc. to develop, import, and sell the XERAVATM product, which is used for the treatment of complicated intra-abdominal infections caused by bacteria. The company was founded in 1996 and is headquartered in Boston, Massachusetts. Read More Receive PRTK Stock News and Ratings via Email Sign-up to receive the latest news and ratings for Paratek Pharmaceuticals and its competitors with MarketBeat's FREE daily newsletter. Email Address PRTK Stock News HeadlinesOptinose CEO and other top executives exit after company's acquisition by ParatekMay 23, 2025 | bizjournals.comParatek expands commercial portfolio with OptinoseMay 22, 2025 | msn.comWhite House to reset Social Security?Elon Musk's parting DOGE gift looks set to shock America... A single announcement by July 22nd could soon bring Elon Musk's DOGE operation to its final, dramatic conclusion - with huge consequences for millions of investors. So if you have any money in the market... you're almost out of time to prepare. This plan has already been put in place... and can operate even if Elon's long gone from Washington. July 8 at 2:00 AM | Altimetry (Ad)OptiNose Shareholders Approve Merger with ParatekMay 18, 2025 | investing.comParatek Pharmaceuticals to Present Clinical Data on NUZYRA® (omadacycline) at the American Thoracic Society (ATS) 2025 International ConferenceMay 16, 2025 | globenewswire.comHow a Bucks County firm's multiyear pursuit of a partner led to a potential $330M dealApril 11, 2025 | bizjournals.comParatek Pharmaceuticals to Present New Data on NUZYRA® (omadacycline) at ESCMID Global 2025April 10, 2025 | globenewswire.comParatek Pharmaceuticals to acquire Optinose in $330M transactionMarch 21, 2025 | markets.businessinsider.comSee More Headlines PRTK Stock Analysis - Frequently Asked Questions How were Paratek Pharmaceuticals' earnings last quarter? Paratek Pharmaceuticals, Inc. (NASDAQ:PRTK) issued its earnings results on Monday, November, 8th. The specialty pharmaceutical company reported ($0.37) EPS for the quarter, beating the consensus estimate of ($0.45) by $0.08. The specialty pharmaceutical company had revenue of $24.45 million for the quarter, compared to analysts' expectations of $22.98 million. What other stocks do shareholders of Paratek Pharmaceuticals own? Based on aggregate information from My MarketBeat watchlists, some other companies that Paratek Pharmaceuticals investors own include Energy Transfer (ET), Sorrento Therapeutics (SRNE), Micron Technology (MU), Verastem (VSTM), Citius Pharmaceuticals (CTXR), SCYNEXIS (SCYX) and Aurinia Pharmaceuticals (AUPH). Company Calendar Last Earnings11/08/2021Today7/07/2025Fiscal Year End12/31/2025Get Stock AlertsIndustry, Sector and Symbol Stock ExchangeNASDAQ SectorMedical Industry Biotechnology Sub-IndustryPharmaceuticals Current SymbolNASDAQ:PRTK Previous SymbolNASDAQ:TSPT CIK1178711 Webwww.paratekpharma.com Phone(617) 807-6600Fax617-275-0039Employees268Year Founded1996Profitability EPS (Trailing Twelve Months)($1.10) Trailing P/E RatioN/A Forward P/E RatioN/A P/E GrowthN/ANet Income-$63.57 million Net Margins-35.44% Pretax Margin-35.35% Return on EquityN/A Return on Assets-40.05% Debt Debt-to-Equity RatioN/A Current Ratio0.52 Quick Ratio0.46 Sales & Book Value Annual Sales$160.27 million Price / Sales0.80 Cash FlowN/A Price / Cash FlowN/A Book Value($3.08) per share Price / Book-0.72Miscellaneous Outstanding Shares57,320,000Free Float52,736,000Market Cap$127.82 million OptionableOptionable Beta1.70 Social Links Metaverse Stocks And Why You Can't Ignore ThemThinking about investing in Meta, Roblox, or Unity? Enter your email to learn what streetwise investors need to know about the metaverse and public markets before making an investment.Get This Free Report This page (NASDAQ:PRTK) was last updated on 7/8/2025 by MarketBeat.com Staff From Our PartnersEveryone’s watching Nvidia right now. Here’s why I’m excited.So, unless you’ve been living under a rock, you probably saw the news… Nvidia just signed a $7 BILLION deal...Timothy Sykes | SponsoredYour Bank Account Is No Longer SafeWhat If Washington Declared That: YOUR Money ISN'T Actually Yours? Sounds insane, but that's exactly what ...Priority Gold | SponsoredF1 Engineering Powers This Electric Marine MotorThe future of marine propulsion has arrived - powered by F-1 grade engineering. In collaboration with McLar...The Tomorrow Investor | SponsoredA new rule goes live in July — and the banks are quietly cashing inA little-known regulation quietly goes into effect this July. 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