NASDAQ:GLSI Greenwich LifeSciences (GLSI) Stock Price, News & Analysis $11.09 +0.15 (+1.37%) Closing price 08/1/2025 04:00 PM EasternExtended Trading$10.95 -0.14 (-1.26%) As of 08/1/2025 04:12 PM Eastern Extended trading is trading that happens on electronic markets outside of regular trading hours. This is a fair market value extended hours price provided by Polygon.io. Learn more. Add Compare Share Share Stock Analysis Stock AnalysisAnalyst ForecastsChartCompetitorsEarningsFDA EventsHeadlinesInsider TradesOwnershipSEC FilingsShort InterestTrendsBuy This Stock About Greenwich LifeSciences Stock (NASDAQ:GLSI) 30 days 90 days 365 days Advanced Chart View Price History Chart DataSkip Price History Chart Get Greenwich LifeSciences alerts:Sign Up Key Stats Today's Range$10.70▼$11.2950-Day Range$8.76▼$12.3052-Week Range$8.06▼$16.50Volume45,636 shsAverage Volume77,471 shsMarket Capitalization$148.27 millionP/E RatioN/ADividend YieldN/APrice Target$39.00Consensus RatingBuy Company Overview Greenwich LifeSciences, Inc., a clinical-stage biopharmaceutical company, develops novel cancer immunotherapies for breast cancer and other HER2/neu-expressing cancers. Its lead product candidate is GP2, an immunotherapy, which is in Phase III clinical trial to prevent breast cancer recurrences in patients who have previously undergone surgery. The company was formerly known as Norwell, Inc. and changed its name to Greenwich LifeSciences, Inc. in March 2018. Greenwich LifeSciences, Inc. was incorporated in 2006 and is headquartered in Stafford, Texas. Read More Greenwich LifeSciences Stock Analysis - MarketRank™See Top-Rated MarketRank™ Stocks27th Percentile Overall ScoreGLSI MarketRank™: Greenwich LifeSciences scored higher than 27% of companies evaluated by MarketBeat, and ranked 806th out of 919 stocks in the medical sector. Scores are calculated by averaging available category scores, with extra weight given to analysis and valuation. Analyst's Opinion3.5 / 5Analyst RatingBuy Consensus RatingGreenwich LifeSciences has received a consensus rating of Buy. The company's average rating score is 3.00, and is based on 1 buy rating, no hold ratings, and no sell ratings.Amount of Analyst CoverageGreenwich LifeSciences has received no research coverage in the past 90 days.Read more about Greenwich LifeSciences' stock forecast and price target. Earnings and Valuation0.0 / 5Proj. Earnings GrowthDecreasing Earnings GrowthEarnings for Greenwich LifeSciences are expected to decrease in the coming year, from ($0.80) to ($0.81) per share.Price to Earnings Ratio vs. the MarketThe P/E ratio of Greenwich LifeSciences is -8.80, which means that its earnings are negative and its P/E ratio cannot be compared to companies with positive earnings.Price to Earnings Ratio vs. SectorThe P/E ratio of Greenwich LifeSciences is -8.80, which means that its earnings are negative and its P/E ratio cannot be compared to companies with positive earnings.Price to Book Value per Share RatioGreenwich LifeSciences has a P/B Ratio of 58.37. P/B Ratios above 3 indicate that a company could be overvalued with respect to its assets and liabilities.Read more about Greenwich LifeSciences' valuation and earnings. Short Interest1.0 / 5Short Interest LevelBearish Percentage of Shares Shorted16.69% of the float of Greenwich LifeSciences has been sold short.Short Interest Ratio / Days to CoverGreenwich LifeSciences has a short interest ratio ("days to cover") of 17.5, which indicates bearish sentiment.Change versus previous monthShort interest in Greenwich LifeSciences has recently decreased by 2.91%, indicating that investor sentiment is improving. Dividend0.0 / 5Dividend StrengthN/A Dividend YieldGreenwich LifeSciences does not currently pay a dividend.Dividend GrowthGreenwich LifeSciences does not have a long track record of dividend growth. Sustainability and ESGN/AEnvironmental ScoreN/A Percentage of Shares Shorted16.69% of the float of Greenwich LifeSciences has been sold short.Short Interest Ratio / Days to CoverGreenwich LifeSciences has a short interest ratio ("days to cover") of 17.5, which indicates bearish sentiment.Change versus previous monthShort interest in Greenwich LifeSciences has recently decreased by 2.91%, indicating that investor sentiment is improving. News and Social Media0.6 / 5News SentimentN/A Search Interest3 people have searched for GLSI on MarketBeat in the last 30 days. This is an increase of 200% compared to the previous 30 days. Company Ownership1.7 / 5Insider TradingN/A Insider Buying vs. Insider SellingIn the past three months, Greenwich LifeSciences insiders have not sold or bought any company stock.Percentage Held by Insiders51.67% of the stock of Greenwich LifeSciences is held by insiders. A high percentage of insider ownership can be a sign of company health.Percentage Held by InstitutionsOnly 4.16% of the stock of Greenwich LifeSciences is held by institutions.Read more about Greenwich LifeSciences' insider trading history. Receive GLSI Stock News and Ratings via Email Sign-up to receive the latest news and ratings for Greenwich LifeSciences and its competitors with MarketBeat's FREE daily newsletter. Email Address GLSI Stock News HeadlinesGreenwich LifeSciences: What The Recent Data Do For The Investment ThesisMay 9, 2025 | seekingalpha.comGreenwich LifeSciences price target raised to $39 from $38 at H.C. WainwrightApril 22, 2025 | markets.businessinsider.comHe Called Nvidia at $1.10. Now, He Says THIS Stock Will…The original Magnificent Seven returned 16,894%—turning $7K into $1.18 million. Now, the man who called Nvidia at $1.10 reveals AI’s Next Magnificent Seven… including one stock he says could become America’s next trillion-dollar giant.August 2 at 2:00 AM | The Oxford Club (Ad)Greenwich LifeSciences Provides Global Update on FLAMINGO-01April 3, 2025 | globenewswire.comGreenwich LifeSciences announces ‘positive’ data from FLAMINGO-01 trialApril 3, 2025 | markets.businessinsider.comGreenwich Life rises on data from late-stage trial for breast cancer vaccineApril 2, 2025 | msn.comGreenwich LifeSciences Announces Positive Immune Response Data from FLAMINGO-01 Phase III Clinical TrialApril 2, 2025 | globenewswire.comGreenwich LifeSciences Delays Yearly Report FilingMarch 31, 2025 | tipranks.comSee More Headlines GLSI Stock Analysis - Frequently Asked Questions How have GLSI shares performed this year? Greenwich LifeSciences' stock was trading at $11.23 at the beginning of 2025. Since then, GLSI stock has decreased by 1.2% and is now trading at $11.09. How were Greenwich LifeSciences' earnings last quarter? Greenwich LifeSciences, Inc. (NASDAQ:GLSI) posted its earnings results on Tuesday, May, 20th. The company reported ($0.25) earnings per share for the quarter, missing the consensus estimate of ($0.24) by $0.01. When did Greenwich LifeSciences IPO? Greenwich LifeSciences (GLSI) raised $7 million in an IPO on Friday, September 25th 2020. The company issued 1,300,000 shares at $5.75 per share. Aegis Capital served as the underwriter for the IPO. How do I buy shares of Greenwich LifeSciences? Shares of GLSI stock can be purchased through any online brokerage account. Popular online brokerages with access to the U.S. stock market include Charles Schwab, E*TRADE, Fidelity, and Vanguard Brokerage Services. What other stocks do shareholders of Greenwich LifeSciences own? Based on aggregate information from My MarketBeat watchlists, some other companies that Greenwich LifeSciences investors own include Zomedica (ZOM), Jumia Technologies (JMIA), Tesla (TSLA), Advanced Micro Devices (AMD), Netflix (NFLX), Meta Platforms (META) and NVIDIA (NVDA). Company Calendar Last Earnings5/20/2025Today8/02/2025Next Earnings (Estimated)8/13/2025Fiscal Year End12/31/2025Get Stock AlertsIndustry, Sector and Symbol Stock ExchangeNASDAQ SectorMedical Industry MED - BIOMED/GENE Sub-IndustryPharmaceutical Products Current SymbolNASDAQ:GLSI CIK1799788 Webwww.greenwichlifesciences.com Phone832-819-3232FaxN/AEmployees3Year FoundedN/APrice Target and Rating Average Price Target for Greenwich LifeSciences$39.00 High Price Target$39.00 Low Price Target$39.00 Potential Upside/Downside+251.7%Consensus RatingBuy Rating Score (0-4)3.00 Research Coverage1 Analysts Profitability EPS (Trailing Twelve Months)($1.26) Trailing P/E RatioN/A Forward P/E RatioN/A P/E GrowthN/ANet Income-$15.79 million Net MarginsN/A Pretax MarginN/A Return on Equity-450.87% Return on Assets-333.18% Debt Debt-to-Equity RatioN/A Current Ratio1.91 Quick Ratio1.91 Sales & Book Value Annual SalesN/A Price / SalesN/A Cash FlowN/A Price / Cash FlowN/A Book Value$0.19 per share Price / Book58.37Miscellaneous Outstanding Shares13,370,000Free Float6,461,000Market Cap$148.27 million OptionableNot Optionable Beta1.65 Social Links Options Trading Made Easy - Download NowLearn the basics of options trading and how to use them to boost returns and manage risk with this free report from MarketBeat. Click the link below to get your free copy.Get This Free Report This page (NASDAQ:GLSI) was last updated on 8/2/2025 by MarketBeat.com Staff From Our PartnersElon’s Secret Social Security BombshellTo All Americans Born Before April 16th, 1963: Did Trump Just Give The Green Light To Radically RE-DO Social S...Banyan Hill Publishing | SponsoredElon’s BIGGEST warning yet?Tesla's About to Prove Everyone Wrong... Again Back in 2018, when Jeff Brown told everyone to buy Tesla… ...Brownstone Research | SponsoredChina just unlocked Nvidia’s AI chips—what that means for youTired of Missing Big AI Moves Like Nvidia? You’re not the problem—your trading system is. 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