NASDAQ:ALDX Aldeyra Therapeutics (ALDX) Stock Price, News & Analysis $6.68 +0.07 (+1.06%) Closing price 04:00 PM EasternExtended Trading$6.76 +0.08 (+1.12%) As of 07:44 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 ForecastsChartCompetitorsEarningsFinancialsHeadlinesInsider TradesOptions ChainOwnershipSEC FilingsShort InterestTrendsBuy This Stock About Aldeyra Therapeutics Stock (NASDAQ:ALDX) 30 days 90 days 365 days Advanced Chart View Price History Chart DataSkip Price History Chart Get Aldeyra Therapeutics alerts:Sign Up Key Stats Today's Range$6.49▼$6.8150-Day Range$4.70▼$6.9852-Week Range$2.89▼$7.20Volume797,432 shsAverage Volume483,072 shsMarket Capitalization$398.86 millionP/E RatioN/ADividend YieldN/APrice Target$10.00Consensus RatingBuy Company OverviewAldeyra Therapeutics is a clinical-stage biotechnology company focused on the development of novel therapies with the potential to improve the lives of patients with immune-mediated diseases. Two of the company's lead compounds, reproxalap and ADX-629, target reactive aldehyde species (RASP), which are elevated in ocular and systemic inflammatory disease, leading to elevated levels of cytokine release via activation of a broad array of inflammatory factors, including NF-κB, inflammasomes, and Scavenger Receptor A. Reproxalap is being evaluated in Phase 3 clinical trials in patients with dry eye disease and allergic conjunctivitis. The company's clinical pipeline also includes ADX-2191, a dihydrofolate reductase inhibitor in Phase 3 testing for proliferative vitreoretinopathy, and ADX-1612, a chaperome inhibitor in Phase 2 testing for COVID-19 and ovarian cancer.Read More… Remove Ads Aldeyra Therapeutics Stock Analysis - MarketRank™See Top-Rated MarketRank™ Stocks47th Percentile Overall ScoreALDX MarketRank™: Aldeyra Therapeutics scored higher than 47% of companies evaluated by MarketBeat, and ranked 624th out of 940 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 RatingAldeyra Therapeutics has received a consensus rating of Buy. The company's average rating score is 3.00, and is based on 2 buy ratings, no hold ratings, and no sell ratings.Amount of Analyst CoverageAldeyra Therapeutics has only been the subject of 1 research reports in the past 90 days.Read more about Aldeyra Therapeutics' stock forecast and price target. Earnings and Valuation0.6 / 5Proj. Earnings GrowthGrowing Earnings GrowthEarnings for Aldeyra Therapeutics are expected to grow in the coming year, from ($0.92) to ($0.17) per share.Price to Book Value per Share RatioAldeyra Therapeutics has a P/B Ratio of 3.27. P/B Ratios above 3 indicate that a company could be overvalued with respect to its assets and liabilities.Read more about Aldeyra Therapeutics' valuation and earnings. Short Interest2.0 / 5Short Interest LevelBearish Percentage of Shares Shorted6.63% of the float of Aldeyra Therapeutics has been sold short.Short Interest Ratio / Days to CoverAldeyra Therapeutics has a short interest ratio ("days to cover") of 8.1.Change versus previous monthShort interest in Aldeyra Therapeutics has recently decreased by 1.90%, indicating that investor sentiment is improving. Dividend0.0 / 5Dividend StrengthN/A Dividend YieldAldeyra Therapeutics does not currently pay a dividend.Dividend GrowthAldeyra Therapeutics does not have a long track record of dividend growth. Sustainability and ESGN/AEnvironmental ScoreN/A Percentage of Shares Shorted6.63% of the float of Aldeyra Therapeutics has been sold short.Short Interest Ratio / Days to CoverAldeyra Therapeutics has a short interest ratio ("days to cover") of 8.1.Change versus previous monthShort interest in Aldeyra Therapeutics has recently decreased by 1.90%, indicating that investor sentiment is improving. News and Social Media3.4 / 5News Sentiment1.17 News SentimentAldeyra Therapeutics has a news sentiment score of 1.17. This score is calculated as an average of sentiment of articles about the company over the last seven days and ranges from 2 (good news) to -2 (bad news). This is a higher news sentiment than the 0.63 average news sentiment score of Medical companies.News Coverage This WeekMarketBeat has tracked 3 news articles for Aldeyra Therapeutics this week, compared to 2 articles on an average week.Search InterestOnly 6 people have searched for ALDX on MarketBeat in the last 30 days. This is a decrease of -33% compared to the previous 30 days.MarketBeat Follows3 people have added Aldeyra Therapeutics to their MarketBeat watchlist in the last 30 days. This is an increase of 200% compared to the previous 30 days. Company Ownership0.8 / 5Insider TradingN/A Insider Buying vs. Insider SellingIn the past three months, Aldeyra Therapeutics insiders have not sold or bought any company stock.Percentage Held by InsidersOnly 8.50% of the stock of Aldeyra Therapeutics is held by insiders.Percentage Held by Institutions59.71% of the stock of Aldeyra Therapeutics is held by institutions. High institutional ownership can be a signal of strong market trust in this company.Read more about Aldeyra Therapeutics' insider trading history. Receive ALDX Stock News and Ratings via Email Sign-up to receive the latest news and ratings for Aldeyra Therapeutics and its competitors with MarketBeat's FREE daily newsletter. Email Address ALDX Stock News HeadlinesAldeyra options imply 30.8% move in share price post-earningsMarch 21, 2025 | markets.businessinsider.comAldeyra Therapeutics to Participate in the 2025 Leerink Partners Global Healthcare ConferenceMarch 10, 2025 | finance.yahoo.comTrump’s Final Plan Presidential insider exposes shocking plot to reshape U.S. economy: The 2025 Trump Reset -- Inside Trump’s secret plan to trigger the greatest transfer of wealth since FDR and LBJ – trillions of dollars could be redistributed.March 25, 2025 | Porter & Company (Ad)Aldeyra Therapeutics (ALDX) Receives a Buy from JonesTradingMarch 7, 2025 | markets.businessinsider.comAldeyra Therapeutics Is Severely Undervalued Before PDUFAMarch 5, 2025 | seekingalpha.comALDX stock touches 52-week high at $6.6 amid robust annual gainsFebruary 14, 2025 | msn.comAldeyra Therapeutics, Inc. (ALDX) Notice: Grabar Law Office Is Investigating Claims for Long-Term ShareholdersFebruary 5, 2025 | markets.businessinsider.comAldeyra Therapeutics to Participate in Oppenheimer’s 35th Annual Healthcare Life Sciences ConferenceFebruary 4, 2025 | finance.yahoo.comSee More Headlines ALDX Stock Analysis - Frequently Asked Questions How have ALDX shares performed this year? Aldeyra Therapeutics' stock was trading at $4.99 at the start of the year. Since then, ALDX stock has increased by 33.9% and is now trading at $6.68. View the best growth stocks for 2025 here. How were Aldeyra Therapeutics' earnings last quarter? Aldeyra Therapeutics, Inc (NASDAQ:ALDX) issued its quarterly earnings results on Thursday, March, 6th. The biotechnology company reported ($0.27) earnings per share for the quarter, missing the consensus estimate of $0.03 by $0.30. Who are Aldeyra Therapeutics' major shareholders? Aldeyra Therapeutics' top institutional shareholders include Vanguard Group Inc. (6.31%), Kennedy Capital Management LLC (2.47%), Geode Capital Management LLC (1.88%) and Dimensional Fund Advisors LP (1.24%). Insiders that own company stock include Perceptive Advisors Llc, Todd C Brady, Bruce Greenberg, Martin Joseph Joyce and Nancy Miller-Rich. View institutional ownership trends. How do I buy shares of Aldeyra Therapeutics? Shares of ALDX 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 Aldeyra Therapeutics own? Based on aggregate information from My MarketBeat watchlists, some other companies that Aldeyra Therapeutics investors own include NVIDIA (NVDA), Advanced Micro Devices (AMD), Meta Platforms (META), Tesla (TSLA), Viking Therapeutics (VKTX), Alibaba Group (BABA) and Netflix (NFLX). Company Calendar Last Earnings3/06/2025Today3/25/2025Next Earnings (Estimated)5/01/2025Fiscal Year End12/31/2025Get Stock AlertsIndustry, Sector and Symbol Stock ExchangeNASDAQ SectorMedical Industry Pharmaceutical preparations Sub-IndustryN/A Current SymbolNASDAQ:ALDX CIK1341235 Webwww.ampliphibio.com Phone781-761-4904Fax781-270-0630Employees15Year FoundedN/APrice Target and Rating Average Stock Price Target$10.00 High Stock Price Target$10.00 Low Stock Price Target$10.00 Potential Upside/Downside+49.7%Consensus RatingBuy Rating Score (0-4)3.00 Research Coverage2 Analysts Profitability EPS (Most Recent Fiscal Year)N/A Trailing P/E RatioN/A Forward P/E RatioN/A P/E GrowthN/ANet Income$-37,540,000.00 Net MarginsN/A Pretax MarginN/A Return on Equity-43.01% Return on Assets-33.62% Debt Debt-to-Equity Ratio0.18 Current Ratio6.80 Quick Ratio6.80 Sales & Book Value Annual SalesN/A Price / SalesN/A Cash FlowN/A Price / Cash FlowN/A Book Value$2.04 per share Price / Book3.27Miscellaneous Outstanding Shares59,709,000Free Float54,488,000Market Cap$398.86 million OptionableOptionable Beta1.24 Social Links 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:ALDX) was last updated on 3/25/2025 by MarketBeat.com Staff From Our PartnersYour Wealth is Under AttackPlease don't wait—this is your moment to take action. Download your Wealth Protection Guide now, claim your fr...American Alternative | SponsoredA brutally honest economic warning for 2025 (see proof)New York Times best-selling financial author and world-renowned economist Addison Wiggin (a man who’s worked s...Banyan Hill Publishing | Sponsored$2 Trillion Disappears Because of Fed's Secretive New Move$2 trillion has disappeared from the US government's books. The reason why is a new, secretive move being c...Stansberry Research | SponsoredHas Trump finally met his match?Dylan Jovine predicted the 2008 crash over a year before it happened. 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