Aldeyra Therapeutics (ALDX) Stock Chart & Stock Price History $2.78 -0.15 (-5.12%) Closing price 04:00 PM EasternExtended Trading$2.83 +0.05 (+1.80%) As of 06:37 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 Chart Stock AnalysisAnalyst ForecastsChartCompetitorsEarningsHeadlinesInsider TradesOptions ChainOwnershipSEC FilingsShort InterestTrendsBuy This Stock Aldeyra Therapeutics Stock Price Performance The Aldeyra Therapeutics (ALDX) stock chart highlights key performance trends across multiple timeframes. Over the last 12 months, the stock's price has decreased 27.98%, with a year-to-date return of -44.29%. In the past month, the stock has increased 33.65%, reflecting recent market activity. As of the latest close, Aldeyra Therapeutics traded at $2.93 with a market cap of $175.50 million and volume of 744,359 shares. Five years ago, the stock traded at $4.52, representing a 38.50% decrease over that period. At the time, it had a market cap of $128.69 million and a volume of 486,534 shares. Receive ALDX Stock News and Ratings via EmailSign-up to receive the latest news and ratings for Aldeyra Therapeutics and its competitors with MarketBeat's FREE daily newsletter. Email Address 5 Day Performance+4.51%1 Month Performance+33.65%3 Month Performance-59.18%Year-To-Date Performance-44.29%1 Year Performance-27.98%5 Year Performance-38.50% ALDX Stock Chart for Friday, June, 13, 2025 ALDX Chart by TradingView Aldeyra Therapeutics Stock Price History Daily Weekly Monthly Yearly Time Frame Custom Range 1 Month 3 Months 6 Months Year-to-Date 1 Year 3 Year 5 Year Time Frame Start Date End Date Export to Excel DateOpening PriceClosing PriceHighLowVolumeMarket Capitalization06/13/2025$2.93$2.78-5.12%$2.95$2.751.18 million shs$166.51 million06/12/2025$2.96$2.93-1.01%$3.08$2.90744,359 shs$175.50 million06/11/2025$2.68$2.96+10.45%$3.04$2.671.04 million shs$177.29 million06/10/2025$2.67$2.68+0.37%$2.87$2.67730,135 shs$160.52 million06/09/2025$2.66$2.67+0.38%$2.72$2.61530,634 shs$159.92 million06/06/2025$2.45$2.66+8.57%$2.67$2.47661,368 shs$159.32 million06/05/2025$2.47$2.45-0.81%$2.54$2.42536,961 shs$146.75 million06/04/2025$2.35$2.47+5.11%$2.52$2.33693,026 shs$147.94 million06/03/2025$2.12$2.35+10.85%$2.38$2.12914,542 shs$140.76 million06/02/2025$2.16$2.12-1.85%$2.21$2.081.00 million shs$126.98 million Get the Latest News and Ratings for ALDX and Related StocksEnter your email address below to receive the latest news and analysts' ratings for Aldeyra Therapeutics and its competitors with MarketBeat's FREE daily newsletter. 05/30/2025$2.28$2.16-5.26%$2.26$2.101.28 million shs$129.38 million05/29/2025$2.22$2.28+2.70%$2.30$2.17598,033 shs$136.56 million05/28/2025$2.20$2.22+0.91%$2.25$2.17410,852 shs$132.97 million05/27/2025$2.22$2.20-0.90%$2.30$2.18692,642 shs$131.77 million05/26/2025$2.22$2.22$2.31$2.15704,068 shs$132.97 million05/23/2025$2.25$2.22-1.33%$2.31$2.15704,068 shs$132.97 million05/22/2025$2.25$2.25$2.33$2.21517,011 shs$134.77 million05/21/2025$2.36$2.25-4.66%$2.40$2.22833,621 shs$134.77 million05/20/2025$2.42$2.36-2.48%$2.40$2.23782,799 shs$141.36 million05/19/2025$2.16$2.42+12.04%$2.42$2.15849,118 shs$144.95 million05/16/2025$2.16$2.16$2.17$2.08809,601 shs$129.38 million05/15/2025$2.17$2.16-0.46%$2.20$2.05518,196 shs$129.38 million05/14/2025$2.08$2.17+4.33%$2.18$1.991.10 million shs$129.97 million05/13/2025$2.21$2.08-5.88%$2.26$2.081.32 million shs$124.58 million05/12/2025$2.18$2.21+1.38%$2.31$2.161.16 million shs$132.37 million Related Companies ETON Stock Chart ATAI Stock Chart ZVRA Stock Chart CAPR Stock Chart AMLX Stock Chart PRTC Stock Chart SEPN Stock Chart MBX Stock Chart SIGA Stock Chart ZYBT Stock Chart Receive ALDX Stock News and Ratings via EmailSign-up to receive the latest news and ratings for Aldeyra Therapeutics and its competitors with MarketBeat's FREE daily newsletter. This page (NASDAQ:ALDX) was last updated on 6/13/2025 by MarketBeat.com Staff From Our PartnersElon’s NEXT Big IPO?Cancel your internet TODAY!? Take your latest internet bill and light it on fire… then count the seconds it...Banyan Hill Publishing | SponsoredAn AI run of epic proportions is only getting startedI just put together an urgent new presentation that you need to see right away. In short: I believe we are...Timothy Sykes | SponsoredTrump’s Exec Order #14154 could be a “Millionaire-Maker”Former Presidential Advisor, Jim Rickards, says Trump could “rewire our economy and hand millions of Americans...Paradigm Press | SponsoredWe’ve Entered the Most Bullish Phase of the CycleIt happens like clockwork. Every four years, the crypto market enters a new phase — and for those who know how...Crypto Swap Profits | SponsoredCollect $7k per month from Tesla’s SECRET dividendI just uncovered a strategy that could pay out up to $7,013 every month—without needing a traditional dividend...Investors Alley | SponsoredThe Robotics Revolution has arrived … and one $7 stock could take off as a result.Something big is brewing in Washington. According to my research, an executive order from President Trump c...Weiss Ratings | SponsoredWhy Elon put $51 million into thisWhy Elon Musk Just Invested $51 Million Into Brand New “Miracle Metal” Developed by MIT ScientistsTrue Market Insiders | SponsoredSilicon Valley Gold RushA new technology has sparked a modern-day gold rush in Silicon Valley. OpenAI’s Sam Altman invested $375M. Bil...Stansberry Research | Sponsored Adding Choose a watchlist: Watchlist Adding You have already added five stocks to your watchlist. Upgrade to MarketBeat All Access to add more stocks to your watchlist. Adding Aldeyra Therapeutics, Inc Please log in to your account or sign up in order to add this asset to your watchlist. Share Aldeyra Therapeutics With A Colleague Link copied to clipboard. Get 30 Days of MarketBeat All Access for Free Sign up for MarketBeat All Access to gain access to MarketBeat's full suite of research tools. Start Your 30-Day Trial MarketBeat All Access Features Best-in-Class Portfolio Monitoring Get personalized stock ideas. Compare portfolio to indices. Check stock news, ratings, SEC filings, and more. Stock Ideas and Recommendations See daily stock ideas from top analysts. Receive short-term trading ideas from MarketBeat. Identify trending stocks on social media. Advanced Stock Screeners and Research Tools Use our seven stock screeners to find suitable stocks. Stay informed with MarketBeat's real-time news. Export data to Excel for personal analysis. Sign in to your free account to enjoy these benefits In-depth profiles and analysis for 20,000 public companies. Real-time analyst ratings, insider transactions, earnings data, and more. Our daily ratings and market update email newsletter. Sign in to your free account to enjoy all that MarketBeat has to offer. Sign In Create Account Your Email Address: Email Address Required Your Password: Password Required Log In or Sign in with Facebook Sign in with Google Forgot your password? Your Email Address: Please enter your email address. Please enter a valid email address Choose a Password: Please enter your password. Your password must be at least 8 characters long and contain at least 1 number, 1 letter, and 1 special character. Create My Account (Free) or Sign in with Facebook Sign in with Google By creating a free account, you agree to our terms of service. This site is protected by reCAPTCHA and the Google Privacy Policy and Terms of Service apply.
Buy ALDX Stock Free ALDX Stock Alerts