Aldeyra Therapeutics (ALDX) Stock Chart & Stock Price History $2.81 +0.10 (+3.69%) Closing price 05/2/2025 04:00 PM EasternExtended Trading$2.82 +0.01 (+0.36%) As of 05/2/2025 07:45 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 5 Day Performance+1.81%1 Month Performance+97.89%3 Month Performance-45.65%6 Month Performance-47.57%Year-To-Date Performance-43.69%1 Year Performance-32.45% 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 ALDX Stock Chart for Saturday, May, 3, 2025 ALDX Chart by TradingView Aldeyra Therapeutics Stock Price History Daily Weekly Monthly Time Frame Custom Range 1 Month 3 Months 6 Months Year-to-Date 1 Year Time Frame * Start Date * End Date Export to Excel DateOpening PriceClosing PriceHighLowVolumeMarket Capitalization05/02/2025$2.71$2.81+3.69%$2.89$2.65894,560 shs$168.31 million05/01/2025$2.65$2.71+2.26%$2.74$2.381.72 million shs$161.81 million04/30/2025$2.69$2.65-1.49%$2.70$2.57749,806 shs$158.23 million04/29/2025$2.76$2.69-2.54%$2.77$2.63995,495 shs$160.62 million04/28/2025$2.66$2.76+3.76%$2.82$2.61904,879 shs$164.80 million04/25/2025$2.65$2.66+0.38%$2.80$2.581.38 million shs$158.83 million04/24/2025$2.42$2.65+9.50%$2.67$2.381.15 million shs$158.23 million04/23/2025$2.32$2.42+4.31%$2.53$2.361.05 million shs$144.50 million04/22/2025$2.24$2.32+3.57%$2.40$2.251.12 million shs$138.53 million04/21/2025$2.19$2.24+2.28%$2.36$2.131.12 million shs$133.75 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. 04/18/2025$2.19$2.19$2.22$2.031.88 million shs$130.76 million04/17/2025$2.01$2.19+8.96%$2.22$2.031.88 million shs$130.76 million04/16/2025$2.20$2.01-8.64%$2.23$1.991.37 million shs$120.02 million04/15/2025$2.12$2.20+3.77%$2.36$2.092.20 million shs$131.36 million04/14/2025$1.91$2.12+10.99%$2.18$1.942.11 million shs$126.58 million04/11/2025$1.89$1.91+1.06%$1.94$1.791.72 million shs$114.04 million04/10/2025$1.94$1.89-2.58%$1.96$1.801.59 million shs$112.85 million04/09/2025$1.92$1.94+1.04%$2.03$1.722.83 million shs$115.84 million04/09/2025$1.92$1.94+1.04%$2.03$1.722.83 million shs$115.84 million04/08/2025$1.95$1.92-1.54%$2.32$1.873.75 million shs$114.64 million04/08/2025$1.95$1.92-1.54%$2.32$1.873.75 million shs$114.64 million04/07/2025$1.89$1.95+3.17%$1.99$1.604.62 million shs$116.43 million04/04/2025$1.42$1.89+33.10%$2.00$1.3812.98 million shs$112.85 million04/03/2025$5.32$1.42-73.31%$1.78$1.1422.13 million shs$84.79 million04/02/2025$5.47$5.32-2.74%$5.88$5.222.02 million shs$317.65 million Related Companies ANAB Stock Chart KALV Stock Chart ABUS Stock Chart TRVI Stock Chart ARVN Stock Chart PHAR Stock Chart ORGO Stock Chart CRMD Stock Chart CAPR Stock Chart BCYC 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. 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