Aldeyra Therapeutics (ALDX) Stock Chart & Stock Price History $6.06 +0.95 (+18.59%) Closing price 04:00 PM EasternExtended Trading$6.06 +0.00 (+0.07%) As of 07:57 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 ForecastsChartCompetitorsEarningsFinancialsHeadlinesInsider TradesOptions ChainOwnershipSEC FilingsShort InterestTrends Aldeyra Therapeutics Stock Price Performance 5 Day Performance-8.04%1 Month Performance+17.21%3 Month Performance+27.85%6 Month Performance+4.66%Year-To-Date Performance+21.44%1 Year Performance+43.60% 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 Monday, March, 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 Capitalization03/03/2025$5.11$6.06+18.59%$6.52$5.241.41 million shs$360.87 million02/28/2025$6.34$5.11-19.40%$6.34$4.781.82 million shs$304.30 million02/27/2025$6.59$6.34-3.79%$6.69$6.15529,966 shs$377.55 million02/26/2025$6.50$6.59+1.38%$6.72$6.41253,317 shs$392.43 million02/25/2025$6.50$6.50$6.59$6.30500,481 shs$387.08 million02/24/2025$6.69$6.50-2.78%$6.73$6.48462,885 shs$387.08 million02/21/2025$6.72$6.69-0.51%$6.83$6.61370,460 shs$398.15 million02/20/2025$6.78$6.72-0.88%$6.82$6.59263,980 shs$400.18 million02/19/2025$6.61$6.78+2.57%$6.84$6.49362,456 shs$403.75 million02/18/2025$6.49$6.61+1.85%$6.92$6.52570,808 shs$393.63 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. 02/17/2025$6.49$6.49$6.61$6.44345,233 shs$386.48 million02/14/2025$6.47$6.49+0.31%$6.61$6.44345,233 shs$386.48 million02/13/2025$6.03$6.47+7.30%$6.48$5.91439,137 shs$385.29 million02/12/2025$5.93$6.03+1.69%$6.08$5.81246,691 shs$359.09 million02/11/2025$5.99$5.93-1.00%$5.99$5.73339,351 shs$353.13 million02/10/2025$5.93$5.99+1.01%$6.19$5.90401,086 shs$356.70 million02/07/2025$6.00$5.93-1.17%$6.07$5.79408,728 shs$353.13 million02/06/2025$5.71$6.00+5.08%$6.15$5.71605,280 shs$357.30 million02/05/2025$5.35$5.71+6.73%$5.72$5.30367,769 shs$340.03 million02/04/2025$5.17$5.35+3.48%$5.38$5.15189,957 shs$318.59 million02/03/2025$5.24$5.17-1.34%$5.30$5.03212,241 shs$307.87 million Related Companies ARQT Stock Chart GERN Stock Chart KNSA Stock Chart DYN Stock Chart LQDA Stock Chart SNDX Stock Chart NRIX Stock Chart PRAX Stock Chart DAWN Stock Chart ARDX 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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