Aldeyra Therapeutics, Inc. (ALDX)
NASDAQ: ALDX · Real-Time Price · USD
1.750
0.00 (0.00%)
May 29, 2026, 4:00 PM EDT - Market closed
Aldeyra Therapeutics Stock Price History
Historical Data
| Date | Open | High | Low | Close | Adj. Close | Change | Volume |
|---|---|---|---|---|---|---|---|
| May 29, 2026 | 1.74 | 1.75 | 1.67 | 1.75 | 1.75 | - | 574,919 |
| May 28, 2026 | 1.71 | 1.79 | 1.69 | 1.75 | 1.75 | 2.34% | 1,218,597 |
| May 27, 2026 | 1.75 | 1.78 | 1.68 | 1.71 | 1.71 | -3.93% | 882,700 |
| May 26, 2026 | 1.54 | 1.78 | 1.53 | 1.78 | 1.78 | 14.84% | 1,956,356 |
| May 22, 2026 | 1.57 | 1.62 | 1.53 | 1.55 | 1.55 | -2.52% | 466,065 |
| May 21, 2026 | 1.52 | 1.59 | 1.51 | 1.59 | 1.59 | 2.58% | 625,817 |
| May 20, 2026 | 1.54 | 1.57 | 1.51 | 1.55 | 1.55 | 0.65% | 830,010 |
| May 19, 2026 | 1.58 | 1.58 | 1.52 | 1.54 | 1.54 | -3.75% | 709,189 |
| May 18, 2026 | 1.67 | 1.69 | 1.58 | 1.60 | 1.60 | -4.76% | 1,023,831 |
| May 15, 2026 | 1.63 | 1.71 | 1.60 | 1.68 | 1.68 | 1.20% | 1,313,808 |
| May 14, 2026 | 1.71 | 1.71 | 1.64 | 1.66 | 1.66 | -2.35% | 709,781 |
| May 13, 2026 | 1.70 | 1.72 | 1.65 | 1.70 | 1.70 | -0.58% | 1,331,330 |
| May 12, 2026 | 1.75 | 1.81 | 1.70 | 1.71 | 1.71 | -2.84% | 718,594 |
| May 11, 2026 | 1.72 | 1.77 | 1.71 | 1.76 | 1.76 | 1.73% | 713,242 |
| May 8, 2026 | 1.70 | 1.77 | 1.70 | 1.73 | 1.73 | - | 827,589 |
| May 7, 2026 | 1.73 | 1.75 | 1.69 | 1.73 | 1.73 | -0.57% | 646,040 |
| May 6, 2026 | 1.70 | 1.86 | 1.69 | 1.74 | 1.74 | 1.16% | 1,148,147 |
| May 5, 2026 | 1.63 | 1.73 | 1.59 | 1.72 | 1.72 | 6.17% | 1,046,285 |
| May 4, 2026 | 1.57 | 1.68 | 1.57 | 1.62 | 1.62 | 1.89% | 791,146 |
| May 1, 2026 | 1.52 | 1.60 | 1.51 | 1.59 | 1.59 | 4.61% | 751,391 |
| Apr 30, 2026 | 1.51 | 1.60 | 1.49 | 1.52 | 1.52 | 1.33% | 1,179,423 |
| Apr 29, 2026 | 1.55 | 1.59 | 1.47 | 1.50 | 1.50 | -4.46% | 706,296 |
| Apr 28, 2026 | 1.57 | 1.62 | 1.56 | 1.57 | 1.57 | -0.63% | 726,340 |
| Apr 27, 2026 | 1.54 | 1.60 | 1.52 | 1.58 | 1.58 | 1.94% | 1,198,234 |
| Apr 24, 2026 | 1.58 | 1.59 | 1.51 | 1.55 | 1.55 | -3.13% | 1,481,770 |
| Apr 23, 2026 | 1.70 | 1.70 | 1.57 | 1.60 | 1.60 | -5.88% | 1,510,644 |
| Apr 22, 2026 | 1.68 | 1.71 | 1.65 | 1.70 | 1.70 | 1.19% | 1,079,913 |
| Apr 21, 2026 | 1.79 | 1.84 | 1.67 | 1.68 | 1.68 | -5.62% | 1,583,120 |
| Apr 20, 2026 | 1.79 | 1.82 | 1.75 | 1.78 | 1.78 | -1.11% | 980,795 |
| Apr 17, 2026 | 1.81 | 1.86 | 1.79 | 1.80 | 1.80 | - | 1,303,764 |
| Apr 16, 2026 | 1.82 | 1.83 | 1.71 | 1.80 | 1.80 | -1.64% | 1,309,601 |
| Apr 15, 2026 | 1.80 | 1.87 | 1.77 | 1.83 | 1.83 | 2.23% | 1,825,261 |
| Apr 14, 2026 | 1.80 | 1.89 | 1.75 | 1.79 | 1.79 | -0.56% | 2,031,998 |
| Apr 13, 2026 | 1.72 | 1.84 | 1.70 | 1.80 | 1.80 | 1.12% | 1,489,107 |
| Apr 10, 2026 | 1.60 | 1.81 | 1.60 | 1.78 | 1.78 | 11.95% | 2,256,943 |
| Apr 9, 2026 | 1.57 | 1.63 | 1.52 | 1.59 | 1.59 | 1.27% | 2,649,052 |
| Apr 8, 2026 | 1.59 | 1.62 | 1.55 | 1.57 | 1.57 | 3.29% | 1,333,567 |
| Apr 7, 2026 | 1.51 | 1.56 | 1.48 | 1.52 | 1.52 | -1.30% | 1,303,556 |
| Apr 6, 2026 | 1.66 | 1.66 | 1.52 | 1.54 | 1.54 | -7.23% | 2,049,474 |
| Apr 2, 2026 | 1.69 | 1.72 | 1.63 | 1.66 | 1.66 | -1.19% | 1,820,469 |
| Apr 1, 2026 | 1.71 | 1.87 | 1.68 | 1.68 | 1.68 | -0.59% | 4,706,033 |
| Mar 31, 2026 | 1.73 | 1.81 | 1.67 | 1.69 | 1.69 | 0.60% | 2,395,440 |
| Mar 30, 2026 | 1.76 | 1.78 | 1.68 | 1.68 | 1.68 | -5.08% | 1,900,482 |
| Mar 27, 2026 | 1.81 | 1.84 | 1.76 | 1.77 | 1.77 | -3.80% | 2,608,689 |
| Mar 26, 2026 | 1.81 | 1.88 | 1.73 | 1.84 | 1.84 | -0.54% | 2,979,778 |
| Mar 25, 2026 | 1.98 | 2.02 | 1.76 | 1.85 | 1.85 | -1.07% | 4,540,654 |
| Mar 24, 2026 | 2.25 | 2.33 | 1.86 | 1.87 | 1.87 | -16.14% | 7,333,281 |
| Mar 23, 2026 | 1.88 | 2.32 | 1.83 | 2.23 | 2.23 | 23.20% | 7,071,638 |
| Mar 20, 2026 | 1.93 | 2.03 | 1.79 | 1.81 | 1.81 | -1.09% | 10,645,121 |
| Mar 19, 2026 | 1.39 | 1.85 | 1.37 | 1.83 | 1.83 | 28.87% | 12,004,883 |