Aldeyra Therapeutics, Inc. (ALDX)
NASDAQ: ALDX · Real-Time Price · USD
4.820
+0.130 (2.77%)
Nov 10, 2025, 10:11 AM EST - Market open
Aldeyra Therapeutics Stock Price History
Historical Data
| Date | Open | High | Low | Close | Adj. Close | Change | Volume |
|---|---|---|---|---|---|---|---|
| Nov 7, 2025 | 4.81 | 4.84 | 4.53 | 4.69 | 4.69 | -2.49% | 644,864 |
| Nov 6, 2025 | 4.94 | 4.95 | 4.80 | 4.81 | 4.81 | -2.43% | 626,256 |
| Nov 5, 2025 | 4.92 | 5.01 | 4.84 | 4.93 | 4.93 | 0.20% | 370,345 |
| Nov 4, 2025 | 5.14 | 5.27 | 4.89 | 4.92 | 4.92 | -5.93% | 558,642 |
| Nov 3, 2025 | 5.07 | 5.24 | 5.04 | 5.23 | 5.23 | 3.16% | 639,694 |
| Oct 31, 2025 | 5.01 | 5.11 | 4.85 | 5.07 | 5.07 | 0.80% | 568,796 |
| Oct 30, 2025 | 5.01 | 5.15 | 4.90 | 5.03 | 5.03 | -0.49% | 1,045,790 |
| Oct 29, 2025 | 5.11 | 5.23 | 5.00 | 5.06 | 5.06 | -1.65% | 491,625 |
| Oct 28, 2025 | 5.13 | 5.35 | 4.70 | 5.14 | 5.14 | -1.72% | 1,259,662 |
| Oct 27, 2025 | 5.28 | 5.40 | 5.18 | 5.23 | 5.23 | -0.19% | 510,909 |
| Oct 24, 2025 | 5.25 | 5.29 | 5.18 | 5.24 | 5.24 | 1.16% | 310,370 |
| Oct 23, 2025 | 5.19 | 5.26 | 5.11 | 5.18 | 5.18 | -0.19% | 333,457 |
| Oct 22, 2025 | 5.49 | 5.52 | 5.06 | 5.19 | 5.19 | -5.81% | 759,890 |
| Oct 21, 2025 | 5.44 | 5.55 | 5.24 | 5.51 | 5.51 | 1.29% | 638,281 |
| Oct 20, 2025 | 5.34 | 5.46 | 5.26 | 5.44 | 5.44 | 3.42% | 585,050 |
| Oct 17, 2025 | 5.36 | 5.44 | 5.24 | 5.26 | 5.26 | -2.41% | 562,557 |
| Oct 16, 2025 | 5.72 | 5.79 | 5.39 | 5.39 | 5.39 | -4.77% | 602,186 |
| Oct 15, 2025 | 5.34 | 5.68 | 5.34 | 5.66 | 5.66 | 5.99% | 818,633 |
| Oct 14, 2025 | 5.18 | 5.36 | 5.12 | 5.34 | 5.34 | 1.71% | 393,034 |
| Oct 13, 2025 | 5.40 | 5.47 | 5.12 | 5.25 | 5.25 | -2.60% | 781,632 |
| Oct 10, 2025 | 5.66 | 5.71 | 5.36 | 5.39 | 5.39 | -4.94% | 981,720 |
| Oct 9, 2025 | 5.68 | 5.78 | 5.64 | 5.67 | 5.67 | 0.89% | 676,681 |
| Oct 8, 2025 | 5.64 | 5.77 | 5.45 | 5.62 | 5.62 | 0.18% | 923,319 |
| Oct 7, 2025 | 5.51 | 5.66 | 5.44 | 5.61 | 5.61 | 1.81% | 647,373 |
| Oct 6, 2025 | 5.78 | 5.78 | 5.37 | 5.51 | 5.51 | -4.01% | 705,922 |
| Oct 3, 2025 | 5.36 | 5.75 | 5.28 | 5.74 | 5.74 | 7.89% | 1,030,267 |
| Oct 2, 2025 | 5.27 | 5.36 | 5.18 | 5.32 | 5.32 | 1.53% | 410,808 |
| Oct 1, 2025 | 5.17 | 5.43 | 5.17 | 5.24 | 5.24 | 0.38% | 411,371 |
| Sep 30, 2025 | 5.22 | 5.23 | 5.13 | 5.22 | 5.22 | 0.19% | 398,518 |
| Sep 29, 2025 | 5.15 | 5.31 | 5.13 | 5.21 | 5.21 | 2.76% | 501,751 |
| Sep 26, 2025 | 4.96 | 5.13 | 4.91 | 5.07 | 5.07 | 2.42% | 590,517 |
| Sep 25, 2025 | 5.01 | 5.01 | 4.86 | 4.95 | 4.95 | -1.20% | 421,467 |
| Sep 24, 2025 | 5.15 | 5.26 | 4.98 | 5.01 | 5.01 | -1.96% | 559,002 |
| Sep 23, 2025 | 4.97 | 5.16 | 4.93 | 5.11 | 5.11 | 3.23% | 672,118 |
| Sep 22, 2025 | 4.93 | 5.01 | 4.88 | 4.95 | 4.95 | 0.41% | 860,191 |
| Sep 19, 2025 | 5.05 | 5.05 | 4.78 | 4.93 | 4.93 | -1.60% | 1,501,350 |
| Sep 18, 2025 | 4.94 | 5.11 | 4.94 | 5.01 | 5.01 | 2.24% | 746,543 |
| Sep 17, 2025 | 4.97 | 5.11 | 4.88 | 4.90 | 4.90 | -1.21% | 846,509 |
| Sep 16, 2025 | 5.15 | 5.23 | 4.94 | 4.96 | 4.96 | -2.55% | 796,480 |
| Sep 15, 2025 | 5.41 | 5.43 | 4.96 | 5.09 | 5.09 | -5.57% | 1,599,523 |
| Sep 12, 2025 | 5.56 | 5.62 | 5.38 | 5.39 | 5.39 | -3.06% | 661,034 |
| Sep 11, 2025 | 5.54 | 5.83 | 5.49 | 5.56 | 5.56 | 0.36% | 734,933 |
| Sep 10, 2025 | 5.81 | 5.88 | 5.48 | 5.54 | 5.54 | -3.82% | 613,480 |
| Sep 9, 2025 | 5.70 | 5.77 | 5.62 | 5.76 | 5.76 | 1.05% | 1,012,596 |
| Sep 8, 2025 | 5.54 | 5.80 | 5.42 | 5.70 | 5.70 | 2.52% | 673,238 |
| Sep 5, 2025 | 5.56 | 5.70 | 5.39 | 5.56 | 5.56 | 0.54% | 1,063,073 |
| Sep 4, 2025 | 5.82 | 5.88 | 5.50 | 5.53 | 5.53 | -5.15% | 1,550,263 |
| Sep 3, 2025 | 5.69 | 5.93 | 5.65 | 5.83 | 5.83 | 1.39% | 514,291 |
| Sep 2, 2025 | 5.82 | 5.91 | 5.72 | 5.75 | 5.75 | -1.54% | 452,144 |
| Aug 29, 2025 | 5.86 | 5.91 | 5.69 | 5.84 | 5.84 | -0.34% | 453,359 |