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ALDX — Aldeyra Therapeutics, Inc.
NasdaqAldeyra Therapeutics, Inc.
$1.29
+0.06(+4.88%)
- O
- 1.26
- H
- 1.31
- L
- 1.20
- V
- 1.16M
⏱️ End-of-day dataAs of Oct 1, 2026
Latest Close$1.29
Period Return-42.41%
Period High$6.18
Period Low$1.07
Avg Daily Volume1.39M
Total Trading Days365
ALDX — Historical OHLCV Price & Volume Table
Apr 21, 2025 — Oct 1, 2026| Date▼ | Open⇅ | High⇅ | Low⇅ | Close⇅ | Change ($)⇅ | Change (%)⇅ | Volume⇅ | VWAP⇅ | Day Range (L - H) |
|---|---|---|---|---|---|---|---|---|---|
| Oct 1, 2026 | $1.26 | $1.31 | $1.20 | $1.29 | +$0.06 | +4.88% | 1,156,101 | $1.25 | $1.20 $1.31 |
| Sep 30, 2026 | $1.34 | $1.35 | $1.22 | $1.23 | $-0.09 | -6.82% | 1,651,523 | $1.28 | $1.22 $1.35 |
| Sep 29, 2026 | $1.17 | $1.44 | $1.16 | $1.32 | +$0.16 | +13.79% | 5,458,405 | $1.35 | $1.16 $1.44 |
| Sep 28, 2026 | $1.18 | $1.22 | $1.15 | $1.16 | $-0.05 | -3.73% | 1,020,513 | $1.17 | $1.15 $1.22 |
| Sep 25, 2026 | $1.23 | $1.28 | $1.20 | $1.21 | $-0.02 | -1.23% | 644,929 | $1.21 | $1.20 $1.28 |
| Sep 24, 2026 | $1.35 | $1.35 | $1.22 | $1.22 | $-0.13 | -9.63% | 838,697 | $1.28 | $1.22 $1.35 |
| Sep 23, 2026 | $1.40 | $1.40 | $1.33 | $1.35 | $-0.05 | -3.23% | 633,727 | $1.35 | $1.33 $1.40 |
| Sep 22, 2026 | $1.37 | $1.40 | $1.35 | $1.40 | +$0.05 | +3.33% | 429,895 | $1.38 | $1.35 $1.40 |
| Sep 21, 2026 | $1.37 | $1.39 | $1.32 | $1.35 | $-0.01 | -0.74% | 495,072 | $1.35 | $1.32 $1.39 |
| Sep 18, 2026 | $1.40 | $1.40 | $1.35 | $1.36 | $-0.02 | -1.45% | 367,724 | $1.37 | $1.35 $1.40 |
| Sep 17, 2026 | $1.39 | $1.44 | $1.37 | $1.38 | +$0.01 | +0.73% | 394,917 | $1.40 | $1.37 $1.44 |
| Sep 16, 2026 | $1.38 | $1.40 | $1.36 | $1.37 | +$0.00 | +0.00% | 791,858 | $1.37 | $1.36 $1.40 |
| Sep 15, 2026 | $1.45 | $1.45 | $1.35 | $1.37 | $-0.09 | -6.16% | 831,813 | $1.38 | $1.35 $1.45 |
| Sep 14, 2026 | $1.35 | $1.49 | $1.35 | $1.46 | +$0.12 | +8.96% | 1,167,282 | $1.45 | $1.35 $1.49 |
| Sep 11, 2026 | $1.48 | $1.48 | $1.33 | $1.34 | $-0.12 | -8.22% | 1,565,518 | $1.41 | $1.33 $1.48 |
| Sep 10, 2026 | $1.48 | $1.51 | $1.46 | $1.46 | $-0.04 | -2.67% | 552,537 | $1.48 | $1.46 $1.51 |
| Sep 9, 2026 | $1.53 | $1.54 | $1.50 | $1.50 | $-0.04 | -2.60% | 544,208 | $1.51 | $1.50 $1.54 |
| Sep 8, 2026 | $1.47 | $1.55 | $1.47 | $1.54 | +$0.06 | +4.05% | 721,817 | $1.51 | $1.47 $1.55 |
| Sep 4, 2026 | $1.47 | $1.49 | $1.46 | $1.48 | +$0.00 | +0.00% | 486,184 | $1.47 | $1.46 $1.49 |
| Sep 3, 2026 | $1.48 | $1.51 | $1.46 | $1.48 | $-0.01 | -0.67% | 568,928 | $1.48 | $1.46 $1.51 |
| Sep 2, 2026 | $1.51 | $1.54 | $1.46 | $1.49 | +$0.00 | +0.00% | 494,797 | $1.49 | $1.46 $1.54 |
| Sep 1, 2026 | $1.46 | $1.50 | $1.46 | $1.49 | +$0.01 | +0.68% | 462,867 | $1.48 | $1.46 $1.50 |
| Aug 31, 2026 | $1.51 | $1.51 | $1.47 | $1.48 | $-0.01 | -0.34% | 495,386 | $1.49 | $1.47 $1.51 |
| Aug 28, 2026 | $1.52 | $1.56 | $1.48 | $1.49 | $-0.06 | -3.57% | 547,981 | $1.51 | $1.48 $1.56 |
| Aug 27, 2026 | $1.57 | $1.58 | $1.53 | $1.54 | $-0.02 | -1.28% | 277,452 | $1.55 | $1.53 $1.58 |
| Aug 26, 2026 | $1.54 | $1.58 | $1.52 | $1.56 | +$0.01 | +0.65% | 478,955 | $1.56 | $1.52 $1.58 |
| Aug 25, 2026 | $1.52 | $1.56 | $1.50 | $1.55 | +$0.03 | +1.97% | 447,174 | $1.53 | $1.50 $1.56 |
| Aug 24, 2026 | $1.53 | $1.55 | $1.46 | $1.52 | +$0.00 | +0.00% | 531,986 | $1.51 | $1.46 $1.55 |
| Aug 21, 2026 | $1.50 | $1.60 | $1.48 | $1.52 | +$0.02 | +1.33% | 1,098,867 | $1.53 | $1.48 $1.60 |
| Aug 20, 2026 | $1.57 | $1.58 | $1.50 | $1.50 | $-0.08 | -5.06% | 941,940 | $1.53 | $1.50 $1.58 |