Aldeyra Therapeutics, Inc. (FRA:137)
Germany · Delayed Price · Currency is EUR 4.198
-0.083 (-1.94%)
Last updated: Feb 20, 2026, 9:55 PM CET
Aldeyra Therapeutics Stock Price History
Historical Data
| Date | Open | High | Low | Close | Adj. Close | Change | Volume |
|---|---|---|---|---|---|---|---|
| Feb 20, 2026 | 4.26 | 4.26 | 4.19 | 4.20 | 4.20 | -1.94% | - |
| Feb 19, 2026 | 4.19 | 4.28 | 4.19 | 4.28 | 4.28 | 1.33% | - |
| Feb 18, 2026 | 4.24 | 4.31 | 4.21 | 4.23 | 4.23 | -2.56% | - |
| Feb 17, 2026 | 4.30 | 4.43 | 4.30 | 4.34 | 4.34 | 0.65% | - |
| Feb 16, 2026 | 4.31 | 4.31 | 4.31 | 4.31 | 4.31 | -1.78% | - |
| Feb 13, 2026 | 4.36 | 4.54 | 4.36 | 4.39 | 4.39 | 0.37% | - |
| Feb 12, 2026 | 4.41 | 4.57 | 4.37 | 4.37 | 4.37 | -2.39% | - |
| Feb 11, 2026 | 4.54 | 4.59 | 4.48 | 4.48 | 4.48 | -2.18% | 520 |
| Feb 10, 2026 | 4.60 | 4.71 | 4.51 | 4.58 | 4.58 | -0.78% | 980 |
| Feb 9, 2026 | 4.60 | 4.71 | 4.52 | 4.61 | 4.61 | -1.14% | - |
| Feb 6, 2026 | 4.25 | 4.67 | 4.25 | 4.67 | 4.67 | 8.69% | - |
| Feb 5, 2026 | 4.36 | 4.56 | 4.29 | 4.29 | 4.29 | -2.32% | - |
| Feb 4, 2026 | 4.52 | 4.55 | 4.22 | 4.40 | 4.40 | -2.66% | - |
| Feb 3, 2026 | 4.53 | 4.66 | 4.52 | 4.52 | 4.52 | -1.01% | - |
| Feb 2, 2026 | 4.42 | 4.66 | 4.42 | 4.56 | 4.56 | 2.49% | 200 |
| Jan 30, 2026 | 4.37 | 4.84 | 4.37 | 4.45 | 4.45 | 0.91% | - |
| Jan 29, 2026 | 4.45 | 4.47 | 4.41 | 4.41 | 4.41 | -1.83% | 954 |
| Jan 28, 2026 | 4.55 | 4.59 | 4.49 | 4.49 | 4.49 | -1.64% | - |
| Jan 27, 2026 | 4.34 | 4.61 | 4.34 | 4.57 | 4.57 | 4.41% | - |
| Jan 26, 2026 | 4.31 | 4.40 | 4.29 | 4.37 | 4.37 | 0.85% | 100 |
| Jan 23, 2026 | 4.38 | 4.51 | 4.32 | 4.34 | 4.34 | -3.24% | 150 |
| Jan 22, 2026 | 4.21 | 4.48 | 4.20 | 4.48 | 4.48 | 5.04% | - |
| Jan 21, 2026 | 4.00 | 4.27 | 4.00 | 4.27 | 4.27 | 5.72% | - |
| Jan 20, 2026 | 3.68 | 4.07 | 3.68 | 4.04 | 4.04 | 9.08% | - |
| Jan 19, 2026 | 3.92 | 3.92 | 3.70 | 3.70 | 3.70 | -7.08% | - |
| Jan 16, 2026 | 3.75 | 3.99 | 3.73 | 3.98 | 3.98 | 4.79% | - |
| Jan 15, 2026 | 3.59 | 3.80 | 3.59 | 3.80 | 3.80 | 5.32% | - |
| Jan 14, 2026 | 3.49 | 3.63 | 3.46 | 3.61 | 3.61 | 2.18% | - |
| Jan 13, 2026 | 3.49 | 3.53 | 3.39 | 3.53 | 3.53 | 0.17% | - |
| Jan 12, 2026 | 3.45 | 3.56 | 3.41 | 3.53 | 3.53 | - | - |
| Jan 9, 2026 | 3.54 | 3.64 | 3.48 | 3.53 | 3.53 | -1.54% | - |
| Jan 8, 2026 | 3.50 | 3.58 | 3.49 | 3.58 | 3.58 | 0.96% | - |
| Jan 7, 2026 | 3.42 | 3.55 | 3.42 | 3.55 | 3.55 | 1.81% | - |
| Jan 6, 2026 | 3.56 | 3.62 | 3.48 | 3.48 | 3.48 | -2.33% | - |
| Jan 5, 2026 | 3.94 | 3.94 | 3.57 | 3.57 | 3.57 | -9.74% | - |
| Jan 2, 2026 | 4.34 | 4.34 | 3.95 | 3.95 | 3.95 | -8.56% | - |
| Dec 30, 2025 | 4.32 | 4.32 | 4.32 | 4.32 | 4.32 | -0.46% | - |
| Dec 29, 2025 | 4.44 | 4.61 | 4.34 | 4.34 | 4.34 | 2.00% | 343 |
| Dec 23, 2025 | 4.63 | 4.63 | 4.24 | 4.26 | 4.26 | -9.75% | - |
| Dec 22, 2025 | 4.17 | 4.81 | 4.17 | 4.72 | 4.72 | 11.15% | - |
| Dec 19, 2025 | 4.21 | 4.33 | 4.21 | 4.24 | 4.24 | -0.89% | - |
| Dec 18, 2025 | 4.42 | 4.50 | 4.28 | 4.28 | 4.28 | -3.82% | - |
| Dec 17, 2025 | 4.45 | 4.48 | 4.45 | 4.45 | 4.45 | 29.77% | 100 |
| Dec 16, 2025 | 2.74 | 3.43 | 2.74 | 3.43 | 3.43 | 0.94% | 3,612 |
| Dec 15, 2025 | 3.82 | 3.91 | 3.40 | 3.40 | 3.40 | -11.35% | - |
| Dec 12, 2025 | 3.86 | 4.11 | 3.83 | 3.83 | 3.83 | -1.49% | - |
| Dec 11, 2025 | 4.02 | 4.04 | 3.89 | 3.89 | 3.89 | -4.00% | 1,500 |
| Dec 10, 2025 | 4.05 | 4.08 | 4.04 | 4.05 | 4.05 | -1.79% | - |
| Dec 9, 2025 | 4.19 | 4.19 | 4.13 | 4.13 | 4.13 | -1.53% | 200 |
| Dec 8, 2025 | 4.06 | 4.19 | 4.06 | 4.19 | 4.19 | 4.49% | - |