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4.95
1.20%
-0.06
After Hours:
5.04
0.09
+1.82%
Aldeyra Therapeutics Inc Stock (ALDX) Price History
The historical daily chart and data for Aldeyra Therapeutics Inc stock (ALDX), show that the latest closing stock price as of September 25, 2025, is $4.95.
- Aldeyra Therapeutics Inc all-time high stock price is $16.70, occurred on September 26, 2018.
- The lowest Aldeyra Therapeutics Inc stock price recorded was $1.14 on April 03, 2025. Since then, Aldeyra Therapeutics Inc's stock price has risen over 334.21% to $4.95 now.
- The 52-week high stock price for ALDX is $7.20, representing a 45.45% increase from the current share price, occurred on March 12, 2025.
- The 52-week low stock price for ALDX is $1.14, indicating a -76.97% decrease from the current share price, occurred on April 03, 2025.
- The closing price of Aldeyra Therapeutics Inc (ALDX) stock in the beginning of 2024 was $4.27. The stock closed the year at $6.96, a gain of over 63.00% for the year.
The table below shows more information about ALDX historical price data:
Daily
Weekly
Monthly
7D
30D
60D
YTD
1Y
| Date | High | Low | High - Low | Volume | % Change |
|---|---|---|---|---|---|
| Sep 25, 2025 | $5.01 | $4.86 | $0.15 | 420,768.0 | -1.20% |
| Sep 24, 2025 | $5.26 | $4.97 | $0.285 | 558,591.0 | -1.96% |
| Sep 23, 2025 | $5.16 | $4.93 | $0.23 | 672,008.0 | +3.23% |
| Sep 22, 2025 | $5.01 | $4.88 | $0.135 | 860,156.0 | +0.41% |
| Sep 19, 2025 | $5.05 | $4.78 | $0.27 | 1,499,644.0 | -1.60% |
| Sep 18, 2025 | $5.11 | $4.94 | $0.165 | 745,822.0 | +2.24% |
| Sep 17, 2025 | $5.11 | $4.88 | $0.2251 | 845,802.0 | -1.21% |
| Sep 16, 2025 | $5.23 | $4.94 | $0.29 | 796,428.0 | -2.55% |
| Sep 15, 2025 | $5.43 | $4.96 | $0.47 | 1,599,419.0 | -5.57% |
| Sep 12, 2025 | $5.62 | $5.38 | $0.245 | 660,918.0 | -3.06% |
| Sep 11, 2025 | $5.83 | $5.49 | $0.335 | 734,839.0 | +0.36% |
| Sep 10, 2025 | $5.88 | $5.47 | $0.40 | 612,252.0 | -3.82% |
| Sep 09, 2025 | $5.77 | $5.62 | $0.15 | 1,012,256.0 | +1.05% |
| Sep 08, 2025 | $5.79 | $5.42 | $0.38 | 673,117.0 | +2.52% |
| Sep 05, 2025 | $5.70 | $5.38 | $0.315 | 1,062,418.0 | +0.54% |
| Sep 04, 2025 | $5.88 | $5.50 | $0.38 | 1,545,580.0 | -5.15% |
| Sep 03, 2025 | $5.93 | $5.65 | $0.28 | 514,291.0 | +1.39% |
| Sep 02, 2025 | $5.91 | $5.72 | $0.185 | 451,842.0 | -1.54% |
| Aug 29, 2025 | $5.91 | $5.69 | $0.2214 | 453,118.0 | -0.34% |
| Aug 28, 2025 | $6.17 | $5.84 | $0.3349 | 995,585.0 | +0.17% |
| Aug 27, 2025 | $5.89 | $5.74 | $0.15 | 475,757.0 | -0.68% |
Aldeyra Therapeutics Inc Stock (ALDX) Year by Year Price History
In this detailed analysis, we present a comprehensive overview of the price movements of Aldeyra Therapeutics Inc stock over the years. By exploring the year-by-year data, investors can gain valuable insights into the historical performance and volatility of ALDX shares. From significant milestones and fluctuations to notable trends, this in-depth examination of Aldeyra Therapeutics Inc stock price history provides a foundation for understanding how the company's stock has evolved over time.
Aldeyra Therapeutics Inc Stock (ALDX) Price History 2025
| Month | High | Low | High - Low | Volume | % Change |
|---|---|---|---|---|---|
| Sep, 2025 | $5.93 | $4.78 | $1.15 | 15,686,919.0 | -15.24% |
| Aug, 2025 | $6.17 | $4.23 | $1.94 | 18,012,006.0 | +17.03% |
| Jul, 2025 | $5.66 | $3.73 | $1.93 | 25,779,329.0 | +30.29% |
| Jun, 2025 | $4.00 | $2.08 | $1.92 | 20,123,731.0 | +78.14% |
| May, 2025 | $2.89 | $1.90 | $0.99 | 24,671,866.0 | -18.87% |
| Apr, 2025 | $5.91 | $1.14 | $4.77 | 69,625,054.0 | -53.91% |
| Mar, 2025 | $7.20 | $5.24 | $1.96 | 17,258,451.0 | +12.52% |
| Feb, 2025 | $6.92 | $4.78 | $2.14 | 8,563,824.0 | -2.48% |
| Jan, 2025 | $5.58 | $4.66 | $0.925 | 6,716,553.0 | +5.01% |
Aldeyra Therapeutics Inc Stock (ALDX) Price History 2024
| Month | High | Low | High - Low | Volume | % Change |
|---|---|---|---|---|---|
| Dec, 2024 | $5.46 | $4.67 | $0.79 | 7,855,780.0 | +2.45% |
| Nov, 2024 | $5.74 | $4.09 | $1.65 | 11,281,906.0 | -6.84% |
| Oct, 2024 | $6.17 | $5.03 | $1.14 | 8,770,966.0 | -2.41% |
| Sep, 2024 | $6.55 | $5.26 | $1.29 | 10,395,206.0 | -6.34% |
| Aug, 2024 | $5.85 | $3.14 | $2.71 | 15,669,018.0 | +46.07% |
| Jul, 2024 | $4.39 | $3.10 | $1.29 | 5,488,034.0 | +19.03% |
| Jun, 2024 | $4.24 | $3.14 | $1.10 | 7,821,654.0 | -14.25% |
| May, 2024 | $4.38 | $3.65 | $0.725 | 6,769,433.0 | -2.03% |
| Apr, 2024 | $4.97 | $3.13 | $1.84 | 16,957,630.0 | +20.49% |
| Mar, 2024 | $4.34 | $2.71 | $1.63 | 10,759,703.0 | -9.67% |
| Feb, 2024 | $3.85 | $3.06 | $0.79 | 7,654,017.0 | +15.65% |
| Jan, 2024 | $3.69 | $2.96 | $0.73 | 12,074,443.0 | -10.83% |
Aldeyra Therapeutics Inc Stock (ALDX) Price History 2023
| Month | High | Low | High - Low | Volume | % Change |
|---|---|---|---|---|---|
| Dec, 2023 | $3.77 | $2.69 | $1.08 | 36,297,890.0 | +26.71% |
| Nov, 2023 | $2.96 | $1.97 | $0.99 | 106,341,071.0 | +61.99% |
| Oct, 2023 | $6.74 | $1.42 | $5.32 | 47,562,505.0 | -74.40% |
| Sep, 2023 | $7.66 | $5.95 | $1.71 | 11,474,564.0 | -10.46% |
| Aug, 2023 | $8.38 | $7.08 | $1.30 | 11,879,646.0 | -8.07% |
| Jul, 2023 | $8.46 | $7.55 | $0.90 | 12,795,480.0 | -3.28% |
| Jun, 2023 | $11.97 | $5.47 | $6.50 | 47,889,982.0 | -11.59% |
| May, 2023 | $10.81 | $9.13 | $1.68 | 14,905,571.0 | -0.42% |
| Apr, 2023 | $10.88 | $8.96 | $1.92 | 22,091,344.0 | -4.03% |
| Mar, 2023 | $10.03 | $6.76 | $3.27 | 19,718,669.0 | +46.89% |
| Feb, 2023 | $7.49 | $5.88 | $1.61 | 8,050,497.0 | +14.58% |
| Jan, 2023 | $7.19 | $5.75 | $1.44 | 6,888,484.0 | -15.23% |
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