sec filing
AL
NASDAQ · ALDX
Aldeyra Therapeutics, Inc.
Healthcare · Biotechnology
$1.52
Up+$0.02 (+1.33%)
Updated Aug 22, 2026, 2:48 PM
SID Score
4.4/10
Composite research score
Smart Money
—
Institutional and insider signal
- Market cap
- 328.49M
- P/E ratio
- -7.6
- Dividend yield
- 0.00%
- 52-week range
- $1.07 – $5.60
- Volume
- 1.1M
- Avg. volume
- 1.07M
Price performance
ALDX price history
1M range · 21 trading sessions · Daily adjusted prices
ALDX closed at $1.52 after 21 trading sessions, up 0.00% for the selected period.
- Last close
- $1.52
- Period change
- +0.00%
- Period low
- $1.44
- Period high
- $1.61
Daily close
View OHLC price history
| Date | Open | High | Low | Close | Volume |
|---|---|---|---|---|---|
| Aug 21, 2026 | $1.50 | $1.595 | $1.475 | $1.52 | 1.1M |
| Aug 20, 2026 | $1.57 | $1.575 | $1.495 | $1.50 | 942.95K |
| Aug 19, 2026 | $1.59 | $1.60 | $1.54 | $1.58 | 982.2K |
| Aug 18, 2026 | $1.54 | $1.595 | $1.505 | $1.55 | 703.03K |
| Aug 17, 2026 | $1.55 | $1.58 | $1.525 | $1.56 | 789.81K |
| Aug 14, 2026 | $1.49 | $1.57 | $1.445 | $1.56 | 830.98K |
| Aug 13, 2026 | $1.53 | $1.57 | $1.44 | $1.44 | 1.36M |
| Aug 12, 2026 | $1.51 | $1.5796 | $1.50 | $1.52 | 939.37K |
| Aug 11, 2026 | $1.53 | $1.54 | $1.50 | $1.51 | 473.99K |
| Aug 10, 2026 | $1.55 | $1.565 | $1.51 | $1.51 | 867.62K |
| Aug 7, 2026 | $1.56 | $1.615 | $1.525 | $1.55 | 1.17M |
| Aug 6, 2026 | $1.60 | $1.615 | $1.53 | $1.59 | 579.2K |
| Aug 5, 2026 | $1.55 | $1.63 | $1.55 | $1.60 | 822.65K |
| Aug 4, 2026 | $1.52 | $1.60 | $1.50 | $1.55 | 975.86K |
| Aug 3, 2026 | $1.55 | $1.55 | $1.49 | $1.53 | 784.76K |
| Jul 31, 2026 | $1.62 | $1.63 | $1.52 | $1.54 | 576.81K |
| Jul 30, 2026 | $1.63 | $1.67 | $1.595 | $1.60 | 549.28K |
| Jul 29, 2026 | $1.58 | $1.63 | $1.53 | $1.61 | 745.5K |
| Jul 28, 2026 | $1.62 | $1.62 | $1.49 | $1.58 | 916.76K |
| Jul 27, 2026 | $1.53 | $1.61 | $1.53 | $1.585 | 1.23M |
| Jul 24, 2026 | $1.60 | $1.60 | $1.475 | $1.52 | 1.13M |
Latest ALDX news
The latest Smart Investors Daily articles mentioning ALDX.
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