Aldeyra Therapeutics, Inc. - Common Stock (NQ:ALDX)
Price and Volume
Detailed Quote| Volume | 6,536,534 |
| Open | 1.180 |
| Bid (Size) | 0.9156 (200) |
| Ask (Size) | 0.9157 (300) |
| Prev. Close | 1.170 |
| Today's Range | 0.8976 - 1.185 |
| 52wk Range | 1.070 - 5.930 |
| Shares Outstanding | 58,576,350 |
| Dividend Yield | N/A |
Top News
More News
What's going on in today's after hours session ↗
September 29, 2026
Performance
52-Week Range
84.5% below 52-week high
0.9165
1.0752W Low
5.9352W High
1 Week
36.4% below 1-week high
1.151W Low
1.441W High
Aldeyra Therapeutics, Inc. - Common Stock (ALDX) traded between $1.07 and $5.93 over the past 52 weeks and last traded at $0.92, 84.5% below its 52-week high. Over the past week it ranged between $1.15 and $1.44.
Past 12 Months
1W
-$0.24
1M
-$0.56
3M
-$1.36
6M
-$0.62
YTD
-$3.75
1Y
-$4.59
ALDX was -83.4% over the past year, -40.5% over six months, -80.4% year to date, -21.0% in the last week.
12 Months vs Market
ALDX
-83.4%
DIA
+9.8%
SPY
+15.5%
QQQ
+24.5%
IWM
+14.9%
Over the past 12 months ALDX returned -83.4% versus DIA (Dow) +9.8%, SPY (S&P 500) +15.5%, QQQ (Nasdaq 100) +24.5% and IWM (Russell 2000) +14.9%.
Volume & Liquidity
6.32× 3-mo avg
Today 6,536,534
3-mo avg 1.0M
1W
2.3M
1M
1.1M
3M
1.0M
6M
1.2M
YTD
1.8M
1Y
1.6M
ALDX most recently traded 6,536,534 shares against a 3-month average daily volume of 1.0M.
More News
Read More
Aldeyra Therapeutics to Host Regulatory Update Webcast
September 28, 2026
These stocks are gapping in today's session ↗
June 08, 2026
Frequently Asked Questions
Is Aldeyra Therapeutics, Inc. - Common Stock publicly traded?
Yes, Aldeyra Therapeutics, Inc. - Common Stock is publicly traded.
What exchange does Aldeyra Therapeutics, Inc. - Common Stock trade on?
Aldeyra Therapeutics, Inc. - Common Stock trades on the Nasdaq Stock Market
What is the ticker symbol for Aldeyra Therapeutics, Inc. - Common Stock?
The ticker symbol for Aldeyra Therapeutics, Inc. - Common Stock is ALDX on the Nasdaq Stock Market
What is the current price of Aldeyra Therapeutics, Inc. - Common Stock?
The current price of Aldeyra Therapeutics, Inc. - Common Stock is 0.9165
When was Aldeyra Therapeutics, Inc. - Common Stock last traded?
The last trade of Aldeyra Therapeutics, Inc. - Common Stock was at 10/05/26 03:38 PM ET
What is the market capitalization of Aldeyra Therapeutics, Inc. - Common Stock?
The market capitalization of Aldeyra Therapeutics, Inc. - Common Stock is 53.69M
How many shares of Aldeyra Therapeutics, Inc. - Common Stock are outstanding?
Aldeyra Therapeutics, Inc. - Common Stock has 54M shares outstanding.
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