Aldeyra Therapeutics, Inc. - Common Stock (NQ:ALDX)
Price and Volume
Detailed Quote| Volume | 1,707,485 |
| Open | 0.9500 |
| Bid (Size) | 0.8869 (1,800) |
| Ask (Size) | 0.8870 (400) |
| Prev. Close | 0.9200 |
| Today's Range | 0.8800 - 0.9900 |
| 52wk Range | 0.8976 - 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
85.0% below 52-week high
0.8870
0.9052W Low
5.9352W High
1 Week
38.4% below 1-week high
0.901W Low
1.441W High
Aldeyra Therapeutics, Inc. - Common Stock (ALDX) traded between $0.90 and $5.93 over the past 52 weeks and last traded at $0.89, 85.0% below its 52-week high. Over the past week it ranged between $0.90 and $1.44.
Past 12 Months
1W
-$0.43
1M
-$0.65
3M
-$1.39
6M
-$0.65
YTD
-$3.78
1Y
-$4.62
ALDX was -83.9% over the past year, -42.4% over six months, -81.0% year to date, -32.8% in the last week.
12 Months vs Market
ALDX
-83.9%
DIA
+10.3%
SPY
+16.2%
QQQ
+25.2%
IWM
+14.2%
Over the past 12 months ALDX returned -83.9% versus DIA (Dow) +10.3%, SPY (S&P 500) +16.2%, QQQ (Nasdaq 100) +25.2% and IWM (Russell 2000) +14.2%.
Volume & Liquidity
1.51× 3-mo avg
Today 1,707,485
3-mo avg 1.1M
1W
3.5M
1M
1.4M
3M
1.1M
6M
1.3M
YTD
1.8M
1Y
1.6M
ALDX most recently traded 1,707,485 shares against a 3-month average daily volume of 1.1M.
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 0.8870
When was Aldeyra Therapeutics, Inc. - Common Stock last traded?
The last trade of Aldeyra Therapeutics, Inc. - Common Stock was at 10/06/26 01:01 PM ET
What is the market capitalization of Aldeyra Therapeutics, Inc. - Common Stock?
The market capitalization of Aldeyra Therapeutics, Inc. - Common Stock is 51.96M
How many shares of Aldeyra Therapeutics, Inc. - Common Stock are outstanding?
Aldeyra Therapeutics, Inc. - Common Stock has 52M shares outstanding.
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