Aldeyra Therapeutics, Inc. - Common Stock (NQ:ALDX)
Price and Volume
Detailed Quote| Volume | 1,456,473 |
| Open | 0.8900 |
| Bid (Size) | 0.8703 (1,100) |
| Ask (Size) | 0.8900 (100) |
| Prev. Close | 0.9100 |
| Today's Range | 0.8652 - 0.9100 |
| 52wk Range | 0.8619 - 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
84.8% below 52-week high
0.8998
0.8652W Low
5.9352W High
1 Week
9.1% below 1-week high
0.861W Low
0.991W High
Aldeyra Therapeutics, Inc. - Common Stock (ALDX) traded between $0.86 and $5.93 over the past 52 weeks and last traded at $0.90, 84.8% below its 52-week high. Over the past week it ranged between $0.86 and $0.99.
Past 12 Months
1W
-$0.02
1M
-$0.56
3M
-$1.03
6M
-$0.90
YTD
-$3.77
1Y
-$4.35
ALDX was -82.9% over the past year, -50.0% over six months, -80.7% year to date, -1.8% in the last week.
12 Months vs Market
ALDX
-82.9%
DIA
+12.1%
SPY
+17.3%
QQQ
+23.5%
IWM
+13.2%
Over the past 12 months ALDX returned -82.9% versus DIA (Dow) +12.1%, SPY (S&P 500) +17.3%, QQQ (Nasdaq 100) +23.5% and IWM (Russell 2000) +13.2%.
Volume & Liquidity
1.24× 3-mo avg
Today 1,456,473
3-mo avg 1.2M
1W
2.5M
1M
1.8M
3M
1.2M
6M
1.3M
YTD
1.8M
1Y
1.6M
ALDX most recently traded 1,456,473 shares against a 3-month average daily volume of 1.2M.
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 0.8998
When was Aldeyra Therapeutics, Inc. - Common Stock last traded?
The last trade of Aldeyra Therapeutics, Inc. - Common Stock was at 10/13/26 04:00 PM ET
What is the market capitalization of Aldeyra Therapeutics, Inc. - Common Stock?
The market capitalization of Aldeyra Therapeutics, Inc. - Common Stock is 52.71M
How many shares of Aldeyra Therapeutics, Inc. - Common Stock are outstanding?
Aldeyra Therapeutics, Inc. - Common Stock has 53M shares outstanding.
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