Aldeyra Therapeutics, Inc. - Common Stock (NQ:ALDX)
Price and Volume
Detailed Quote| Volume | 1,808,439 |
| Open | 0.7400 |
| Bid (Size) | 0.7100 (6,000) |
| Ask (Size) | 0.7500 (500) |
| Prev. Close | 0.7400 |
| Today's Range | 0.6501 - 0.7400 |
| 52wk Range | 0.7254 - 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
88.2% below 52-week high
0.7001
0.7352W Low
5.9352W High
1 Week
27.8% below 1-week high
0.731W Low
0.971W High
Aldeyra Therapeutics, Inc. - Common Stock (ALDX) traded between $0.73 and $5.93 over the past 52 weeks and last traded at $0.70, 88.2% below its 52-week high. Over the past week it ranged between $0.73 and $0.97.
Past 12 Months
1W
-$0.22
1M
-$0.67
3M
-$1.02
6M
-$1.10
YTD
-$3.97
1Y
-$4.96
ALDX was -87.6% over the past year, -61.1% over six months, -85.0% year to date, -23.6% in the last week.
12 Months vs Market
ALDX
-87.6%
DIA
+12.2%
SPY
+14.7%
QQQ
+17.9%
IWM
+8.0%
Over the past 12 months ALDX returned -87.6% versus DIA (Dow) +12.2%, SPY (S&P 500) +14.7%, QQQ (Nasdaq 100) +17.9% and IWM (Russell 2000) +8.0%.
Volume & Liquidity
1.52× 3-mo avg
Today 1,808,439
3-mo avg 1.2M
1W
1.3M
1M
1.8M
3M
1.2M
6M
1.3M
YTD
1.8M
1Y
1.6M
ALDX most recently traded 1,808,439 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 0.7001
When was Aldeyra Therapeutics, Inc. - Common Stock last traded?
The last trade of Aldeyra Therapeutics, Inc. - Common Stock was at 10/16/26 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 41.01M
How many shares of Aldeyra Therapeutics, Inc. - Common Stock are outstanding?
Aldeyra Therapeutics, Inc. - Common Stock has 41M shares outstanding.
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