Financial News
Aldeyra Therapeutics, Inc. - Common Stock (NQ:ALDX)
Price and Volume
Detailed Quote| Volume | 1,195,712 |
| Open | 0.7400 |
| Bid (Size) | 0.6651 (200) |
| Ask (Size) | 0.6652 (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 |
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What's going on in today's after hours session ↗
September 29, 2026
Performance
52-Week Range
88.8% below 52-week high
0.6652
0.7352W Low
5.9352W High
1 Week
31.4% 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 $0.67, 88.8% below its 52-week high. Over the past week it ranged between $0.73 and $0.97.
Past 12 Months
1W
-$0.25
1M
-$0.70
3M
-$1.05
6M
-$1.13
YTD
-$4.00
1Y
-$4.99
ALDX was -88.2% over the past year, -63.0% over six months, -85.8% year to date, -27.4% in the last week.
12 Months vs Market
ALDX
-88.2%
DIA
+12.1%
SPY
+14.8%
QQQ
+18.2%
IWM
+8.0%
Over the past 12 months ALDX returned -88.2% versus DIA (Dow) +12.1%, SPY (S&P 500) +14.8%, QQQ (Nasdaq 100) +18.2% and IWM (Russell 2000) +8.0%.
Volume & Liquidity
1.00× 3-mo avg
Today 1,195,712
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 1,195,712 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 0.6652
When was Aldeyra Therapeutics, Inc. - Common Stock last traded?
The last trade of Aldeyra Therapeutics, Inc. - Common Stock was at 10/16/26 01:55 PM ET
What is the market capitalization of Aldeyra Therapeutics, Inc. - Common Stock?
The market capitalization of Aldeyra Therapeutics, Inc. - Common Stock is 38.96M
How many shares of Aldeyra Therapeutics, Inc. - Common Stock are outstanding?
Aldeyra Therapeutics, Inc. - Common Stock has 39M shares outstanding.
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