Aldeyra Therapeutics, Inc. - Common Stock (NQ:ALDX)
Price and Volume
Detailed Quote| Volume | 1,340,831 |
| Open | 0.9200 |
| Bid (Size) | 0.9150 (2,000) |
| Ask (Size) | 0.9200 (14,600) |
| Prev. Close | 0.9163 |
| Today's Range | 0.8820 - 0.9400 |
| 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
84.7% below 52-week high
0.9058
0.8652W Low
5.9352W High
1 Week
8.5% 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 $0.91, 84.7% below its 52-week high. Over the past week it ranged between $0.86 and $0.99.
Past 12 Months
1W
-$0.01
1M
-$0.55
3M
-$1.02
6M
-$0.89
YTD
-$3.76
1Y
-$4.34
ALDX was -82.7% over the past year, -49.7% over six months, -80.6% year to date, -1.1% in the last week.
12 Months vs Market
ALDX
-82.7%
DIA
+12.4%
SPY
+17.4%
QQQ
+23.9%
IWM
+13.7%
Over the past 12 months ALDX returned -82.7% versus DIA (Dow) +12.4%, SPY (S&P 500) +17.4%, QQQ (Nasdaq 100) +23.9% and IWM (Russell 2000) +13.7%.
Volume & Liquidity
1.14× 3-mo avg
Today 1,340,831
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 1,340,831 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 0.9058
When was Aldeyra Therapeutics, Inc. - Common Stock last traded?
The last trade of Aldeyra Therapeutics, Inc. - Common Stock was at 10/12/26 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 53.06M
How many shares of Aldeyra Therapeutics, Inc. - Common Stock are outstanding?
Aldeyra Therapeutics, Inc. - Common Stock has 53M shares outstanding.
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