Aldeyra Therapeutics, Inc. - Common Stock (NQ:ALDX)
Price and Volume
Detailed Quote| Volume | 606,566 |
| Open | 0.7375 |
| Bid (Size) | 0.6703 (700) |
| Ask (Size) | 0.6773 (200) |
| Prev. Close | 0.7343 |
| Today's Range | 0.6601 - 0.7499 |
| 52wk Range | 0.6501 - 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
88.7% below 52-week high
0.6703
0.6552W Low
5.9352W High
1 Week
16.5% below 1-week high
0.651W Low
0.801W High
Aldeyra Therapeutics, Inc. - Common Stock (ALDX) traded between $0.65 and $5.93 over the past 52 weeks and last traded at $0.67, 88.7% below its 52-week high. Over the past week it ranged between $0.65 and $0.80.
Past 12 Months
1W
-$0.07
1M
-$0.68
3M
-$1.03
6M
-$1.03
YTD
-$4.00
1Y
-$4.84
ALDX was -87.8% over the past year, -60.6% over six months, -85.6% year to date, -9.1% in the last week.
12 Months vs Market
ALDX
-87.8%
DIA
+12.5%
SPY
+15.2%
QQQ
+18.6%
IWM
+11.9%
Over the past 12 months ALDX returned -87.8% versus DIA (Dow) +12.5%, SPY (S&P 500) +15.2%, QQQ (Nasdaq 100) +18.6% and IWM (Russell 2000) +11.9%.
Volume & Liquidity
0.52× 3-mo avg
Today 606,566
3-mo avg 1.2M
1W
1.2M
1M
1.9M
3M
1.2M
6M
1.3M
YTD
1.8M
1Y
1.6M
ALDX most recently traded 606,566 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 0.6703
When was Aldeyra Therapeutics, Inc. - Common Stock last traded?
The last trade of Aldeyra Therapeutics, Inc. - Common Stock was at 10/21/26 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 39.26M
How many shares of Aldeyra Therapeutics, Inc. - Common Stock are outstanding?
Aldeyra Therapeutics, Inc. - Common Stock has 39M shares outstanding.