Financial News
Aldeyra Therapeutics, Inc. - Common Stock (NQ:ALDX)
Price and Volume
Detailed Quote| Volume | 1,650,213 |
| Open | 0.6540 |
| Bid (Size) | 0.7343 (100) |
| Ask (Size) | 0.7400 (400) |
| Prev. Close | 0.6651 |
| Today's Range | 0.6501 - 0.7484 |
| 52wk Range | 0.6501 - 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
87.6% below 52-week high
0.7343
0.6552W Low
5.9352W High
1 Week
19.3% below 1-week high
0.651W Low
0.911W High
Aldeyra Therapeutics, Inc. - Common Stock (ALDX) traded between $0.65 and $5.93 over the past 52 weeks and last traded at $0.73, 87.6% below its 52-week high. Over the past week it ranged between $0.65 and $0.91.
Past 12 Months
1W
-$0.17
1M
-$0.62
3M
-$0.97
6M
-$1.05
YTD
-$3.94
1Y
-$4.71
ALDX was -86.5% over the past year, -58.7% over six months, -84.3% year to date, -18.4% in the last week.
12 Months vs Market
ALDX
-86.5%
DIA
+12.3%
SPY
+14.6%
QQQ
+17.3%
IWM
+11.1%
Over the past 12 months ALDX returned -86.5% versus DIA (Dow) +12.3%, SPY (S&P 500) +14.6%, QQQ (Nasdaq 100) +17.3% and IWM (Russell 2000) +11.1%.
Volume & Liquidity
1.40× 3-mo avg
Today 1,650,213
3-mo avg 1.2M
1W
1.4M
1M
2.0M
3M
1.2M
6M
1.3M
YTD
1.8M
1Y
1.6M
ALDX most recently traded 1,650,213 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 0.7343
When was Aldeyra Therapeutics, Inc. - Common Stock last traded?
The last trade of Aldeyra Therapeutics, Inc. - Common Stock was at 10/20/26 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 43.01M
How many shares of Aldeyra Therapeutics, Inc. - Common Stock are outstanding?
Aldeyra Therapeutics, Inc. - Common Stock has 43M shares outstanding.
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