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Aldeyra Therapeutics, Inc. - Common Stock (NQ:ALDX)

0.8101 -0.0899 (-9.99%)
Delayed Quote Updated: 3:40 PM EDT, Oct 14, 2026 Add to My Watchlist

Price and Volume

Detailed Quote
Volume 1,482,485
Open 0.8800
Bid (Size) 0.8101 (1,000)
Ask (Size) 0.8102 (500)
Prev. Close 0.9000
Today's Range 0.7886 - 0.8990
52wk Range 0.8619 - 5.930
Shares Outstanding 58,576,350
Dividend Yield N/A

Performance

52-Week Range 86.3% below 52-week high
0.8101
0.8652W Low 5.9352W High
1 Week 16.5% below 1-week high
0.871W Low 0.971W High

Aldeyra Therapeutics, Inc. - Common Stock (ALDX) traded between $0.86 and $5.93 over the past 52 weeks and last traded at $0.81, 86.3% below its 52-week high. Over the past week it ranged between $0.87 and $0.97.

Past 12 Months
-15.5%
-44.5%
-58.0%
-54.7%
-82.7%
-84.6%
1W -$0.15
1M -$0.65
3M -$1.12
6M -$0.98
YTD -$3.86
1Y -$4.44

ALDX was -84.6% over the past year, -54.7% over six months, -82.7% year to date, -15.5% in the last week.

12 Months vs Market
ALDX
-84.6%
DIA
+11.7%
SPY
+15.9%
QQQ
+21.0%
IWM
+10.8%

Over the past 12 months ALDX returned -84.6% versus DIA (Dow) +11.7%, SPY (S&P 500) +15.9%, QQQ (Nasdaq 100) +21.0% and IWM (Russell 2000) +10.8%.

Volume & Liquidity 1.26× 3-mo avg
Today 1,482,485 3-mo avg 1.2M
1W
1.2M
1M
1.8M
3M
1.2M
6M
1.3M
YTD
1.8M
1Y
1.6M

ALDX most recently traded 1,482,485 shares against a 3-month average daily volume of 1.2M.

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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 0.8101
When was Aldeyra Therapeutics, Inc. - Common Stock last traded?
The last trade of Aldeyra Therapeutics, Inc. - Common Stock was at 10/14/26 03:40 PM ET
What is the market capitalization of Aldeyra Therapeutics, Inc. - Common Stock?
The market capitalization of Aldeyra Therapeutics, Inc. - Common Stock is 47.45M
How many shares of Aldeyra Therapeutics, Inc. - Common Stock are outstanding?
Aldeyra Therapeutics, Inc. - Common Stock has 47M shares outstanding.
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