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

5.190 UNCHANGED
Streaming Delayed Price Updated: 4:00 PM EDT, Oct 22, 2025 Add to My Watchlist
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Price and Volume

Detailed Quote
Volume 0
Open 5.190
Bid (Size) 5.030 (5)
Ask (Size) 5.850 (5)
Prev. Close 5.190
Today's Range 5.190 - 5.190
52wk Range 1.140 - 7.200
Shares Outstanding 58,576,350
Dividend Yield N/A
Chart for (: )
Intraday 1 Week 1 Month 3 Month 1 Year 3 Year 5 Year

Top News

More News
4 Biotechnology Stocks Lead Momentum Gains Amid Strong Technicals
4 biotech stocks—ALDX, ALEC, BDTX, CHRS—show strong week-on-week momentum ranking gains and improving technical indicators. 
Via Benzinga
4 Biotech Stocks Seeing Explosive Momentum Gains
The SPDR S&P Biotech ETF (ARCA:XBI) is up more than 40% over the past six months and is on the verge of breaking out. Here's a look at several momentum standouts in the biotech space that appear to be... 
Via Benzinga
Topics ETFs Stocks

Performance

YTD
-0.6%
-0.6%
1 Month
+4.8%
+4.8%
3 Month
-6.1%
-6.1%
6 Month
+114.5%
+114.5%
1 Year
-12.0%
-12.0%

More News

Read More
Aldeyra Therapeutics to Participate in the H.C. Wainwright 27th Annual Global Investment Conference
From Aldeyra Therapeutics, Inc.
Via Business Wire
Aldeyra Therapeutics Receives Orphan Designation from the European Medicines Agency for ADX-2191 for the Treatment of Primary Large B-Cell Lymphomas of Immune-Privileged Sites, including Primary Vitreoretinal Lymphoma
From Aldeyra Therapeutics, Inc.
Via Business Wire
Aldeyra Therapeutics Receives Fast Track Designation for ADX‑2191 for the Treatment of Retinitis Pigmentosa
From Aldeyra Therapeutics, Inc.
Via Business Wire
Aldeyra Therapeutics to Participate in the H.C. Wainwright 5th Annual Ophthalmology Virtual Conference
From Aldeyra Therapeutics, Inc.
Via Business Wire
Aldeyra Therapeutics Receives Orphan Designation from the European Medicines Agency for ADX-2191 for the Treatment of Inherited Retinal Dystrophies including Retinitis Pigmentosa
From Aldeyra Therapeutics, Inc.
Via Business Wire
Aldeyra Therapeutics Announces FDA Acceptance for Review of Reproxalap New Drug Application for the Treatment of Dry Eye Disease
From Aldeyra Therapeutics, Inc.
Via Business Wire
Aldeyra Therapeutics Receives Special Protocol Assessment Agreement Letter from the U.S. Food and Drug Administration for ADX-2191 for the Treatment of Primary Vitreoretinal Lymphoma
From Aldeyra Therapeutics, Inc.
Via Business Wire
Aldeyra Therapeutics Resubmits Reproxalap New Drug Application for the Treatment of Dry Eye Disease
From Aldeyra Therapeutics, Inc.
Via Business Wire
Aldeyra Therapeutics to Participate in the 2025 Jefferies Global Healthcare Conference
From Aldeyra Therapeutics, Inc.
Via Business Wire
INVESTOR ALERT: Pomerantz Law Firm Investigates Claims On Behalf of Investors of Aldeyra Therapeutics, Inc. - ALDX
From Pomerantz LLP
Via GlobeNewswire
Bragar Eagel & Squire, P.C. Is Investigating Organon, Aldeyra, Landstar, and ICU Medical and Encourages Investors to Contact the Firm
From Bragar Eagel & Squire
Via GlobeNewswire
INVESTOR ALERT: Pomerantz Law Firm Investigates Claims on Behalf of Investors of Aldeyra Therapeutics, Inc. – ALDX
From Pomerantz LLP
Via GlobeNewswire
INVESTOR ALERT: Pomerantz Law Firm Investigates Claims On Behalf of Investors of Aldeyra Therapeutics, Inc. - ALDX
From Pomerantz LLP
Via GlobeNewswire
Bragar Eagel & Squire, P.C. Is Investigating RobinHood, Aldeyra, Landstar, and ICU Medical and Encourages Investors to Contact the Firm
From Bragar Eagel & Squire
Via GlobeNewswire
12 Health Care Stocks Moving In Tuesday's Pre-Market Session
Via Benzinga
Aldeyra Therapeutics Achieves Primary Endpoint in Phase 3 Dry Eye Disease Chamber Trial of Reproxalap and Plans NDA Resubmission
From Aldeyra Therapeutics, Inc.
Via Business Wire
Aldeyra Therapeutics Schedules Conference Call and Webcast to Announce Topline Results from Phase 3 Dry Eye Disease Clinical Trials of Reproxalap
From Aldeyra Therapeutics, Inc.
Via Business Wire
INVESTOR ALERT: Pomerantz Law Firm Investigates Claims On Behalf of Investors of Aldeyra Therapeutics, Inc. - ALDX
From Pomerantz LLP
Via GlobeNewswire
10 Health Care Stocks Whale Activity In Today's Session
Via Benzinga
INVESTOR ALERT: Pomerantz Law Firm Investigates Claims on Behalf of Investors of Aldeyra Therapeutics, Inc. - ALDX
From Pomerantz LLP
Via GlobeNewswire
Bragar Eagel & Squire, P.C. Is Investigating TechTarget and Aldeyra and Encourages Investors to Contact the Firm
From Bragar Eagel & Squire
Via GlobeNewswire
Rosen Law Firm Encourages Aldeyra Therapeutics, Inc. Investors with Losses in Excess of $100K to Inquire About Securities Class Action Investigation – ALDX
From The Rosen Law Firm, P.A.
Via Business Wire
INVESTOR ALERT: Pomerantz Law Firm Investigates Claims On Behalf of Investors of Aldeyra Therapeutics, Inc. - ALDX
From Pomerantz LLP
Via GlobeNewswire

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 5.190
When was Aldeyra Therapeutics, Inc. - Common Stock last traded?
The last trade of Aldeyra Therapeutics, Inc. - Common Stock was at 10/22/25 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 304.01M
How many shares of Aldeyra Therapeutics, Inc. - Common Stock are outstanding?
Aldeyra Therapeutics, Inc. - Common Stock has 304M shares outstanding.
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