Aldeyra Therapeutics, Inc. (ALDX)

NASDAQ: ALDX · Real-Time Price · USD
1.830
+0.410 (28.87%)
At close: Mar 19, 2026, 4:00 PM EDT
1.830
0.00 (0.00%)
After-hours: Mar 19, 2026, 5:46 PM EDT
Market Cap110.13M -70.1%
Revenue (ttm)n/a
Net Income-33.85M
EPS-0.56
Shares Out 60.18M
PE Ration/a
Forward PEn/a
Dividendn/a
Ex-Dividend Daten/a
Volume11,916,191
Open1.390
Previous Close1.420
Day's Range1.370 - 1.850
52-Week Range1.070 - 6.870
Beta0.99
AnalystsBuy
Price Target5.50 (+200.55%)
Earnings DateFeb 27, 2026

About ALDX

Aldeyra Therapeutics, Inc., a biotechnology company, discovers and develops therapies designed to treat immune-mediated diseases. Its lead product candidate is reproxalap, a reactive aldehyde species (RASP) modulator, which is in Phase III clinical trial for the treatment of dry eye disease and allergic conjunctivitis; and ADX-2191, a dihydrofolate reductase inhibitor for the treatment of primary vitreoretinal lymphoma and retinitis pigmentosa. The company also develops ADX-629, an orally administered RASP modulator that is in Phase 2 clinical ... [Read more]

Industry Biotechnology
Sector Healthcare
IPO Date May 2, 2014
Employees 8
Stock Exchange NASDAQ
Ticker Symbol ALDX
Full Company Profile

Financial Performance

Financial Statements

Analyst Summary

According to 2 analysts, the average rating for ALDX stock is "Buy." The 12-month stock price target is $5.5, which is an increase of 200.55% from the latest price.

Price Target
$5.5
(200.55% upside)
Analyst Consensus: Buy
Stock Forecasts

News

What's Going On With Aldeyra Therapeutics Stock On Thursday?

Since Tuesday, the company's stock has slumped by around 67%.

8 hours ago - Benzinga

Aldeyra Therapeutics Shareholders Are Encouraged to Reach Out to Johnson Fistel for More Information About Potentially Recovering Their Losses

San Diego, California--(Newsfile Corp. - March 17, 2026) - Johnson Fistel, PLLP is investigating potential claims on behalf of investors of Aldeyra Therapeutics (NASDAQ: ALDX). The investigation focus...

2 days ago - Newsfile Corp

US FDA declines to approve Aldeyra's drug for eye disorder

The ​U.S. Food ‌and Drug ​Administration ​on Tuesday ⁠declined ​to ​approve Aldeyra Therapeutics' ​drug ​for a ‌type ⁠of eye disease, ​the ​company ⁠said.

2 days ago - Reuters

Aldeyra Therapeutics Receives Complete Response Letter from the U.S. Food and Drug Administration for the Reproxalap New Drug Application for the Treatment of Signs and Symptoms of Dry Eye Disease

LEXINGTON, Mass.--(BUSINESS WIRE)--Aldeyra Therapeutics, Inc. (Nasdaq: ALDX) (Aldeyra), a biotechnology company devoted to discovering and developing innovative therapies designed to treat immune-medi...

2 days ago - Business Wire

Aldeyra Therapeutics to Participate in the Oppenheimer 36th Annual Healthcare Life Sciences Conference

LEXINGTON, Mass.--(BUSINESS WIRE)--Aldeyra Therapeutics, Inc. (Nasdaq: ALDX) (Aldeyra), a biotechnology company devoted to discovering and developing innovative therapies designed to treat immune-medi...

4 weeks ago - Business Wire

Aldeyra Therapeutics: Reproxalap's March 2026 FDA Decision Is The Defining Catalyst

Aldeyra's Reproxalap is the core catalyst. The FDA will make its decision on this asset by March 16, 2026, after a procedural PDUFA extension. Reproxalap's Chamber Phase 3 trial met symptom endpoints ...

2 months ago - Seeking Alpha

Aldeyra Therapeutics, Inc. (ALDX) Discusses PDUFA Target Action Date Extension for Reproxalap in Dry Eye Disease Transcript

Aldeyra Therapeutics, Inc. (ALDX) Discusses PDUFA Target Action Date Extension for Reproxalap in Dry Eye Disease Transcript

3 months ago - Seeking Alpha

Aldeyra Therapeutics Announces PDUFA Extension of the New Drug Application of Reproxalap for the Treatment of Dry Eye Disease

LEXINGTON, Mass.--(BUSINESS WIRE)--Aldeyra Therapeutics, Inc. (Nasdaq: ALDX) (Aldeyra), a biotechnology company devoted to discovering and developing innovative therapies designed to treat immune-medi...

3 months ago - Business Wire

Aldeyra Therapeutics, Inc. (ALDX) Discusses Expansion of RASP Platform Into CNS Diseases and Update on Reproxalap for Dry Eye Transcript

Aldeyra Therapeutics, Inc. ( ALDX) Discusses Expansion of RASP Platform Into CNS Diseases and Update on Reproxalap for Dry Eye November 13, 2025 8:00 AM EST Company Participants Laura Nichols - Opera...

4 months ago - Seeking Alpha

Aldeyra Therapeutics Announces Expansion of RASP Platform to Include Central Nervous System Diseases and Provides Updates on Reproxalap at Research & Development Webcast

LEXINGTON, Mass.--(BUSINESS WIRE)--Aldeyra Therapeutics, Inc. (Nasdaq: ALDX) (Aldeyra), a biotechnology company devoted to discovering and developing innovative therapies designed to treat immune-medi...

4 months ago - Business Wire

Aldeyra Therapeutics to Participate in the Jefferies Global Healthcare Conference in London

LEXINGTON, Mass.--(BUSINESS WIRE)--Aldeyra Therapeutics, Inc. (Nasdaq: ALDX) (Aldeyra), a biotechnology company devoted to discovering and developing innovative therapies designed to treat immune-medi...

4 months ago - Business Wire

Aldeyra Therapeutics to Host Research & Development Update Webcast Event Scheduled for Thursday, November 13 at 8:00 a.m. ET

LEXINGTON, Mass.--(BUSINESS WIRE)--Aldeyra Therapeutics, Inc. (Nasdaq: ALDX) (Aldeyra), a clinical-stage biotechnology company developing innovative therapies for the treatment of immune-mediated dise...

4 months ago - Business Wire

Aldeyra Therapeutics Announces Positive Results from Phase 2 Clinical Trial in Alcohol-Associated Hepatitis, Focuses RASP Product Candidate Pipeline on Next-Generation Molecules

LEXINGTON, Mass.--(BUSINESS WIRE)--Aldeyra Therapeutics, Inc. (Nasdaq: ALDX) (Aldeyra), a biotechnology company devoted to discovering and developing innovative therapies designed to treat immune-medi...

5 months ago - Business Wire

4 Biotechnology Stocks Lead Momentum Gains Amid Strong Technicals

Among the recent momentum standouts in the biotechnology sector, four stocks have drawn considerable investor attention, entering the top 10th percentile of momentum-ranked stocks based on decisive we...

Other symbols: ALECBDTXCHRS
5 months ago - Benzinga

Aldeyra Therapeutics to Participate in the H.C. Wainwright 27th Annual Global Investment Conference

LEXINGTON, Mass.--(BUSINESS WIRE)--Aldeyra Therapeutics, Inc. (Nasdaq: ALDX) (Aldeyra), a biotechnology company devoted to discovering and developing innovative therapies designed to treat immune-medi...

7 months ago - 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

LEXINGTON, Mass.--(BUSINESS WIRE)--Aldeyra Therapeutics, Inc. (Nasdaq: ALDX) (Aldeyra) today announced that the European Medicines Agency (EMA) has granted Orphan Designation for ADX-2191 (methotrexat...

7 months ago - Business Wire

Aldeyra Therapeutics Receives Fast Track Designation for ADX‑2191 for the Treatment of Retinitis Pigmentosa

LEXINGTON, Mass.--(BUSINESS WIRE)--Aldeyra Therapeutics, Inc. (Nasdaq: ALDX) (Aldeyra) today announced that the U.S. Food and Drug Administration (FDA) has granted fast track designation for ADX-2191 ...

7 months ago - Business Wire

Aldeyra Therapeutics to Participate in the H.C. Wainwright 5th Annual Ophthalmology Virtual Conference

LEXINGTON, Mass.--(BUSINESS WIRE)--Aldeyra Therapeutics, Inc. (Nasdaq: ALDX) (Aldeyra), a biotechnology company devoted to discovering and developing innovative therapies designed to treat immune-medi...

8 months ago - 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

LEXINGTON, Mass.--(BUSINESS WIRE)--Aldeyra Therapeutics, Inc. (Nasdaq: ALDX) (Aldeyra) today announced that the European Medicines Agency (EMA) has granted Orphan Designation for ADX-2191 (methotrexat...

8 months ago - Business Wire

Aldeyra Therapeutics Announces FDA Acceptance for Review of Reproxalap New Drug Application for the Treatment of Dry Eye Disease

LEXINGTON, Mass.--(BUSINESS WIRE)--Aldeyra Therapeutics, Inc. (Nasdaq: ALDX) (Aldeyra) today announced that the U.S. Food and Drug Administration (FDA) has accepted for review the resubmitted New Drug...

8 months ago - Business Wire

Aldeyra Therapeutics: Pivotal FDA Decision After Reproxalap's Chamber Data

Aldeyra Therapeutics' Reproxalap is now on its third NDA, which was filed in June 2025. It supposedly fixes prior trial flaws. ALDX believes a potential FDA acceptance could set a PDUFA date for Decem...

9 months ago - Seeking Alpha

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

LEXINGTON, Mass.--(BUSINESS WIRE)--Aldeyra Therapeutics, Inc. (Nasdaq: ALDX) (Aldeyra) today announced receipt of a Special Protocol Assessment Agreement Letter from the U.S. Food and Drug Administrat...

9 months ago - Business Wire

Aldeyra Therapeutics Resubmits Reproxalap New Drug Application for the Treatment of Dry Eye Disease

LEXINGTON, Mass.--(BUSINESS WIRE)--Aldeyra Therapeutics, Inc. (Nasdaq: ALDX) (Aldeyra), a biotechnology company devoted to discovering and developing innovative therapies designed to treat immune‑medi...

9 months ago - Business Wire

Aldeyra Therapeutics to Participate in the 2025 Jefferies Global Healthcare Conference

LEXINGTON, Mass.--(BUSINESS WIRE)--Aldeyra Therapeutics, Inc. (Nasdaq: ALDX) (Aldeyra), a biotechnology company devoted to discovering and developing innovative therapies designed to treat immune-medi...

10 months ago - Business Wire

ALDX INVESTIGATION NOTICE: Aldeyra Therapeutics, Inc. Investors are Notified of the Pending Securities Investigation; Contact BFA Law

NEW YORK, NY / ACCESS Newswire / May 7, 2025 / Leading securities law firm Bleichmar Fonti & Auld LLP announces an investigation into Aldeyra Therapeutics, Inc. (NASDAQ:ALDX) for potential violations ...

11 months ago - Accesswire