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Aldeyra Therapeutics Inc stock is traded at $5.055, with a volume of 1.46M. It is down -3.52% in the last 24 hours and up +3.16% over the past month. Aldeyra Therapeutics Inc is a biotechnology company engaged in developing and commercializing next-generation medicines to improve the lives of patients with immune-mediated and metabolic diseases. The company's product candidate, Reproxalap, is a treatment in late-stage development for dry eye disease and allergic conjunctivitis. In addition, it also has additional product candidates in development for proliferative vitreoretinopathy, primary vitreoretinal lymphoma and other retinal diseases, autoimmune disease, and cancer. Company products includes ADX248, ADX743, ADX631, ADX246, ADX629, ADX2191.
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Previous Close:
$5.25
Open:
$5.27
24h Volume:
1.46M
Relative Volume:
1.54
Market Cap:
$304.72M
Revenue:
-
Net Income/Loss:
$-44.80M
P/E Ratio:
-6.74
EPS:
-0.75
Net Cash Flow:
$-30.67M
1W Performance:
+10.35%
1M Performance:
+3.16%
6M Performance:
+59.78%
1Y Performance:
+3.79%
1-Day Range:
Value
$5.00
$5.675
1-Week Range:
Value
$3.94
$5.675
52-Week Range:
Value
$1.14
$7.20

Aldeyra Therapeutics Inc Stock (ALDX) Company Profile

Name
Name
Aldeyra Therapeutics Inc
Name
Phone
781-761-4904
Name
Address
131 HARTWELL AVENUE, LEXINGTON, MA
Name
Employee
8
Name
Twitter
@aldeyraaldx
Name
Next Earnings Date
2025-08-08
Name
Latest SEC Filings
Name
ALDX's Discussions on Twitter

Compare ALDX with other stocks

Stocks Price Market Cap Revenue Net Income Cash Flow EPS
Biotechnology icon
ALDX
Aldeyra Therapeutics Inc
5.065 315.85M 0 -44.80M -30.67M -0.75
Biotechnology icon
VRTX
Vertex Pharmaceuticals Inc
446.73 114.05B 11.74B 3.68B 3.34B 14.19
Biotechnology icon
REGN
Regeneron Pharmaceuticals Inc
747.51 78.80B 14.25B 4.58B 3.88B 41.77
Biotechnology icon
ALNY
Alnylam Pharmaceuticals Inc
397.14 51.80B 3.21B 43.57M 221.36M 0.2405
Biotechnology icon
ARGX
Argen X Se Adr
849.82 53.08B 3.06B 1.28B 447.35M 19.67
Biotechnology icon
INSM
Insmed Inc
164.07 42.33B 447.02M -1.18B -906.14M -6.1812

Aldeyra Therapeutics Inc Stock (ALDX) Upgrades & Downgrades

Date Action Analyst Rating Change
Apr-03-24 Upgrade Oppenheimer Perform → Outperform
Apr-02-24 Resumed H.C. Wainwright Buy
Apr-27-22 Resumed H.C. Wainwright Buy
Feb-08-21 Initiated H.C. Wainwright Buy
Dec-16-20 Initiated Berenberg Buy
Oct-30-20 Initiated Jefferies Buy
Oct-16-20 Initiated BTIG Research Buy
Sep-22-20 Initiated Alliance Global Partners Buy
May-12-20 Initiated Oppenheimer Outperform
Dec-04-18 Initiated Citigroup Buy
Sep-26-18 Reiterated Cantor Fitzgerald Overweight
Sep-13-18 Initiated Janney Buy
Jan-26-18 Initiated Seaport Global Securities Buy
Sep-26-16 Initiated H.C. Wainwright Buy
Jul-01-16 Initiated Stifel Buy
Jul-01-15 Initiated Canaccord Genuity Buy
Mar-25-15 Initiated Chardan Capital Markets Buy
Mar-20-15 Reiterated H.C. Wainwright Buy
Nov-18-14 Initiated H.C. Wainwright Buy
Jun-19-14 Initiated Aegis Capital Buy
View All

Aldeyra Therapeutics Inc Stock (ALDX) Latest News

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Dec 16, 2025

Aldeyra drops as FDA delays review of marketing application for lead drug - MSN

Dec 16, 2025
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Dec 16, 2025

Why is Aldeyra Therapeutics stock surging after FDA delayed its dry eye drug decision? - MSN

Dec 16, 2025
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Dec 16, 2025

Aldeyra Therapeutics Target of Unusually Large Options Trading (NASDAQ:ALDX) - MarketBeat

Dec 16, 2025
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Dec 16, 2025

Buy Rating for Aldeyra Therapeutics: Confidence in Reproxalap’s Approval and Financial Upside - TipRanks

Dec 16, 2025
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Dec 16, 2025

Aldeyra Therapeutics (NASDAQ: ALDX) updates on FDA review of reproxalap - Stock Titan

Dec 16, 2025
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Dec 16, 2025

12 Health Care Stocks Moving In Tuesday's Intraday Session - Benzinga

Dec 16, 2025
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Dec 16, 2025

Why Is Aldeyra Therapeutics Stock Surging After FDA Delayed Its Dry Eye Drug Decision? - Stocktwits

Dec 16, 2025
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Dec 16, 2025

ALDX: FDA extends reproxalap NDA review by 90 days after requiring field trial CSR submission - TradingView — Track All Markets

Dec 16, 2025
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Dec 16, 2025

Aldeyra Therapeutics (ALDX) Faces FDA Review Delay for Reproxala - GuruFocus

Dec 16, 2025
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Dec 16, 2025

Why Is Aldeyra Therapeutics Stock Falling Tuesday?Aldeyra Therapeutics (NASDAQ:ALDX) - Benzinga

Dec 16, 2025
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Dec 16, 2025

Aldeyra stock drops on FDA delay for lead drug (ALDX:NASDAQ) - Seeking Alpha

Dec 16, 2025
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Dec 16, 2025

12 Health Care Stocks Moving In Tuesday's Pre-Market Session - Benzinga

Dec 16, 2025
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Dec 16, 2025

Aldeyra Therapeutics Faces FDA PDUFA Date Extension - TipRanks

Dec 16, 2025
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Dec 16, 2025

Aldeyra Says FDA Extends Action Date for Potential Dry Eye Disease Treatment; Shares Down Pre-Bell - marketscreener.com

Dec 16, 2025
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Dec 16, 2025

Aldeyra Therapeutics Announces PDUFA Extension for Reproxalap NDA - TradingView — Track All Markets

Dec 16, 2025
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Dec 16, 2025

Why B. Riley Financial Shares Are Trading Higher By Around 25%; Here Are 20 Stocks Moving Premarket - Benzinga

Dec 16, 2025
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Dec 15, 2025

Aldeyra (ALDX) Receives Extended FDA Action Date for Reproxalap NDA - GuruFocus

Dec 15, 2025
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Dec 15, 2025

Aldeyra (Nasdaq: ALDX) PDUFA review of reproxalap dry eye NDA extended to Mar. 2026 - Stock Titan

Dec 15, 2025
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Dec 15, 2025

Aldeyra Therapeutics announces PDUFA extension of the new drug application of Reproxalap for the treatment of dry eye disease - marketscreener.com

Dec 15, 2025
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Dec 13, 2025

683 Capital Management LLC Has $4.14 Million Stake in Aldeyra Therapeutics, Inc. $ALDX - MarketBeat

Dec 13, 2025
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Dec 10, 2025

Adversity is less terrifying than hope: Aldeyra Therapeutics Inc (ALDX) - setenews.com

Dec 10, 2025
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Dec 08, 2025

INVESTOR ALERT: Pomerantz Law Firm Investigates Claims On Behalf of Investors of Aldeyra Therapeutics, Inc.ALDX - 28/22 News

Dec 08, 2025
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Dec 08, 2025

Aldeyra Therapeutics, Inc.'s (NASDAQ:ALDX) recent 10% pullback adds to one-year year losses, institutional owners may take drastic measures - Yahoo Finance

Dec 08, 2025
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Dec 07, 2025

Aldeyra Therapeutics, Inc. $ALDX Shares Sold by Kennedy Capital Management LLC - MarketBeat

Dec 07, 2025
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Dec 06, 2025

Winners Losers: Will Aldeyra Therapeutics Inc stock maintain momentum in 2025 - BỘ NỘI VỤ

Dec 06, 2025
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Dec 03, 2025

It makes sense and dollars to buy Aldeyra Therapeutics Inc (ALDX) stock - setenews.com

Dec 03, 2025
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Dec 02, 2025

Aldeyra Therapeutics Inc (137.DU) Stock Price, News, Quote & History - Yahoo! Finance Canada

Dec 02, 2025
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Dec 02, 2025

Is Aldeyra Therapeutics Inc. stock oversold or undervaluedCEO Change & Smart Allocation Stock Reports - Newser

Dec 02, 2025
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Nov 28, 2025

Will Aldeyra Therapeutics Inc. stock maintain momentum in 2025Bull Run & Free Technical Confirmation Trade Alerts - moha.gov.vn

Nov 28, 2025
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Nov 27, 2025

Can Aldeyra Therapeutics Inc. stock deliver surprise earnings beatChart Signals & Long-Term Capital Growth Strategies - moha.gov.vn

Nov 27, 2025
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Nov 27, 2025

Will Aldeyra Therapeutics Inc. stock benefit from infrastructure spendingJuly 2025 Analyst Calls & Fast Entry and Exit Trade Plans - moha.gov.vn

Nov 27, 2025
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Nov 27, 2025

Does Aldeyra Therapeutics (NASDAQ:ALDX) Have A Healthy Balance Sheet? - simplywall.st

Nov 27, 2025
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Nov 27, 2025

Kennondale Capital Management LLC Sells 94,551 Shares of Aldeyra Therapeutics, Inc. $ALDX - MarketBeat

Nov 27, 2025
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Nov 21, 2025

Why retail investors favor Aldeyra Therapeutics Inc. stock2025 Short Interest & Free Growth Oriented Trading Recommendations - newser.com

Nov 21, 2025
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Nov 20, 2025

Aldeyra Therapeutics Inc Stock Analysis and ForecastContrarian Investment Ideas & Small Investment Trading Tips - earlytimes.in

Nov 20, 2025
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Nov 20, 2025

The time has not yet come to remove your chips from the table: Aldeyra Therapeutics Inc (ALDX) - Setenews

Nov 20, 2025
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Nov 20, 2025

Dry Eye Disease Market Size was ~USD 3.76 Billion in 2023 and expected to Grow by 2034, Analysed DelveInsight - Barchart.com

Nov 20, 2025
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Nov 20, 2025

HC Wainwright Has Bullish Estimate for ALDX FY2025 Earnings - Defense World

Nov 20, 2025
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Nov 20, 2025

What sentiment indicators say about Aldeyra Therapeutics Inc. stockJuly 2025 News Drivers & AI Based Buy/Sell Signal Reports - newser.com

Nov 20, 2025
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Nov 19, 2025

Intraday pattern recognizer results for Aldeyra Therapeutics Inc.July 2025 Closing Moves & Daily Profit Maximizing Trade Tips - newser.com

Nov 19, 2025
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Nov 19, 2025

Aldeyra Therapeutics Inc. stock daily chart insightsTrend Reversal & AI Forecast Swing Trade Picks - newser.com

Nov 19, 2025
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Nov 19, 2025

Understanding Aldeyra Therapeutics Inc.’s price movement - newser.com

Nov 19, 2025
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Nov 19, 2025

Live market analysis of Aldeyra Therapeutics Inc.CEO Change & Short-Term High Return Ideas - newser.com

Nov 19, 2025
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Nov 19, 2025

How Aldeyra Therapeutics Inc. stock performs in weak economyGap Down & Weekly Market Pulse Alerts - newser.com

Nov 19, 2025
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Nov 19, 2025

Why Aldeyra Therapeutics Inc. stock is in analyst buy zonePortfolio Update Summary & High Conviction Buy Zone Alerts - newser.com

Nov 19, 2025
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Nov 19, 2025

Can a trend reversal in Aldeyra Therapeutics Inc. lead to recoveryPortfolio Risk Report & Fast Exit and Entry Trade Guides - newser.com

Nov 19, 2025
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Nov 19, 2025

Applying Wyckoff theory to Aldeyra Therapeutics Inc. stock2025 Market Trends & Daily Growth Stock Investment Tips - newser.com

Nov 19, 2025
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Nov 19, 2025

Brokers Offer Predictions for ALDX Q1 Earnings - Defense World

Nov 19, 2025
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Nov 19, 2025

What candlestick patterns are forming on Aldeyra Therapeutics Inc.Market Growth Report & Risk Managed Trade Strategies - newser.com

Nov 19, 2025
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Nov 17, 2025

Aldeyra Therapeutics Inc.’s volatility index tracking explainedMarket Performance Recap & Real-Time Volume Surge Alerts - newser.com

Nov 17, 2025
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Nov 16, 2025

Aldeyra Therapeutics, Inc. (ALDX) Discusses Expansion of RASP Platform Into CNS Diseases and Update on Reproxalap for Dry EyeSlideshow (NASDAQ:ALDX) 2025-11-16 - Seeking Alpha

Nov 16, 2025

Aldeyra Therapeutics Inc Stock (ALDX) Financials Data

Revenue

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Net Income

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Cash Flow

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EPS

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$38.41
price up icon 0.50%
$97.55
price down icon 0.15%
$31.48
price down icon 0.69%
$91.78
price down icon 0.00%
biotechnology ONC
$307.73
price up icon 0.53%
$164.26
price down icon 16.99%
Cap:     |  Volume (24h):