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Aldeyra Therapeutics Inc stock is traded at $5.62, with a volume of 879.11K. It is up +2.93% in the last 24 hours and up +3.50% 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:
$5.46
Open:
$5.4
24h Volume:
879.11K
Relative Volume:
0.84
Market Cap:
$338.11M
Revenue:
-
Net Income/Loss:
$-44.80M
P/E Ratio:
-7.4933
EPS:
-0.75
Net Cash Flow:
$-30.67M
1W Performance:
+12.63%
1M Performance:
+3.50%
6M Performance:
-2.26%
1Y Performance:
+9.98%
1-Day Range:
Value
$5.315
$5.74
1-Week Range:
Value
$4.955
$5.74
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 vs VRTX, REGN, ARGX, ALNY, ONC

Stocks Price Market Cap Revenue Net Income Cash Flow EPS
Biotechnology icon
ALDX
Aldeyra Therapeutics Inc
5.62 328.49M 0 -44.80M -30.67M -0.75
Biotechnology icon
VRTX
Vertex Pharmaceuticals Inc
486.03 126.21B 12.07B 3.95B 3.19B 15.33
Biotechnology icon
REGN
Regeneron Pharmaceuticals Inc
790.81 82.64B 14.34B 4.50B 3.77B 41.56
Biotechnology icon
ARGX
Argen X Se Adr
756.76 47.46B 3.06B 1.28B 447.35M 19.67
Biotechnology icon
ALNY
Alnylam Pharmaceuticals Inc
325.07 44.15B 3.71B 313.75M 465.38M 2.2571
Biotechnology icon
ONC
Beone Medicines Ltd Adr
314.36 35.08B 4.98B 69.60M 525.67M 0.5198

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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Feb 26, 2026

Coya Therapeutics, Inc. (COYA) upgraded to buy: What does it mean for the stock? - MSN

Feb 26, 2026
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Feb 26, 2026

Is Aldeyra Therapeutics (ALDX) Outperforming Other Medical Stocks This Year? - Yahoo Finance

Feb 26, 2026
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Feb 25, 2026

Aldeyra Therapeutics CEO Highlights Reproxalap Ahead of March 16 FDA Decision at Oppenheimer Conference - Yahoo Finance

Feb 25, 2026
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Feb 24, 2026

Aldeyra Therapeutics Inc expected to post a loss of 17 cents a shareEarnings Preview - TradingView

Feb 24, 2026
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Feb 20, 2026

Understanding Momentum Shifts in (ALDX) - Stock Traders Daily

Feb 20, 2026
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Feb 20, 2026

Aldeyra Therapeutics (ALDX) Expected to Announce Quarterly Earnings on Friday - MarketBeat

Feb 20, 2026
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Feb 19, 2026

Does Aldeyra Therapeutics (ALDX) Have the Potential to Rally 79.28% as Wall Street Analysts Expect? - Zacks Investment Research

Feb 19, 2026
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Feb 19, 2026

Aldeyra Therapeutics (NASDAQ:ALDX) Stock Passes Below 200-Day Moving AverageHere's What Happened - MarketBeat

Feb 19, 2026
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Feb 18, 2026

Aldeyra Therapeutics to Participate in the Oppenheimer 36th Annual Healthcare Life Sciences Conference - marketscreener.com

Feb 18, 2026
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Feb 18, 2026

Biotech CEO in fireside chat at Oppenheimer health conference - Stock Titan

Feb 18, 2026
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Feb 16, 2026

Biotech Stocks Facing FDA Decision In March 2026 - RTTNews

Feb 16, 2026
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Feb 15, 2026

Does Aldeyra Therapeutics Inc. have a sustainable dividendJuly 2025 Reactions & Daily Profit Maximizing Tips - mfd.ru

Feb 15, 2026
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Feb 13, 2026

Aldeyra's Dry Eye Therapy Faces FDA In MarchWill The Third Time Be A Charm? - RTTNews

Feb 13, 2026
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Feb 12, 2026

Published on: 2026-02-12 20:14:42 - baoquankhu1.vn

Feb 12, 2026
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Feb 11, 2026

Aldeyra Therapeutics (NASDAQ:ALDX) Stock Price Passes Above 50 Day Moving AverageShould You Sell? - MarketBeat

Feb 11, 2026
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Feb 09, 2026

Avoiding Lag: Real-Time Signals in (ALDX) Movement - Stock Traders Daily

Feb 09, 2026
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Feb 04, 2026

Wall Street analysts predict a 65.75% upside in Aldeyra Therapeutics (ALDX): Here's what you should know - MSN

Feb 04, 2026
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Feb 03, 2026

Wall Street Analysts Predict a 65.75% Upside in Aldeyra Therapeutics (ALDX): Here's What You Should Know - Finviz

Feb 03, 2026
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Feb 03, 2026

Aldeyra Shares Climb on FDA Backing for PVRL Drug Trial Design - MSN

Feb 03, 2026
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Feb 03, 2026

Are Medical Stocks Lagging Aldeyra Therapeutics (ALDX) This Year? - Yahoo Finance

Feb 03, 2026
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Jan 29, 2026

Aldeyra’s Dry Eye Drug Faces A Make-Or-Break FDA Call - Finimize

Jan 29, 2026
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Jan 29, 2026

PFG Investments LLC Reduces Stock Position in Aldeyra Therapeutics, Inc. $ALDX - MarketBeat

Jan 29, 2026
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Jan 29, 2026

Discipline and Rules-Based Execution in ALDX Response - Stock Traders Daily

Jan 29, 2026
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Jan 28, 2026

Aldeyra Therapeutics (NASDAQ:ALDX) Share Price Crosses Above Fifty Day Moving AverageHere's Why - MarketBeat

Jan 28, 2026
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Jan 27, 2026

Earnings Recap: Is Aldeyra Therapeutics Inc exposed to political riskQuarterly Risk Review & Low Risk Profit Maximizing Plans - baoquankhu1.vn

Jan 27, 2026
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Jan 27, 2026

Market Review: Does Aldeyra Therapeutics Inc have consistent dividend growthJuly 2025 Action & Low Volatility Stock Recommendations - baoquankhu1.vn

Jan 27, 2026
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Jan 27, 2026

Will BOOT benefit from green energy policies2025 Fundamental Recap & Low Volatility Stock Recommendations - baoquankhu1.vn

Jan 27, 2026
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Jan 27, 2026

How volatile is Aldeyra Therapeutics Inc. stockJuly 2025 Selloffs & Risk Adjusted Buy and Sell Alerts - mfd.ru

Jan 27, 2026
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Jan 21, 2026

Aldeyra Therapeutics, Inc. (ALDX) Investigation: Bronstein, Gewir - The National Law Review

Jan 21, 2026
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Jan 21, 2026

Bronstein, Gewirtz & Grossman, LLC Is Investigating Aldeyra Thera - The National Law Review

Jan 21, 2026
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Jan 20, 2026

ATA Creativity Global Among 3 Promising Penny Stocks - Yahoo Finance

Jan 20, 2026
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Jan 18, 2026

Following a 4.3% decline over last year, recent gains may please Aldeyra Therapeutics, Inc. (NASDAQ:ALDX) institutional owners - simplywall.st

Jan 18, 2026
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Jan 18, 2026

Aldeyra Therapeutics, Inc. (NASDAQ:ALDX) Short Interest Update - MarketBeat

Jan 18, 2026
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Jan 18, 2026

Behavioral Patterns of ALDX and Institutional Flows - Stock Traders Daily

Jan 18, 2026
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Jan 17, 2026

FDA Extends Review Timeline for Aldeyra's Dry Eye Drug Candidate () - aktiencheck.de

Jan 17, 2026
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Jan 16, 2026

Support Test: Does Aldeyra Therapeutics Inc have a sustainable dividend2025 EndofYear Setup & Weekly High Potential Stock Alerts - baoquankhu1.vn

Jan 16, 2026
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Jan 16, 2026

Aldeyra Therapeutics (ALDX) Leads in Earnings Momentum - GuruFocus

Jan 16, 2026
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Jan 15, 2026

Head to Head Review: Scienture (NASDAQ:SCNX) & Aldeyra Therapeutics (NASDAQ:ALDX) - Defense World

Jan 15, 2026
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Jan 14, 2026

Analysis Recap: Is Aldeyra Therapeutics Inc stock trending bullish2025 Momentum Check & Community Trade Idea Sharing Platform - baoquankhu1.vn

Jan 14, 2026
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Jan 14, 2026

Insider Buy: Does National Energy Services Reunited Corp Equity Warrant stock reflect fundamentals2025 Market Overview & Risk Controlled Swing Alerts - baoquankhu1.vn

Jan 14, 2026
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Jan 14, 2026

Trend Review: Is Envirotech Vehicles Inc in accumulation or distribution phaseJobs Report & Consistent Profit Trade Alerts - baoquankhu1.vn

Jan 14, 2026
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Jan 14, 2026

Will Betterware de Mxico SAPI de CV benefit from green energy policiesMarket Movers & Real-Time Stock Entry Alerts - baoquankhu1.vn

Jan 14, 2026
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Jan 14, 2026

Sell Signal: What is the dividend yield of Trailblazer Merger Corporation I Equity RightJuly 2025 Update & Advanced Swing Trade Entry Alerts - baoquankhu1.vn

Jan 14, 2026
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Jan 11, 2026

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

Jan 11, 2026
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Jan 10, 2026

Will Aldeyra Therapeutics Inc. stock maintain momentum in 2025Weekly Profit Report & Risk Controlled Daily Trade Plans - Улправда

Jan 10, 2026
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Jan 09, 2026

Market Trends: Will Aldeyra Therapeutics Inc. stock maintain momentum in 2025Portfolio Risk Report & Fast Gain Stock Tips - Bộ Nội Vụ

Jan 09, 2026
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Jan 09, 2026

Aldeyra Therapeutics (NASDAQ:ALDX) Stock Passes Below 50 Day Moving AverageTime to Sell? - MarketBeat

Jan 09, 2026
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Jan 09, 2026

Can Aldeyra Therapeutics Inc. stock rebound after recent weaknessDay Trade & Daily Entry Point Trade Alerts - Улправда

Jan 09, 2026
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Jan 08, 2026

Why Aldeyra Therapeutics Inc. stock attracts high net worth investors2025 Big Picture & Weekly Momentum Stock Picks - Улправда

Jan 08, 2026
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Jan 08, 2026

Growth Value: Why Aldeyra Therapeutics Inc. stock attracts high net worth investorsEarnings Risk Summary & Detailed Earnings Play Strategies - Улправда

Jan 08, 2026
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Jan 07, 2026

News | postregister.comAldeyra Therapeutics, Inc.Common Stock (Nasdaq:ALDX) Detailed Stock Data - FinancialContent

Jan 07, 2026

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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$28.10
price down icon 2.90%
$47.47
price up icon 2.73%
$52.84
price down icon 1.35%
$107.48
price down icon 2.49%
$146.32
price down icon 2.02%
biotechnology ONC
$314.36
price down icon 0.83%
Cap:     |  Volume (24h):