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Aldeyra Therapeutics Inc stock is traded at $5.36, with a volume of 742.85K. It is up +0.75% in the last 24 hours and up +4.08% 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:
$5.32
Open:
$5.45
24h Volume:
742.85K
Relative Volume:
0.73
Market Cap:
$322.47M
Revenue:
-
Net Income/Loss:
$-44.80M
P/E Ratio:
-7.1467
EPS:
-0.75
Net Cash Flow:
$-30.67M
1W Performance:
+3.28%
1M Performance:
+4.08%
6M Performance:
+6.14%
1Y Performance:
-0.74%
1-Day Range:
Value
$5.265
$5.93
1-Week Range:
Value
$5.0521
$5.93
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
5.36 320.07M 0 -44.80M -30.67M -0.75
Biotechnology icon
VRTX
Vertex Pharmaceuticals Inc
469.90 120.69B 11.74B 3.68B 3.34B 14.19
Biotechnology icon
REGN
Regeneron Pharmaceuticals Inc
741.45 78.77B 14.34B 4.50B 3.88B 41.57
Biotechnology icon
ARGX
Argen X Se Adr
840.50 52.46B 3.06B 1.28B 447.35M 19.67
Biotechnology icon
ALNY
Alnylam Pharmaceuticals Inc
338.06 45.82B 3.21B 43.57M 221.36M 0.2405
Biotechnology icon
ONC
Beone Medicines Ltd Adr
340.38 38.73B 4.98B 69.59M 525.67M 0.5197

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

pulisher
Jan 29, 2026

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

Jan 29, 2026
pulisher
Jan 29, 2026

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

Jan 29, 2026
pulisher
Jan 28, 2026

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

Jan 28, 2026
pulisher
Jan 28, 2026

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

Jan 28, 2026
pulisher
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
pulisher
Jan 27, 2026

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

Jan 27, 2026
pulisher
Jan 27, 2026

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

Jan 27, 2026
pulisher
Jan 27, 2026

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

Jan 27, 2026
pulisher
Jan 21, 2026

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

Jan 21, 2026
pulisher
Jan 21, 2026

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

Jan 21, 2026
pulisher
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
pulisher
Jan 18, 2026

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

Jan 18, 2026
pulisher
Jan 17, 2026

Behavioral Patterns of ALDX and Institutional Flows - Stock Traders Daily

Jan 17, 2026
pulisher
Jan 17, 2026

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

Jan 17, 2026
pulisher
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
pulisher
Jan 16, 2026

Aldeyra Therapeutics (ALDX) Leads in Earnings Momentum - GuruFocus

Jan 16, 2026
pulisher
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

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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
pulisher
Jan 11, 2026

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

Jan 11, 2026
pulisher
Jan 10, 2026

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

Jan 10, 2026
pulisher
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
pulisher
Jan 09, 2026

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

Jan 09, 2026
pulisher
Jan 09, 2026

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

Jan 09, 2026
pulisher
Jan 08, 2026

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

Jan 08, 2026
pulisher
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
pulisher
Jan 07, 2026

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

Jan 07, 2026
pulisher
Jan 07, 2026

(ALDX) Movement Within Algorithmic Entry Frameworks - Stock Traders Daily

Jan 07, 2026
pulisher
Jan 06, 2026

Aldeyra Therapeutics announces chief development officer resignation - MSN

Jan 06, 2026
pulisher
Jan 05, 2026

Analysts Offer Insights on Healthcare Companies: Aldeyra Therapeutics (ALDX) and Foghorn Therapeutics (FHTX) - The Globe and Mail

Jan 05, 2026
pulisher
Jan 04, 2026

What to keep an eye on in 2026 - Eyes On Eyecare

Jan 04, 2026
pulisher
Jan 02, 2026

Aldeyra Therapeutics Chief Development Officer Stephen Machatha to Resign - marketscreener.com

Jan 02, 2026
pulisher
Jan 01, 2026

Aldeyra Therapeutics (NASDAQ:ALDX) Shares Cross Above Fifty Day Moving AverageTime to Sell? - MarketBeat

Jan 01, 2026
pulisher
Dec 31, 2025

Aldeyra Therapeutics chief development officer to step down by March 2026 - Investing.com Nigeria

Dec 31, 2025
pulisher
Dec 31, 2025

Aldeyra Therapeutics Announces Chief Development Officer Resignation - TipRanks

Dec 31, 2025
pulisher
Dec 31, 2025

Aldeyra Therapeutics chief development officer to step down by March 2026 By Investing.com - Investing.com India

Dec 31, 2025
pulisher
Dec 31, 2025

Aldeyra Therapeutics Announces Resignation of Chief Development Officer - TradingView — Track All Markets

Dec 31, 2025
pulisher
Dec 30, 2025

Aldeyra Therapeutics: Reproxalap’s March 2026 FDA Decision Is The Defining Catalyst - Seeking Alpha

Dec 30, 2025
pulisher
Dec 29, 2025

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

Dec 29, 2025
pulisher
Dec 26, 2025

Why (ALDX) Price Action Is Critical for Tactical Trading - Stock Traders Daily

Dec 26, 2025
pulisher
Dec 24, 2025

Aldeyra Therapeutics (NASDAQ:ALDX) Stock Crosses Above Fifty Day Moving AverageShould You Sell? - MarketBeat

Dec 24, 2025
pulisher
Dec 22, 2025

Aldeyra Therapeutics, Inc.'s (NASDAQ:ALDX) Institutional Shareholders Had a Great Week as One-year Returns Increased After a 24% Gain Last Week - 富途牛牛

Dec 22, 2025
pulisher
Dec 22, 2025

Aldeyra Therapeutics And 2 Other Promising Penny Stocks For Your Watchlist - Yahoo Finance

Dec 22, 2025
pulisher
Dec 20, 2025

Can SAL Steel Limited Maintain Growth Without Diluting ShareholdersLong-Term Investment Plans & Small Investment Capital Gains - earlytimes.in

Dec 20, 2025
pulisher
Dec 19, 2025

What dividend safety score for Aldeyra Therapeutics Inc. stockMarket Trend Summary & Reliable Trade Execution Plans - DonanımHaber

Dec 19, 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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$96.95
price down icon 1.27%
$100.07
price down icon 1.00%
$32.63
price down icon 2.16%
$113.75
price down icon 2.59%
$156.87
price down icon 0.60%
biotechnology ONC
$340.38
price down icon 2.75%
Cap:     |  Volume (24h):