1.5314
price down icon1.60%   -0.0286
 
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Aldeyra Therapeutics Inc stock is traded at $1.5314, with a volume of 559.09K. It is down -1.60% in the last 24 hours and down -9.17% 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:
$1.56
Open:
$1.55
24h Volume:
559.09K
Relative Volume:
0.42
Market Cap:
$92.30M
Revenue:
-
Net Income/Loss:
$-27.37M
P/E Ratio:
-3.3642
EPS:
-0.4552
Net Cash Flow:
$-25.99M
1W Performance:
+1.66%
1M Performance:
-9.17%
6M Performance:
-70.19%
1Y Performance:
-71.52%
1-Day Range:
Value
$1.525
$1.58
1-Week Range:
Value
$1.44
$1.58
52-Week Range:
Value
$1.07
$6.175

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
7
Name
Twitter
@aldeyraaldx
Name
Next Earnings Date
2026-08-06
Name
Latest SEC Filings
Name
ALDX's Discussions on Twitter

Compare ALDX vs VRTX, REGN, ARGX, RVMD, ONC

Stocks Price Market Cap Revenue Net Income Cash Flow EPS
ALDX icon
ALDX
Aldeyra Therapeutics Inc
1.53 94.11M 0 -27.37M -25.99M -0.4552
VRTX icon
VRTX
Vertex Pharmaceuticals Inc
515.89 128.19B 12.34B 4.34B 3.71B 16.87
REGN icon
REGN
Regeneron Pharmaceuticals Inc
806.79 82.72B 14.92B 4.42B 3.79B 41.04
ARGX icon
ARGX
Argen X Se Adr
992.63 53.26B 4.16B 1.29B 734.26M 19.58
RVMD icon
RVMD
Revolution Medicines Inc
215.22 43.66B 742.00K -1.37B -1.07B -7.0731
ONC icon
ONC
Beone Medicines Ltd Adr
362.16 39.31B 5.76B 514.49M 1.10B 4.4813

Aldeyra Therapeutics Inc Stock (ALDX) Upgrades & Downgrades

Date Action Analyst Rating Change
Mar-18-26 Downgrade H.C. Wainwright Buy → Neutral
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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Aug 15, 2026

Aldeyra Therapeutics (NASDAQ:ALDX) Lowered to "Sell" Rating by Wall Street Zen - MarketBeat

Aug 15, 2026
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Aug 12, 2026

Aldeyra Therapeutics (ALDX): AQR Capital discloses 6.22% beneficial ownership stake - Stock Titan

Aug 12, 2026
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Aug 12, 2026

ALDX SHAREHOLDER ALERT: Bronstein, Gewirtz and Grossman, LLC Anno - The National Law Review

Aug 12, 2026
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Aug 11, 2026

ALDX INVESTOR ALERT: Bronstein, Gewirtz and Grossman, LLC Announc - The National Law Review

Aug 11, 2026
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Aug 09, 2026

Bronstein, Gewirtz & Grossman, LLC Is Investigating Aldeyra Therapeutics, Inc. (ALDX) And Encourages Shareholders to Connect - ACCESS Newswire

Aug 09, 2026
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Aug 07, 2026

Aldeyra Therapeutics Inc. (ALDX) Stock Price | Live Quotes & Charts | NASDAQ - StocksToTrade

Aug 07, 2026
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Aug 07, 2026

Aldeyra Therapeutics Inc (ALDX) Stock News Today - TradingKey

Aug 07, 2026
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Aug 07, 2026

Bronstein, Gewirtz & Grossman, LLC Initiates an Investigation into Allegations Against Aldeyra Therapeutics, Inc. (ALDX) And Encourages Shareholders to Reach Out - ACCESS Newswire

Aug 07, 2026
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Aug 06, 2026

Aldeyra Therapeutics (NASDAQ:ALDX) Announces Quarterly Earnings Results - MarketBeat

Aug 06, 2026
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Aug 06, 2026

Aldeyra Therapeutics Inc reports results for the quarter ended June 30Earnings Summary - TradingView

Aug 06, 2026
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Aug 06, 2026

Aldeyra Therapeutics, Inc. Q2 2026: Net loss $5.45M, EPS $(0.09) — 10-Q Summary - TradingView

Aug 06, 2026
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Aug 06, 2026

Aldeyra Therapeutics, Inc. Quarterly Earnings Report - Stock Titan

Aug 06, 2026
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Aug 06, 2026

Bronstein, Gewirtz & Grossman, LLC Initiates an Investigation int - The National Law Review

Aug 06, 2026
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Aug 05, 2026

Bronstein, Gewirtz & Grossman, LLC Announces an Investigation Against Aldeyra Therapeutics, Inc. (ALDX) and Encourages Shareholders to Learn More About the Investigation - ACCESS Newswire

Aug 05, 2026
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Aug 04, 2026

ALDX STOCKHOLDER ALERT: Bronstein, Gewirtz and Grossman, LLC Anno - The National Law Review

Aug 04, 2026
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Aug 04, 2026

ALDX INVESTOR ALERT: Bronstein, Gewirtz and Grossman, LLC Reminds - The National Law Review

Aug 04, 2026
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Aug 04, 2026

INVESTOR DEADLINE APPROACHING: Aldeyra Therapeutics (ALDX) Invest - The National Law Review

Aug 04, 2026
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Aug 03, 2026

Aldeyra Therapeutics Inc expected to post a loss of 9 cents a shareEarnings Preview - TradingView

Aug 03, 2026
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Jul 31, 2026

Aldeyra Therapeutics Leases New Concord Headquarters Space - The Globe and Mail

Jul 31, 2026
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Jul 30, 2026

Aldeyra Therapeutics, Inc. Signs Lease for New Corporate Headquarters in Concord, Massachusetts - marketscreener.com

Jul 30, 2026
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Jul 30, 2026

Aldeyra Therapeutics (NASDAQ: ALDX) leases new Concord headquarters space - Stock Titan

Jul 30, 2026
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Jul 28, 2026

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

Jul 28, 2026
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Jul 27, 2026

Aldeyra Therapeutics Inc (ALDX) Technical Analysis: Support, Resistance, Indicators & Moving Averages - TradingKey

Jul 27, 2026
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Jul 27, 2026

BlackRock (ALDX holder) discloses 1.7% Aldeyra Therapeutics stake in amended 13G - Stock Titan

Jul 27, 2026
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Jul 27, 2026

Aldeyra Therapeutics Inc (ALDX) Institutional Confidence - TradingKey

Jul 27, 2026
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Jul 27, 2026

Aldeyra Therapeutics Inc (ALDX) Financial Health: Profitability & Balance Sheet Analysis - TradingKey

Jul 27, 2026
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Jul 27, 2026

Bronstein, Gewirtz & Grossman, LLC Encourages Aldeyra Therapeutics, Inc. (ALDX) Stockholders to Inquire about Securities Investigation - ACCESS Newswire

Jul 27, 2026
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Jul 27, 2026

Aldeyra Therapeutics Inc (ALDX) Revenue Breakdown: Business Segments, Regional Revenue & Profit Contribution - TradingKey

Jul 27, 2026
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Jul 27, 2026

Aldeyra Therapeutics Inc (ALDX) Valuation: PE, PB & Fair Value Analysis - TradingKey

Jul 27, 2026
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Jul 26, 2026

Aldeyra Therapeutics Inc (ALDX) Risk Assessment: Volatility, Financial Risk & Investment Risk - TradingKey

Jul 26, 2026
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Jul 26, 2026

Aldeyra Therapeutics Inc (ALDX) Cash Flow - TradingKey

Jul 26, 2026
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Jul 25, 2026

Aldeyra Therapeutics, Inc. Revenue Breakdown – NASDAQ:ALDX - TradingView

Jul 25, 2026
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Jul 25, 2026

ALDX|Aldeyra Therapeutics Inc|Price:1.580|Chg%:+0.060 - TradingKey

Jul 25, 2026
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Jul 25, 2026

Aldeyra Therapeutics Inc (ALDX) Earnings Forecast: Future EPS & Revenue Growth Estimates - TradingKey

Jul 25, 2026
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Jul 25, 2026

Aldeyra Therapeutics Inc (ALDX) Dividends & Stock Splits: Historical Payouts and Event Timeline - TradingKey

Jul 25, 2026
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Jul 24, 2026

ALDX|Aldeyra Therapeutics Inc|Price:1.520|Chg%:-0.030 - TradingKey

Jul 24, 2026
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Jul 24, 2026

Aldeyra Therapeutics Inc (ALDX) Shareholder Structure: Major Shareholders & Institutional Holdings - TradingKey

Jul 24, 2026
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Jul 24, 2026

ALDX Q2'26 Earnings: revenue estimate is 0 USD - TradingView

Jul 24, 2026
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Jul 24, 2026

Bronstein, Gewirtz & Grossman, LLC Announces an Investigation Against Aldeyra Therapeutics, Inc. (ALDX) and Encourages Investors to Learn More About the Investigation - ACCESS Newswire

Jul 24, 2026
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Jul 22, 2026

Bronstein, Gewirtz & Grossman, LLC Initiates an Investigation into Allegations Against Aldeyra Therapeutics, Inc. (ALDX) And Encourages Investors to Reach Out - ACCESS Newswire

Jul 22, 2026
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Jul 20, 2026

Price to sales forward of Aldeyra Therapeutics, Inc. – FWB:137 - TradingView

Jul 20, 2026
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Jul 20, 2026

Revenue per share of Aldeyra Therapeutics, Inc. – FWB:137 - TradingView

Jul 20, 2026
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Jul 19, 2026

Bronstein, Gewirtz & Grossman, LLC Initiates an Investigation into Allegations Against Aldeyra Therapeutics, Inc. (ALDX) And Encourages Stockholders to Reach Out - ACCESS Newswire

Jul 19, 2026
pulisher
Jul 19, 2026

2026-07-19 | Bronstein, Gewirtz & Grossman, LLC Initiates an Investigation into Allegations Against Aldeyra Therapeutics, Inc. (ALDX) And Encourages Stockholders to Reach Out | NDAQ:ALDX | Press Release - Stockhouse

Jul 19, 2026
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Jul 16, 2026

Bronstein, Gewirtz & Grossman, LLC Announces an Investigation Aga - The National Law Review

Jul 16, 2026
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Jul 15, 2026

Aldeyra Therapeutics to seek Type D meeting with FDA on reproxalap NDA resubmission - TradingView

Jul 15, 2026
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Jul 15, 2026

Aldeyra Therapeutics (NASDAQ: ALDX) advances FDA dialogue on reproxalap NDA - Stock Titan

Jul 15, 2026
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Jul 13, 2026

Understanding the Setup: (ALDX) and Scalable Risk - Stock Traders Daily

Jul 13, 2026
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Jul 11, 2026

ALDX FINAL DEADLINE ALERT: Faruqi & Faruqi, LLP Reminds Aldeyra Therapeutics (ALDX) Investors of Securities Class Action Deadline on May 29, 2026 - AOL.com

Jul 11, 2026
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Jul 10, 2026

Aldeyra Therapeutics: What Comes Next After Reproxalap's Third CRL (NASDAQ:ALDX) - Seeking Alpha

Jul 10, 2026
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Jul 10, 2026

Bronstein, Gewirtz & Grossman, LLC Encourages Aldeyra Therapeutics, Inc. (ALDX) Shareholders to Inquire about Securities Investigation - ACCESS Newswire

Jul 10, 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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Aldeyra Therapeutics Inc Stock (ALDX) Insider Trading

Insider Trading Relationship Date Transaction Cost #Shares Value ($) #Shares Total
DOUGLAS RICHARD
Director
Mar 19 '26
Buy
1.40
70,000
98,000
195,000
Alfieri Michael
Principal Financial Officer
Mar 18 '26
Buy
1.42
5,000
7,100
7,500
$64.75
price up icon 2.24%
$36.34
price up icon 0.33%
$59.18
price up icon 1.08%
$127.56
price up icon 3.07%
$224.88
price down icon 1.78%
ONC ONC
$361.87
price up icon 3.91%
Cap:     |  Volume (24h):