1.55
price up icon0.65%   0.01
after-market After Hours: 1.53 -0.02 -1.29%
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Aldeyra Therapeutics Inc stock is traded at $1.55, with a volume of 830.01K. It is up +0.65% in the last 24 hours and down -12.92% 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:
$1.54
Open:
$1.54
24h Volume:
830.01K
Relative Volume:
0.28
Market Cap:
$93.50M
Revenue:
-
Net Income/Loss:
$-33.85M
P/E Ratio:
-2.7492
EPS:
-0.5638
Net Cash Flow:
$-33.35M
1W Performance:
-8.82%
1M Performance:
-12.92%
6M Performance:
-67.23%
1Y Performance:
-34.32%
1-Day Range:
Value
$1.505
$1.57
1-Week Range:
Value
$1.505
$1.71
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
2026-05-13
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
ALDX icon
ALDX
Aldeyra Therapeutics Inc
1.55 96.51M 0 -33.85M -33.35M -0.5638
VRTX icon
VRTX
Vertex Pharmaceuticals Inc
430.44 110.81B 12.34B 4.34B 3.71B 16.87
REGN icon
REGN
Regeneron Pharmaceuticals Inc
649.76 66.02B 14.92B 4.42B 3.79B 41.04
ARGX icon
ARGX
Argen X Se Adr
804.25 48.27B 4.16B 1.29B 734.26M 19.58
ALNY icon
ALNY
Alnylam Pharmaceuticals Inc
298.48 38.22B 4.29B 577.22M 641.34M 4.2086
ONC icon
ONC
Beone Medicines Ltd Adr
308.74 30.41B 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

pulisher
May 20, 2026

Is Aldeyra Therapeutics on the Brink of a Breakthrough with Reproxalap - Kavout

May 20, 2026
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May 20, 2026

Robbins LLP Reminds ALDX Investors of the Pending Class - GlobeNewswire

May 20, 2026
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May 20, 2026

Bronstein, Gewirtz & Grossman LLC Urges Aldeyra - GlobeNewswire

May 20, 2026
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May 20, 2026

ALDX Investor Alert: Aldeyra Therapeutics Securities Fraud LawsuitInvestors With Losses May Seek to Lead the Class Action After Company Allegedly Omitted Inconsistent Trial Data: Levi & Korsinsky - PR Newswire

May 20, 2026
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May 20, 2026

Lead Plaintiff Deadlines in Shareholder Class Action - GlobeNewswire

May 20, 2026
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May 19, 2026

Portnoy Law Firm Announces Class Action on Behalf of Aldeyra Therapeutics, Inc. Investors - GlobeNewswire

May 19, 2026
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May 19, 2026

ALDX DEADLINE: The Gross Law Firm Reminds Aldeyra Therapeutics, Inc. Investors of Upcoming Securities Class Action Deadline - PR Newswire

May 19, 2026
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May 19, 2026

ALDX SHAREHOLDER ALERT: Bronstein, Gewirtz and Grossman, LLC Announces that Aldeyra Therapeutics, Inc. Shareholders Have Opportunity to Lead Class Action Lawsuit! - ACCESS Newswire

May 19, 2026
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May 19, 2026

Aldeyra’s Experimental Drug Shows Promising Results In Mid-Stage Alcohol Hepatitis Trial - MSN

May 19, 2026
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May 18, 2026

ROSEN, A LEADING LAW FIRM, Encourages Aldeyra Therapeutics, Inc. - GuruFocus

May 18, 2026
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May 18, 2026

ROSEN, A LEADING LAW FIRM, Encourages Aldeyra Therapeutics, Inc. Investors to Secure Counsel Before Important Deadline in Securities Class Action First Filed by the FirmALDX - Charleston Gazette-Mail

May 18, 2026
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May 18, 2026

ROSEN, TOP RANKED GLOBAL COUNSEL, Encourages Aldeyra Therapeutics, Inc. Investors to Secure Counsel Before Important Deadline in Securities Class Action First Filed by the Firm - GlobeNewswire Inc.

May 18, 2026
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May 18, 2026

ROSEN, NATIONAL TRIAL LAWYERS, Encourages Babcock & Wilcox Enterprises, Inc. Investors to Secure Counsel Before Important Deadline in Securities Class Action - GlobeNewswire Inc.

May 18, 2026
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May 18, 2026

Aldeyra Therapeutics, Inc.Common Stock (NQ: ALDX - The Chronicle-Journal

May 18, 2026
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May 18, 2026

ALDX Investor Alert: Aldeyra Therapeutics Securities Fraud - GlobeNewswire

May 18, 2026
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May 18, 2026

ALDX Investors Have Opportunity to Lead Aldeyra Therapeutics, Inc. Securities Fraud Lawsuit with the Schall Law Firm - GlobeNewswire

May 18, 2026
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May 18, 2026

ALDX INVESTOR ALERT: Bronstein, Gewirtz and Grossman, LLC Announces that Aldeyra Therapeutics, Inc. Shareholders Have Opportunity to Lead Class Action Lawsuit! - ACCESS Newswire

May 18, 2026
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May 16, 2026

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

May 16, 2026
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May 16, 2026

ALDX STOCKHOLDER ALERT: Bronstein, Gewirtz and Grossman, LLC Announces that Aldeyra Therapeutics, Inc. Investors with Losses Have Opportunity to Lead Class Action Lawsuit! - ACCESS Newswire

May 16, 2026
pulisher
May 15, 2026

Perceptive (ALDX) amendment shows 0% ownership; Joseph Edelman signs - Stock Titan

May 15, 2026
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May 15, 2026

ALDX Deadline Alert: The Gross Law Firm Reminds Aldeyra Therapeutics, Inc. (ALDX) Investors of Securities Class Action Deadline on May 29, 2026 - The Daily Tribune News

May 15, 2026
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May 14, 2026

INVESTOR ALERT: Pomerantz Law Firm Reminds Investors with Losses on their Investment in Aldeyra Therapeutics, Inc. Of Class Action Lawsuit and Upcoming DeadlinesALDX - ChartMill

May 14, 2026
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May 14, 2026

ALDX SEC FilingsAldeyra Therapeutics Inc 10-K, 10-Q, 8-K Forms - Stock Titan

May 14, 2026
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May 14, 2026

ALDX INVESTOR NOTICE: Faruqi & Faruqi, LLP Reminds Aldeyra Therapeutics (ALDX) Investors of Securities Class Action Deadline on May 29, 2026 - ChartMill

May 14, 2026
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May 13, 2026

Bronstein, Gewirtz & Grossman LLC Urges Aldeyra Therapeutics, Inc. Investors to Act: Class Action Filed Alleging Investor Harm - GlobeNewswire Inc.

May 13, 2026
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May 13, 2026

ALDX Stockholders Have Opportunity to Lead Aldeyra Therapeutics - The National Law Review

May 13, 2026
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May 12, 2026

ALDX DEADLINE NOTICE: Aldeyra Therapeutics, Inc. Investors Encouraged to Contact Kirby McInerney LLP By May 29, 2026 - ACCESS Newswire

May 12, 2026
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May 12, 2026

INVESTOR ALERT: Pomerantz Law Firm Reminds Investors with Losses on their Investment in Aldeyra Therapeutics, Inc. Of Class Action Lawsuit and Upcoming Deadlines – ALDX - ChartMill

May 12, 2026
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May 12, 2026

About Us - FinancialContent

May 12, 2026
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May 12, 2026

ALDX DEADLINE: The Gross Law Firm Reminds Aldeyra Therapeutics, - GuruFocus

May 12, 2026
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May 12, 2026

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

May 12, 2026
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May 12, 2026

ROSEN, THE FIRST FILING FIRM, Encourages Aldeyra - GlobeNewswire

May 12, 2026
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May 12, 2026

ALDX Stockholders Have Opportunity to Lead Aldeyra Therapeutics, Inc. Class Action Lawsuit – Contact Bronstein, Gewirtz and Grossman, LLC Today! - ACCESS Newswire

May 12, 2026
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May 11, 2026

Bragar Eagel & Squire, P.C. Encourages Aldeyra - GlobeNewswire

May 11, 2026
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May 11, 2026

symbol__ Stock Quote Price and Forecast - CNN

May 11, 2026
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May 11, 2026

MSN Money - MSN

May 11, 2026
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May 11, 2026

ROSEN, RECOGNIZED INVESTOR COUNSEL, Encourages Aldeyra Therapeutics, Inc. Investors to Secure Counsel Before Important Deadline in Securities Class Action First Filed by the FirmALDX - TMX Newsfile

May 11, 2026
pulisher
May 11, 2026

H.C. Wainwright Maintains Aldeyra Therapeutics(ALDX.US) With Hold Rating, Maintains Target Price $2 - Moomoo

May 11, 2026
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May 10, 2026

ALDX Investors Have Opportunity to Lead Aldeyra Therapeutics, Inc. Securities Fraud Lawsuit Filed by The Rosen Law Firm - ChartMill

May 10, 2026
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May 10, 2026

Bronstein, Gewirtz & Grossman LLC Urges Aldeyra Therapeutics, Inc. Investors to Act: Class Action Filed Alleging Investor Harm - Carroll County Mirror-Democrat

May 10, 2026
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May 10, 2026

ALDX SHAREHOLDER ALERT: Bronstein, Gewirtz and Grossman, LLC Announces that Aldeyra Therapeutics, Inc. Shareholders with Losses Have Opportunity to Lead Class Action Lawsuit! - ACCESS Newswire

May 10, 2026
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May 10, 2026

ROSEN, A TRUSTED AND LEADING LAW FIRM, Encourages Aldeyra Therapeutics, Inc. Investors to ... - Black Hills Pioneer

May 10, 2026
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May 10, 2026

Press releases provided by CNW - Techaeris

May 10, 2026
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May 09, 2026

ROSEN, A TRUSTED AND LEADING LAW FIRM, Encourages Aldeyra Therapeutics, Inc. Investors to Secure Counsel Before Important Deadline in Securities Class Action First Filed by the Firm - GlobeNewswire Inc.

May 09, 2026
pulisher
May 09, 2026

ROSEN, LEADING INVESTOR COUNSEL, Encourages Aldeyra Therapeutics, Inc. Investors to Secure Counsel Before Important Deadline in Securities Class Action First Filed by The FirmALDX - ACCESS Newswire

May 09, 2026
pulisher
May 08, 2026

Aldeyra Therapeutics Inc expected to post a loss of 13 cents a shareEarnings Preview - TradingView

May 08, 2026
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May 08, 2026

ROSEN, SKILLED INVESTOR COUNSEL, Encourages Aldeyra Therapeutics, Inc. Investors to Secure Counsel Before Important Deadline in Securities Class Action First Filed by the FirmALDX - TMX Newsfile

May 08, 2026
pulisher
May 08, 2026

ALDX INVESTOR ALERT: Bronstein, Gewirtz and Grossman, LLC Announces that Aldeyra Therapeutics, Inc. Stockholders with Losses Have Opportunity to Lead Class Action Lawsuit! - ACCESS Newswire

May 08, 2026
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May 08, 2026

ALDX Investors Have Opportunity to Lead Aldeyra Therapeutics, Inc. Securities Fraud Lawsuit ... - Herald and News

May 08, 2026
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May 08, 2026

ALDX DEADLINE: The Gross Law Firm Reminds Aldeyra - GlobeNewswire

May 08, 2026
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May 08, 2026

Number of shareholders of Aldeyra Therapeutics, Inc. – NASDAQ:ALDX - TradingView

May 08, 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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$90.36
price up icon 2.93%
$32.41
price up icon 14.89%
$107.91
price up icon 0.47%
$53.06
price up icon 1.24%
$150.33
price up icon 2.06%
ONC ONC
$308.74
price up icon 3.95%
Cap:     |  Volume (24h):