Aldeyra Therapeutics (ALDX)

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Aldeyra Therapeutics, Inc. is a biotechnology company developing therapies for immune-mediated, inflammatory, metabolic, and retinal diseases. The company focuses on drug candidates designed to address biological pathways linked to inflammation and cellular stress, areas where existing treatments may be limited or poorly tolerated. Its pipeline spans ophthalmology and systemic disease, giving the company exposure to both specialist eye-care markets and broader immunology-related opportunities.

Aldeyra’s most advanced programme is reproxalap, a product candidate in late-stage development for dry eye disease and allergic conjunctivitis. These are common ocular surface conditions that can cause irritation, redness, discomfort, and impaired quality of life. The company is also developing candidates for serious retinal disorders, including proliferative vitreoretinopathy and primary vitreoretinal lymphoma, as well as programmes that may apply to autoimmune disease and cancer.

The company’s named pipeline assets include ADX248, ADX743, ADX631, ADX246, ADX629, and ADX2191. ADX2191 is associated with retinal disease development, while other candidates reflect Aldeyra’s broader strategy of building a portfolio around inflammatory and immune-related mechanisms. Like many clinical-stage biotechnology businesses, Aldeyra’s prospects depend on trial results, regulatory decisions, intellectual property protection, financing needs, and the ability to commercialise or partner successful products.

For investors, Aldeyra stands out as a small-cap biopharmaceutical company with a concentrated but diversified development pipeline, led by ophthalmology assets. Its shares are likely to be sensitive to clinical readouts, regulatory correspondence, potential approvals, partnership discussions, and the competitive landscape for dry eye, allergic conjunctivitis, and retinal disease treatments.

1.76 USD
−0.10 (-5.11%)

Last updated

Market Cap
112.2M
P/E
P/FCF
P/S
Enterprise Value
62.49M
Sector
Health Care
Industry
Pharmaceutical Preparations
Address
131 HARTWELL AVENUE, LEXINGTON, MA, 02421
GlobeNewswire Inc.

ALDEYRA DEADLINE FRIDAY MAY 29th: Bragar Eagel & Squire, P.C. Urgently Reminds Aldeyra Therapeutics, Inc. Investors with Large Losses to Contact the Firm Regarding Their Rights Before May 29th

27-May-2026, 02:45 AM
GlobeNewswire Inc.

ALDX FINAL DEADLINE: ROSEN, TOP RANKED GLOBAL COUNSEL, Encourages Aldeyra Therapeutics, Inc. Investors with Losses in Excess of $100K to Secure Counsel Before Important May 29 Deadline in Securities Class Action First Filed by the Firm – ALDX

25-May-2026, 05:34 AM
GlobeNewswire Inc.

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

20-May-2026, 21:00 PM
GlobeNewswire Inc.

ALDX Investor Alert: Aldeyra Therapeutics Securities Fraud Lawsuit - Investors With Losses May Seek to Lead the Class Action After Executives Allegedly Disregarded FDA Requirements: Levi & Korsinsky

18-May-2026, 22:00 PM
GlobeNewswire Inc.

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

13-May-2026, 22:00 PM
GlobeNewswire Inc.

Bragar Eagel & Squire, P.C. Encourages Aldeyra Therapeutics, Inc. Investors with Large Losses to Contact the Firm Regarding Their Rights Before May 29th

12-May-2026, 05:47 AM
GlobeNewswire Inc.

ALDX Investor Alert: Aldeyra Therapeutics Securities Fraud Lawsuit - Investors With Losses May Seek to Lead the Class Action After Executives Allegedly Omitted Inconsistent Trial Data: Levi & Korsinsky

12-May-2026, 01:00 AM
GlobeNewswire Inc.

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 - ALDX

10-May-2026, 04:47 AM
GlobeNewswire Inc.

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

03-May-2026, 21:00 PM
GlobeNewswire Inc.

ROSEN, THE FIRST FILING FIRM, Encourages Aldeyra Therapeutics, Inc. Investors to Secure Counsel Before Important Deadline in Securities Class Action First Filed by the Firm - ALDX

03-May-2026, 17:19 PM
GlobeNewswire Inc.

REMINDER: Aldeyra Therapeutics, Inc. Investors With Significant Losses Must Act By May 29, 2026

01-May-2026, 03:39 AM
GlobeNewswire Inc.

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

01-May-2026, 03:00 AM
GlobeNewswire Inc.

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

26-Apr-2026, 21:00 PM
GlobeNewswire Inc.

ROSEN, NATIONALLY REGARDED INVESTOR COUNSEL, Encourages Aldeyra Therapeutics, Inc. Investors to Secure Counsel Before Important Deadline in Securities Class Action First Filed by the Firm - ALDX

25-Apr-2026, 07:50 AM
GlobeNewswire Inc.

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

24-Apr-2026, 19:50 PM
GlobeNewswire Inc.

ROSEN, A HIGHLY RECOGNIZED LAW FIRM, Encourages Aldeyra Therapeutics, Inc. Investors to Secure Counsel Before Important Deadline in Securities Class Action First Filed by the Firm - ALDX

22-Apr-2026, 04:53 AM
GlobeNewswire Inc.

ROSEN, TRUSTED INVESTOR COUNSEL, Encourages Trip.com Group Limited Investors to Secure Counsel Before Important Deadline in Securities Class Action First Filed by the Firm - TCOM

22-Apr-2026, 04:16 AM
GlobeNewswire Inc.

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

19-Apr-2026, 21:00 PM
GlobeNewswire Inc.

ROSEN, NATIONAL TRIAL LAWYERS, Encourages Aldeyra Therapeutics, Inc. Investors to Secure Counsel Before Important Deadline in Securities Class Action First Filed by the Firm - ALDX

19-Apr-2026, 01:46 AM
GlobeNewswire Inc.

Bragar Eagel & Squire, P.C. Encourages Aldeyra Therapeutics, Inc. Investors to Contact the Firm Regarding Their Rights

16-Apr-2026, 01:53 AM
Market Cap
112.2M
Enterprise Value
62.49M
P/E
P/B
2.66
P/S
EV / EBITDA
-2.22
EV / Sales
EPS
-0.45
Dividend Yield
0%
P/FCF
P/CF
Free Cash Flow
ROE
-64.92%
ROA
-41.17%
Debt / Equity
0.36
Current Ratio
2.72
Quick Ratio
2.72
Cash
2.67
Avg Volume
1M
Fundamentals Snapshot Price
1.86

Income Statement

Line Item 2026 Q1 2025 Q4 2025 Q3 2025 Q2 2025 Q1
Revenue
Gross profit
Operating income -3.55M -6.67M -8M -10.17M -10.43M
EBITDA -3.48M -6.6M -7.94M -10.11M -10.37M
Net income -3.45M -6.46M -7.69M -9.77M -9.93M
Basic EPS -0.06 -0.1 -0.13 -0.16 -0.17
Diluted EPS -0.06 -0.1 -0.13 -0.16 -0.17

Balance Sheet

Line Item 2026 Q1 2025 Q4 2025 Q3 2025 Q2 2025 Q1
Total assets 66.48M 72.06M 77.8M 84.96M 93.2M
Total liabilities 24.33M 27.81M 28.56M 29.67M 29.6M
Total equity 42.16M 44.25M 49.24M 55.29M 63.6M
Cash & equivalents 65M 70.04M 59.34M 41.24M 50.35M
Current assets 66.27M 71.78M 77.46M 84.56M 92.73M
Current liabilities 24.33M 27.81M 28.48M 29.53M 14.29M

Cash Flow

Line Item 2026 Q1 2025 Q4 2025 Q3 2025 Q2 2025 Q1
Operating cash flow -5.11M -5.3M -7.02M -8.56M -12.47M
Investing cash flow 16M 25M -554.13K 7.29M
Financing cash flow 71.14K 0 120.75K 0 1M
Change in cash -5.04M 10.7M 18.1M -9.11M -4.18M
Kind Filing Date Link
edgar index SCHEDULE 13G/A — Aldeyra Therapeutics, Inc. View Filing
edgar index 10-Q — Aldeyra Therapeutics, Inc. View Filing
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edgar index 8-K — Aldeyra Therapeutics, Inc. View Filing
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edgar index SCHEDULE 13G/A — Aldeyra Therapeutics, Inc. View Filing
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edgar index 4 — Aldeyra Therapeutics, Inc. View Filing
form 4 Form 4 — DOUGLAS RICHARD View Filing
form 4 Form 4 — Alfieri Michael View Filing
edgar index 8-K — Aldeyra Therapeutics, Inc. View Filing
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edgar index 10-K — Aldeyra Therapeutics, Inc. View Filing
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edgar index SCHEDULE 13G/A — Aldeyra Therapeutics, Inc. View Filing
edgar index 8-K — Aldeyra Therapeutics, Inc. View Filing
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edgar index 8-K — Aldeyra Therapeutics, Inc. View Filing
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edgar index SCHEDULE 13G/A — Aldeyra Therapeutics, Inc. View Filing
edgar index 8-K — Aldeyra Therapeutics, Inc. View Filing
eight k text 8-K — 8-K View Filing
edgar index 10-Q — Aldeyra Therapeutics, Inc. View Filing
edgar index 8-K — Aldeyra Therapeutics, Inc. View Filing
eight k text 8-K — 8-K View Filing
edgar index 8-K — Aldeyra Therapeutics, Inc. View Filing
eight k text 8-K — 8-K View Filing
edgar index 4 — Aldeyra Therapeutics, Inc. View Filing
edgar index SCHEDULE 13G/A — Aldeyra Therapeutics, Inc. View Filing
edgar index 4 — Aldeyra Therapeutics, Inc. View Filing
form 4 Form 4 — Alfieri Michael View Filing
edgar index 144 — Aldeyra Therapeutics, Inc. View Filing
form 4 Form 4 — Machatha Stephen View Filing
edgar index 10-Q — Aldeyra Therapeutics, Inc. View Filing
edgar index 8-K — Aldeyra Therapeutics, Inc. View Filing
eight k text 8-K — 8-K View Filing
edgar index 8-K — Aldeyra Therapeutics, Inc. View Filing
edgar index 8-K — Aldeyra Therapeutics, Inc. View Filing
edgar index 4 — Aldeyra Therapeutics, Inc. View Filing
edgar index 4 — Aldeyra Therapeutics, Inc. View Filing
edgar index 4 — Aldeyra Therapeutics, Inc. View Filing
edgar index 4 — Aldeyra Therapeutics, Inc. View Filing
edgar index 4 — Aldeyra Therapeutics, Inc. View Filing
edgar index 4 — Aldeyra Therapeutics, Inc. View Filing
edgar index 8-K — Aldeyra Therapeutics, Inc. View Filing
form 4 Form 4 — Phillips Gary M. View Filing
form 4 Form 4 — Phillips Gary M. View Filing
form 4 Form 4 — Phillips Gary M. View Filing
form 4 Form 4 — DOUGLAS RICHARD View Filing
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form 4 Form 4 — Walker Neal View Filing
form 4 Form 4 — Walker Neal View Filing
edgar index 10-Q — Aldeyra Therapeutics, Inc. View Filing
edgar index 8-K — Aldeyra Therapeutics, Inc. View Filing
edgar index DEF 14A — Aldeyra Therapeutics, Inc. View Filing
edgar index DEFA14A — Aldeyra Therapeutics, Inc. View Filing
edgar index ARS — Aldeyra Therapeutics, Inc. View Filing
edgar index 3 — Aldeyra Therapeutics, Inc. View Filing
edgar index 4 — Aldeyra Therapeutics, Inc. View Filing
edgar index 8-K — Aldeyra Therapeutics, Inc. View Filing
form 4 Form 4 — Clark William D View Filing