Aldeyra Therapeutics, Inc. Stock Performance

Open $0.95	Prev. Close $0.95	Circuit Range N/A
Day Range $0.92 - $0.97	Year Range $0.86 - $5.89	Volume 38,944
Average Traded $0.95

Aldeyra Therapeutics, Inc. Share Price Today

As of 9 October 2026, Aldeyra Therapeutics, Inc.'s share price is $0.95. The stock opened at $0.95, compared to its previous close of $0.95. During today's trading session, Aldeyra Therapeutics, Inc.'s share price traded between $0.92 and $0.97, with an average price of $0.94. Over the past 52 weeks, the stock has recorded a high of $5.89 and a low of $0.86. In terms of performance, Aldeyra Therapeutics, Inc.'s share price has declined by 37.78% over the last six months and is down 81.36% on a year-on-year basis.

Aldeyra Therapeutics, Inc. Share Price Chart

$0.92$0.97

Aldeyra Therapeutics, Inc. Stock Fundamentals & Key Indicators

Market Cap $56.80M	PE Ratio (TTM) N/A	Dividend Yield 0.00%
EPS (TTM) $-0.38	Revenue (TTM) $0.00	Return On Equity (TTM) -60.85%
Profit Margin N/A	Debt to Equity 0.00	Quarterly Earnings Growth YoY 29.13%

Aldeyra Therapeutics, Inc. Quarterly Profit & Loss

All figures in USD

Particulars	Sep 2025	Dec 2025	Mar 2026	Jun 2026
Revenue	$0.00	$0.00	$0.00	$0.00
Net Profit	-$7.69	-$6.46	-$3.45	-$5.45
Net Profit Margin	N/A	N/A	N/A	N/A
Income Change	N/A	15.99%	46.59%	-57.97%

Aldeyra Therapeutics, Inc. Annual Profit & Loss

All figures in USD

Particulars	2022	2023	2024	2025
Revenue	$0.00	$0.00	$0.00	$0.00
Net Profit	-$62.02	-$37.54	-$55.85	-$33.85
Net Profit Margin	N/A	N/A	N/A	N/A
Income Change	N/A	39.47%	-48.77%	39.39%

About Aldeyra Therapeutics, Inc.

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.

Aldeyra Therapeutics, Inc. Historical Returns

Month	Open	Close	Change %
Oct 2026	$1.22	$0.94	-23.33%
Sep 2026	$1.47	$1.23	-20.65%
Aug 2026	$1.50	$1.55	+0.65%
Jul 2026	$2.16	$1.54	-28.04%
Jun 2026	$1.73	$2.14	+22.99%
May 2026	$1.52	$1.74	+14.47%
Apr 2026	$1.75	$1.52	-10.59%
Mar 2026	$5.52	$1.70	-68.92%
Feb 2026	$5.34	$5.47	+2.05%
Jan 2026	$5.08	$5.36	+3.47%
Dec 2025	$5.39	$5.18	-5.56%
Nov 2025	$5.12	$5.49	+8.08%

ALDX Share Price FAQs

What is Aldeyra Therapeutics, Inc. share price today?

Aldeyra Therapeutics, Inc. share price today is $0.95 as on October 9, 2026 at 1:29 am IST.

What is the 52 week high and 52 week low of Aldeyra Therapeutics, Inc. stock?

The 52 week high of Aldeyra Therapeutics, Inc. stock is $5.89, while the 52 week low is $0.86 as of 9 Oct '26.

What is ALDX's market capitalisation today?

ALDX market capitalisation is $56.80M as of October 9, 2026, at 9:55 am IST.

What is ALDX's net income for the last quarter?

ALDX's net income for the last quarter is -5.45B USD.

What is the 5 year returns of ALDX?

The 5 year returns of ALDX is -89.62% as on 9 Oct '26.

What is the high & low stock price of ALDX today?

ALDX stock price hit a high of $0.97 and low of $0.92 as of 9 Oct '26.

Can I buy ALDX shares in India?

Yes. You can buy ALDX in India by opening an international trading account.