Aldeyra Therapeutics share price logo

Aldeyra Therapeutics

NASDAQ: ALDX

$1.17

-0.12

(-9.30%)

as on

Aldeyra Therapeutics Stock Performance

as on October 3, 2026 at 2:16 pm IST

  • Day's Low

    Day's High

    $1.15
    $1.29
    downward going graph

    1.71%

    Downside

    10.26%

    Upside

    downward going graph
  • 52 Week's Low

    52 Week's High

    $1.07
    $5.93
    downward going graph

    8.55%

    Downside

    406.84%

    Upside

    downward going graph

Aldeyra Therapeutics share price movements today

Previous Close
$1.29
Open
$1.29
Volume
3.2M
Market Cap
$77.8M
Day's Low - High
$1.15 - $1.29
52 Week Low - High
$1.07 - $5.93

Aldeyra Therapeutics Historical Returns

1 Month Return
-20.95 %
3 Month Return
-48.46 %
1 Year Return
-79.62 %
3 Year Return
-80.02 %
5 Year Return
-86.81 %

Aldeyra Therapeutics Stock Fundamentals & Key Indicators

Check Aldeyra Therapeutics market cap, PE, PB, PEG ratios, dividend yield, and other key fundamental indicators.

Market Cap

$77.8M

EPS (TTM)

-0.3872

Dividend Yield

0.00%

Quarterly Earnings Growth YOY

0.00%

PE Ratio (TTM)

-3.24

Industry PE ratio

-3.02

PEG Ratio

-0.04

EBITDA

-21.4M

Revenue (TTM)

-

Profit Margin

0.00%

Return On Equity TTM

-53.14%

Aldeyra Therapeutics vs Peer Comparison

Compare market cap, revenue, PE, and other key metrics of Aldeyra Therapeutics with its industry peers.

Company
Analyst View
Market Cap
5 Years Return %PE RatioProfit Margin %Dividend Yield %
Neutral$77.8M-86.81%-3.240.00%0.00%
StrongBuy$44.1B609.62%-23.340.00%0.00%
Neutral$75.4B-44.29%-24.08-12.57%0.00%
StrongBuy$132.5B180.98%30.1986.04%0.00%
Buy$78.1B28.80%17.6784.86%0.50%

Stock Returns calculator for Aldeyra Therapeutics Stock including INR - Dollar returns

The Aldeyra Therapeutics stock calculator helps Indian investors calculate returns based on the historical performance of the stock. Just choose your investment amount and duration to get insights and invest more confidently. See stock returns as well as the effect of dollar appreciation over different durations.

*Dollar Impact: The bonus return you make when the US Dollar rises against the Rupee; calculated on the full amount you walk away with, not just what you invested in.

Investment Value

₹1,00,000

  • 1Y

  • 3Y

  • 5Y

  • 7Y

  • 10Y

Aldeyra Therapeutics investment value today

Current value as on today

₹22,121

Returns

-₹77,879

(-77.88%)

Returns from Aldeyra Therapeutics Stock

-₹79,617 (-79.62%)

Dollar Impact

₹1,738 (+1.74%)

Analyst Recommendation on Aldeyra Therapeutics Stock

Based on 1 analysts

HOLD

0.00%

Buy

100.00%

Hold

0.00%

Sell

Based on 1 analysts, 100% of analysts recommend a 'HOLD' rating for Aldeyra Therapeutics. Average target price of $6.6

Aldeyra Therapeutics Share Price Target

Get share price movements and forecasts by analysts on Aldeyra Therapeutics.

What analysts predicted

82.27%UPSIDE

Target Price

$6.6

Current Price

$1.17

Analyzed by

1 Analysts

High

$2

Target

$6.60

Low

$2

Aldeyra Therapeutics target price $6.6, a slight upside of 82.27% compared to current price of $1.17. According to 1 analysts rating.

Indian Investors' Interest in Aldeyra Therapeutics Stock

Search interest for Aldeyra Therapeutics Stock has decreased by -4% in the last 30 days, reflecting a downward trend in search activity.

Time period: to

Change:-4% versus previous 30 day period

Aldeyra Therapeutics Quarterly Profit & Loss

All numbers in Millions USD

Mar 2024
Jun 2024
Sep 2024
Dec 2024
Mar 2025
Jun 2025
Sep 2025
Dec 2025
Mar 2026
Jun 2026
Total Revenue
-
-
-
-
-
-
-
-
-
-
Gross Profit
-
-
-
-
-
0
-
-
0
-
Operating Income
-9
-18
-16
-16
-10
-10
-8
-6
-3
-5
EBITDA
-7
-16
-14
-15
-9
-9
-7
-5
-2
-5
Interest Expense
0
0
0
0
0
0
0
0
0
0
Depreciation
0
0
0
0
0
0
0
0
0
0
Income Before Tax
-8
-16
-15
-15
-9
-9
-7
-6
-3
-5
Income Tax Expense
-
-
-
-
-
-
-
-
-
-
Net Income
-8
-16
-15
-15
-9
-9
-7
-6
-3
-5
Net Profit Margin
0.00%
0.00%
0.00%
0.00%
0.00%
0.00%
0.00%
0.00%
0.00%
0.00%

Aldeyra Therapeutics Annual Profit & Loss

All numbers in Millions USD

Dec 2017
Dec 2018
Dec 2019
Dec 2020
Dec 2021
Dec 2022
Dec 2023
Dec 2024
Dec 2025
Total Revenue
-
-
-
-
-
-
-
-
-
Gross Profit
0
0
0
-
-
-
-
-
-
Operating Income
-22
-39
-63
-36
-56
-62
-42
-60
-35
EBITDA
-22
-38
-61
-34
-55
-60
-35
-53
-31
Interest Expense
0
0
0
1
1
1
2
1
1
Depreciation
0
0
0
0
0
0
0
0
0
Income Before Tax
-22
-38
-62
-38
-57
-62
-37
-55
-33
Income Tax Expense
0
-
-1
0
-
-
-
-
-
Net Income
-22
-38
-60
-37
-57
-62
-37
-55
-33
Net Profit Margin
0.00%
0.00%
0.00%
0.00%
0.00%
0.00%
0.00%
0.00%
0.00%

Aldeyra Therapeutics Quarterly Cash Flow

All numbers in Millions USD

Mar 2024
Jun 2024
Sep 2024
Dec 2024
Mar 2025
Jun 2025
Sep 2025
Dec 2025
Mar 2026
Jun 2026
Net Income
-8
-16
-15
-15
-9
-9
-7
-6
-3
-5
Operating Cash Flow
-9
-13
-7
-12
-12
-8
-7
-5
-5
-4
Investing Cash Flow
-30
-18
5
-1
7
0
25
16
-
0
Financing Cash Flow
0
-
0
0
1
-
0
-
0
-15
Change in Cash
-90
-21
-2
-13
-4
-9
18
10
-5
-19

Aldeyra Therapeutics Annual Cash Flow

All numbers in Millions USD

Dec 2017
Dec 2018
Dec 2019
Dec 2020
Dec 2021
Dec 2022
Dec 2023
Dec 2024
Dec 2025
Net Income
-22
-38
-60
-37
-57
-62
-37
-55
-33
Operating Cash Flow
-19
-29
-44
-37
-42
-56
-30
-43
-33
Investing Cash Flow
-10
-23
18
29
0
-29
30
-44
47
Financing Cash Flow
37
80
23
41
194
1
-1
0
1
Change in Cash
8
27
-2
33
151
-85
-1
-88
15

Global Institutional Holdings in Aldeyra Therapeutics

Check out the Institutions with significant holdings in Aldeyra Therapeutics.

Funds
Holdings
Joseph Edelman
6.94%
Vanguard
4.19%
VANGUARD INDEX FUNDS
3.83%
Philip Hempleman
1.62%
Fidelity Salem Street Trust
0.98%

Aldeyra Therapeutics News & Key Events

  • img

    Today's Timeline - 29 September

    Tue, 04:40 PM

    -

    Aldeyra Therapeutics plans to submit a Formal Dispute Resolution Request to the FDA for reproxalap regarding dry eye disease.

Insights on Aldeyra Therapeutics

Insights help you understand the recent movement of the company's critical parameters, giving you an overall view of the company.

  • imgNO EFFECT

    Against Peers

    img

    In the last 3 years, Revolution Medicines, Inc. Common Stock has given 82.2% return, outperforming this stock by 161.3%

  • imgNO EFFECT

    Against Peers

    img

    In the last 1 year, Moderna, Inc. Common Stock has given 566.9% return, outperforming this stock by 646.5%

  • imgNEGATIVE IMPACT

    Price Dip

    img

    In the last 3 months, ALDX stock has moved down by -48.5%

About Aldeyra Therapeutics

Aldeyra Therapeutics, Inc., a biotechnology company, discovers and develops therapies designed to treat immune-mediated diseases. Its lead product candidate is reproxalap, a reactive aldehyde species (RASP) modulator, which is in Phase III clinical trial for the treatment of dry eye disease and allergic conjunctivitis; and ADX-2191, a dihydrofolate reductase inhibitor for the treatment of primary vitreoretinal lymphoma and retinitis pigmentosa. The company also develops ADX-629, an orally administered RASP modulator that is in Phase 2 clinical trials for the treatment of COVID-19, atopic asthma, psoriasis, and alcohol intoxication. In addition, it develops preclinical RASP platforms, including ADX 248, ADX 246, and other novel RASP modulators for the treatment of various diseases associated with RASP. The company was formerly known as Aldexa Therapeutics, Inc. and changed its name to Aldeyra Therapeutics, Inc. in March 2014. Aldeyra Therapeutics, Inc. was incorporated in 2004 and is based in Lexington, Massachusetts.
OrganisationAldeyra Therapeutics
Headquarters131 Hartwell Avenue, Lexington, MA, 02421, US
IndustryBiotechnology
CEOTodd C. Brady

Key Management of Aldeyra Therapeutics

Name

Title

Dr. Todd C. Brady M.D., Ph.D.

CEO, President & Director

Mr. Michael Alfieri

Head of Finance and Principal Financial & Accounting Officer

David Burke

Head of Investor Relations

Laura Nichols

Operations Manager

Dr. Adam Lazorchak

Director of Translational Sciences & Non-Clinical Development

FAQs

What is Aldeyra Therapeutics share price today?

Aldeyra Therapeutics share price today is $1.17 as on at the close of the market. Aldeyra Therapeutics share today touched a day high of $1.29 and a low of $1.15.

What is the 52 week high and 52 week low for Aldeyra Therapeutics share?

Aldeyra Therapeutics share touched a 52 week high of $5.93 on and a 52 week low of $1.07 on . Aldeyra Therapeutics stock price today i.e. is closed at $1.17,which is 80.27% down from its 52 week high and 9.35% up from its 52 week low.

What is Aldeyra Therapeutics's market capitalisation today?

Aldeyra Therapeutics market capitalisation is $0.00T as on .

How to invest in Aldeyra Therapeutics Stock (ALDX) from India?

  1. Step 1: Open a free US stocks account on INDmoney App and transfer your Rupees into Dollars to your INDmoney US stocks account. For a step by step instruction, check How to Transfer Money to Your US Stocks Account .
  2. Step 2: Search for Aldeyra Therapeutics on INDmoney app. Click on Buy button.

What is the minimum amount required to buy Aldeyra Therapeutics Stock (ALDX) from India?

Indian investors can start investing in Aldeyra Therapeutics (ALDX) shares with as little as ₹96.300003051758 or $1 (as of ) using the INDmoney app.
For example: If you want to invest $10 or ₹963.00 in Aldeyra Therapeutics stock (as per the Rupee-Dollar exchange rate as on ). Based on Aldeyra Therapeutics share’s latest price of $1.17 as on October 3, 2026 at 8:46 am IST, you will get 8.5470 shares of Aldeyra Therapeutics. Learn more about fractional shares .

What are the returns that Aldeyra Therapeutics has given to Indian investors in the last 5 years?

Aldeyra Therapeutics stock has given -86.81% share price returns and 28.69% dollar appreciation to an Indian investor in the last 5 years.
Read more about How do Currency Exchange Rates impact your returns on US Stock Investments?