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    Aldeyra Therapeutics, Inc. - Common Stock (NQ:ALDX)

    1.340 UNCHANGED
    Streaming Delayed Price Updated: 4:00 PM EDT, Sep 11, 2026 Add to My Watchlist
    Quote
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    Price and Volume

    Detailed Quote
    Volume 1,558
    Open 1.340
    Bid (Size) 1.340 (1,200)
    Ask (Size) 1.350 (500)
    Prev. Close 1.340
    Today's Range 1.340 - 1.340
    52wk Range 1.070 - 5.930
    Shares Outstanding 58,576,350
    Dividend Yield N/A
    Chart for (: )
    Intraday 1 Week 1 Month 3 Month 1 Year 3 Year 5 Year

    Top News

    More News
    News headline image
    Aldeyra Therapeutics Appoints Darlene Deptula-Hicks to Board of Directors
    From Aldeyra Therapeutics, Inc.
    Via Business Wire
    These stocks are gapping in today's session ↗
    Via Chartmill

    Performance

    YTD
    -71.3%
    -71.3%
    1 Month
    -14.1%
    -14.1%
    3 Month
    -23.9%
    -23.9%
    6 Month
    -68.3%
    -68.3%
    1 Year
    -73.7%
    -73.7%

    More News

    Read More
    Which stocks are moving after the closing bell on Friday? ↗
    Via Chartmill
    News headline image
    Aldeyra Therapeutics Eyes FDA Feedback as Dry Eye Drug Faces Make-or-Break Moment ↗
    Via MarketBeat
    News headline image
    Aldeyra Therapeutics to Participate in the 2026 Jefferies Global Healthcare Conference
    From Aldeyra Therapeutics, Inc.
    Via Business Wire
    News headline image
    ALDX Investors Have Opportunity to Lead Aldeyra Therapeutics, Inc. Securities Fraud Lawsuit with the Schall Law Firm
    From The Schall Law Firm
    Via Business Wire
    News headline image
    ALDX FINAL DEADLINE ALERT: Faruqi & Faruqi, LLP Reminds Aldeyra Therapeutics (ALDX) Investors of Securities Class Action Deadline on May 29, 2026
    From Faruqi & Faruqi, LLP
    Via Business Wire
    News headline image
    ALDX Investors Have Opportunity to Lead Aldeyra Therapeutics, Inc. Securities Fraud Lawsuit with the Schall Law Firm
    From Schall Law
    Via GlobeNewswire
    News headline image
    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
    From Bragar Eagel & Squire
    Via GlobeNewswire
    News headline image
    INVESTOR ALERT: Pomerantz Law Firm Reminds Investors with Losses on their Investment in Aldeyra Therapeutics, Inc. Of Class Action Lawsuit and Upcoming Deadlines – ALDX
    From Pomerantz LLP
    Via GlobeNewswire
    News headline image
    ALDX Investors Have Opportunity to Lead Aldeyra Therapeutics, Inc. Securities Fraud Lawsuit with the Schall Law Firm
    From Schall Law
    Via GlobeNewswire
    News headline image
    ALDX Investors Have Opportunity to Lead Aldeyra Therapeutics, Inc. Securities Fraud Lawsuit with the Schall Law Firm
    From Schall Law
    Via GlobeNewswire
    News headline image
    INVESTOR ALERT: Pomerantz Law Firm Reminds Investors with Losses on their Investment in Aldeyra Therapeutics, Inc. Of Class Action Lawsuit and Upcoming Deadlines – ALDX
    From Pomerantz LLP
    Via GlobeNewswire
    News headline image
    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 - ALDX
    From The Rosen Law Firm PA
    Via GlobeNewswire
    News headline image
    ALDX Investors Have Opportunity to Lead Aldeyra Therapeutics, Inc. Securities Fraud Lawsuit with the Schall Law Firm
    From Schall Law
    Via GlobeNewswire
    News headline image
    ALDX Investors Have Opportunity to Lead Aldeyra Therapeutics, Inc. Securities Fraud Lawsuit with the Schall Law Firm
    From Schall Law
    Via GlobeNewswire
    News headline image
    INVESTOR ALERT: Pomerantz Law Firm Reminds Investors with Losses on their Investment in Aldeyra Therapeutics, Inc. Of Class Action Lawsuit and Upcoming Deadlines – ALDX
    From Pomerantz LLP
    Via GlobeNewswire
    News headline image
    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
    From The Rosen Law Firm PA
    Via GlobeNewswire
    News headline image
    ALDX Investors Have Opportunity to Lead Aldeyra Therapeutics, Inc. Securities Fraud Lawsuit with the Schall Law Firm
    From Schall Law
    Via GlobeNewswire
    News headline image
    Bragar Eagel & Squire, P.C. Encourages Aldeyra Therapeutics, Inc. Investors with Large Losses to Contact the Firm Regarding Their Rights Before May 29th
    From Bragar Eagel & Squire
    Via GlobeNewswire
    News headline image
    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
    From The Rosen Law Firm PA
    Via GlobeNewswire
    News headline image
    ALDX Investors Have Opportunity to Lead Aldeyra Therapeutics, Inc. Securities Fraud Lawsuit with the Schall Law Firm
    From Schall Law
    Via GlobeNewswire
    News headline image
    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
    From The Rosen Law Firm PA
    Via GlobeNewswire
    News headline image
    INVESTOR ALERT: Pomerantz Law Firm Reminds Investors with Losses on their Investment in Aldeyra Therapeutics, Inc. Of Class Action Lawsuit and Upcoming Deadlines – ALDX
    From Pomerantz LLP
    Via GlobeNewswire
    News headline image
    ALDX Investors Have Opportunity to Lead Aldeyra Therapeutics, Inc. Securities Fraud Lawsuit with the Schall Law Firm
    From Schall Law
    Via GlobeNewswire

    Frequently Asked Questions

    Is Aldeyra Therapeutics, Inc. - Common Stock publicly traded?
    Yes, Aldeyra Therapeutics, Inc. - Common Stock is publicly traded.
    What exchange does Aldeyra Therapeutics, Inc. - Common Stock trade on?
    Aldeyra Therapeutics, Inc. - Common Stock trades on the Nasdaq Stock Market
    What is the ticker symbol for Aldeyra Therapeutics, Inc. - Common Stock?
    The ticker symbol for Aldeyra Therapeutics, Inc. - Common Stock is ALDX on the Nasdaq Stock Market
    What is the current price of Aldeyra Therapeutics, Inc. - Common Stock?
    The current price of Aldeyra Therapeutics, Inc. - Common Stock is 1.340
    When was Aldeyra Therapeutics, Inc. - Common Stock last traded?
    The last trade of Aldeyra Therapeutics, Inc. - Common Stock was at 09/11/26 04:00 PM ET
    What is the market capitalization of Aldeyra Therapeutics, Inc. - Common Stock?
    The market capitalization of Aldeyra Therapeutics, Inc. - Common Stock is 78.49M
    How many shares of Aldeyra Therapeutics, Inc. - Common Stock are outstanding?
    Aldeyra Therapeutics, Inc. - Common Stock has 78M shares outstanding.
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