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    Aptose Biosciences Inc (OP:APTOF)

    1.712 +0.012 (+0.71%)
    Streaming Delayed Price Updated: 2:19 PM EDT, May 14, 2026 Add to My Watchlist
    Quote
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    Price and Volume

    Detailed Quote
    Volume 312
    Open 1.712
    Bid (Size) N/A (0)
    Ask (Size) N/A (0)
    Prev. Close 1.700
    Today's Range 1.712 - 1.712
    52wk Range 0.6363 - 1.890
    Shares Outstanding N/A
    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
    Aptose Reports First Quarter 2026 Results
    From Aptose Biosciences, Inc.
    Via GlobeNewswire
    News headline image
    Aptose Biosciences Announces Update on Anticipated Timing of Closing of the Plan of Arrangement with Hanmi Pharmaceutical
    From Aptose Biosciences, Inc.
    Via GlobeNewswire

    Performance

    YTD
    +11.3%
    +11.3%
    1 Month
    +0.7%
    +0.7%
    3 Month
    +2.5%
    +2.5%
    6 Month
    +21.9%
    +21.9%
    1 Year
    -3.8%
    -3.8%

    More News

    Read More
    News headline image
    Aptose Biosciences Announces Results of Special Shareholders Meeting; Announces Receipt of Final Court Approval of Plan of Arrangement; Reports Year End 2025 Results and Corporate Highlights
    From Aptose Biosciences, Inc.
    Via GlobeNewswire
    News headline image
    Leading Independent Proxy Advisory Firm Glass Lewis Endorses Aptose Plan of Arrangement
    From Aptose Biosciences, Inc.
    Via GlobeNewswire
    News headline image
    Leading Independent Proxy Advisory Firm ISS Recommends Aptose Biosciences Shareholders Vote “FOR” Proposed Plan of Arrangement with Hanmi Pharmaceutical
    From Aptose Biosciences, Inc.
    Via GlobeNewswire
    News headline image
    Aptose Biosciences Announces Amendment to Arrangement Agreement and Details of Postponed Special Meeting of Shareholders
    From Aptose Biosciences, Inc.
    Via GlobeNewswire
    News headline image
    Aptose Biosciences Announces Rescheduling of Special Meeting of Shareholders to Approve the Acquisition by Hanmi Pending Final Clearance from SEC
    From Aptose Biosciences, Inc.
    Via GlobeNewswire
    News headline image
    Aptose’s Tuspetinib Triple Drug Therapy Featured at the 2025 ASH Annual Meeting; High Rate of Frontline Clinical Responses Continues Across AML Populations
    From Aptose Biosciences, Inc.
    Via GlobeNewswire
    News headline image
    Aptose Biosciences Announces Arrangement Agreement for Acquisition by Hanmi Pharmaceutical
    From Aptose Biosciences, Inc.
    Via GlobeNewswire
    News headline image
    Aptose Reports Third Quarter 2025 Results
    From Aptose Biosciences, Inc.
    Via GlobeNewswire
    News headline image
    Aptose Tuspetinib Clinical Data from Ongoing TUSCANY Trial in Newly Diagnosed AML Selected for Presentation at the 2025 ASH Annual Meeting
    From Aptose Biosciences, Inc.
    Via GlobeNewswire
    News headline image
    Aptose and Hanmi Pharmaceutical Extend Loan Agreement to Continue Development of Tuspetinib in Triplet Therapy for AML
    From Aptose Biosciences, Inc.
    Via GlobeNewswire
    News headline image
    Aptose’s Tuspetinib Exceeds Expectations When Combined with Standard of Care Treatment Across Diverse Populations of Newly Diagnosed AML
    From Aptose Biosciences, Inc.
    Via GlobeNewswire
    News headline image
    Aptose Biosciences Announces Results of Reconvened Annual and Special Shareholders Meeting and Appointment of Ernst & Young LLP as New Auditor
    From Aptose Biosciences, Inc.
    Via GlobeNewswire
    News headline image
    Aptose Reports Early Data Demonstrating Tuspetinib Improves Standard of Care Treatment Across Diverse Populations of Newly Diagnosed AML in Phase 1/2 TUSCANY Trial
    From Aptose Biosciences, Inc.
    Via GlobeNewswire
    News headline image
    Aptose Reports Second Quarter 2025 Results
    From Aptose Biosciences, Inc.
    Via GlobeNewswire
    News headline image
    Aptose Enrollment is Open for 160 mg Dosing Cohort of Tuspetinib in Phase 1/2 TUSCANY Trial of Frontline Triple Drug Therapy
    From Aptose Biosciences, Inc.
    Via GlobeNewswire
    News headline image
    Aptose Selects Ernst & Young Global Limited as its New Independent Auditor and Calls Reconvened Meeting of its Shareholders
    From Aptose Biosciences, Inc.
    Via GlobeNewswire
    News headline image
    Aptose Receives Second Advance under the Loan Agreement with Hanmi Pharmaceutical to Continue Development of Tuspetinib in Triplet Therapy for AML
    From Aptose Biosciences, Inc.
    Via GlobeNewswire
    News headline image
    Aptose Upgraded to Trade on OTCQB Market
    From Aptose Biosciences, Inc.
    Via GlobeNewswire
    News headline image
    Aptose Announces Deferral of Interest Payment
    From Aptose Biosciences, Inc.
    Via GlobeNewswire
    News headline image
    Aptose and Hanmi Enter New Loan Agreement to Advance Development of Tuspetinib in Triplet Therapy for AML
    From Aptose Biosciences, Inc.
    Via GlobeNewswire
    News headline image
    Aptose Provides Corporate Updates
    From Aptose Biosciences, Inc.
    Via GlobeNewswire
    News headline image
    Aptose Presents Safety, Response, and MRD Clinical Data from TUSCANY Phase 1/2 Clinical Trial of Tuspetinib Triplet Therapy in Newly Diagnosed AML at the 2025 EHA Congress
    From Aptose Biosciences, Inc.
    Via GlobeNewswire
    News headline image
    Aptose Announces Results from Annual and Special Meeting of Shareholders
    From Aptose Biosciences, Inc.
    Via GlobeNewswire

    Frequently Asked Questions

    Is Aptose Biosciences Inc publicly traded?
    Yes, Aptose Biosciences Inc is publicly traded.
    What exchange does Aptose Biosciences Inc trade on?
    Aptose Biosciences Inc trades on the OTC Traded
    What is the ticker symbol for Aptose Biosciences Inc?
    The ticker symbol for Aptose Biosciences Inc is APTOF on the OTC Traded
    What is the current price of Aptose Biosciences Inc?
    The current price of Aptose Biosciences Inc is 1.712
    When was Aptose Biosciences Inc last traded?
    The last trade of Aptose Biosciences Inc was at 05/14/26 02:19 PM ET
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