Aptose Biosciences

Mississauga, Canada Founded: 1986 • Age: 40 yrs Acquired By Hanmi Pharmaceuticals
Small molecules are developed for treating AML and high-risk MDS.
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About Aptose Biosciences

Aptose Biosciences is a company based in Mississauga (Canada) founded in 1986 was acquired by Hanmi Pharmaceuticals in November 2025. It operates as a HealthTech. The company has 13 employees as of December 31, 2024. Aptose Biosciences offers products and services including Tuspetinib, Luxeptinib (B-NHL), and Luxeptinib (AML/MDS).

  • Headquarter Mississauga, Canada
  • Employees 13 as on 31 Dec, 2024
  • Stage Public
  • Sectors
    Healthcare
  • Phone
    *********
  • Website
    *********
  • Social
    *********
  • Legal Name Aptose Biosciences. Inc.
Operational Areas
Healthcare → Healthcare Products & Supplies
Key Metrics
  • Annual Revenue
    $0
    0
    as on Dec 31, 2024
  • Net Profit
    $-24.21 M
    53.57
    as on Dec 31, 2024
  • EBITDA
    $-24.61 M
    53.42
    as on Dec 31, 2024
  • Latest Funding Round
    $9.7 M (USD), Post-IPO

    Jan 31, 2024

  • Investors
  • Employee Count
    13

    as on Dec 31, 2024

  • Acquired by
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IPO & Listings of Aptose Biosciences

Aptose Biosciences is a publicly listed company on the OTC with ticker symbol APTOF in USA, operating in the Health technology sector. As a publicly traded entity, the company provides investors with opportunities to participate in its growth story through equity ownership. The listing enables access to capital markets, enhances corporate visibility, and provides liquidity for shareholders while maintaining transparency through regulatory compliance and regular financial disclosures.

Exchange: OTC · Ticker: APTOF . Sector: Health technology · USA

Products & Services of Aptose Biosciences

Aptose Biosciences offers a comprehensive portfolio of products and services, including Tuspetinib, Luxeptinib (B-NHL), and Luxeptinib (AML/MDS). The company's diverse product and service offerings are designed to meet the evolving needs of its customers, address market demands, and provide comprehensive solutions that drive value creation and customer satisfaction across various segments and use cases.

Primary

Tuspetinib is developed for treating myeloid malignancies like AML.

Luxeptinib is formulated for B-cell malignancies including CLL, NHL.

Luxeptinib targets myeloid malignancies such as AML and MDS.

People of Aptose Biosciences
Headcount 50-200
Employee Profiles 15
Board Members and Advisors 5
Employee Profiles
People
William G. Rice
Chairman, President & CEO
People
Rafael Bejar
SVP, Chief Medical Officer
People
Varatha Janarthanan
Accounting Manager
People
Philippe Ledru
Chief Commercial Officer

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Funding Insights of Aptose Biosciences

  • Total Funding
  • Total Rounds 4
  • Last Round Post-IPO — $9.7M
  • First Round

    (31 May 2012)

  • Investors Count 1
Date Amount Transaction Name Valuation Lead Investors Investors
Jan, 2024 Amount Post-IPO - Aptose Biosciences Valuation

investors

Apr, 2014 Amount Post-IPO - Aptose Biosciences Valuation

investors

Dec, 2013 Amount Post-IPO - Aptose Biosciences Valuation

investors

Date Amount Transaction Name Valuation Lead Investors Investors
Jul, 2021 Amount Post-IPO - Grab Valuation

investors

Feb, 2021 Amount Post-IPO - Grab Valuation

investors

Jan, 2021 Amount Post-IPO - Grab Valuation

investors

Feb, 2021 Amount Post-IPO - Grab Valuation

investors

Investors in Aptose Biosciences

Aptose Biosciences has secured backing from 1 investor, including institutional investors. Prominent investors backing the company include Hanmi. This diverse investor base provides strategic capital, industry expertise, and valuable network connections that support the company's growth initiatives, market expansion, and long-term value creation.

All
Institutional
Investor Description Founded Year Domain Location
NCEs and generic pharmaceutical products are developed and manufactured.
Founded Year Domain Location
Investor Description Founded Year Domain Location
Single family office of Amitabh Bachchan, founder of Amitabh Bachchan Corporation or AB CORP
Founded Year Domain Location
Startup ecosystems are ignited through strategic investments by Signite Partners.
Founded Year Domain Location
Venture capital is directed toward companies in multiple sectors.
Founded Year Domain Location
Venture capital is invested in cybersecurity, fintech, and AI startups.
Founded Year Domain Location

Investments & Acquisitions by Aptose Biosciences

Investments
Company Name Description Domain Location Founded Year Amount
Bionic investment advisor platform
2016
Fine Asian gourmet food is offered by an internet-first restaurant.
2016
Physical e-commerce kiosks are deployed for rural purchases in Indonesia.
2014
Fine Asian gourmet food is offered by an internet-first restaurant.
2016

Financial Statements - Aptose Biosciences

Tata Steel revenue growth over time
Tata Steel profit and loss trends over time
Date Amount Transaction Name Valuation Lead Investors Investors
Jul, 2021 Amount Post-IPO - Grab Valuation

investors

Feb, 2021 Amount Post-IPO - Grab Valuation

investors

Jan, 2021 Amount Post-IPO - Grab Valuation

investors

Feb, 2021 Amount Post-IPO - Grab Valuation

investors

Aptose Biosciences Comparisons

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Competitors of Aptose Biosciences

Company Name Domain Founded year HQ Location Description
domain founded_year HQ Location
Multiple services are booked via an app-based platform.
domain founded_year HQ Location
On-demand services are booked through an app-based platform.
domain founded_year HQ Location
App based platform offering on demand delivery and ride-hailing services
domain founded_year HQ Location
Operates an on-demand hyperlocal delivery app for food and groceries.

Latest news on Aptose Biosciences

Frequently Asked Questions about Aptose Biosciences

When was Aptose Biosciences founded?

Aptose Biosciences was founded in 1986 and raised its 1st funding round 26 years after it was founded.

Where is Aptose Biosciences located?

Aptose Biosciences is headquartered in Mississauga, Canada. It is registered at Mississauga, Ontario, Canada.

How many employees does Aptose Biosciences have?

As of Dec 31, 2024, the latest employee count at Aptose Biosciences is 13.

What does Aptose Biosciences do?

Aptose Biosciences is engaged in developing precision medicines for oncology, with a primary focus on hematology. The company is involved in creating small molecule cancer therapeutics designed for single agent efficacy and to complement other anti-cancer therapies without overlapping toxicities. Their pipeline includes products targeting myeloid and lymphoid malignancies such as AML, CLL, NHL, and MDS. Clinical trials are conducted to address unmet needs in these areas, covering multiple indications within the hematology spectrum.

What products or services does Aptose Biosciences offer?

Aptose Biosciences offers Tuspetinib, Luxeptinib (B-NHL), and Luxeptinib (AML/MDS).

Is Aptose Biosciences publicly traded?

Yes, Aptose Biosciences is publicly traded on OTC under the ticker symbol APTOF.

Who are Aptose Biosciences's investors?

Aptose Biosciences has 1 investor. Key investors include Hanmi.

What is Aptose Biosciences's ticker symbol?

The ticker symbol of Aptose Biosciences is APTOF on OTC.

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