Ajax Therapeutics

Cambridge, United States Founded: 2019 • Age: 7 yrs Acquired By Lilly
Targeted therapies for hematologic malignancies are developed.
Annual revenue - Latest available
Total funding $135.0M 2 rounds
Employees - Tracked headcount
Investors 10 Known backers
Products 2 Services tracked
Competitors 8 Brand Intelligence

About Ajax Therapeutics

Ajax Therapeutics is a company based in Cambridge (United States) founded in 2019 by Olli Silvennoinen was acquired by Lilly in April 2026. It operates as a HealthTech. Ajax Therapeutics has raised $135 million across 2 funding rounds from investors including Lilly, Schrödinger and Memorial Sloan - Kettering Cancer Center. Ajax Therapeutics offers products and services including AJ1-11095 and AJ1-10502. Ajax Therapeutics operates in a competitive market with competitors including Adicet Bio, ImmunoACT, Orca Bio, Ossium Health and Nordic Nanovector, among others.

  • Headquarter Cambridge, United States
  • Founders Olli Silvennoinen
  • Sectors
    Healthcare
  • Email
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  • Phone
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  • Website
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Operational Areas
Healthcare → Healthcare Products & Supplies Unlock Sub-Sector Unlock Segment
Healthcare → Healthcare Products & Supplies Unlock Sub-Sector Unlock Segment
Key Metrics
  • Annual Revenue
    Not available
  • Net Profit
    Not available
  • EBITDA
    Not available
  • Total Equity Funding
    $135 M (USD)

    in 2 rounds

  • Latest Funding Round
    $95 M (USD), Series C

    May 13, 2024

  • Investors
    Lilly

    & 9 more

  • Employee Count
    Not available
  • Acquired by
    Lilly

    (Apr 27, 2026)

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Products & Services of Ajax Therapeutics

Ajax Therapeutics offers a comprehensive portfolio of products and services, including AJ1-11095 and AJ1-10502.

Product name locked
Category locked
Primary

A first-in-class Type II JAK2 inhibitor developed.

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A next-generation Type II JAK2 inhibitor researched.

Funding Insights of Ajax Therapeutics

Ajax Therapeutics has successfully raised a total of $135M across 2 strategic funding rounds. The most recent funding activity was a Series C round of $95 million completed in May 2024. This substantial capital infusion reflects strong investor confidence in the company's business model, growth potential, and market opportunities. The funding enables strategic expansion, product development, market penetration, and operational scaling to drive long-term value creation and competitive advantage.

Investors in Ajax Therapeutics

Ajax Therapeutics has secured backing from 10 investors, including institutional and venture fund investors. Prominent investors backing the company include Lilly, Schrödinger and Memorial Sloan - Kettering Cancer Center.

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Venture Fund
Institutional
Investor Description Founded Year Domain Location
Venture capital and private equity firm
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Biotech startups are funded by this venture capital firm.
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Investment in biotechnology companies is facilitated by this firm.
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Investor details for Ajax Therapeutics

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Investments & Acquisitions by Ajax Therapeutics

Investments
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Investment portfolio details for Ajax Therapeutics

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Financial Statements - Ajax Therapeutics

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Detailed financials for Ajax Therapeutics

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Ajax Therapeutics Comparisons

Ajax Therapeutics Primary company
Description
Targeted therapies for hematologic malignancies are develope...
Location
Cambridge, United States
Founded Year
2019
Annual Revenue
Not available
Net Profit
Not available
EBITDA
Not available
Employees
Not available
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Peer comparison for Ajax Therapeutics

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Competitors of Ajax Therapeutics

Ajax Therapeutics operates in a dynamic and competitive business environment, facing competition from various established players and emerging companies in the market. The competitive landscape includes prominent companies such as Adicet Bio, ImmunoACT, Orca Bio, Ossium Health and Nordic Nanovector, among others.

Company Name Domain Founded year HQ Location Description
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Immune cell therapies for cancer treatment are developed.
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Cell therapies for cancer treatment are developed.
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Developer of Allogeneic cell therapy for cancer, autoimmune diseases and genetic blood disorders
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Ossium Health is focused on bioengineering for improved health.
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Antibody radionuclide conjugates are developed for haematological cancers.
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Therapeutic solutions for hematopoietic stem cell transplants are developed.
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Detailed competitors of Ajax Therapeutics

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Latest news on Ajax Therapeutics

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Complete news archive for Ajax Therapeutics

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Frequently Asked Questions about Ajax Therapeutics

Ajax Therapeutics was founded in 2019 and raised its 1st funding round 2 years after it was founded.

Ajax Therapeutics is headquartered in Cambridge, United States. It is registered at Cambridge, Massachusetts, United States.

Ajax Therapeutics is a funded company, having raised a total of $135M across 2 funding rounds to date.

Ajax Therapeutics is engaged in the development of targeted therapies for hematologic cancers, specifically myeloproliferative neoplasms (MPNs) such as myelofibrosis. Advanced computational chemistry and structural biology are utilized throughout the drug discovery process. A new generation of Type II JAK2 inhibitors is being developed to address unmet medical needs by improving therapeutic efficacy and reducing disease persistence. The company operates in the biotechnology sector, partnering with industry leaders like Schrödinger, Inc. to optimize drug-like properties of small molecules. Solutions are aimed at overcoming limitations of existing Type I JAK2 inhibitors through greater precision and selectivity.

Ajax Therapeutics's top competitors include Orca Bio, Ossium Health and Adicet Bio.

Ajax Therapeutics offers AJ1-11095 and AJ1-10502.

Ajax Therapeutics has 10 investors. Key investors include Lilly, Schrödinger, Memorial Sloan - Kettering Cancer Center, RA Capital, and Goldman Sachs Asset Management.

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