We are a leading, late-stage clinical company focused on developing innovative gut microbiome-driven therapies to modulate the immune system and enhance cancer patient survival. Supported by a talented team committed to making a difference for patients worldwide, the Company was founded in 2014 and is based in Lyon, France.
As a pioneer, MaaT Pharma has reached a major milestone in its development in January 2025, with positive topline results from its Phase 3 clinical trial evaluating its microbiome-driven immunomodulator in oncology. Using its proprietary pooling and co-cultivation technologies, MaaT Pharma develops high diversity, standardized drug candidates, aiming at extending life of cancer patients. MaaT Pharma has been listed on Euronext Paris (ticker: MAAT) since 2021.
Enhancing Survival Through Innovative Immune Modulation
We are a late-stage clinical company developing microbiome therapies to modulate the immune system and improve cancer survival.
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Corporate profile
Press Releases

June 2, 2025: MaaT Pharma Advances Toward Commercialization And Submits Marketing Authorization Application to the European Medicines Agency (EMA) for Xervyteg® (MaaT013) in Acute Graft-versus-Host Disease
MaaT Pharma Advances Toward Commercialization And Submits Marketing Authorization Application to the European Medicines Agency…

May 14, 2025: MaaT Pharma To Present Updated Data for MaaT013 in Early Access Program at the European Hematology Association (EHA) Annual Congress
Media Coverage

May 15, 2025: MaaT Pharma : Présentation investisseurs, Stratégie et Perspectives 2025 – La Bourse et La Vie (French Only)

May 13, 2025: Microbiome-Targeting Therapy MaaT033 Continues to Show Promise in Final Phase 1 Readout – Neurology Live
Posters

MaaT034, a new co-cultured microbiome ecosystem therapy candidate, safely colonizes the gastro-intestinal tract of germ-free mice to restore a healthy gut physiology and stimulates immunity

Pooled Fecal Allogenic Microbiotherapy for Refractory Gastrointestinal Acute Graft-Versus-Host Disease: Results from Early Access Program in Europe

MaaT033 to ensure optimal intestinal microbiota to improve survival of patients receiving allo-HSCT: PHOEBUS trial
