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.
Corporate profile
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.
Press Releases
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Press ReleasesMarch 9, 2026: MaaT Pharma to Present Four Abstracts at the 52nd European Bone Marrow Transplantation Annual Meeting and to Highlight Clinigen-Hosted Industry Symposium on acute GvHD Management -
Press Releases9 mars 2026 : MaaT Pharma annonce quatre présentations lors du 52ème Congrès Annuel de l’European Society for Blood and Marrow Transplantation (EBMT) et met en avant le symposium organisé par Clinigen sur le management de la GvH aiguë -
Press ReleasesFebruary 3, 2026: Monthly Information Regarding the Total Number of Voting Rights and Shares Comprising the Share Capital -
Press ReleasesJanuary 20, 2026: MaaT Pharma Announces First Patient Randomized in IMMUNOLIFE Phase 2 Study Sponsored by Gustave Roussy, To Explore the Role of the Gut Microbiome To Overcome ICI Resistance in Advanced NSCLC Patients with Antibiotic-Induced Dysbiosis -
Press ReleasesDecember 8, 2025: MaaT Pharma Presents Pivotal ARES Phase 3 Results for MaaT013 (Xervyteg®) in Acute GvHD at ASH 2025 Annual Congress and Announces 54% 1-Year Overall Survival -
Press ReleasesNovember 14, 2025: MaaT Pharma announces the successful completion of its Global Offering of €9.1 million
Media Coverage
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MediaNovember 28, 2025: French Tech : Maat Pharma, un anticancer issu du microbiote - BFM Business (French Only) -
MediaOctober 30, 2025: Éric Soyer – Directeur Financier MAAT PHARMA : Stratégie & actualités - Lyon Place Financière (French Only) -
MediaSeptember 22, 2025: Interview of Eric Soyer, CFO at MaaT Pharma - Boursier.com (French Only) -
MediaAugust 7, 2025: French Tech : Maat Pharma traite les complications de greffe de moelle osseuse - BFM Business (French Only) -
MediaJuly 21, 2025: World’s First Hemato-Oncology Microbiota Therapeutic Among Latest New EU Filings - Citeline -
MediaJune 25, 2025: Just the Two of Us: Creating Microbiomes to Fight Cancer, ALS, and More - Inside Precision Medicine
Posters
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PostersKey Results from the CHRONOS Multicentre Retrospective Cohort Study Describing Patient Outcomes in Third-Line Acute Gastrointestinal GvHD -
PostersTHRASSA, A Multicenter, Open-label Study Evaluating The Safety, Tolerability And Efficacy Of MaaT013 In Ruxolitinib-refractory Or Intolerant Paediatric/ Adolescent Participants With Gastrointestinal Acute Graft-versus-Host Disease -
PostersMaaT033 For Gut Microbiota Optimization To Improve Survival After Allogenic HCT: The PHOEBUS Trial -
PostersMaaT013 Pooled Fecal Microbiotherapy Improves Gastrointestinal Physiology And Controls Inflammation Which Delays GvHD In A Proof-Of-Concept Humanized Mouse Study -
PostersMaaT034, a new co-cultured microbiome ecosystem therapy candidate, potentiates anti-PD1 mediated antitumoral activity in germ-free mice -
PostersMaaT034, 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