Lyon, France, July 28, 2025 – 7:30am CET – MaaT Pharma (EURONEXT: MAAT – the “Company”), a clinical-stage biotechnology company and a leader in the development of Microbiome Ecosystem TherapiesTM (MET) dedicated to enhancing survival for patients with cancer through immune modulation, today announced that it has secured a €37.5 million, 4-tranche financing from the European Investment Bank (EIB). The financing will support the advancement of its late-stage hemato-oncology clinical programs including the lead-asset Xervyteg®, recently partnered with Clinigen in Europe, and currently under regulatory review by the European Medicines Agency (EMA) for the treatment of acute Graft-versus-Host Disease (aGvHD) and the second drug candidate, MaaT033, currently being evaluated in a Phase 2b randomized controlled trial in improving survival for patients receiving allogeneic stem cell transplants.