“This positive IDMC review marks another significant milestone in GPS development and builds on the favorable profile of our study drug, galinpepimut-S,” said Angelos Stergiou, MD, ScD h.c., President and Chief Executive Officer of SELLAS. “Enrollment continues in our global Phase 3 REGAL registrational study, which currently remains on track for interim analysis by the end of 2023 or early 2024.”