Phio Pharmaceuticals Corp. announced that it will present recent clinical data from its ongoing Phase 1b dose escalation clinical trial of INTASYL PH-762, an siRNA-based therapeutic, at the 40th Annual Meeting of the Society for Immunotherapy of Cancer $(SITC)$. The trial is evaluating the safety and tolerability of intratumoral injections of PH-762 in patients with cutaneous squamous carcinoma, Merkel cell carcinoma, and melanoma. The poster presentation, titled "PD-1 Directed Intratumoral Immunotherapy for Cutaneous Carcinomas: A Clinical Study of INTASYL PH-762," will be delivered by Mary Spellman, M.D., on November 8, 2025, at the Gaylord National Resort and Convention Center in National Harbor, Maryland. The clinical results will be presented at this upcoming conference.