Phio Pharmaceuticals Corp. Overview
Pro stress-test →Phio Pharmaceuticals is a clinical-stage biopharmaceutical company developing immuno-oncology therapeutics based on its proprietary INTASYL self-delivering siRNA technology platform. The company is advancing PH-762, a lead candidate in Phase 1b trials for cutaneous squamous cell carcinoma and melanoma, with recent results showing promising safety and efficacy signals.
Strategic Profile
Pro stress-test →Co-founded by Nobel Prize scientist Craig Mello (RNAi discoverer), Phio leverages advanced gene silencing technology to enhance immune cell effectiveness against tumor cells without requiring specialized drug delivery systems. The company is transitioning from discovery to development with recent leadership strengthening to support regulatory engagement and clinical advancement.
Competitive Landscape
Pro stress-test →Phio competes in the immuno-oncology space against larger companies with established checkpoint inhibitors and cell therapies. Key differentiators include self-delivering siRNA technology avoiding complex formulations, and focus on underexplored targets (PD-1, BRD4) in skin cancers. Competitive positioning is early-stage with limited direct comparables; clinical validation and manufacturing scale-up are critical
Industry Context
Phio Pharmaceuticals Corp. operates in Biopharmaceutical/Immuno-Oncology.
Key facts
Founded: 2011 · Headquarters: Marlborough, Massachusetts, US · Employees: Unknown · Revenue: N/A · Market cap: $11.6M