35Pharma to be Acquired by GSK to Accelerate Development of HS235, a Potential Best-in-Class Investigational Medicine for Pulmonary Hypertension (PH)MONTREAL, Feb. 25, 2026 (GLOBE NEWSWIRE) -- 35Pharma, a Canada-based, private, clinical-stage biopharmaceutical company specialised in the development of novel protein-based therapeutics today announced it has entered into an agreement with GSK plc (GSK), under which GSK will acquire all of the outstanding equity interests in 35Pharma. The acquisition includes HS235, a potential best-in-class investigational medicine that has completed phase I healthy volunteer clinical trials with studies to start imminently in pulmonary arterial hypertension (PAH) and pulmonary hypertension due to heart failure with preserved ejection fraction (PH-HFpEF).
