Biotechnology Shares of Sarepta Therapeutics closed up nearly 9% at $77.11 yesterday, after the US rare diseases specialist announced positive results from Part A of the MOMENTUM study (Study 5051-201), a global, Phase II, multi-ascending dose clinical trial of SRP-5051, its next-generation peptide phosphorodiamidate morpholino oligomer (PPMO) treatment for patients with Duchenne muscular dystrophy (DMD) who are amenable to exon 51 skipping. 4 May 2021