Interim phase II data of Wave Life Sciences Ltd.’s oligonucleotide, WVE-N531, revealed “impressive” dystrophin expression, solid safety and the potential for once-monthly dosing for boys with Duchenne muscular dystrophy who are amenable to exon 53 skipping. The findings drove Wave Life’s stock (NASDAQ:WVE) up by 53.4%, or $2.85, to close Sept. 24 at $8.19, after peaking earlier in the day at $8.35, its 52-week high.