Shares of Ascendis Pharma (ASND) rose 17% on Monday after it reported top-line results from the pivotal ApproaCH study that evaluated investigational once-weekly administered TransCon CNP in children aged two to 11 years with achondroplasia, the most common form of dwarfism.ASND Drug Shows AGV Benefit in Achondroplasia PatientsThe ApproaCH study met its primary endpoint of annualized growth velocity (AGV) at 52 weeks — children treated with TransCon CNP achieved a mean AGV of 5.89 cm/year compared with 4.41 ...