On Jun. 14, 2021, Moderna announced that it had submitted an authorization application to Swissmedic for use of its COVID-19 vaccine in adolescents. In May, the Company announced that the Phase 2/3 TeenCOVE study of Modernaﾒs COVID-19 vaccine in adolescents met its primary immunogenicity endpoint, successfully bridging immune responses to the adult vaccination. In the study, no cases of COVID-19 were observed in participants who had received two doses of the Moderna COVID-19 vaccine using the primary definition.