Valneva’s Chikungunya Vaccine IXCHIQ® Now Authorized in Canada for Individuals Aged 12 and Older

Saint Herblain (France), August 18, 2025 – Valneva SE (Nasdaq: VALN; Euronext Paris: VLA), a specialty vaccine company, today announced that Health Canada has granted marketing authorization for its single-dose vaccine, IXCHIQ®, for the prevention of disease caused by the chikungunya virus in individuals aged 12 years and older. This announcement adds to the adult marketing authorization already received in Canada1 and complements the adolescent label extension received in Europe in April 20252.