Wave Life Sciences Ltd. (NASDAQ: WVE), a clinical-stage biotechnology company focused on unlocking the broad potential of RNA medicines to transform human health (“Wave” or “Wave Life Sciences”), has obtained the requisite shareholder approval required in connection with its proposed redomiciliation (“Redomiciliation”) to the United States by way of the implementation of a statutory procedure known as a scheme of arrangement under Section 210 of the Companies Act 1967 of Singapore (the “Scheme of Arrangement”). The Scheme of Arrangement remains subject to approval by the High Court of the Republic of Singapore (the “Singapore Court”).

Wave has made an application to the Singapore Court to approve the Scheme of Arrangement, as filed in HC/SUM 2058/2026 in HC/OA 434/2026 in the Singapore Court on July 1, 2026 (Singapore Time), and the application has been directed to be heard before the Singapore Court on July 14, 2026 at 2:30 pm (Singapore Time), at Chamber 2A of the Supreme Court of Singapore at 1 Supreme Court Lane, Singapore 178879. The Singapore Court has directed that any affidavits in response to the application must be submitted to the Singapore Court by 4:00 pm (Singapore Time) on July 8, 2026, and that any written submissions and bundles of authorities must be filed with and tendered to the Singapore Court by 4:00 pm (Singapore Time) on July 10, 2026.

A copy of the materials filed with the application and the related directions provided by the Singapore Court will be made available under the Corporate Governance section of our Investor Relations website.