UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO SECTION 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of May, 2024 Commission File Number: 001-36815 Ascendis Pharma A/S (Exact Name of Registrant as Specified in Its Charter) Tuborg Boulevard 12 DK-2900 Hellerup Denmark (Address of principal executive offices) Indicate by check mark whether the registrant files or will file annual reports under cover of Fo ...