Exhibit 99.1 FOR IMMEDIATE RELEASE Incyte Reports 2025 First Quarter Financial Results and Provides Updates on Key Clinical Programs Conference Call and Webcast Scheduled Today at 8:00 a.m. ET WILMINGTON, Del. – April 29, 2025 – Incyte (Nasdaq:INCY) today reports 2025 first quarter financial results, and provides a status update on the Company's clinical development portfolio. "The double-digit revenue growth in the first quarter driven by the continued growth of Jakafi and Opzelura and the recent launch of ...