Exhibit 99.1 FOR IMMEDIATE RELEASE Incyte Reports Fourth Quarter and Full Year 2025 Financial Results Total revenue of $1.51 billion (+28$5.14 billion (+21% Y/Y) for the full year 2025 Total net product revenue of $1.22 billion (+20$4.35 billion (+20%) for the full year 2025, exceeding full year 2025 net product revenue guidance of $4.23 -$4.32 billion Provides full year 2026 total net product revenue guidance range of $4.77 -$4.9 ...