MOONLAKE CLASS ACTION ALERT: Bragar Eagel & Squire, P.C. Reminds Investors that a Class Action Lawsuit Has Been Filed Against MoonLake Immunotherapeutics and Encourages Investors to Contact the Firm

Core Points - A class action lawsuit has been filed against MoonLake Immunotherapeutics for allegedly misleading investors regarding its drug candidate sonelokimab (SLK) [8] - The lawsuit claims that MoonLake promoted SLK as superior to competing drugs while failing to disclose its lack of proven superiority [8] - Following the announcement of disappointing Phase 3 trial results, MoonLake's stock price dropped nearly 90%, resulting in significant investor losses [8] Allegation Details - The lawsuit alleges that MoonLake and its executives misrepresented the clinical advantages of SLK, which was claimed to have a unique Nanobody structure [8] - It is claimed that SLK targeted the same molecules as UCB's BIMZELX, contradicting the company's assertions of superiority [8] - The stock price fell 89.9% on September 29, 2025, after the announcement of the Phase 3 trial results [8] Next Steps - Investors who purchased MoonLake shares between March 10, 2024, and September 29, 2025, are encouraged to contact the law firm for more information and to discuss their legal rights [4] - The deadline for investors to apply to be appointed as lead plaintiff in the lawsuit is December 15, 2025 [8]