Exhibit 99.1 Climb Bio Reports First Quarter 2025 Financial Results and Provides Business Updates Clinical Trials of Budoprutug in Primary Membranous Nephropathy (pMN), Immune Thrombocytopenia (ITP), and Systemic Lupus Erythematosus (SLE) on Track to Initiate in 2025 CLYM116 Progressing Towards Anticipated IND or CTA Submission in Second Half 2025 Appointed Kim Cobleigh Drapkin, CPA, and Bo Cumbo as Independent Directors and Perrin Wilson, Ph.D., as Chief Business Of icer Dr. Brennan continued, "We have als ...