Exhibit 99.1 Scholar Rock Reports First Quarter 2024 Financial Results and Highlights Business Progress - On track to report topline data from pivotal Phase 3 SAPPHIRE trial in patients with Spinal Muscular Atrophy in 4Q 2024 - Initiating Phase 2 proof-of-concept trial evaluating apitegromab in obesity in June 2024 - Updated SRK-181 clinical data selected for oral presentation at American Society of Clinical Oncology (ASCO) - New SRK-439 preclinical data selected for oral presentation at American Diabetes A ...