Beam Therapeutics Presents Additional Data for BEAM-302 in Alpha-1 Antitrypsin Deficiency (AATD) at 2025 Alpha-1 Foundation 7th Global Research Conference and 10th Patient Congress

New Data Demonstrate Proportion of Corrected M-AAT Reached a Mean of 91% of Total AAT in Circulation at Day 28 Following BEAM-302 Treatment in 60 mg Cohort (n=3)