Lexeo Therapeutics Inc.’s phase I/II data – characterized by Oppenheimer analyst Leland Gershell as “heroic” – this week with gene therapy LX-2020 in PKP2-associated arrhythmogenic cardiomyopathy pushed the New York-based firm’s shares (NASDAQ:LXEO) down 35% to a low of $6.90 Jan. 12, following a $10.54 close the previous trading day.