Atrium Therapeutics Inc is a biopharmaceutical firm focused on developing RNA-based therapeutics for cardiac conditions, including cardiomyopathies. Its platform technology is designed to enable targeted delivery of RNA therapeutics to heart tissue by combining ligand-based targeting approaches with oligonucleotide-based therapies. The company's development pipeline includes programs targeting genetically associated forms of cardiomyopathy, specifically involving the PRKAG2 and PLN genes.