Arcturus Therapeutics Holdings Inc. is a biotechnology company focused on RNA-based medicines, developing a pipeline of vaccines for infectious diseases alongside treatments for rare liver and respiratory conditions across the United States. Its notable development programs encompass LUNAR-OTC, designed for ornithine transcarbamylase (OTC) deficiency, and LUNAR-CF, targeting cystic fibrosis lung disease caused by specific CFTR gene mutations. The company also advances vaccine initiatives such as LUNAR-COV19 and LUNAR-FLU.