Rocket Pharmaceuticals Inc. Rocket Pharmaceuticals Inc is a late-stage biopharmaceutical company. It is focused on the development of gene therapies for rare and devastating pediatric diseases. The pipeline products of the company include RP-A501 for Danaon Disease, RP-L102 for Fanconi Anemia, RP-L201 for Leukocyte Adhesion, RP-L301 for Pyruvate Kinase Deficiency, and RP-L401 for Infantile Malignant Osteopetrosis. The Company has one reportable segment related to R&D and commercial readiness of its gene therapies.