RTX vs REGN Comparison

RTX is an aerospace and defense manufacturer formed from the merger of United Technologies and Raytheon, with roughly equal exposure as a supplier to commercial aerospace and to the defense market. The company operates in three segments: Collins Aerospace, a diversified aerospace supplier; Pratt & Whitney, a commercial and military aircraft engine manufacturer; and Raytheon, a defense prime contractor providing a mix of missiles, missile defense systems, sensors, hardware, and communications technology to the military.

Regeneron Pharmaceuticals discovers, develops, and commercializes products that fight eye disease, cardiovascular disease, cancer, and inflammation. The company has several marketed products, including Eylea, approved for wet age-related macular degeneration and other eye diseases; Praluent for LDL cholesterol lowering; Dupixent in immunology; Libtayo in oncology; and Kevzara in rheumatoid arthritis. Regeneron is also developing monoclonal and bispecific antibodies with Sanofi, other collaborators, and independently, and has earlier-stage partnerships that bring new technology to the pipeline, including RNAi (Alnylam) and CRISPR-based gene editing (Intellia).