Regeneron Pharmaceuticals, Inc. Common Stock, also called Regeneron, is a biotechnology company, which engages in the discovery, invention, development, manufacture, and commercialization of medicines. Read More It product portfolio includes the following brands: EYLEA, Dupixent, Praluent, Kevzara, Libtayo, ARCALYST, and ZALTRAP. The firm accelerates the traditional drug development process through its proprietary VelociSuite technologies such as VelocImmune, which uses unique genetically-humanized mice to produce optimized fully-human antibodies and bispecific antibodies. The company was founded by Alferd G. Gilman, Leonard S. Schleifer, and Eric M. Shooter on January 8, 1988 and is headquartered in Tarrytown, NY. The listed name for REGN is Regeneron Pharmaceuticals, Inc. Common Stock.