BIIB vs ESLT Comparison

Biogen is an established biopharmaceutical company focused on treatments for neurological diseases and rare diseases. Its declining multiple sclerosis franchise is its largest revenue generator and contributed 45% of total revenue in 2024. Biogen also generates significant revenue from its CD20 collaboration agreements with Roche (18% of total in 2024), which includes oncology drugs Rituxan and Gazyva and multiple sclerosis drug Ocrevus. Biogen's newer franchises include Spinraza (spinal muscular atrophy, with partner Ionis), Leqembi (Alzheimer's disease, collabroation revenue from its partner Eisai), Skyclarys (Friedreich's ataxia, Reata), Zurzuvae (postpartum depression, Sage), and Qalsody (amyotrophic lateral sclerosis, Ionis).

Elbit Systems Ltd is a technology company involved in producing a portfolio of systems and products for aircraft, land, and naval applications. The company's products are used for defense, homeland security, and commercial flight capabilities. Its systems and solutions may be installed on new platforms, or it may perform a comprehensive modernization program to transform a platform. Elbit Systems gives instructions to its customers on the proper maintenance of its products and will provide support team specialists when the customer cannot fix a problem. The company markets its systems and products as a prime contractor or as a subcontractor to government, defense, and homeland security contractors world wide.