BIIB vs TXT 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).

Textron is a conglomerate that designs, manufactures, and services a range of specialty aircraft including small jets, propeller-driven airplanes, helicopters, and tilt-rotor aircraft. Textron Aviation manufactures and services Cessna and Beechcraft planes. Bell is a helicopter and tilt-rotor manufacturer and servicer for both commercial and military customers. Textron Systems produces uncrewed aircraft and armored vehicles for the military market as well as aircraft simulators and training for the commercial and military markets. Textron Industrial contains the Kautex business, which manufactures plastic fuel tanks for conventional and hybrid motor vehicles, and other subsidiaries that produce specialized vehicles such as golf carts and all-terrain vehicles.