BIIB vs KR Comparison

Biogen is an established biopharmaceutical company focused on treatments for neurodegenerative and rare diseases. Its declining multiple sclerosis franchise is its largest revenue generator and contributed 40% of total revenue in 2025. Biogen also generates significant revenue from its CD20 collaboration agreements with Roche (19% of total in 2025), 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).

Founded in 1883, Kroger is the largest pure-play supermarket operator in the United States, operating roughly 2,700 stores across more than 30 banners. Kroger's business is primarily grocery-led (roughly 79% of sales), spanning fresh food and private-label offerings, complemented by fuel centers (9%) and pharmacies (12%). The firm also generates income from advertising, data analytics, and manufacturing.