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Biogen Inc. Common Stock

BIIB XNAS

$193.45 +2.07 (+1.08%) ▲ 15-min delayed

Open

$189.68

High

$195.20

Low

$189.50

Volume

931.6K

Market Cap

$28.56B

About Biogen Inc. Common Stock

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).

Sector: BIOLOGICAL PRODUCTS, (NO DIAGNOSTIC SUBSTANCES) Employees: 7.5K Website →

Key Financials

Period	Revenue	Net Income	EPS
Q1 2026	$2.48B	$319.50M	$2.17
FY 2025	$9.89B	$1.29B	$8.83
Q3 2025	$2.53B	$466.50M	$3.18
Q2 2025	$2.65B	$634.80M	$4.33

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