BIIB icon

Biogen (BIIB)

NASDAQ

$187.99

$0.080 (

+0.04%

)

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5D
1M
6M
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Market closed

BIIB: $187.99 / ₿ 0.0028 BTC / 279468 Sats

1D
5D
1M
6M
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Key statistics

$187.91
$110.04 - $202.41
$27.59B
124.4
$187.24
$1,402,218.24
146.76M
21.82
$112.66 - $390.00
$187.24 - $192.46
Yes

What is Biogen (BIIB)?

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).

The Biogen (BIIB) stock price has been rising

The Biogen Inc. Common Stock (BIIB) stock price today is $187.99, reflecting a +0.04% move since the market opened. The company’s market capitalization stands at $27.59B, with a daily trading volume of $1.40M shares. For investors tracking price trends, Biogen Inc. Common Stock stock has ranged between $187.24 and $192.46 today. The previous closing price was $187.91.

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BIIB FAQs

BIIB is in the Healthcare sector. Sector is a broad classification that groups companies based on their business activities, industry focus or economic function.

BIIB is in the Drug Manufacturers - General industry. Industry is a more specific classification within a sector, grouping companies that operate in a similar field and have closely related business models.

Over the past 52 weeks, Biogen Inc. Common Stock (BIIB) has traded between a low of $110.04 and a high of $202.41.

BIIB is in the Drug Manufacturers industry group. Industry group is a further subdivision within an industry, grouping companies with even more closely related business models and operations. This helps investors analyze stocks at a more detailed level than sector and industry classifications alone.

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