Biogen

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About BIIB

Biogen, Inc. is a biopharmaceutical company, which engages in discovering, developing, and delivering therapies for neurological and neurodegenerative diseases. Its products include TECFIDERA, VUMERITY, AVONEX, PLEGRIDY, TYSABRI, and FAMPYRA for the treatment of MS, SPINRAZA for the treatment of SMA, ADUHELM for the treatment of Alzheimer's disease, and FUMADERM for the treatment of severe plaque psoriasis. 

CEO
Christopher A. Viehbacher
CEOChristopher A. Viehbacher
Employees
7,500
Employees7,500
Headquarters
Cambridge, Massachusetts
HeadquartersCambridge, Massachusetts
Founded
1978
Founded1978
Employees
7,500
Employees7,500

BIIB Key Statistics

Market cap
36.03B
Market cap36.03B
Price-Earnings ratio
44.76
Price-Earnings ratio44.76
Dividend yield
—
Dividend yield—
Average volume
1.44M
Average volume1.44M
High today
$258.63
High today$258.63
Low today
$241.25
Low today$241.25
Open price
$244.93
Open price$244.93
Volume
2.32M
Volume2.32M
52 Week high
$258.78
52 Week high$258.78
52 Week low
$138.00
52 Week low$138.00

Stock Snapshot

As of today, Biogen(BIIB) shares are valued at $244.05. The company's market cap stands at 36.03B, with a P/E ratio of 44.76.

On 2026-10-28, Biogen(BIIB) stock traded between a low of $241.25 and a high of $258.63. Shares are currently priced at $244.05, which is +1.2% above the low and -5.6% below the high.

Biogen(BIIB) shares are trading with a volume of 2.32M, against a daily average of 1.44M.

During the past year, Biogen(BIIB) stock moved between $138.00 at its lowest and $258.78 at its peak.

During the past year, Biogen(BIIB) stock moved between $138.00 at its lowest and $258.78 at its peak.

BIIB News

Simply Wall St 4h
Should Earnings Beat Require Action From Biogen Stock Investors?

Biogen reported third quarter 2026 revenue of US$2.80b compared with US$2.53b a year earlier, alongside an adjusted profit of US$2.62 per share that exceeded an...

Seeking Alpha 12h
Biogen boosts outlook after Q3 beat on multiple sclerosis franchise

Biogen (BIIB) shares gained in premarket trading on Wednesday after the Alzheimer's drugmaker reported higher-than-expected Q3 2026 financials thanks mainly to...

Biogen boosts outlook after Q3 beat on multiple sclerosis franchise
Investor's Business Daily 13h
Biogen Has 'Returned To Growth,' Says CEO — What To Know About Its Report

Technology Biogen Has 'Returned To Growth,' Says CEO — What To Know About Its Report Licensing Biogen (BIIB) crushed Wall Street's third-quarter expectations ea...

Biogen Has 'Returned To Growth,' Says CEO — What To Know About Its Report

Analyst ratings

68%

of 37 ratings
Buy
67.6%
Hold
29.7%
Sell
2.7%

More BIIB News

TipRanks 13h
Biogen: Q3 results demonstrate Biogen has returned to growth

Disclaimer: The TipRanks Smart Score performance is based on backtested results. Backtested performance is not an indicator of future actual results. The result...

Zacks 2d
Biogen Q3 Preview: Will Growth Products Drive an Earnings Beat?

We expect Biogen (BIIB Quick QuoteBIIB - Free Report) to beat expectations when it reports third-quarter 2026 results on Oct. 28, before market open. In t...

Biogen Q3 Preview: Will Growth Products Drive an Earnings Beat?
Simply Wall St 4d
Biogen Draws Fresh Valuation Focus Following Positive Lupus Trial Momentum

Biogen (BIIB) drew fresh attention after its shares rose 5.3%, as traders reacted to positive phase II AMETHYST data for litifilimab in cutaneous lupus and look...

Simply Wall St 6d
Can Biogen Support A Discount With Cash Flow Growth?

has delivered a strong run over the past year, and the question now is whether the cash it is expected to generate can justify where the stock trades today. Bi...

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