Biogen Inc. Common Stock
Market cap $29.9B
$202.19
BIIB
$202.19
+0.78% today
Buy with €1M virtual cash · No real money
Biogen Inc. Common Stock (BIIB) is a publicly traded company listed on the XNAS. As of July 27, 2026, Invest's signal rates BIIB a Buy, with the stock up 54% over the past year. You can practice trading BIIB risk-free with €1,000,000 in virtual cash.
Key stats
As of July 27, 2026
Market Cap
$29.9B
Volume
596K
52-wk High
$219.72
52-wk Low
$124.56
Day High
$203.30
Day Low
$200.04
P/E (TTM)
21.74
Revenue (TTM)
$9.9B
EPS (TTM)
$9.30
Performance
1M
+1.3%
6M
+16.3%
1Y
+54.4%
Invest signal · BIIB
BuyAlgorithmic signal from price trend, valuation, and fundamentals — educational only, not financial advice.
BIIB overview
AI overviewRevenue & EPS — last 8 quarters
QoQ rev +8.7%Revenue
$2BEPS (diluted)
$2.15 per shareLatest BIIB news
Autoimmune Disease Therapeutics Market Size to Reach USD 137.85 Billion by 2035 as Biologics and Precision Medicine Drive Growth | SNS Insider
GlobeNewswire Inc. · Jul 15
Grey Matters Takes Delivery of the First Brain Dedicated PET Scanning System for its Flagship NovaScan Neuroimaging Clinic in Florida
GlobeNewswire Inc. · Jul 6
Biogen Is Paying $1 Billion for a Company That Won't Say What It Makes. Here's Why That's Actually Good News for BIIB Investors.
The Motley Fool · Jul 4
Block & Leviton LLP Announces Proposed Class Action Settlement on Behalf of Purchasers of Common Stock of Biogen, Inc. – BIIB
GlobeNewswire Inc. · Jun 29
INVESTOR ALERT: Pomerantz Law Firm Investigates Claims On Behalf of Investors of Biogen Inc. - BIIB
GlobeNewswire Inc. · Jun 23
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).
Employees
7,500
30-Day Win Rate · BIIB
12 days
11 days
Last 23 sessions
How to practice trading BIIB
- 1
Use the BIIB buy panel above
Set a quantity and hit Buy at the real market price — right here, nothing to download.
- 2
Trade with €1,000,000 virtual cash
You get a million in virtual money instantly to invest, risk-free.
- 3
Create a free account to save it
Sign up in seconds to keep your portfolio and track its performance.
- 4
Track and compete
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- 5
Prefer mobile? Get the iOS app
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Top BIIB traders on Invest
Full leaderboardFrequently asked questions
Is BIIB a good stock to buy right now?
As of July 27, 2026, Invest's signal rates BIIB a Buy, based on its price trend, valuation, and fundamentals (P/E around 21.7), with the stock up 54% over the past year. This is an educational signal, not financial advice — the best way to test the thesis is to practice trading BIIB risk-free first.
What is Biogen Inc. Common Stock's (BIIB) market cap?
Biogen Inc. Common Stock has a market capitalization of approximately $29.9B, on trailing-twelve-month revenue of about $9.9B.
How has BIIB stock performed?
BIIB is up 54% over the past year and up 16% over six months. Its 52-week range runs roughly from $124.56 to $219.72. Past performance doesn't predict future results.
How can I practice trading BIIB for free?
On Invest you get €1,000,000 in virtual cash and can buy BIIB at real market prices right in your browser — no download and no real money at risk. Create a free account to save your portfolio and track its performance over time.
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