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Biogen Idec (BIIB)

143.04
-1.65 (-1.14%)
NASDAQ · Last Trade: Oct 14th, 10:05 AM EDT
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Detailed Quote

Previous Close144.69
Open144.09
Bid143.04
Ask143.48
Day's Range143.03 - 144.97
52 Week Range110.04 - 194.13
Volume85,876
Market Cap20.86B
PE Ratio (TTM)13.67
EPS (TTM)10.5
Dividend & YieldN/A (N/A)
1 Month Average Volume1,831,522

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About Biogen Idec (BIIB)

Biogen is a global biotechnology company dedicated to discovering, developing, and delivering innovative therapies for neurological and neurodegenerative diseases. The company focuses on addressing serious conditions such as multiple sclerosis, Alzheimer's disease, and spinal muscular atrophy, among others. Through advanced research and development, Biogen aims to create breakthrough treatments that improve the lives of patients and their families, and it leverages its expertise in biologics and immunology to bring novel solutions to market. Additionally, Biogen is committed to advancing science and fostering collaboration within the medical and scientific communities to further enhance patient care. Read More

News & Press Releases

1 Healthcare Stock to Research Further and 2 We Find Risky
Healthcare companies are pushing the status quo by innovating in areas like drug development and digital health. But speed bumps such as inventory destockings have persisted in the wake of COVID-19, limiting growth. This has capped returns as the industry’s six-month gain of 8.6% has lagged the S&P 500’s 22.9% climb.
Via StockStory · October 14, 2025
LEQEMBI® IQLIK™(lecanemab-irmb) Subcutaneous Autoinjector Named to TIME’s “Best Inventions of 2025”
TOKYO and CAMBRIDGE, Mass., Oct. 13, 2025 (GLOBE NEWSWIRE) -- Eisai Co., Ltd. (Headquarters: Tokyo, CEO: Haruo Naito, “Eisai”) and Biogen Inc. (Nasdaq: BIIB, Headquarters: Cambridge, Massachusetts, CEO: Christopher A. Viehbacher, “Biogen”) announced today that LEQEMBI® IQLIK™, a subcutaneous autoinjector formulation of lecanemab (generic name), for the treatment of Alzheimer’s disease (AD) has been selected by TIME as one of the “Best Inventions of 2025” in the Medical and Healthcare category.
By Biogen Inc. · Via GlobeNewswire · October 13, 2025
Reflecting On Therapeutics Stocks’ Q2 Earnings: Amgen (NASDAQ:AMGN)
Looking back on therapeutics stocks’ Q2 earnings, we examine this quarter’s best and worst performers, including Amgen (NASDAQ:AMGN) and its peers.
Via StockStory · October 12, 2025
UnitedHealth, Brookdale, Collegium Pharmaceutical, QuidelOrtho, and Biogen Shares Are Falling, What You Need To Know
A number of stocks fell in the afternoon session after worries over worsening trade relations with China were triggered by critical comments from President Donald Trump. 
Via StockStory · October 10, 2025
7 Analysts Have This To Say About Biogenbenzinga.com
Via Benzinga · October 10, 2025
Stoke Therapeutics and Biogen Present New Data at the 54th Child Neurology Society (CNS) Annual Meeting that Support the Potential of Zorevunersen as a Disease-Modifying Medicine for Dravet Syndrome
Stoke Therapeutics, Inc. (Nasdaq: STOK), a biotechnology company dedicated to restoring protein expression by harnessing the body’s potential with RNA medicine, and Biogen Inc. (Nasdaq: BIIB) today announced the presentation of longer-term follow-up analyses from the ongoing open-label extension (OLE) studies of zorevunersen that support the potential of zorevunersen as a disease-modifying medicine for Dravet syndrome. These new results were presented at the 54th Child Neurology Society (CNS) Annual Meeting.
By Stoke Therapeutics, Inc. · Via Business Wire · October 9, 2025
Biogen and Stoke Therapeutics Present New Data at the 54th Child Neurology Society (CNS) Annual Meeting that Support the Potential of Zorevunersen as a Disease-Modifying Medicine for Dravet Syndrome
– An analysis designed to evaluate the potential effects of the Phase 3 zorevunersen dosing regimen showed continuing improvements in cognition and behavior at 2 years; results contrast with minimal change in natural history –
By Biogen Inc. · Via GlobeNewswire · October 9, 2025
1 Value Stock with Promising Prospects and 2 We Avoid
Value stocks typically trade at discounts to the broader market, offering patient investors the opportunity to buy businesses when they’re out of favor. The key risk, however, is that these stocks are usually cheap for a reason – five cents for a piece of fruit may seem like a great deal until you find out it’s rotten.
Via StockStory · October 9, 2025
Ionis Pharmaceuticals (NASDAQ:IONS) Ascends to Six-Year High, Fueled by Breakthrough Pipeline and Robust Sales Outlook
Carlsbad, CA – October 8, 2025 – Ionis Pharmaceuticals (NASDAQ:IONS) is currently witnessing a remarkable surge in its stock value, nearing a six-year high. This impressive ascent is largely driven by the company's recent strategic guidance, which forecasts over $5 billion in potential annual peak sales from its robust pipeline of
Via MarketMinute · October 8, 2025
Eisai and Biogen Announce U.S. Availability of LEQEMBI® IQLIK™ (lecanemab-irmb) Subcutaneous Injection Maintenance Dose for Treatment of Early Alzheimer’s Disease
New LEQEMBI Companion™ program launched to expand helpful resources for patients throughout the treatment journey, including Nurse Educators who can provide patients with injection training, and an injection tracking tool and more
By Biogen Inc. · Via GlobeNewswire · October 6, 2025
Which S&P500 stocks are moving on Monday?chartmill.com
Stay updated with the movements of the S&P500 index one hour before the close of the markets on Monday. Discover which stocks are leading as top gainers and losers in today's session.
Via Chartmill · October 6, 2025
Nasdaq 100 Top 25,000 As AMD Spikes, Gold Eyes $4,000: What's Moving Markets Monday?benzinga.com
Tech and AI-related stocks continued to propel Wall Street to new record highs Monday, with Advanced Micro Devices Inc. (NASDAQ:AMD) surging nearly 30% after unveiling a landmark investment in OpenAI.
Via Benzinga · October 6, 2025
Monday's session: top gainers and losers in the S&P500 indexchartmill.com
Let's have a look at what is happening on the US markets in the middle of the day on Monday. Below you can find the top S&P500 gainers and losers in today's session.
Via Chartmill · October 6, 2025
Breakthrough in Alzheimer’s Diagnostics: University of Liverpool Unveils Low-Cost, Handheld AI Blood Test
In a monumental stride towards democratizing global healthcare, researchers at the University of Liverpool have announced the development of a pioneering low-cost, handheld, AI-powered blood test designed for the early detection of Alzheimer's disease biomarkers. This groundbreaking innovation, widely reported between October 1st and 6th, 2025, promises to revolutionize how Alzheimer's is diagnosed, making testing [...]
Via TokenRing AI · October 6, 2025
Which S&P500 stocks are gapping on Monday?chartmill.com
Wondering what's happening in today's session regarding gap up and gap down stocks? Explore the S&P500 index on Monday to uncover the stocks that are gapping in the S&P500 index.
Via Chartmill · October 6, 2025
Decoding Life's Blueprint: New Tech Maps RNA-Protein Interactions, Unlocking Disease Cures
A monumental leap in biomedical research has been announced with the development of a breakthrough technology capable of mapping the entire intricate network of RNA-protein interactions within human cells. This innovation, spearheaded by bioengineers at the University of California San Diego, promises to fundamentally transform our understanding of complex diseases
Via MarketMinute · October 2, 2025
3 Low-Volatility Stocks That Concern Us
Low-volatility stocks may offer stability, but that often comes at the cost of slower growth and the upside potential of more dynamic companies.
Via StockStory · October 2, 2025
A Look Back at Therapeutics Stocks’ Q2 Earnings: Myriad Genetics (NASDAQ:MYGN) Vs The Rest Of The Pack
Looking back on therapeutics stocks’ Q2 earnings, we examine this quarter’s best and worst performers, including Myriad Genetics (NASDAQ:MYGN) and its peers.
Via StockStory · October 1, 2025
Biogen Soars 9.02% on Groundbreaking Alzheimer's Drug Advancements: A New Era for Dementia Treatment Dawns
Boston, MA – October 1, 2025 – Biogen Inc. (NASDAQ: BIIB) saw its stock surge by an impressive 9.02% today, propelled by a wave of promising advancements in its Alzheimer's disease drug testing pipeline. The significant leap signals renewed investor confidence and marks a potentially pivotal moment in the battle against
Via MarketMinute · October 1, 2025
Trump-Pfizer Deal Pushes Health Care Stocks To Best Rally In 5 Yearsbenzinga.com
Health care stocks rallied after Trump struck a drug pricing deal with Pfizer, offering major discounts and pausing pharma tariffs.
Via Benzinga · October 1, 2025
Wednesday's session: top gainers and losers in the S&P500 indexchartmill.com
Wondering what's happening in today's session for the S&P500 index? Stay informed with the top movers within the S&P500 index on Wednesday.
Via Chartmill · October 1, 2025
Health Care Stocks Rally, Nike Beats The Street: What's Moving Markets Wednesday?benzinga.com
Wall Street posts modest gains as shutdown begins and jobs data disappoints, but optimism around earnings and rate cuts keeps markets afloat.
Via Benzinga · October 1, 2025
Which S&P500 stocks are moving on Wednesday?chartmill.com
Let's delve into the developments on the US markets in the middle of the day on Wednesday. Below, you'll find the top gainers and losers within the S&P500 index during today's session.
Via Chartmill · October 1, 2025
Dow Futures Defy Shutdown Fears: A Deep Dive into Market Resilience
As the U.S. government teeters on the brink of another shutdown, a seemingly counter-intuitive phenomenon is gripping financial markets: Dow futures are not only holding steady but are showing signs of growth. On Monday, September 29, 2025, Dow Jones Industrial Average futures edged upwards, mirroring similar gains in S&
Via MarketMinute · September 29, 2025
“LEQEMBI®” (lecanemab) IV Maintenance Dosing for the Treatment of Early Alzheimer’s Disease Approved in China
TOKYO and CAMBRIDGE, Mass., Sept. 28, 2025 (GLOBE NEWSWIRE) -- Eisai Co., Ltd. (Headquarters: Tokyo, CEO: Haruo Naito, “Eisai”) and Biogen Inc. (Nasdaq: BIIB, Corporate headquarters: Cambridge, Massachusetts, CEO: Christopher A. Viehbacher, “Biogen”) announced today that humanized anti-soluble aggregated amyloid-beta (Aβ) monoclonal antibody “LEQEMBI®” (brand name in China: “乐意保®”, generic name: lecanemab) has been approved for once every four weeks intravenous (IV) maintenance dosing by the National Medical Products Administration (NMPA) in China.
By Biogen Inc. · Via GlobeNewswire · September 28, 2025