NASDAQ:BIIB Biogen (BIIB) Stock Price, News & Analysis $218.43 -3.72 (-1.67%) Closing price 10/8/2026 04:00 PM EasternExtended Trading$218.58 +0.14 (+0.07%) As of 10/8/2026 07:58 PM Eastern Extended trading is trading that happens on electronic markets outside of regular trading hours. This is a fair market value extended hours price provided by Massive. Learn more. Add Compare Share Share Stock Analysis Stock AnalysisAnalyst ForecastsChartCompetitorsEarningsFDA EventsFinancialsInsider TradesNews and TrendsOptions ChainOwnershipSEC FilingsShort Interest About Biogen Stock (NASDAQ:BIIB) View Price History Chart DataSkip Price History Chart 1 Day 5 Days 30 Days 90 Days 1 Year Advanced 1 Day 1 Day 5 Days 30 Days 90 Days 1 Year Advanced Show volume Show extended hours Get Biogen alerts:Sign Up Key Stats Today's Range$215.73▼$223.0950-Day Range$201.82▼$228.6952-Week Range$138.00▼$230.49Volume1.34 million shsAverage Volume1.14 million shsMarket Capitalization$32.27 billionP/E Ratio38.66Dividend YieldN/APrice Target$230.00Consensus RatingModerate Buy Company Overview Biogen Inc. is a biotechnology company that discovers, develops and commercializes therapies for serious neurological and neurodegenerative diseases. Its research focuses on conditions including multiple sclerosis, spinal muscular atrophy, Alzheimer’s disease, amyotrophic lateral sclerosis and rare neuromuscular disorders. Biogen’s products include Spinraza (nusinersen) for spinal muscular atrophy, Tysabri (natalizumab) and Tecfidera (dimethyl fumarate) for multiple sclerosis, Qalsody (tofersen) for a genetically defined form of ALS, and Skyclarys (omaveloxolone) for Friedreich’s ataxia. The company also partnered with Eisai on Leqembi (lecanemab), an Alzheimer’s disease treatment, and has participated in the development and commercialization of biosimilars through its collaboration with Samsung Bioepis. Founded in 1978, Biogen is headquartered in Cambridge, Massachusetts, and serves patients and healthcare providers in markets around the world. The company’s operations include research and development, regulatory support, manufacturing and commercial activities across North America, Europe and other international regions. Biogen is led by Chief Executive Officer Christopher A. Viehbacher.AI Generated. May Contain Errors. Read More Biogen Stock Analysis - MarketRank™See Top-Rated MarketRank™ Stocks67th Percentile Overall ScoreBIIB MarketRank™: Biogen scored higher than 67% of companies evaluated by MarketBeat, and ranked 370th out of 884 stocks in the healthcare sector. Scores are calculated by averaging available category scores, with extra weight given to analysis and valuation. Analyst's Opinion2.7 / 5Analyst RatingModerate Buy Consensus RatingBiogen has received a consensus rating of Moderate Buy. The company's average rating score is 2.56, and is based on 1 strong buy rating, 17 buy ratings, 13 hold ratings, and 1 sell rating.Upside/DownsideThe consensus price target for Biogen is close to its current price, suggesting limited near-term upside or downside.Amount of Analyst CoverageBiogen has been the subject of 20 research reports in the past 90 days, demonstrating strong analyst interest in this stock.Read more about Biogen's stock forecast and price target. Earnings and Valuation3.1 / 5Proj. Earnings Growth29.81% Earnings GrowthEarnings for Biogen are expected to grow by 29.81% in the coming year, from $12.41 to $16.11 per share.Price to Earnings Ratio vs. the MarketThe P/E ratio of Biogen is 38.66, which means that it is trading at a less expensive P/E ratio than the market average P/E ratio of about 44.55.Price to Earnings Ratio vs. SectorThe P/E ratio of Biogen is 38.66, which means that it is trading at a less expensive P/E ratio than the Healthcare sector average P/E ratio of about 274.55.Price to Earnings Growth RatioBiogen has a PEG Ratio of 2.45. PEG Ratios above 1 indicate that a company could be overvalued.Price to Book Value per Share RatioBiogen has a P/B Ratio of 1.76. P/B Ratios below 3 indicates that a company is reasonably valued with respect to its assets and liabilities.Read more about Biogen's valuation and earnings. Short Interest2.0 / 5Short Interest LevelBearish Percentage of Shares Shorted3.95% of the float of Biogen has been sold short.Short Interest Ratio / Days to CoverBiogen has a short interest ratio ("days to cover") of 7.59.Change versus previous monthShort interest in Biogen has recently increased by 1.59%, indicating that investor sentiment is decreasing. Dividend0.0 / 5Dividend StrengthN/A Dividend YieldBiogen does not currently pay a dividend.Dividend GrowthBiogen does not have a long track record of dividend growth. News and Social Media3.6 / 5News Sentiment0.74 News SentimentBiogen has a news sentiment score of 0.74. This score is calculated as an average of sentiment of articles about the company over the last seven days and ranges from 2 (good news) to -2 (bad news). This is a higher news sentiment than the 0.40 average news sentiment score of Healthcare companies.News Coverage This WeekMarketBeat has tracked 19 news articles for Biogen this week, compared to 11 articles on an average week.Search Interest20 people have searched for BIIB on MarketBeat in the last 30 days. This is an increase of 150% compared to the previous 30 days.MarketBeat FollowsOnly 5 people have added Biogen to their MarketBeat watchlist in the last 30 days. This is a decrease of 0% compared to the previous 30 days. Company Ownership0.7 / 5Insider TradingN/A Insider Buying vs. Insider SellingIn the past three months, Biogen insiders have not sold or bought any company stock.Percentage Held by Insiders0.25% of the stock of Biogen is held by insiders.Percentage Held by Institutions87.93% of the stock of Biogen is held by institutions. High institutional ownership can be a signal of strong market trust in this company.Read more about Biogen's insider trading history. 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Unsubscribe at any time by replying "STOP" to any text message that you receive from MarketBeat or by visiting our mailing preferences page. Read our full terms of service and privacy policy. BIIB Stock News HeadlinesAI Predicted Novartis’ $30 Billion Drug Failure. Are Biogen and Takeda Next?October 7 at 7:51 AM | tipranks.comBiogen expected to slightly beat third-quarter earnings as lupus trial data loom, Jefferies saysOctober 6 at 2:28 PM | proactiveinvestors.comALERT: Drop these 5 stocks before the market opens tomorrow!The Wall Street Journal is already raising the alarm about a potential market crash, and Weiss Ratings research points to the first half of 2026 as a particularly rough stretch for certain holdings. Some of America's most popular stocks could take serious damage as a radical market shift plays out. Analysts at Weiss Ratings have identified five names you may want to remove from your portfolio before this unfolds. If any of these are in your portfolio, now is the time to review your positions. | Weiss Ratings (Ad)Piper Sandler Keeps Their Buy Rating on Biogen (BIIB)October 6 at 1:13 PM | theglobeandmail.comWill Biogen (BIIB) Beat Estimates Again in Its Next Earnings Report?October 6 at 1:13 PM | finance.yahoo.comBiogen Maintained at Buy as Analyst Sees Favorable Risk-Reward Ahead of Lupus Data; $256 Price Target ReaffirmedOctober 6 at 7:50 AM | tipranks.comProMIS Neurosciences Appoints Former Biogen and Roche Executive Ivana Rubino as Chief Commercial OfficerOctober 6 at 7:31 AM | quiverquant.comQBiogen (NASDAQ:BIIB) Shares Break Above 200-Day Moving Average - Here's What HappenedOctober 6 at 2:40 AM | americanbankingnews.comSee More Headlines BIIB Stock Analysis - Frequently Asked Questions How have BIIB shares performed this year? Biogen's stock was trading at $175.99 at the start of the year. Since then, BIIB shares have increased by 24.1% and is now trading at $218.43. How were Biogen's earnings last quarter? Biogen Inc. (NASDAQ:BIIB) issued its earnings results on Wednesday, July, 29th. The biotechnology company reported $3.60 earnings per share for the quarter, topping analysts' consensus estimates of $2.94 by $0.66. The company's revenue was up 3.4% on a year-over-year basis. Read the conference call transcript. Does Biogen have any subsidiaries? Biogen subsidiaries include these companies: Nightstar Therapeutics plc, Convergence Pharmaceuticals, TYSABRI, Stromedix Inc., Panima Pharmaceuticals AG, Syntonix Pharmaceuticals Inc., Fumapharm, and others. Who are Biogen's major shareholders? Biogen's top institutional investors include Boltwood Capital Management and Polaris Financial Partners. Insiders that own company stock include Eric K Rowinsky, Nicole Murphy, Stephen A Sherwin, Stephen A Sherwin, Stephen A Sherwin, Priya Singhal and Rachid Izzar. View institutional ownership trends. How do I buy shares of Biogen? Shares of BIIB stock can be purchased through any online brokerage account. Popular online brokerages with access to the U.S. stock market include Charles Schwab, E*TRADE, Fidelity, and Vanguard Brokerage Services. What other stocks do shareholders of Biogen own? Based on aggregate information from My MarketBeat watchlists, some other companies that Biogen investors own include NVIDIA (NVDA), Meta Platforms (META), Advanced Micro Devices (AMD), Netflix (NFLX), Tesla (TSLA), Broadcom (AVGO) and Intel (INTC). Company Calendar Last Earnings7/29/2026Today10/08/2026Next Earnings (Estimated)10/28/2026Fiscal Year End12/31/2026Get Stock Alerts Health Indicator TradeSmith's Health IndicatorA long-term volatility-based measure designed for securities held 12 months or longer.Green: Strong and healthy uptrend with normal pullbacks.Yellow: Significant pullback but still within expected volatility.Red: Dropped beyond expected volatility; considered unhealthy. Green Zone (5m+) 1-Year History Oct 25 Jan 26 Apr 26 Jul 26 Oct 26 BIIB's financial health is in the Green zone, according to TradeSmith. BIIB has been in this zone for over 5 months. Industry, Sector and Symbol Stock ExchangeNASDAQ SectorHealthcare Industry Biotechnology Sub-IndustryBiotechnology Current SymbolNASDAQ:BIIB CIK875045 Webwww.biogen.com Phone(617) 679-2000Fax617-679-2617Employees7,500Year Founded1978Price Target and Rating Average Price Target for Biogen$230.00 High Price Target$300.00 Low Price Target$175.00 Potential Upside/Downside+5.3%Consensus RatingModerate Buy Rating Score (0-4)2.56 Research Coverage32 Analysts Profitability EPS (Trailing Twelve Months)$5.65 Trailing P/E Ratio38.66 Forward P/E Ratio17.60 P/E Growth2.45Net Income$1.29 billion Net Margins8.32% Pretax Margin10.09% Return on Equity11.18% Return on Assets6.88% Debt Debt-to-Equity Ratio0.39 Current Ratio1.87 Quick Ratio1.26 Sales & Book Value Annual Sales$9.89 billion Price / Sales3.26 Cash Flow$22.27 per share Price / Cash Flow9.81 Book Value$124.45 per share Price / Book1.76Miscellaneous Outstanding Shares147,750,000Free Float147,385,000Market Cap$32.27 billion OptionableOptionable Beta0.09 Social Links 7 Stocks to Buy Before the Robotics RevolutionRobotics and automation are rapidly becoming essential infrastructure across healthcare, manufacturing, logistics, and many other industries. 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