Biogen (BIIB) Insider Trading & Ownership $139.25 -2.35 (-1.66%) As of 03:10 PM Eastern This is a fair market value price provided by Polygon.io. Learn more. Add Compare Share Share Insider Trades Stock AnalysisAnalyst ForecastsChartCompetitorsEarningsFinancialsHeadlinesInsider TradesOptions ChainOwnershipSEC FilingsShort InterestSustainabilityTrendsBuy This Stock Biogen (NASDAQ:BIIB) Insider Buying and Selling ActivityCurrentInsider OwnershipPercentage0.16%Number OfInsiders Buying(Last 12 Months)0Number OfInsiders Selling(Last 12 Months)2Amount OfInsider Selling(Last 12 Months)$1.42 M Get BIIB Insider Trade Alerts Want to know when executives and insiders are buying or selling Biogen stock? Sign up for InsiderTrades.com's daily newsletter to get the latest insider transactions delivered to your inbox daily. Email Address BIIB Insider Buying and Selling by Quarter Remove Ads Biogen Insider and Congressional Trades History Insiders and Members of Congress Insiders Only Members of Congress Only Transaction Type Custom Range 1 Month 3 Months 6 Months Year-to-Date 1 Year 2 Years 3 Years Time Frame * Start Date * End Date Export to Excel Transaction DateNameTitleBuy/SellNumber of SharesAverage Share PriceTotal TransactionDetails3/7/2025Stephen A SherwinDirectorSell8,760$150.02$1,314,175.20 9/3/2024Priya SinghalInsiderSell431$204.22$88,018.82 4/2/2024Priya SinghalInsiderSell93$213.09$19,817.37 (Data available from 1/1/2013 forward) BIIB Insider Trading Activity - Frequently Asked Questions Who is on Biogen's Insider Roster? The list of insiders at Biogen includes Eric K Rowinsky, Ginger Gregory, Priya Singhal, Stephen A Sherwin, and Susan H Alexander. Learn more on insiders at BIIB. What percentage of Biogen stock is owned by insiders? 0.16% of Biogen stock is owned by insiders. Learn more on BIIB's insider holdings. Which Biogen insiders have been buying company stock? The following insider purchased BIIB shares in the last 24 months: Eric K Rowinsky ($101,255.70). How much insider buying is happening at Biogen? Insiders have purchased a total of 455 BIIB shares in the last 24 months for a total of $101,255.70 bought. Which Biogen insiders have been selling company stock? The following insiders have sold BIIB shares in the last 24 months: Ginger Gregory ($804,300.00), Priya Singhal ($634,976.81), and Stephen A Sherwin ($1,314,175.20). How much insider selling is happening at Biogen? Insiders have sold a total of 14,035 Biogen shares in the last 24 months for a total of $2,753,452.01 sold. Biogen Key ExecutivesMr. Christopher A. Viehbacher (Age 63)President, CEO & Director Compensation: $4.07MMr. Michael R. McDonnell CPA (Age 60)Executive VP & CFO Compensation: $2.21MMs. Nicole Murphy (Age 51)Head of Pharmaceutical Operations & Technology Compensation: $1.45MMs. Susan H. Alexander Esq. (Age 67)Executive VP & Chief Legal Officer Compensation: $1.95MMr. Rachid Izzar (Age 49)Head of Global Product Strategy & Commercialization Compensation: $1.27MMs. Robin C. Kramer (Age 58)Senior VP & Chief Accounting Officer Mr. Charles E. TrianoSenior VP & Head of Investor RelationsMs. Natacha GassenbachChief Communication Officer & Head of Corporate AffairsMr. Adam Keeney Ph.D. (Age 47)Executive VP & Head of Corporate Development Dr. Ginger Gregory Ph.D. (Age 56)Executive VP & Chief Human Resources Officer Compensation: $1.59M More Insider Trading Tools from MarketBeat Related Companies Regeneron Pharmaceuticals Insider Trading Alnylam Pharmaceuticals Insider Trading United Therapeutics Insider Trading BioMarin Pharmaceutical Insider Trading Incyte Insider Trading Neurocrine Biosciences Insider Trading Exelixis Insider Trading Repligen Insider Trading Exact Sciences Insider Trading Halozyme Therapeutics Insider Trading Insider Tracking Tools CEO Purchases/Sales CFO Purchases/Sales Top Insider Buying Stocks Top Insider Selling Stocks Insider Trades Screener Insider Trades Newsletter Congressional Stock Trades Insider Trading By Country U.S. Insider Trading Activity Canadian Insider Trading Activity U.K. Insider Trading Activity Australia Insider Trading Activity Latest Articles NVIDIA Insiders Sell: This Is What It Means for the Market Top 3 Insider Stock Buys in March—Are They Still Good in April?Grocery Outlet Insider and Institutional Buyers Signal BottomSentinelOne Insider Selling? Why Investors Should Stay Bullish 3 Companies Buying Back Stock—Why It Matters This page (NASDAQ:BIIB) was last updated on 3/25/2025 by MarketBeat.com Staff From Our PartnersYour Wealth is Under AttackPlease don't wait—this is your moment to take action. Download your Wealth Protection Guide now, claim your fr...American Alternative | SponsoredA brutally honest economic warning for 2025 (see proof)New York Times best-selling financial author and world-renowned economist Addison Wiggin (a man who’s worked s...Banyan Hill Publishing | Sponsored$2 Trillion Disappears Because of Fed's Secretive New Move$2 trillion has disappeared from the US government's books. The reason why is a new, secretive move being c...Stansberry Research | SponsoredHas Trump finally met his match?Dylan Jovine predicted the 2008 crash over a year before it happened. 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