Insider Transactions Reported by 31 Insiders of BIOGEN INC.

Symbol
BIIB on Nasdaq
Location
Cambridge, MA

Insiders trading volume in the past year

BIOGEN INC. executives and other stock owners filed with the SEC include:

Name Relationship Holdings Value Past Year Net Change Change % Report Date
ALEXANDER DENNER Director $163M 15 Jun 2022
Michel Vounatsos Chief Executive Officer, Director $23.9M 18 Feb 2022
STELIOS PAPADOPOULOS Director $9.5M 15 Jun 2022
SUSAN ALEXANDER EVP Chief Legal Officer $8.03M 10 Feb 2025
Christopher Viehbacher President and CEO, Director $5.47M 01 Dec 2025
Chirfi Guindo Head of Glob Prod Strat & Com $4.14M 18 Feb 2022
CAROLINE DORSA Director $3.93M +$152K +4.01% 17 Jun 2025
Richard Mulligan Director $3.74M 15 Jun 2022
Michael R. McDonnell EVP, Chief Financial Officer $3.47M 10 Feb 2025
NANCY LEAMING Director $3.41M 01 Jul 2021
Eric K. Rowinsky Director $3.09M 17 Jun 2025
Alfred Sandrock Head of Research & Development $2.52M 07 Jun 2021
Ginger Gregory EVP, Human Resources $2.51M 10 Feb 2025
Nicole Murphy Head of Pharm Ops and Tech $2M 10 Feb 2025
Brian S. Posner Director $1.99M 31 Dec 2022
SHERWIN STEPHEN A Director $1.74M -$1.31M -43.1% 17 Jun 2025
Alphonse Galdes EVP Pharmaceutical Oper & Tech $1.5M 19 Jan 2022
Jesus B. Mantas Director $1.24M 17 Jun 2025
Robin Kramer Chief Accounting Officer $1.14M 10 Feb 2025
WILLIAM A. HAWKINS Director $1.12M 17 Jun 2025
Maria C. Freire Director $864K 17 Jun 2025
Rachid Izzar Head of Global Product Strat. $855K -$300K -26% 08 Jul 2025
Adam Keeney Head of Corporate Development $798K 01 May 2025
Priya Singhal Head of Development $771K -$550K -41.6% 29 Aug 2025
Jane Grogan Head of Research $668K 31 Oct 2025
SUSAN LANGER Director $650K 17 Jun 2025
WILLIAM D. /. JONES Director $532K 15 Jun 2022
Monish D. Patolawala Director $471K 17 Jun 2025
Lloyd Minor Director $301K 17 Jun 2025
Sean Godbout Chief Accounting Officer $159K 02 Oct 2025
Menelas N. Pangalos Director $0 17 Jun 2025

Recent Insider Transactions by Companies or Individuals for BIOGEN INC.

Insider Symbol Class Transaction % Value $ * Price $ Shares Shares Owned Date Ownership
* An asterisk sign (*) next to the price indicates that the price is likely invalid.