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 $163,208,552 15 Jun 2022
Michel Vounatsos Chief Executive Officer, Director $23,909,726 18 Feb 2022
STELIOS PAPADOPOULOS Director $9,498,648 15 Jun 2022
SUSAN ALEXANDER EVP Chief Legal Officer $8,031,701 10 Feb 2025
Christopher Viehbacher President and CEO, Director $5,469,939 01 Dec 2025
Chirfi Guindo Head of Glob Prod Strat & Com $4,139,728 18 Feb 2022
CAROLINE DORSA Director $3,931,673 +$151,559 +4% 17 Jun 2025
Richard Mulligan Director $3,744,552 15 Jun 2022
Michael R. McDonnell EVP, Chief Financial Officer $3,469,566 10 Feb 2025
NANCY LEAMING Director $3,413,224 01 Jul 2021
Eric K. Rowinsky Director $3,086,671 17 Jun 2025
Alfred Sandrock Head of Research & Development $2,521,940 07 Jun 2021
Ginger Gregory EVP, Human Resources $2,508,433 10 Feb 2025
Nicole Murphy Head of Pharm Ops and Tech $2,003,453 10 Feb 2025
Brian S. Posner Director $1,990,200 31 Dec 2022
SHERWIN STEPHEN A Director $1,735,912 -$1,314,142 -43% 17 Jun 2025
Alphonse Galdes EVP Pharmaceutical Oper & Tech $1,496,307 19 Jan 2022
Jesus B. Mantas Director $1,237,509 17 Jun 2025
Robin Kramer Chief Accounting Officer $1,141,995 10 Feb 2025
WILLIAM A. HAWKINS Director $1,123,625 17 Jun 2025
Maria C. Freire Director $864,278 17 Jun 2025
Rachid Izzar Head of Global Product Strat. $854,550 -$300,105 -26% 08 Jul 2025
Adam Keeney Head of Corporate Development $797,722 01 May 2025
Priya Singhal Head of Development $770,869 -$549,553 -42% 29 Aug 2025
Jane Grogan Head of Research $667,837 31 Oct 2025
SUSAN LANGER Director $650,472 17 Jun 2025
WILLIAM D. /. JONES Director $531,960 15 Jun 2022
Monish D. Patolawala Director $470,502 17 Jun 2025
Lloyd Minor Director $300,563 17 Jun 2025
Sean Godbout Chief Accounting Officer $158,556 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.