Institutional investors hold a majority ownership of BIIB through the 90.02% of the outstanding shares that they control. This interest is also higher than at almost any other company in the Biotechnology industry. Last, during the quarter ended September 2016, these large investors purchased a net $574.4 thousand shares.
Mutual fund holders
Largest Quarterly Institutional Transactions
Latest Institutional Activity
ASSENAGON ASSET MANAGEMENT SA (G... Bought 60.0 Thousand shares of Biogen
DEGROOF PETERCAM ASSET MANAGEMEN... Bought 16.4 Thousand shares of Biogen
LGT CAPITAL PARTNERS AG (INVESTM... Bought 12.0 Thousand shares of Biogen