BIIB icon

Biogen

922 hedge funds and large institutions have $58.4B invested in Biogen in 2015 Q3 according to their latest regulatory filings, with 105 funds opening new positions, 406 increasing their positions, 283 reducing their positions, and 150 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
922
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
37
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$1.22B
Puts
$1.8B
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
551
$1.16M
552
$1.16M
553
$1.15M
554
$1.15M
555
$1.15M
556
$1.14M
557
$1.13M
558
$1.13M
559
$1.12M
560
$1.12M
561
$1.09M
562
$1.09M
563
$1.08M
564
$1.08M
565
$1.07M
566
$1.05M
567
$1.04M
568
$1.04M
569
$1.01M
570
$1.01M
571
$1.01M
572
$976K
573
$960K
574
$934K
575
$924K