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Biogen

972 hedge funds and large institutions have $85.3B invested in Biogen in 2015 Q2 according to their latest regulatory filings, with 100 funds opening new positions, 367 increasing their positions, 347 reducing their positions, and 85 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
972
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
52
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$1.21B
Puts
$1.72B
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
726
$479K
727
$469K
728
$465K
729
$465K
730
$465K
731
$465K
732
$454K
733
$446K
734
$444K
735
$444K
736
$442K
737
$442K
738
$441K
739
$440K
740
$435K
741
$430K
742
$430K
743
$429K
744
$427K
745
$424K
746
$423K
747
$422K
748
$416K
749
$410K
750
$406K