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Biogen

818 hedge funds and large institutions have $71B invested in Biogen in 2014 Q3 according to their latest regulatory filings, with 91 funds opening new positions, 312 increasing their positions, 278 reducing their positions, and 47 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
818
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
41
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$754M
Puts
$1.23B
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
726
$209K
727
$207K
728
$207K
729
$201K
730
$198K
731
$194K
732
$192K
733
$188K
734
$182K
735
$180K
736
$179K
737
$176K
738
$174K
739
$173K
740
$171K
741
$164K
742
$152K
743
$146K
744
$146K
745
$140K
746
$136K
747
$134K
748
$132K
749
$131K
750
$119K