965 hedge funds and large institutions have $46.5B invested in Biogen in 2016 Q2 according to their latest regulatory filings, with 107 funds opening new positions, 368 increasing their positions, 348 reducing their positions, and 79 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
965
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
43
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$1.08B
Puts
$1.33B
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
826
$218K
827
$217K
828
$215K
829
$214K
830
$212K
831
$212K
832
$212K
833
$211K
834
$210K
835
$210K
836
$210K
837
$210K
838
$209K
839
$208K
840
$207K
841
$206K
842
$206K
843
$206K
844
$205K
845
$202K
846
$198K
847
$193K
848
$190K
849
$180K
850
$174K