964 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, 347 reducing their positions, and 79 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
964
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
901
$36K
902
$36K
903
$36K
904
$36K
905
$34K
906
$30K
907
$28.8K
908
$27K
909
$26K
910
$26K
911
$26K
912
$25K
913
$24K
914
$24K
915
$24K
916
$24K
917
$24K
918
$23K
919
$22K
920
$22K
921
$22K
922
$21K
923
$19K
924
$19K
925
$18K