1,096 hedge funds and large institutions have $51.9B invested in Biogen in 2018 Q2 according to their latest regulatory filings, with 82 funds opening new positions, 419 increasing their positions, 413 reducing their positions, and 79 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
1,096
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
28
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$755M
Puts
$1.28B
Net Calls
Net Calls Change

Top Buyers

1 +$193M
2 +$192M
3 +$115M
4
ClearBridge Investments
ClearBridge Investments
New York
+$98.9M
5
Invesco
Invesco
Georgia
+$88.1M
Name Holding Trade Value Shares
Change
Change in
Stake
801
$358K
802
$356K
803
$355K
804
$353K
805
$350K
806
$348K
807
$347K
808
$345K
809
$344K
810
$338K
811
$337K
812
$337K
813
$334K
814
$334K
815
$334K
816
$333K
817
$333K
818
$331K
819
$329K
820
$329K
821
$321K
822
$321K
823
$319K
824
$317K
825
$317K