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
651
$789K
652
$789K
653
$776K
654
$775K
655
$769K
656
$767K
657
$760K
658
$757K
659
$755K
660
$753K
661
$753K
662
$749K
663
$748K
664
$739K
665
$728K
666
$723K
667
$711K
668
$706K
669
$705K
670
$705K
671
$702K
672
$698K
673
$698K
674
$697K
675
$697K