1,145 hedge funds and large institutions have $62.8B invested in Biogen in 2018 Q3 according to their latest regulatory filings, with 142 funds opening new positions, 345 increasing their positions, 467 reducing their positions, and 84 closing their positions.

New
Increased
Maintained
Reduced
Closed

more first-time investments, than exits

New positions opened: | Existing positions closed:

more capital invested

Capital invested by funds: $ → $

more funds holding

Funds holding:

more ownership

Funds ownership:

0% more funds holding in top 10

Funds holding in top 10: 2828 (0)

26% less repeat investments, than reductions

Existing positions increased: 345 | Existing positions reduced: 467

41% less call options, than puts

Call options by funds: $1.11B | Put options by funds: $1.88B

Holders
1,145
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
$1.11B
Puts
$1.88B
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
651
$986K
652
$983K
653
$982K
654
$980K
655
$973K
656
$970K
657
$964K
658
$959K
659
$957K
660
$956K
661
$947K
662
$938K
663
$937K
664
$927K
665
$922K
666
$922K
667
$921K
668
$919K
669
$912K
670
$905K
671
$905K
672
$903K
673
$900K
674
$885K
675
$879K