1,014 hedge funds and large institutions have $59B invested in Biogen in 2017 Q3 according to their latest regulatory filings, with 99 funds opening new positions, 380 increasing their positions, 356 reducing their positions, and 68 closing their positions.

New
Increased
Maintained
Reduced
Closed

more funds holding in top 10

Funds holding in top 10:

more first-time investments, than exits

New positions opened: | Existing positions closed:

more capital invested

Capital invested by funds: $ → $

more funds holding

Funds holding:

1.38% more ownership

Funds ownership: 87.77%89.15% (+1.4%)

7% more repeat investments, than reductions

Existing positions increased: 380 | Existing positions reduced: 356

22% less call options, than puts

Call options by funds: $974M | Put options by funds: $1.24B

Holders
1,014
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
38
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$974M
Puts
$1.24B
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
651
$744K
652
$743K
653
$743K
654
$741K
655
$735K
656
$726K
657
$724K
658
$723K
659
$718K
660
$716K
661
$709K
662
$704K
663
$694K
664
$689K
665
$689K
666
$688K
667
$686K
668
$665K
669
$664K
670
$663K
671
$659K
672
$657K
673
$657K
674
$652K
675
$645K