1,144 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, 466 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: 466

41% less call options, than puts

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

Holders
1,144
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
726
$696K
727
$690K
728
$689K
729
$672K
730
$672K
731
$671K
732
$670K
733
$664K
734
$664K
735
$659K
736
$657K
737
$656K
738
$652K
739
$639K
740
$639K
741
$635K
742
$631K
743
$631K
744
$629K
745
$622K
746
$619K
747
$614K
748
$609K
749
$604K
750
$602K