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
876
$307K
877
$306K
878
$306K
879
$304K
880
$303K
881
$302K
882
$301K
883
$300K
884
$299K
885
$296K
886
$295K
887
$295K
888
$294K
889
$294K
890
$293K
891
$290K
892
$290K
893
$290K
894
$289K
895
$288K
896
$288K
897
$288K
898
$286K
899
$286K
900
$284K