1,098 hedge funds and large institutions have $45.8B invested in Biogen in 2020 Q1 according to their latest regulatory filings, with 112 funds opening new positions, 325 increasing their positions, 476 reducing their positions, and 101 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: $ → $

less funds holding

Funds holding:

0.81% less ownership

Funds ownership: 84.2%83.39% (-0.81%)

18% less call options, than puts

Call options by funds: $1.24B | Put options by funds: $1.51B

32% less repeat investments, than reductions

Existing positions increased: 325 | Existing positions reduced: 476

Holders
1,098
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
49
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$1.24B
Puts
$1.51B
Net Calls
Net Calls Change

Top Buyers

1 +$690M
2 +$236M
3 +$221M
4
O
OrbiMed
New York
+$126M
5
BlackRock
BlackRock
New York
+$117M
Name Holding Trade Value Shares
Change
Change in
Stake
926
$196K
927
$193K
928
$190K
929
$190K
930
$179K
931
$166K
932
$165K
933
$161K
934
$159K
935
$159K
936
$159K
937
$158K
938
$156K
939
$153K
940
$149K
941
$143K
942
$143K
943
$140K
944
$136K
945
$135K
946
$132K
947
$127K
948
$124K
949
$124K
950
$124K