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
976
$76K
977
$75.4K
978
$73K
979
$72K
980
$71K
981
$69K
982
$68K
983
$67K
984
$66K
985
$65K
986
$63K
987
$63K
988
$63K
989
$62K
990
$59K
991
$59K
992
$58K
993
$57K
994
$52K
995
$47K
996
$46K
997
$44K
998
$43K
999
$41.1K
1000
$40K