1,096 hedge funds and large institutions have $51.9B invested in Biogen in 2018 Q2 according to their latest regulatory filings, with 82 funds opening new positions, 419 increasing their positions, 413 reducing their positions, and 79 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
1,096
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
$755M
Puts
$1.28B
Net Calls
Net Calls Change

Top Buyers

1 +$193M
2 +$192M
3 +$115M
4
ClearBridge Investments
ClearBridge Investments
New York
+$98.9M
5
Invesco
Invesco
Georgia
+$88.1M
Name Holding Trade Value Shares
Change
Change in
Stake
976
$83K
977
$80K
978
$80K
979
$76K
980
$76K
981
$75K
982
$74K
983
$73K
984
$69K
985
$68K
986
$68K
987
$67K
988
$64K
989
$63K
990
$60K
991
$60K
992
$59K
993
$59K
994
$59K
995
$58K
996
$55K
997
$55K
998
$53K
999
$51K
1000
$50K