1,097 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, 414 reducing their positions, and 79 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 repeat investments, than reductions

Existing positions increased: | Existing positions reduced:

more capital invested

Capital invested by funds: $ → $

0% less funds holding

Funds holding: 1,1011,097 (-4)

4.01% less ownership

Funds ownership: 88.83%84.82% (-4%)

41% less call options, than puts

Call options by funds: $755M | Put options by funds: $1.28B

Holders
1,097
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
$85K
977
$83K
978
$80K
979
$80K
980
$76K
981
$76K
982
$75K
983
$74K
984
$73K
985
$69K
986
$68K
987
$68K
988
$67K
989
$64K
990
$63K
991
$60K
992
$60K
993
$59K
994
$59K
995
$59K
996
$58K
997
$55K
998
$55K
999
$53K
1000
$51K