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
1051
$17K
1052
$16K
1053
$15K
1054
$14K
1055
$13.1K
1056
$13K
1057
$12K
1058
$12K
1059
$12K
1060
$11K
1061
$11K
1062
$11K
1063
$11K
1064
$11K
1065
$10K
1066
$10K
1067
$9K
1068
$9K
1069
$7.26K
1070
$7.06K
1071
$7K
1072
$7K
1073
$7K
1074
$7K
1075
$6K