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
726
$529K
727
$525K
728
$522K
729
$520K
730
$518K
731
$517K
732
$517K
733
$517K
734
$516K
735
$510K
736
$509K
737
$508K
738
$507K
739
$506K
740
$506K
741
$503K
742
$499K
743
$495K
744
$495K
745
$493K
746
$492K
747
$484K
748
$483K
749
$482K
750
$479K