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
601
$1.16M
602
$1.15M
603
$1.15M
604
$1.14M
605
$1.14M
606
$1.13M
607
$1.13M
608
$1.1M
609
$1.1M
610
$1.08M
611
$1.08M
612
$1.08M
613
$1.05M
614
$1.05M
615
$1.03M
616
$1.02M
617
$1.01M
618
$1.01M
619
$987K
620
$955K
621
$953K
622
$929K
623
$922K
624
$913K
625
$912K