1,145 hedge funds and large institutions have $62.8B invested in Biogen in 2018 Q3 according to their latest regulatory filings, with 142 funds opening new positions, 345 increasing their positions, 467 reducing their positions, and 84 closing their positions.

New
Increased
Maintained
Reduced
Closed

more first-time investments, than exits

New positions opened: | Existing positions closed:

more capital invested

Capital invested by funds: $ → $

more funds holding

Funds holding:

more ownership

Funds ownership:

0% more funds holding in top 10

Funds holding in top 10: 2828 (0)

26% less repeat investments, than reductions

Existing positions increased: 345 | Existing positions reduced: 467

41% less call options, than puts

Call options by funds: $1.11B | Put options by funds: $1.88B

Holders
1,145
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
$1.11B
Puts
$1.88B
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
701
$779K
702
$778K
703
$775K
704
$774K
705
$771K
706
$765K
707
$759K
708
$758K
709
$753K
710
$750K
711
$748K
712
$742K
713
$736K
714
$735K
715
$733K
716
$729K
717
$726K
718
$725K
719
$716K
720
$715K
721
$711K
722
$710K
723
$707K
724
$702K
725
$701K