936 hedge funds and large institutions have $29.7B invested in Biogen in 2024 Q2 according to their latest regulatory filings, with 100 funds opening new positions, 319 increasing their positions, 335 reducing their positions, and 95 closing their positions.

New
Increased
Maintained
Reduced
Closed

more funds holding in top 10

Funds holding in top 10:

more capital invested

Capital invested by funds: $ → $

more first-time investments, than exits

New positions opened: | Existing positions closed:

less ownership

Funds ownership:

5% less repeat investments, than reductions

Existing positions increased: 319 | Existing positions reduced: 335

1% less funds holding

Funds holding: 946936 (-10)

10% less call options, than puts

Call options by funds: $316M | Put options by funds: $353M

Holders
936
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
11
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$316M
Puts
$353M
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
701
$203K
702
$203K
703
$202K
704
$202K
705
$199K
706
$194K
707
$190K
708
$185K
709
$185K
710
$173K
711
$173K
712
$171K
713
$170K
714
$169K
715
$162K
716
$161K
717
$161K
718
$153K
719
$145K
720
$134K
721
$134K
722
$131K
723
$131K
724
$127K
725
$122K