907 hedge funds and large institutions have $24.9B invested in Biogen in 2024 Q3 according to their latest regulatory filings, with 98 funds opening new positions, 266 increasing their positions, 376 reducing their positions, and 118 closing their positions.

New
Increased
Maintained
Reduced
Closed

more ownership

Funds ownership:

less funds holding

Funds holding:

less capital invested

Capital invested by funds: $ → $

less first-time investments, than exits

New positions opened: | Existing positions closed:

25% less call options, than puts

Call options by funds: $213M | Put options by funds: $282M

27% less funds holding in top 10

Funds holding in top 10: 118 (-3)

29% less repeat investments, than reductions

Existing positions increased: 266 | Existing positions reduced: 376

Holders
907
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
8
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$213M
Puts
$282M
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
676
$179K
677
$178K
678
$176K
679
$174K
680
$173K
681
$160K
682
$158K
683
$156K
684
$155K
685
$151K
686
$150K
687
$145K
688
$138K
689
$136K
690
$135K
691
$133K
692
$129K
693
$129K
694
$128K
695
$126K
696
$124K
697
$122K
698
$116K
699
$116K
700
$115K