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
501
$474K
502
$474K
503
$473K
504
$470K
505
$470K
506
$470K
507
$470K
508
$468K
509
$467K
510
$465K
511
$465K
512
$465K
513
$459K
514
$456K
515
$454K
516
$450K
517
$447K
518
$446K
519
$445K
520
$445K
521
$440K
522
$437K
523
$431K
524
$431K
525
$429K