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
476
$635K
477
$625K
478
$625K
479
$622K
480
$611K
481
$610K
482
$609K
483
$609K
484
$608K
485
$603K
486
$603K
487
$599K
488
$598K
489
$598K
490
$598K
491
$589K
492
$586K
493
$586K
494
$586K
495
$585K
496
$581K
497
$580K
498
$580K
499
$577K
500
$568K