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
576
$385K
577
$383K
578
$379K
579
$379K
580
$379K
581
$373K
582
$372K
583
$370K
584
$369K
585
$368K
586
$367K
587
$365K
588
$364K
589
$362K
590
$361K
591
$361K
592
$360K
593
$357K
594
$356K
595
$356K
596
$354K
597
$353K
598
$353K
599
$350K
600
$348K