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
901
$3K
902
$2.78K
903
$2.78K
904
$2.78K
905
$2.55K
906
$2.29K
907
$2.13K
908
$2.09K
909
$2.09K
910
$2.09K
911
$1.85K
912
$1.85K
913
$1.74K
914
$1.62K
915
$1.62K
916
$1.62K
917
$1.39K
918
$1.39K
919
$1.39K
920
$1.39K
921
$1.39K
922
$1.16K
923
$1.16K
924
$1.16K
925
$1.07K