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Biogen

993 hedge funds and large institutions have $33.5B invested in Biogen in 2023 Q4 according to their latest regulatory filings, with 132 funds opening new positions, 283 increasing their positions, 374 reducing their positions, and 81 closing their positions.

New
Increased
Maintained
Reduced
Closed

more first-time investments, than exits

New positions opened: | Existing positions closed:

more call options, than puts

Call options by funds: $ | Put options by funds: $

more funds holding

Funds holding:

more ownership

Funds ownership:

5% more capital invested

Capital invested by funds: $32B → $33.5B (+$1.52B)

24% less repeat investments, than reductions

Existing positions increased: 283 | Existing positions reduced: 374

29% less funds holding in top 10

Funds holding in top 10: 1410 (-4)

Holders
993
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
10
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$643M
Puts
$499M
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
951
$4.14K
952
$4.14K
953
$4K
954
$3.88K
955
$3.88K
956
$3.66K
957
$3.45K
958
$3.36K
959
$3.11K
960
$3.1K
961
$2.83K
962
$2.62K
963
$2.59K
964
$2.33K
965
$2.33K
966
$2.33K
967
$2.07K
968
$2.07K
969
$2.07K
970
$2.06K
971
$1.81K
972
$1.81K
973
$1.81K
974
$1.55K
975
$1.55K