1,145 hedge funds and large institutions have $62.8B invested in Biogen in 2018 Q3 according to their latest regulatory filings, with 142 funds opening new positions, 345 increasing their positions, 467 reducing their positions, and 84 closing their positions.

New
Increased
Maintained
Reduced
Closed

more first-time investments, than exits

New positions opened: | Existing positions closed:

more capital invested

Capital invested by funds: $ → $

more funds holding

Funds holding:

more ownership

Funds ownership:

0% more funds holding in top 10

Funds holding in top 10: 2828 (0)

26% less repeat investments, than reductions

Existing positions increased: 345 | Existing positions reduced: 467

41% less call options, than puts

Call options by funds: $1.11B | Put options by funds: $1.88B

Holders
1,145
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
28
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$1.11B
Puts
$1.88B
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
926
$251K
927
$251K
928
$250K
929
$248K
930
$248K
931
$248K
932
$248K
933
$247K
934
$247K
935
$244K
936
$240K
937
$238K
938
$238K
939
$238K
940
$238K
941
$237K
942
$235K
943
$235K
944
$230K
945
$228K
946
$228K
947
$227K
948
$227K
949
$226K
950
$226K