1,144 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, 466 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: 466

41% less call options, than puts

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

Holders
1,144
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
951
$225K
952
$224K
953
$223K
954
$223K
955
$222K
956
$221K
957
$221K
958
$220K
959
$220K
960
$218K
961
$217K
962
$212K
963
$212K
964
$212K
965
$211K
966
$211K
967
$211K
968
$211K
969
$210K
970
$208K
971
$208K
972
$207K
973
$207K
974
$206K
975
$206K