987 hedge funds and large institutions have $37.1B invested in Biogen in 2019 Q3 according to their latest regulatory filings, with 77 funds opening new positions, 319 increasing their positions, 416 reducing their positions, and 94 closing their positions.

New
Increased
Maintained
Reduced
Closed

more funds holding in top 10

Funds holding in top 10:

more ownership

Funds ownership:

less capital invested

Capital invested by funds: $ → $

less funds holding

Funds holding:

18% less first-time investments, than exits

New positions opened: 77 | Existing positions closed: 94

23% less call options, than puts

Call options by funds: $1.07B | Put options by funds: $1.38B

23% less repeat investments, than reductions

Existing positions increased: 319 | Existing positions reduced: 416

Holders
987
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
17
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$1.07B
Puts
$1.38B
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
526
$1M
527
$1M
528
$989K
529
$987K
530
$982K
531
$977K
532
$947K
533
$934K
534
$931K
535
$931K
536
$928K
537
$926K
538
$916K
539
$915K
540
$914K
541
$899K
542
$897K
543
$894K
544
$893K
545
$890K
546
$881K
547
$875K
548
$873K
549
$873K
550
$870K