986 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, 415 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: 415

Holders
986
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
451
$1.63M
452
$1.63M
453
$1.62M
454
$1.61M
455
$1.61M
456
$1.58M
457
$1.58M
458
$1.54M
459
$1.53M
460
$1.53M
461
$1.52M
462
$1.51M
463
$1.5M
464
$1.49M
465
$1.48M
466
$1.48M
467
$1.48M
468
$1.48M
469
$1.47M
470
$1.46M
471
$1.44M
472
$1.41M
473
$1.41M
474
$1.41M
475
$1.4M