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
326
$4.14M
327
$4M
328
$3.98M
329
$3.96M
330
$3.95M
331
$3.93M
332
$3.9M
333
$3.89M
334
$3.85M
335
$3.83M
336
$3.82M
337
$3.81M
338
$3.81M
339
$3.81M
340
$3.67M
341
$3.65M
342
$3.65M
343
$3.58M
344
$3.57M
345
$3.56M
346
$3.56M
347
$3.53M
348
$3.49M
349
$3.44M
350
$3.41M