1,048 hedge funds and large institutions have $37.1B invested in Biogen in 2020 Q3 according to their latest regulatory filings, with 96 funds opening new positions, 309 increasing their positions, 433 reducing their positions, and 93 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: $ → $

less ownership

Funds ownership:

less funds holding

Funds holding:

7% less call options, than puts

Call options by funds: $1.42B | Put options by funds: $1.53B

14% less funds holding in top 10

Funds holding in top 10: 2118 (-3)

29% less repeat investments, than reductions

Existing positions increased: 309 | Existing positions reduced: 433

Holders
1,048
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
18
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$1.42B
Puts
$1.53B
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
326
$4.11M
327
$4.1M
328
$4M
329
$3.95M
330
$3.92M
331
$3.92M
332
$3.85M
333
$3.83M
334
$3.82M
335
$3.82M
336
$3.75M
337
$3.71M
338
$3.7M
339
$3.69M
340
$3.67M
341
$3.67M
342
$3.66M
343
$3.66M
344
$3.63M
345
$3.57M
346
$3.56M
347
$3.56M
348
$3.52M
349
$3.47M
350
$3.4M