1,012 hedge funds and large institutions have $59.3B invested in Biogen in 2016 Q3 according to their latest regulatory filings, with 121 funds opening new positions, 338 increasing their positions, 399 reducing their positions, and 67 closing their positions.

New
Increased
Maintained
Reduced
Closed

more first-time investments, than exits

New positions opened: | Existing positions closed:

more funds holding in top 10

Funds holding in top 10:

more capital invested

Capital invested by funds: $ → $

more funds holding

Funds holding:

6% less call options, than puts

Call options by funds: $1.49B | Put options by funds: $1.59B

15% less repeat investments, than reductions

Existing positions increased: 338 | Existing positions reduced: 399

Holders
1,012
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
57
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$1.49B
Puts
$1.59B
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
351
$6.71M
352
$6.71M
353
$6.7M
354
$6.67M
355
$6.65M
356
$6.59M
357
$6.59M
358
$6.51M
359
$6.47M
360
$6.45M
361
$6.39M
362
$6.26M
363
$6.26M
364
$6.23M
365
$6.19M
366
$6.18M
367
$6.14M
368
$6.13M
369
$6.13M
370
$6.1M
371
$6.04M
372
$5.99M
373
$5.9M
374
$5.76M
375
$5.62M