965 hedge funds and large institutions have $46.5B invested in Biogen in 2016 Q2 according to their latest regulatory filings, with 107 funds opening new positions, 368 increasing their positions, 348 reducing their positions, and 79 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
965
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
43
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$1.08B
Puts
$1.33B
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
351
$5.19M
352
$5.17M
353
$5.15M
354
$5.13M
355
$5.12M
356
$5.1M
357
$4.97M
358
$4.96M
359
$4.86M
360
$4.85M
361
$4.84M
362
$4.84M
363
$4.75M
364
$4.74M
365
$4.73M
366
$4.71M
367
$4.71M
368
$4.7M
369
$4.66M
370
$4.63M
371
$4.63M
372
$4.61M
373
$4.5M
374
$4.49M
375
$4.38M