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
401
$3.63M
402
$3.63M
403
$3.62M
404
$3.56M
405
$3.56M
406
$3.54M
407
$3.54M
408
$3.5M
409
$3.48M
410
$3.43M
411
$3.42M
412
$3.4M
413
$3.4M
414
$3.36M
415
$3.35M
416
$3.33M
417
$3.25M
418
$3.13M
419
$3.12M
420
$2.98M
421
$2.97M
422
$2.91M
423
$2.91M
424
$2.9M
425
$2.87M