BIIB icon

Biogen

972 hedge funds and large institutions have $85.3B invested in Biogen in 2015 Q2 according to their latest regulatory filings, with 100 funds opening new positions, 367 increasing their positions, 347 reducing their positions, and 85 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
972
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
52
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$1.21B
Puts
$1.72B
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
401
$4.51M
402
$4.5M
403
$4.48M
404
$4.48M
405
$4.44M
406
$4.44M
407
$4.4M
408
$4.31M
409
$4.29M
410
$4.25M
411
$4.24M
412
$4.12M
413
$4.06M
414
$4.04M
415
$4.04M
416
$4.03M
417
$3.94M
418
$3.85M
419
$3.84M
420
$3.82M
421
$3.81M
422
$3.79M
423
$3.77M
424
$3.75M
425
$3.74M