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Biogen

818 hedge funds and large institutions have $71B invested in Biogen in 2014 Q3 according to their latest regulatory filings, with 91 funds opening new positions, 312 increasing their positions, 278 reducing their positions, and 47 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
818
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
41
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$754M
Puts
$1.23B
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
401
$3.16M
402
$3.13M
403
$3.1M
404
$3.07M
405
$3.07M
406
$3.04M
407
$3.01M
408
$3.01M
409
$3M
410
$2.99M
411
$2.97M
412
$2.91M
413
$2.87M
414
$2.86M
415
$2.85M
416
$2.84M
417
$2.84M
418
$2.83M
419
$2.83M
420
$2.81M
421
$2.8M
422
$2.76M
423
$2.71M
424
$2.69M
425
$2.65M