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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
451
$1.86M
452
$1.78M
453
$1.77M
454
$1.75M
455
$1.75M
456
$1.75M
457
$1.73M
458
$1.73M
459
$1.7M
460
$1.69M
461
$1.67M
462
$1.65M
463
$1.65M
464
$1.65M
465
$1.65M
466
$1.63M
467
$1.63M
468
$1.6M
469
$1.59M
470
$1.58M
471
$1.57M
472
$1.56M
473
$1.53M
474
$1.53M
475
$1.52M