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Biogen

922 hedge funds and large institutions have $58.4B invested in Biogen in 2015 Q3 according to their latest regulatory filings, with 105 funds opening new positions, 406 increasing their positions, 283 reducing their positions, and 150 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
922
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
37
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$1.22B
Puts
$1.8B
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
401
$3.7M
402
$3.68M
403
$3.67M
404
$3.65M
405
$3.62M
406
$3.61M
407
$3.59M
408
$3.53M
409
$3.53M
410
$3.53M
411
$3.5M
412
$3.45M
413
$3.44M
414
$3.44M
415
$3.44M
416
$3.42M
417
$3.37M
418
$3.37M
419
$3.33M
420
$3.33M
421
$3.33M
422
$3.33M
423
$3.26M
424
$3.23M
425
$3.21M