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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
351
$4.68M
352
$4.63M
353
$4.56M
354
$4.55M
355
$4.54M
356
$4.5M
357
$4.46M
358
$4.46M
359
$4.45M
360
$4.41M
361
$4.3M
362
$4.28M
363
$4.28M
364
$4.23M
365
$4.19M
366
$4.16M
367
$4.14M
368
$4.04M
369
$4M
370
$3.94M
371
$3.92M
372
$3.9M
373
$3.9M
374
$3.89M
375
$3.89M