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Biogen

776 hedge funds and large institutions have $66.1B invested in Biogen in 2014 Q1 according to their latest regulatory filings, with 95 funds opening new positions, 284 increasing their positions, 294 reducing their positions, and 46 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
776
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
33
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$893M
Puts
$1.2B
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
626
$306K
627
$306K
628
$306K
629
$306K
630
$305K
631
$304K
632
$301K
633
$301K
634
$294K
635
$292K
636
$289K
637
$288K
638
$286K
639
$286K
640
$285K
641
$283K
642
$282K
643
$282K
644
$281K
645
$281K
646
$281K
647
$278K
648
$275K
649
$275K
650
$268K