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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
626
$443K
627
$442K
628
$441K
629
$437K
630
$435K
631
$430K
632
$430K
633
$430K
634
$429K
635
$429K
636
$426K
637
$419K
638
$414K
639
$412K
640
$411K
641
$410K
642
$410K
643
$397K
644
$394K
645
$390K
646
$387K
647
$384K
648
$383K
649
$382K
650
$381K