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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
701
$243K
702
$240K
703
$233K
704
$230K
705
$229K
706
$229K
707
$228K
708
$228K
709
$223K
710
$223K
711
$223K
712
$222K
713
$222K
714
$222K
715
$219K
716
$218K
717
$218K
718
$216K
719
$215K
720
$215K
721
$215K
722
$213K
723
$213K
724
$210K
725
$209K