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Biogen

972 hedge funds and large institutions have $85.3B invested in Biogen in 2015 Q2 according to their latest regulatory filings, with 100 funds opening new positions, 367 increasing their positions, 347 reducing their positions, and 85 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
972
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
52
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$1.21B
Puts
$1.72B
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
926
$32K
927
$31K
928
$30K
929
$30K
930
$28K
931
$25K
932
$25K
933
$24K
934
$23K
935
$22K
936
$21K
937
$20.2K
938
$19.2K
939
$19K
940
$17K
941
$17K
942
$17K
943
$16K
944
$15K
945
$15K
946
$15K
947
$12K
948
$12K
949
$11K
950
$10.8K