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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
751
$404K
752
$404K
753
$404K
754
$404K
755
$404K
756
$404K
757
$404K
758
$404K
759
$403K
760
$402K
761
$401K
762
$400K
763
$396K
764
$394K
765
$385K
766
$376K
767
$372K
768
$371K
769
$366K
770
$364K
771
$364K
772
$364K
773
$364K
774
$362K
775
$362K