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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
701
$574K
702
$574K
703
$566K
704
$565K
705
$547K
706
$544K
707
$543K
708
$541K
709
$539K
710
$538K
711
$537K
712
$531K
713
$528K
714
$515K
715
$512K
716
$510K
717
$504K
718
$498K
719
$496K
720
$495K
721
$492K
722
$490K
723
$485K
724
$485K
725
$479K