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Biogen

922 hedge funds and large institutions have $58.4B invested in Biogen in 2015 Q3 according to their latest regulatory filings, with 105 funds opening new positions, 406 increasing their positions, 283 reducing their positions, and 150 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
922
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
37
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$1.22B
Puts
$1.8B
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
601
$793K
602
$792K
603
$788K
604
$788K
605
$781K
606
$779K
607
$766K
608
$765K
609
$759K
610
$754K
611
$753K
612
$752K
613
$744K
614
$733K
615
$730K
616
$730K
617
$730K
618
$726K
619
$722K
620
$698K
621
$696K
622
$695K
623
$690K
624
$680K
625
$674K