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Biogen

968 hedge funds and large institutions have $58.9B invested in Biogen in 2015 Q4 according to their latest regulatory filings, with 139 funds opening new positions, 330 increasing their positions, 372 reducing their positions, and 82 closing their positions.

New
Increased
Maintained
Reduced
Closed

more first-time investments, than exits

New positions opened: | Existing positions closed:

more funds holding

Funds holding:

more capital invested

Capital invested by funds: $ → $

more funds holding in top 10

Funds holding in top 10:

11% less repeat investments, than reductions

Existing positions increased: 330 | Existing positions reduced: 372

24% less call options, than puts

Call options by funds: $1.24B | Put options by funds: $1.63B

Holders
968
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
$1.24B
Puts
$1.63B
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
551
$1.41M
552
$1.4M
553
$1.36M
554
$1.35M
555
$1.34M
556
$1.34M
557
$1.32M
558
$1.31M
559
$1.3M
560
$1.3M
561
$1.3M
562
$1.3M
563
$1.3M
564
$1.29M
565
$1.29M
566
$1.29M
567
$1.28M
568
$1.28M
569
$1.28M
570
$1.28M
571
$1.26M
572
$1.25M
573
$1.23M
574
$1.22M
575
$1.22M