1,012 hedge funds and large institutions have $59.3B invested in Biogen in 2016 Q3 according to their latest regulatory filings, with 121 funds opening new positions, 338 increasing their positions, 399 reducing their positions, and 67 closing their positions.

New
Increased
Maintained
Reduced
Closed

more first-time investments, than exits

New positions opened: | Existing positions closed:

more funds holding in top 10

Funds holding in top 10:

more capital invested

Capital invested by funds: $ → $

more funds holding

Funds holding:

6% less call options, than puts

Call options by funds: $1.49B | Put options by funds: $1.59B

15% less repeat investments, than reductions

Existing positions increased: 338 | Existing positions reduced: 399

Holders
1,012
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
57
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$1.49B
Puts
$1.59B
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
551
$1.68M
552
$1.66M
553
$1.66M
554
$1.64M
555
$1.63M
556
$1.61M
557
$1.59M
558
$1.59M
559
$1.58M
560
$1.56M
561
$1.56M
562
$1.56M
563
$1.56M
564
$1.55M
565
$1.53M
566
$1.52M
567
$1.52M
568
$1.5M
569
$1.5M
570
$1.49M
571
$1.49M
572
$1.45M
573
$1.45M
574
$1.44M
575
$1.42M