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
576
$1.42M
577
$1.41M
578
$1.4M
579
$1.39M
580
$1.39M
581
$1.38M
582
$1.38M
583
$1.38M
584
$1.36M
585
$1.35M
586
$1.35M
587
$1.35M
588
$1.34M
589
$1.34M
590
$1.32M
591
$1.32M
592
$1.31M
593
$1.3M
594
$1.3M
595
$1.27M
596
$1.26M
597
$1.25M
598
$1.25M
599
$1.25M
600
$1.25M