987 hedge funds and large institutions have $37.1B invested in Biogen in 2019 Q3 according to their latest regulatory filings, with 77 funds opening new positions, 319 increasing their positions, 416 reducing their positions, and 94 closing their positions.

New
Increased
Maintained
Reduced
Closed

more funds holding in top 10

Funds holding in top 10:

more ownership

Funds ownership:

less capital invested

Capital invested by funds: $ → $

less funds holding

Funds holding:

18% less first-time investments, than exits

New positions opened: 77 | Existing positions closed: 94

23% less call options, than puts

Call options by funds: $1.07B | Put options by funds: $1.38B

23% less repeat investments, than reductions

Existing positions increased: 319 | Existing positions reduced: 416

Holders
987
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
17
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$1.07B
Puts
$1.38B
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
601
$594K
602
$593K
603
$591K
604
$587K
605
$587K
606
$586K
607
$583K
608
$581K
609
$577K
610
$575K
611
$575K
612
$563K
613
$563K
614
$562K
615
$558K
616
$557K
617
$557K
618
$550K
619
$549K
620
$540K
621
$536K
622
$532K
623
$530K
624
$528K
625
$519K