1,144 hedge funds and large institutions have $62.8B invested in Biogen in 2018 Q3 according to their latest regulatory filings, with 142 funds opening new positions, 345 increasing their positions, 466 reducing their positions, and 84 closing their positions.

New
Increased
Maintained
Reduced
Closed

more first-time investments, than exits

New positions opened: | Existing positions closed:

more capital invested

Capital invested by funds: $ → $

more funds holding

Funds holding:

more ownership

Funds ownership:

0% more funds holding in top 10

Funds holding in top 10: 2828 (0)

26% less repeat investments, than reductions

Existing positions increased: 345 | Existing positions reduced: 466

41% less call options, than puts

Call options by funds: $1.11B | Put options by funds: $1.88B

Holders
1,144
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
28
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$1.11B
Puts
$1.88B
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
626
$1.21M
627
$1.2M
628
$1.19M
629
$1.18M
630
$1.15M
631
$1.14M
632
$1.13M
633
$1.13M
634
$1.12M
635
$1.11M
636
$1.1M
637
$1.1M
638
$1.07M
639
$1.06M
640
$1.06M
641
$1.06M
642
$1.06M
643
$1.05M
644
$1.02M
645
$1.02M
646
$1.01M
647
$1.01M
648
$1.01M
649
$993K
650
$986K