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
751
$601K
752
$591K
753
$587K
754
$587K
755
$583K
756
$581K
757
$562K
758
$560K
759
$558K
760
$550K
761
$548K
762
$541K
763
$538K
764
$534K
765
$532K
766
$530K
767
$530K
768
$523K
769
$514K
770
$514K
771
$513K
772
$513K
773
$512K
774
$506K
775
$506K