1,921 hedge funds and large institutions have $130B invested in Merck in 2017 Q2 according to their latest regulatory filings, with 84 funds opening new positions, 795 increasing their positions, 778 reducing their positions, and 79 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
1,921
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
138
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$1.77B
Puts
$1.17B
Net Calls
Net Calls Change

Top Buyers

1 +$440M
2 +$335M
3 +$212M
4
D.E. Shaw & Co
D.E. Shaw & Co
New York
+$191M
5
AL
AJO LP
Pennsylvania
+$180M

Top Sellers

1 -$738M
2 -$578M
3 -$232M
4
Renaissance Technologies
Renaissance Technologies
New York
-$178M
5
Bank of New York Mellon
Bank of New York Mellon
New York
-$170M
Name Holding Trade Value Shares
Change
Change in
Stake
776
$4.04M
777
$4.04M
778
$4.03M
779
$4.01M
780
$4.01M
781
$3.99M
782
$3.99M
783
$3.98M
784
$3.97M
785
$3.96M
786
$3.94M
787
$3.94M
788
$3.94M
789
$3.92M
790
$3.91M
791
$3.91M
792
$3.91M
793
$3.91M
794
$3.9M
795
$3.89M
796
$3.88M
797
$3.88M
798
$3.79M
799
$3.77M
800
$3.77M