1,920 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, 777 reducing their positions, and 79 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
1,920
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
901
$2.83M
902
$2.82M
903
$2.82M
904
$2.82M
905
$2.81M
906
$2.81M
907
$2.79M
908
$2.79M
909
$2.78M
910
$2.78M
911
$2.78M
912
$2.74M
913
$2.74M
914
$2.73M
915
$2.71M
916
$2.7M
917
$2.7M
918
$2.69M
919
$2.69M
920
$2.66M
921
$2.66M
922
$2.66M
923
$2.65M
924
$2.65M
925
$2.65M