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
826
$3.49M
827
$3.44M
828
$3.44M
829
$3.44M
830
$3.42M
831
$3.4M
832
$3.4M
833
$3.38M
834
$3.38M
835
$3.37M
836
$3.35M
837
$3.33M
838
$3.31M
839
$3.31M
840
$3.3M
841
$3.29M
842
$3.28M
843
$3.28M
844
$3.27M
845
$3.27M
846
$3.26M
847
$3.25M
848
$3.25M
849
$3.24M
850
$3.23M