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
951
$2.5M
952
$2.49M
953
$2.49M
954
$2.49M
955
$2.49M
956
$2.47M
957
$2.46M
958
$2.46M
959
$2.45M
960
$2.44M
961
$2.44M
962
$2.43M
963
$2.43M
964
$2.43M
965
$2.42M
966
$2.42M
967
$2.41M
968
$2.4M
969
$2.37M
970
$2.36M
971
$2.36M
972
$2.36M
973
$2.36M
974
$2.36M
975
$2.35M