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
651
$5.82M
652
$5.82M
653
$5.82M
654
$5.78M
655
$5.73M
656
$5.69M
657
$5.65M
658
$5.61M
659
$5.6M
660
$5.6M
661
$5.59M
662
$5.59M
663
$5.57M
664
$5.56M
665
$5.53M
666
$5.49M
667
$5.46M
668
$5.46M
669
$5.46M
670
$5.45M
671
$5.45M
672
$5.44M
673
$5.44M
674
$5.43M
675
$5.42M