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
576
$7.58M
577
$7.58M
578
$7.57M
579
$7.51M
580
$7.49M
581
$7.47M
582
$7.47M
583
$7.47M
584
$7.46M
585
$7.42M
586
$7.41M
587
$7.41M
588
$7.37M
589
$7.34M
590
$7.33M
591
$7.31M
592
$7.25M
593
$7.22M
594
$7.21M
595
$7.16M
596
$7.15M
597
$7.12M
598
$7.11M
599
$7.11M
600
$7.05M