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
501
$9.94M
502
$9.94M
503
$9.93M
504
$9.89M
505
$9.86M
506
$9.79M
507
$9.77M
508
$9.71M
509
$9.71M
510
$9.67M
511
$9.66M
512
$9.61M
513
$9.57M
514
$9.56M
515
$9.45M
516
$9.35M
517
$9.35M
518
$9.35M
519
$9.32M
520
$9.29M
521
$9.25M
522
$9.24M
523
$9.22M
524
$9.2M
525
$9.03M