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