1,669 hedge funds and large institutions have $107B invested in Merck in 2015 Q3 according to their latest regulatory filings, with 64 funds opening new positions, 746 increasing their positions, 632 reducing their positions, and 99 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
1,669
Holders Change
-52
Holders Change %
-3.02%
% of All Funds
46.65%
Holding in Top 10
98
Holding in Top 10 Change
-38
Holding in Top 10 Change %
-27.94%
% of All Funds
2.74%
New
64
Increased
746
Reduced
632
Closed
99
Calls
$977M
Puts
$1.09B
Net Calls
-$109M
Net Calls Change
-$53.5M
Name Holding Trade Value Shares
Change
Shares
Change %
LCM
1676
Laurion Capital Management
New York
-$38.8M -714,946 Closed
SM
1677
Seminole Management
New York
-$29.9M -549,511 Closed
SFM
1678
Sphera Funds Management
Israel
-$22.8M -419,200 Closed
Balyasny Asset Management
1679
Balyasny Asset Management
Illinois
-$21.1M -388,903 Closed
CM
1680
Castleark Management
Illinois
-$20.3M -374,450 Closed
SM
1681
Sabby Management
Florida
-$17.9M -329,371 Closed
ARC
1682
Absolute Return Capital
Massachusetts
-$15.4M -283,050 Closed
SCM
1683
Sirios Capital Management
Massachusetts
-$13.5M -249,012 Closed
EA
1684
Euclid Advisors
Connecticut
-$13M -238,658 Closed
CM
1685
Churchill Management
California
-$11.3M -207,259 Closed
CCI
1686
Columbus Circle Investors
-$11.2M -206,523 Closed
PDN
1687
Pensionfund DSM Netherlands
Netherlands
-$9.25M -170,300 Closed
Parallax Volatility Advisers
1688
Parallax Volatility Advisers
California
-$6.36M -117,031 Closed
FSA
1689
Financial Sense Advisors
California
-$4.66M -85,718 Closed
DA
1690
DSC Advisors
Illinois
-$3.64M -67,072 Closed
GP
1691
GLG Partners
United Kingdom
-$3.41M -62,787 Closed
PCMI
1692
Princeton Capital Management Inc
New Jersey
-$3.39M -62,370 Closed
WHG
1693
Westwood Holdings Group
Texas
-$2.97M -54,706 Closed
VAM
1694
Visionary Asset Management
Texas
-$2.94M -54,050 Closed
EAM
1695
EULAV Asset Management
Florida
-$2.72M -50,094 Closed
PS
1696
Pensionfund Sabic
Netherlands
-$2.69M -49,466 Closed
Arrowstreet Capital
1697
Arrowstreet Capital
Massachusetts
-$2.22M -40,872 Closed
HCM
1698
Hayman Capital Management
Texas
-$2.02M -37,103 Closed
SFP
1699
Santa Fe Partners
New Mexico
-$1.95M -35,968 Closed
NIS
1700
National Investment Services
Wisconsin
-$1.74M -32,080 Closed