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Core Laboratories
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Overview Fund Activity

304 hedge funds and large institutions have $2.43B invested in Core Laboratories in 2019 Q2 according to their latest regulatory filings, with 54 funds opening new positions, 105 increasing their positions, 100 reducing their positions, and 60 closing their positions.

Holders
304
Holders Change
-9
Holders Change %
-2.88%
% of All Funds
6.61%
Holding in Top 10
–
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
–
New
54
Increased
105
Reduced
100
Closed
60
Calls
$18.3M
Puts
$28.1M
Net Calls
-$9.76M
Net Calls Change
-$10.4M

Top Buyers

1
Massachusetts Financial Services
1
Massachusetts Financial Services
Massachusetts
$221M
2
VanEck Associates
2
VanEck Associates
New York
$66.5M
3
MNG
3
Manning & Napier Group
New York
$37.7M
4
DGI
4
Disciplined Growth Investors
Minnesota
$38.1M
5
EARNEST Partners
5
EARNEST Partners
Georgia
$121M

Top Sellers

1
WCM Investment Management
1
WCM Investment Management
California
$0
2
Citadel Advisors
2
Citadel Advisors
Florida
$7.32M
3
Lazard Asset Management
3
Lazard Asset Management
New York
$406K
4
ClearBridge Investments
4
ClearBridge Investments
New York
$214M
5
Renaissance Technologies
5
Renaissance Technologies
New York
$0
Name Market Value Shares Shares
Change 		Shares
Change %
Teacher Retirement System of Texas
51
Teacher Retirement System of Texas
Texas
$8.03M 153,536 +153,536 New
Citadel Advisors
52
Citadel Advisors
Florida
$7.32M 140,044 -502,073 -78%
MWNA
53
Marshall Wace North America
New York
$6.95M 133,005 +132,102 +14,629%
SCM
54
Steadfast Capital Management
New York
$6.8M 130,055 +130,055 New
RJA
55
Raymond James & Associates
Florida
$6.66M 127,310 +4,884 +4%
SCM
56
SIR Capital Management
New York
$6.54M 125,000 +125,000 New
BAM
57
Bell Asset Management
Australia
$6.45M 123,356 +123,356 New
DLA
58
Douglas Lane & Associates
New York
$4.93M 94,264 +26,123 +38%
HL
59
Harding Loevner
New Jersey
$4.55M 87,070 +44,088 +103%
AIG
60
American International Group
New York
$4.49M 85,937 -1,681 -2%
Natixis Advisors
61
Natixis Advisors
Massachusetts
$4.36M 83,333 -25,989 -24%
Swiss National Bank
62
Swiss National Bank
Switzerland
$4.31M 82,500 +1,900 +2%
SI
63
Scout Investments
Missouri
$4.23M 80,926 +32,123 +66%
Capital Fund Management (CFM)
64
Capital Fund Management (CFM)
France
$4.18M 79,953 +79,953 New
Russell Investments Group
65
Russell Investments Group
United Kingdom
$4.05M 77,480 -80,964 -51%
PPA
66
Parametric Portfolio Associates
Washington
$4.02M 76,811 -103,424 -57%
RA
67
Royce & Associates
New York
$3.92M 75,000 – –
RhumbLine Advisers
68
RhumbLine Advisers
Massachusetts
$3.92M 74,979 +371 +0.5%
EAM
69
Eagle Asset Management
Florida
$3.88M 74,290 -1,527 -2%
Manulife (Manufacturers Life Insurance)
70
Manulife (Manufacturers Life Insurance)
Ontario, Canada
$3.71M 71,019 -134 -0.2%
AG
71
Aperio Group
California
$3.48M 66,640 +29,599 +80%
TAM
72
Trillium Asset Management
Massachusetts
$3.44M 65,756 +1,117 +2%
California Public Employees Retirement System
73
California Public Employees Retirement System
California
$3.43M 65,661 +399 +0.6%
CSS
74
Cubist Systematic Strategies
Connecticut
$3.41M 65,305 +45,331 +227%
GAM
75
Gotham Asset Management
New York
$3.29M 62,907 +62,907 New
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