CORE LABORATORIES INC

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CLB·21867A105·US·Common Stock·Energy - Oil & Gas Equipment & Services-13D/G

CLB (CORE LABORATORIES INC) is held by 98 institutional investors as of Q2 2026. Largest holders: ARIEL INVESTMENTS, LLC ($164M), BlackRock, Inc. ($86.9M), EARNEST PARTNERS LLC ($34.3M). Net institutional sentiment: Mixed.

98

Holders

(9 Elite)

$492.7M

Total Value

49% (96)

Consensus

47 buying - 49 selling

13F: Jun 30, 2026Insider & Congress: Updated regularly

Smart Money Verdict

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Institutional (13F)29

Insider (Form 4)30

Activist (13D/13G)76

Congressional (STOCK Act)55

Holder Quality

48

★★★★★

Elite

14

★★★★

Strong

56

★★★

Solid

14

★★

Below

79

★

Weak

Held by 98 funds

9 elite

Who's Trading

Source dates: Price Aug 28, 2026 · Insiders Aug 4, 2026 · Activists Aug 14, 2026 · Congress none

ActivistAriel Investments, LLC30.5%Aug 14, 2026

ActivistDGDISCIPLINED GROWTH INVESTORS INC /MN6.6%Aug 14, 2026

ActivistBlackRock, Inc.8.3%Aug 6, 2026

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Top Holders

Top Holders (98)History

AllNewIncreasedHeldDecreasedExited

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Fund	Action	Shares	Value	Weight	Est. P&L	Conviction
ARIEL INVESTMENTS, LLC	Increased	14.1M(+6.9%)	$164M	1.6%	-35.54%	51
BlackRock, Inc.	Increased	7.5M(+3.5%)	$86.9M	0.0%	-29.59%	31
EARNEST PARTNERS LLC	Decreased	2.9M(-3.8%)	$34.3M	0.1%	-43.99%	0
STATE STREET CORP	Increased	2.2M(+5.6%)	$25.4M	0.0%	-27.71%	30
VAVANGUARD CAPITAL MANAGEMENT LLC	Decreased	1.6M(-1.8%)	$18.5M	0.0%	-28.47%	0
DIMENSIONAL FUND ADVISORS LP	Increased	1.5M(+14.5%)	$18M	0.0%	-33.67%	32
SCHRODER INVESTMENT MANAGEMENT GROUP	New	1.5M	$16.9M	0.0%	+3.01%	39
VPVANGUARD PORTFOLIO MANAGEMENT LLC	Increased	1.3M(+1.6%)	$14.9M	0.0%	-28.12%	29
GEODE CAPITAL MANAGEMENT, LLC	Increased	1.2M(+4.9%)	$13.9M	0.0%	-44.05%	29
GOLDMAN SACHS GROUP INC	Decreased	751,643(-11.5%)	$8.8M	0.0%	-22.24%	0
MORGAN STANLEY	Increased	656,146(+46.9%)	$7.6M	0.0%	-30.31%	37
NORTHERN TRUST CORP	Increased	608,202(+7.6%)	$7.1M	0.0%	-40.02%	29
CHARLES SCHWAB INVESTMENT MANAGEMENT INC	Decreased	565,065(-17.7%)	$6.6M	0.0%	-38.98%	0
UBS Group AG	Increased	461,777(+7.0%)	$5.4M	0.0%	-27.80%	29
Fisher Asset Management, LLC	Decreased	447,949(-39.2%)	$5.2M	0.0%	-42.87%	0
Bank of New York Mellon Corp	Decreased	401,283(-0.5%)	$4.7M	0.0%	-43.93%	0
CITADEL ADVISORS LLC	Increased	371,615(+140.1%)	$4.3M	0.0%	-13.21%	43
VFVANGUARD FIDUCIARY TRUST CO	Increased	296,584(+2.4%)	$3.5M	0.0%	-27.95%	27
PRINCIPAL FINANCIAL GROUP INC	Increased	272,191(+0.1%)	$3.2M	0.0%	-42.29%	26
DED. E. Shaw & Co., Inc.	Increased	248,070(+109.5%)	$2.9M	0.0%	-6.24%	42

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High Conviction Moves-Smart Money Convergence-Fund Consensus-Double-Down Detection

Data sourced from four public-disclosure sources: SEC 13F, Form 4, 13D/13G, and House/Senate STOCK Act disclosures. Not financial advice. Full disclaimer