ARIEL INVESTMENTS, LLC

Position in CLB — Core Laboratories Inc. /DE/

CIK 936753 CHICAGO, IL

Position in CLB

as of Jun 30, 2026 · filed Aug 14, 2026 Compact

Position Value

$163,973,108

-$57,157,706 QoQ

Shares Held

14,074,945

+6.9% QoQ

Ownership

30.7%

of shares outstanding

% of Portfolio

1.64%

of 13F equity value

Holder Rank

of 186 holders

Holding Since

Jun 2023

13 quarters on record

Voting authority Sole 93% Shared 0% None 7%

Energy · as of Jun 30, 2026

ARIEL INVESTMENTS, LLC holds $218,055,854 across 2 Oil & Gas Equipment & Services names. CLB ranks #1 (75.2% of the industry book) .

#	Ticker	Company	Shares	Value (USD)	Open
1	CLB	Core Laboratories Inc. /DE/ This page	14,074,945	$163,973,108
2	SLB	Slb Limited/Nv	1,163,320	$54,082,746

15 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-06-30	$163,973,109	14,074,945	+11.7%	Shares	Sole	2026-08-14
2026-06-30	$163,973,108	14,074,945	+6.9%	Shares	Other	2026-08-14
2026-03-31	$221,130,814	13,170,388	-3.6%	Shares	Other	2026-05-14
2025-12-31	$218,985,829	13,661,000	-0.8%	Shares	Other	2026-02-13
2025-09-30	$170,241,300	13,773,568	+6.1%	Shares	Other	2025-11-14
2025-06-30	$149,488,853	12,976,463	+25.5%	Shares	Other	2025-08-14
2025-05-31	$135,419,943	12,597,204	—	Shares	Sole	2025-06-05
2025-03-31	$155,026,954	10,342,025	+7.4%	Shares	Other	2025-05-15
2024-12-31	$166,739,786	9,632,570	-4.1%	Shares	Other	2025-02-14
2024-09-30	$186,138,593	10,045,256	-2.4%	Shares	Other	2024-11-13
2024-06-30	$208,830,685	10,292,296	-4.9%	Shares	Sole	2024-08-14
2024-03-31	$184,902,220	10,825,657	+20.4%	Shares	Sole	2024-05-14
2023-12-31	$158,735,126	8,988,399	-0.8%	Shares	Sole	2024-02-14
2023-09-30	$217,619,868	9,063,718	-5.9%	Shares	Other	2023-11-14
2023-06-30	$223,937,558	9,631,723	—	Shares	Other	2023-08-14
No filing history on record for this holder in this stock.