T. Rowe Price Investment Management, Inc.

Position in CLB — Core Laboratories Inc. /DE/

CIK 1897612 BALTIMORE, MD

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Position in CLB

as of Mar 31, 2026 · filed May 15, 2026 Compact

Position Value

$18,534,397

+$1,827,803 QoQ

Shares Held

1,103,895

+5.9% QoQ

Ownership

2.39%

of shares outstanding

% of Portfolio

0.01%

of 13F equity value

Holder Rank

—

not a current holder

Holding Since

Jun 2024

8 quarters on record

Voting authority Sole 100.ToString("F0")% Shared 0.ToString("F0")% None 0.ToString("F0")%

Common Shares in CLB Over Time

Shares Held

Position Value (USD)

Position in Oil & Gas Equipment & Services

Energy · as of Mar 31, 2026

T. Rowe Price Investment Management, Inc. holds $2,024,228,557 across 9 Oil & Gas Equipment & Services names. CLB ranks #8 (0.9% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	FTI	TechnipFMC plc	16,734,474	$1,156,854,187
2	SLB	Slb Limited/Nv	6,822,860	$350,626,775
3	WHD	Cactus, Inc.	2,692,274	$127,533,019
4	WFRD	Weatherford International plc	1,256,148	$118,806,477
5	LBRT	Liberty Energy Inc.	3,806,233	$109,619,510
6	NESR	National Energy Services Reunited Corp.	3,260,587	$70,004,802
7	WBI	WaterBridge Infrastructure LLC	2,153,601	$57,694,970
8	CLB	Core Laboratories Inc. /DE/ This page	1,103,895	$18,534,397

All Filings in CLB

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8 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-03-31	$18,534,397	1,103,895	+5.9%	Shares	Sole	2026-05-15
2025-12-31	$16,706,594	1,042,208	+14.8%	Shares	Sole	2026-02-19
2025-09-30	$11,224,832	908,158	+3.8%	Shares	Sole	2025-11-14
2025-06-30	$10,080,472	875,041	-20.4%	Shares	Sole	2025-08-14
2025-03-31	$16,468,433	1,098,628	-5.2%	Shares	Sole	2025-05-14
2024-12-31	$20,057,131	1,158,702	+4.2%	Shares	Sole	2025-02-14
2024-09-30	$20,600,931	1,111,761	+19.9%	Shares	Sole	2024-11-14
2024-06-30	$18,818,914	927,497	—	Shares	Sole	2024-08-14
No filing history on record for this holder in this stock.