Campbell & CO Investment Adviser LLC

Position in WHD — Cactus, Inc.

CIK 1353570 BALTIMORE, MD

Position in WHD

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

Position Value

$3,078,528

+$1,206,861 QoQ

Shares Held

64,989

+37.0% QoQ

Ownership

0.081%

of shares outstanding

% of Portfolio

0.18%

of 13F equity value

Holder Rank

—

not a current holder

Holding Since

Sep 2021

6 quarters on record

Voting authority Sole 0% Shared 0% None 100%

Energy · as of Jun 30, 2026

Campbell & CO Investment Adviser LLC holds $13,340,259 across 6 Oil & Gas Equipment & Services names.

#	Ticker	Company	Shares	Value (USD)
1	HAL	Halliburton Co	171,396	$5,818,894
2	FTI	TechnipFMC plc	44,953	$2,980,383
3	TS	Tenaris SA	46,579	$2,584,668
4	EFXT	Enerflex Ltd.	34,198	$838,192
5	OIS	Oil States International, Inc	71,946	$576,287
6	TDW	Tidewater Inc	8,132	$541,835

6 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-03-31	$3,078,528	64,989	+37.0%	Shares	Sole	2026-05-15
2025-09-30	$1,871,667	47,420	+15.2%	Shares	Sole	2025-10-28
2025-03-31	$1,886,546	41,164	+270.4%	Shares	Sole	2025-05-14
2023-12-31	$504,484	11,112	-41.2%	Shares	Sole	2024-02-13
2023-09-30	$949,471	18,910	+243.8%	Shares	Sole	2023-11-08
2021-09-30	$207,460	5,500	—	Shares	Sole	2021-11-10
No filing history on record for this holder in this stock.