Campbell & CO Investment Adviser LLC

Position in ECVT — Ecovyst Inc.

CIK 1353570 BALTIMORE, MD

Position in ECVT

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

Position Value

$1,510,021

+$1,050,328 QoQ

Shares Held

117,420

+148.5% QoQ

Ownership

0.107%

of shares outstanding

% of Portfolio

0.09%

of 13F equity value

Holder Rank

—

not a current holder

Holding Since

Dec 2021

11 quarters on record

Voting authority Sole 0% Shared 0% None 100%

Basic Materials · as of Mar 31, 2026

Campbell & CO Investment Adviser LLC holds $29,355,669 across 19 Specialty Chemicals names. ECVT ranks #6 (5.1% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	APD	Air Products & Chemicals, Inc.	28,281	$8,215,347
2	ASH	Ashland Inc.	84,710	$4,710,723
3	ECL	Ecolab Inc.	11,825	$3,145,686
4	DD	DuPont de Nemours, Inc.	50,151	$2,296,915
5	CBT	Cabot Corp	23,979	$1,805,858
6	ECVT	Ecovyst Inc. This page	117,420	$1,510,021
7	IOSP	Innospec Inc.	18,751	$1,369,198
8	SQM	Chemical & Mining Co Of Chile Inc	13,536	$1,095,603

11 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-03-31	$1,510,021	117,420	+148.5%	Shares	Sole	2026-05-15
2025-12-31	$459,693	47,245	-43.3%	Shares	Sole	2026-02-12
2025-09-30	$729,602	83,288	+47.3%	Shares	Sole	2025-10-28
2025-06-30	$465,192	56,524	+6.2%	Shares	Sole	2025-08-07
2024-12-31	$406,669	53,229	+165.8%	Shares	Sole	2025-02-10
2024-06-30	$179,633	20,026	+50.8%	Shares	Sole	2024-08-13
2024-03-31	$148,083	13,281	-58.4%	Shares	Sole	2024-05-10
2023-12-31	$311,604	31,894	+178.0%	Shares	Sole	2024-02-13
2023-03-31	$126,787	11,474	-82.4%	Shares	Sole	2023-05-11
2022-12-31	$578,487	65,292	+318.5%	Shares	Sole	2023-02-14
2021-12-31	$159,744	15,600	—	Shares	Sole	2022-02-10
No filing history on record for this holder in this stock.