MQS Management LLC

Position in ECVT — Ecovyst Inc.

CIK 1759395 NEW YORK, NY

Position in ECVT

as of Jun 30, 2026 · filed Aug 7, 2026 Compact

Position Value

$167,763

-$111,625 QoQ

Shares Held

13,475

-56.7% QoQ

Ownership

0.012%

of shares outstanding

% of Portfolio

0.20%

of 13F equity value

Holder Rank

#160

of 206 holders

Holding Since

Dec 2022

4 quarters on record

Voting authority Sole 100% Shared 0% None 0%

Basic Materials · as of Jun 30, 2026

MQS Management LLC holds $1,292,628 across 5 Specialty Chemicals names. ECVT ranks #5 (13.0% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	APD	Air Products & Chemicals, Inc.	1,029	$301,682
2	IOSP	Innospec Inc.	3,643	$296,503
3	BCPC	Balchem Corp	1,697	$286,708
4	RPM	Rpm International Inc/De/	2,159	$239,972
5	ECVT	Ecovyst Inc. This page	13,475	$167,763

4 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-06-30	$167,763	13,475	-56.7%	Shares	Sole	2026-08-07
2024-06-30	$279,388	31,147	+120.8%	Shares	Sole	2024-08-12
2023-12-31	$137,805	14,105	+36.8%	Shares	Sole	2024-02-13
2022-12-31	$91,346	10,310	—	Shares	Sole	2023-02-10
No filing history on record for this holder in this stock.