Invenomic Capital Management LP

Position in ECVT — Ecovyst Inc.

CIK 1769456 BOSTON, MA

Position in ECVT

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

Position Value

$5,378,887

-$13,174,666 QoQ

Shares Held

418,265

-78.1% QoQ

Ownership

0.382%

of shares outstanding

% of Portfolio

0.25%

of 13F equity value

Holder Rank

—

not a current holder

Holding Since

Sep 2025

3 quarters on record

Voting authority Sole 100% Shared 0% None 0%

Basic Materials · as of Mar 31, 2026

Invenomic Capital Management LP holds $26,721,144 across 3 Specialty Chemicals names. ECVT ranks #2 (20.1% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	MATV	Mativ Holdings, Inc.	1,933,429	$16,820,832
2	ECVT	Ecovyst Inc. This page	418,265	$5,378,887
3	EMN	Eastman Chemical Co	59,243	$4,521,425

3 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-03-31	$5,378,887	418,265	-78.1%	Shares	Sole	2026-05-15
2025-12-31	$18,553,553	1,906,840	-0.1%	Shares	Sole	2026-02-17
2025-09-30	$16,728,849	1,909,686	—	Shares	Sole	2025-11-14
No filing history on record for this holder in this stock.