Hartree Partners, LP

Position in ECVT — Ecovyst Inc.

CIK 1597857 NEW YORK, NY

Position in ECVT

as of Mar 31, 2026 · filed May 12, 2026 Compact

Position Value

$1,243,896

-$69,654 QoQ

Shares Held

96,726

-28.4% QoQ

Ownership

0.088%

of shares outstanding

% of Portfolio

0.28%

of 13F equity value

Holder Rank

—

not a current holder

Holding Since

Dec 2025

2 quarters on record

Voting authority Sole 50.ToString("F0")% Shared 50.ToString("F0")% None 0.ToString("F0")%

Basic Materials · as of Mar 31, 2026

Hartree Partners, LP holds $25,587,959 across 5 Specialty Chemicals names. ECVT ranks #2 (4.9% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	HDSN	Hudson Technologies Inc /Ny	3,800,000	$22,344,000
2	ECVT	Ecovyst Inc. This page	96,726	$1,243,896
3	FF	FutureFuel Corp.	260,000	$1,001,000
4	WLK	Westlake Corp	4,300	$502,326
5	APD	Air Products & Chemicals, Inc.	1,710	$496,737

2 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-03-31	$1,243,896	96,726	-28.4%	Shares	Sole	2026-05-12
2025-12-31	$1,313,550	135,000	—	Shares	Defined	2026-02-17
No filing history on record for this holder in this stock.