Hartree Partners, LP

Position in WLK — Westlake Corp

CIK 1597857 NEW YORK, NY

Position in WLK

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

Position Value

$502,326

New position

Shares Held

4,300

first reported quarter

Ownership

0.003%

of shares outstanding

% of Portfolio

0.11%

of 13F equity value

Holder Rank

—

not a current holder

Holding Since

Mar 2026

1 quarter on record

Voting authority Sole 100.ToString("F0")% Shared 0.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. WLK ranks #4 (2.0% 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.	96,726	$1,243,896
3	FF	FutureFuel Corp.	260,000	$1,001,000
4	WLK	Westlake Corp This page	4,300	$502,326
5	APD	Air Products & Chemicals, Inc.	1,710	$496,737

1 filing row on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-03-31	$502,326	4,300	—	Shares	Sole	2026-05-12
No filing history on record for this holder in this stock.