TWIN CAPITAL MANAGEMENT INC

Position in WLK — Westlake Corp

CIK 1059187 MCMURRAY, PA

Position in WLK

as of Jun 30, 2026 · filed Aug 6, 2026 Compact

Position Value

$958,855

-$931,164 QoQ

Shares Held

13,135

-2.7% QoQ

Ownership

0.010%

of shares outstanding

% of Portfolio

0.10%

of 13F equity value

Holder Rank

#139

of 356 holders

Holding Since

Jun 2021

12 quarters on record

Voting authority Sole 100% Shared 0% None 0%

Basic Materials · as of Jun 30, 2026

TWIN CAPITAL MANAGEMENT INC holds $8,152,576 across 5 Specialty Chemicals names. WLK ranks #3 (11.8% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	LIN	Linde PLC	10,266	$5,327,438
2	ALB	Albemarle Corp	10,375	$1,400,936
3	WLK	Westlake Corp This page	13,135	$958,855
4	APD	Air Products & Chemicals, Inc.	827	$242,459
5	ECL	Ecolab Inc.	800	$222,888

12 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-06-30	$958,855	13,135	-2.7%	Shares	Sole	2026-08-06
2023-12-31	$1,890,019	13,504	-2.5%	Shares	Sole	2024-01-31
2023-09-30	$1,726,430	13,848	-12.4%	Shares	Sole	2023-11-13
2023-06-30	$1,889,298	15,814	-10.6%	Shares	Sole	2023-08-07
2023-03-31	$2,050,642	17,681	-7.5%	Shares	Sole	2023-05-08
2022-12-31	$1,959,334	19,108	-7.2%	Shares	Sole	2023-01-31
2022-09-30	$1,789,119	20,593	-1.8%	Shares	Sole	2022-10-21
2022-06-30	$2,056,165	20,977	-3.1%	Shares	Sole	2022-08-02
2022-03-31	$2,670,376	21,640	+15.6%	Shares	Sole	2022-05-06
2021-12-31	$1,818,273	18,720	+1.5%	Shares	Sole	2022-02-07
2021-09-30	$1,680,621	18,440	-13.0%	Shares	Sole	2021-10-29
2021-06-30	$1,909,908	21,200	—	Shares	Sole	2021-08-09
No filing history on record for this holder in this stock.