Westlake Corp

UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC WLK

Report date

12/31/2025

Quarter

2025 Q4

Filed

2/13/2026

Shares

924,704

Value ($000)

68,373

Weight

0.0%

2014 Q1 - 2025 Q4 (26 filings)

Shares History

History scope: non-option holdings only (PUT/CALL rows excluded).

All 13F Holders	Filing date	Value ($000s)	% of Holdings	Shares	Reporting period
2025 Q4	2/13/2026	68,373	0.0%	924,704	12/31/2025
2025 Q3	11/14/2025	70,685	0.0%	917,273	9/30/2025
2025 Q2	8/14/2025	49,493	0.0%	651,826	6/30/2025
2025 Q1	5/19/2025	37,129	0.0%	371,175	3/31/2025
2024 Q4	2/14/2025	39,759	0.0%	346,789	12/31/2024
2024 Q3	11/14/2024	47,835	0.0%	318,284	9/30/2024
2024 Q2	8/14/2024	34,129	0.0%	235,667	6/30/2024
2024 Q1	5/15/2024	31,453	0.0%	205,845	3/31/2024
2023 Q4	2/14/2024	29,404	0.0%	210,090	12/31/2023
2023 Q3	11/13/2023	25,928	0.0%	207,973	9/30/2023
2023 Q2	8/11/2023	14,874	0.0%	128,242	6/30/2023
2023 Q1	5/15/2023	14,874	0.0%	128,242	3/31/2023
2022 Q4	2/14/2023	12,459	0.0%	121,499	12/31/2022
2022 Q3	11/14/2022	5,307	0.0%	61,089	9/30/2022
2022 Q2	8/12/2022	21,401	0.0%	218,328	6/30/2022
2022 Q1	5/16/2022	29,458	0.0%	238,722	3/31/2022
2021 Q4	2/14/2022	5,860	0.0%	60,332	12/31/2021
2021 Q3	11/15/2021	11,143	0.0%	122,264	9/30/2021
2021 Q2	8/16/2021	11,561	0.0%	128,326	6/30/2021
2021 Q1	5/14/2021	11,511	0.0%	129,646	3/31/2021
2020 Q4	3/1/2021	10,447	0.0%	128,025	12/31/2020
2020 Q3	11/13/2020	9,045	0.0%	143,066	9/30/2020
2020 Q2	8/14/2020	28,949	0.0%	539,586	6/30/2020
2020 Q1	5/15/2020	24,296	0.0%	636,521	3/31/2020
2019 Q4	2/14/2020	45,455	0.0%	647,967	12/31/2019
2014 Q1	5/23/2014	291	0.0%	4,400	3/31/2014