Historical shareholding details of Acadian Asset Management LLC holdings in Westlake Corporation (WLK)

Monthly changes of Acadian Asset Management LLC shareholding in Westlake Corporation over the previous months

Month	Name	Total no. shares held	Percent Holding
Month	Name	Total no. shares held	Percent Holding
Dec 31, 2024	Acadian Asset Management Llc	129,671	0.10%

Sep 30, 2024	Acadian Asset Management Llc	90,681	0.07%

Jun 30, 2024	Acadian Asset Management Llc	27,922	0.02%

Mar 31, 2024	Acadian Asset Management Llc	0	0.00%

Feb 29, 2024	Acadian Asset Management Llc	0	0.00%

Jan 31, 2024	Acadian Asset Management Llc	0	0.00%

Dec 31, 2023	Acadian Asset Management Llc	0	0.00%
Dec 31, 2023	Acadian Asset Management Llc	0	0.00%

Nov 30, 2023	Acadian Asset Management Llc	0	0.00%

Oct 31, 2023	Acadian Asset Management Llc	0	0.00%

Sep 30, 2023	Acadian Asset Management Llc	3,562	0.00%
Sep 30, 2023	Acadian Asset Management Llc	0	0.00%

Aug 31, 2023	Acadian Asset Management Llc	0	0.00%

Jul 31, 2023	Acadian Asset Management Llc	0	0.00%

Jun 30, 2023	Acadian Asset Management Llc	6,229	0.00%
Jun 30, 2023	Acadian Asset Management Llc	0	0.00%

May 31, 2023	Acadian Asset Management Llc	0	0.00%

Mar 31, 2023	Acadian Asset Management Llc	24,765	0.02%