Historical shareholding details of HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND holdings in Westlake Corporation (WLK)

Monthly changes of HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND shareholding in Westlake Corporation over the previous months

Month	Name	Total no. shares held	Percent Holding
Month	Name	Total no. shares held	Percent Holding
Mar 31, 2025	Healthcare Of Ontario Pension Plan Trust Fund	30,900	0.02%

Dec 31, 2024	Healthcare Of Ontario Pension Plan Trust Fund	20,300	0.02%

Dec 31, 2022	Healthcare Of Ontario Pension Plan Trust Fund	0	0.00%