Westlake Corporation

8-K Other events Jul 29, 2026 8-K Regulation FD disclosure Jun 15, 2026 8-K Shareholder vote results May 18, 2026 10-Q Quarter ended 2026-03-31 May 6, 2026 8-K Results of operations (earnings release); Regulation FD disclosure May 5, 2026 8-K Regulation FD disclosure May 1, 2026 8-K Director or officer change; Regulation FD disclosure Apr 20, 2026 8-K Other events Apr 14, 2026 8-K Entered a material agreement; Terminated a material agreement; Took on a direct financial obligation Apr 6, 2026 8-K Director or officer change Apr 2, 2026 10-K Fiscal year ended 2025-12-31 Feb 26, 2026 8-K Results of operations (earnings release); Regulation FD disclosure Feb 24, 2026 8-K Director or officer change; Regulation FD disclosure Feb 23, 2026 8-K Regulation FD disclosure Jan 6, 2026 8-K Exit or disposal costs; Regulation FD disclosure Dec 15, 2025 8-K Regulation FD disclosure Nov 12, 2025 8-K Entered a material agreement; Regulation FD disclosure Nov 5, 2025 8-K Regulation FD disclosure Nov 4, 2025 10-Q Quarter ended 2025-09-30 Oct 31, 2025 8-K Results of operations (earnings release); Regulation FD disclosure Oct 30, 2025 8-K Regulation FD disclosure Aug 26, 2025 10-Q Quarter ended 2025-06-30 Aug 6, 2025 8-K Results of operations (earnings release); Regulation FD disclosure Aug 5, 2025 8-K Exit or disposal costs Jun 17, 2025 8-K Shareholder vote results May 12, 2025 10-Q Quarter ended 2025-03-31 May 2, 2025 8-K Results of operations (earnings release); Regulation FD disclosure May 2, 2025 8-K Director or officer change Apr 16, 2025 8-K Director or officer change Mar 4, 2025 10-K Fiscal year ended 2024-12-31 Feb 25, 2025 8-K Results of operations (earnings release); Regulation FD disclosure Feb 24, 2025 8-K Director or officer change Dec 11, 2024 10-Q Quarter ended 2024-09-30 Nov 6, 2024 8-K Results of operations (earnings release); Regulation FD disclosure Nov 5, 2024 8-K Director or officer change Aug 12, 2024 10-Q Quarter ended 2024-06-30 Aug 9, 2024 8-K Results of operations (earnings release); Regulation FD disclosure Aug 6, 2024 8-K Exit or disposal costs Jul 29, 2024 8-K Director or officer change; Regulation FD disclosure Jul 15, 2024 8-K Regulation FD disclosure Jul 1, 2024