Westlake (WLK) Historical Stock Prices

Westlake Corporation (WLK), daily historical prices. Prices in USD.
Date	Open	High	Low	Close		Volume
Jan 29, 2026	82.10	82.69	78.44	81.56	80.11	1,370,200
Jan 28, 2026	82.49	83.00	80.99	81.88	80.42	1,180,000
Jan 27, 2026	83.52	84.55	81.65	81.68	80.23	1,252,100
Jan 26, 2026	85.59	85.95	83.49	84.16	82.66	1,403,100
Jan 23, 2026	86.90	87.39	85.08	85.22	83.70	1,279,500
Jan 22, 2026	87.09	89.85	86.20	86.75	85.21	987,600
Jan 21, 2026	84.99	87.97	84.32	86.68	85.14	1,826,400
Jan 20, 2026	86.30	86.30	83.30	83.92	82.43	1,107,900
Jan 16, 2026	86.63	88.88	86.63	87.87	86.31	904,900
Jan 15, 2026	90.82	91.08	86.27	88.30	86.73	2,111,400
Jan 14, 2026	85.63	90.19	85.07	89.85	88.25	1,600,500
Jan 13, 2026	85.72	86.48	84.48	85.00	83.49	1,179,700
Jan 12, 2026	83.00	85.13	82.63	84.94	83.43	2,078,900
Jan 9, 2026	79.90	83.30	78.42	83.20	81.72	1,622,700
Jan 8, 2026	73.86	81.55	73.50	79.53	78.11	1,759,300
Jan 7, 2026	77.86	78.63	73.95	74.47	73.14	1,640,400
Jan 6, 2026	74.90	78.34	74.39	77.43	76.05	1,358,400
Jan 5, 2026	73.90	77.33	73.90	74.98	73.65	1,005,400
Jan 2, 2026	74.57	75.17	72.69	74.15	72.83	919,800
Dec 31, 2025	74.81	75.22	73.50	73.94	72.62	839,200
Dec 30, 2025	74.42	75.45	74.29	74.88	73.55	945,000
Dec 29, 2025	73.01	74.68	72.96	74.38	73.06	1,186,700
Dec 26, 2025	73.63	74.01	73.18	73.75	72.44	704,400
Dec 24, 2025	73.61	74.12	72.84	73.68	72.37	313,900
Dec 23, 2025	74.04	74.33	71.87	73.29	71.99	1,328,100

Historical stock prices.