Westlake Chemical Corp. historical data

1M 3M 6M 1Y 5Y MAX Download CSV

Date	Open	High	Low	Close	Adj. close	Volume
2026-04-30	109.64	115.22	109.64	114.43	112.96	19
2026-04-29	111.40	113.50	110.37	110.43	109.01	40
2026-04-28	111.76	114.09	109.41	110.58	109.16	13
2026-04-27	110.64	114.11	108.13	110.70	109.27	17
2026-04-24	110.00	115.17	110.00	112.08	110.64	5
2026-04-23	115.78	118.13	110.84	110.84	109.41	24
2026-04-22	119.99	119.99	111.55	114.77	113.29	38
2026-04-21	115.00	115.00	113.63	113.71	112.25	6
2026-04-20	111.80	116.31	111.80	115.31	113.82	127
2026-04-17	113.02	116.61	110.70	113.20	111.74	221
2026-04-16	113.02	118.16	113.02	117.56	116.05	42
2026-04-15	118.12	118.12	114.65	114.82	113.34	29
2026-04-14	119.28	122.22	115.48	117.65	116.13	236
2026-04-13	120.00	120.92	117.70	120.81	119.25	17
2026-04-10	117.25	120.64	117.25	120.64	119.08	60
2026-04-09	118.94	122.40	116.33	116.33	114.83	35
2026-04-08	116.84	120.00	114.01	117.17	115.66	642
2026-04-07	119.99	124.17	119.76	122.48	120.90	229
2026-04-02	119.38	119.63	114.69	118.77	117.24	132
2026-04-01	116.83	118.15	115.71	116.41	114.91	41
2026-03-31	117.58	119.57	114.53	116.92	115.41	317
2026-03-30	115.49	117.17	113.20	115.03	113.55	325
2026-03-27	113.51	114.70	111.37	112.83	111.37	13
2026-03-26	112.06	116.37	112.06	113.36	111.89	28
2026-03-25	114.30	115.23	113.46	113.46	112.00	19
2026-03-24	105.07	114.92	105.07	114.78	113.30	20
2026-03-23	108.62	111.19	105.56	110.30	108.87	67
2026-03-20	107.74	107.90	106.49	106.87	105.49	11
2026-03-19	113.00	113.75	110.09	110.59	109.17	452
2026-03-18	113.04	115.77	113.04	114.28	112.81	687
2026-03-17	112.36	114.43	109.21	113.18	111.72	14
2026-03-16	113.50	113.50	110.46	111.27	109.83	191
2026-03-13	113.40	117.94	111.84	113.11	111.65	16
2026-03-12	107.35	113.64	105.96	113.27	111.81	357
2026-03-11	107.80	107.80	104.45	106.05	104.68	22
2026-03-10	105.37	107.67	105.10	106.49	105.12	1,040
2026-03-09	103.23	106.37	101.16	106.37	105.00	1,206
2026-03-06	105.00	106.11	99.905	101.92	100.61	2,379
2026-03-05	106.13	112.08	106.13	108.50	107.10	684
2026-03-04	106.28	106.28	100.78	105.05	103.70	12
2026-03-03	103.63	104.68	99.910	102.33	101.01	34
2026-03-02	100.55	108.86	100.55	106.76	105.38	111
2026-02-27	98.900	103.44	96.180	103.44	101.58	75
2026-02-26	105.00	105.00	100.26	100.26	98.461	7
2026-02-25	105.79	106.70	102.94	102.94	101.09	13
2026-02-24	103.00	105.38	99.690	105.38	103.49	273
2026-02-23	92.870	92.870	91.900	91.900	90.251	77
2026-02-20	93.760	96.340	92.600	94.690	92.991	41
2026-02-19	97.180	97.200	93.210	93.210	91.538	98
2026-02-18	100.34	100.34	99.990	100.31	98.511	2
2026-02-17	101.19	101.80	96.381	96.381	94.652	31
2026-02-13	98.500	101.30	98.500	101.30	99.483	12
2026-02-12	102.41	102.41	96.380	97.790	96.036	129
2026-02-11	100.13	102.79	99.750	99.750	97.961	39
2026-02-10	95.440	99.990	95.440	99.748	97.959	36
2026-02-09	92.130	96.140	92.130	96.140	94.415	38
2026-02-06	92.340	96.310	92.340	96.310	94.582	121
2026-02-05	94.780	94.780	90.765	90.765	89.137	95
2026-02-04	90.950	96.670	90.950	95.160	93.453	60
2026-02-03	86.980	91.152	86.020	88.720	87.128	117

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Stock splits

No stock splits on record.

Dividends

Ex-date	Amount
2026-08-25	0.5330 USD
2026-05-27	0.5300 USD
2026-03-02	0.5300 USD
2025-11-24	0.5300 USD
2025-08-18	0.5300 USD
2025-05-20	0.5250 USD
2025-03-03	0.5250 USD
2024-11-26	0.5250 USD
2024-08-20	0.5250 USD
2024-05-20	0.5000 USD
2024-02-27	0.5000 USD
2023-11-20	0.5000 USD
2023-08-24	0.5000 USD
2023-05-22	0.3570 USD
2023-02-28	0.3570 USD
2022-11-23	0.3570 USD
2022-08-19	0.3570 USD
2022-05-20	0.2975 USD
2022-02-28	0.2975 USD
2021-11-22	0.2975 USD
2021-08-23	0.2975 USD
2021-05-24	0.2700 USD
2021-03-01	0.2700 USD
2020-11-23	0.2700 USD
2020-08-24	0.2700 USD
2020-05-22	0.2625 USD
2020-02-24	0.2625 USD
2019-11-25	0.2625 USD
2019-08-26	0.2625 USD
2019-05-28	0.2500 USD
2019-02-26	0.2500 USD

Open, high, low and close are as traded (USD). Adjusted close accounts for splits and dividends. Educational only, not financial advice.