WLK: Historical Prices for WESTLAKE CHEMICAL CO - Yahoo! Finance

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Historical Prices	Get Historical Prices for:

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PRICES

Date	Open	High	Low	Close	Volume	Adj Close*
15-Dec-09	26.11	26.30	25.75	25.85	122,900	25.85
14-Dec-09	25.75	26.18	25.30	26.10	117,100	26.10
11-Dec-09	25.77	26.02	25.21	25.62	125,200	25.62
10-Dec-09	26.24	26.44	25.41	25.72	123,300	25.72
9-Dec-09	25.60	26.28	25.06	26.21	127,700	26.21
8-Dec-09	25.95	26.07	25.26	25.53	84,100	25.53
7-Dec-09	26.01	26.25	25.67	26.05	59,900	26.05
4-Dec-09	26.08	26.24	25.34	26.02	97,200	26.02
3-Dec-09	26.52	26.73	25.65	25.67	108,100	25.67
2-Dec-09	25.75	26.60	25.75	26.51	107,900	26.51
1-Dec-09	26.38	26.52	25.44	25.81	153,000	25.81
1-Dec-09	$ 0.058 Dividend
30-Nov-09	26.25	26.25	25.48	26.15	162,600	26.09
27-Nov-09	26.34	26.56	26.06	26.26	40,900	26.20
25-Nov-09	27.20	27.32	26.90	27.00	127,000	26.94
24-Nov-09	27.40	27.40	26.59	27.00	86,300	26.94
23-Nov-09	27.88	27.90	27.14	27.34	74,200	27.28
20-Nov-09	26.73	27.00	26.47	26.78	119,700	26.72
19-Nov-09	27.19	27.30	26.22	26.99	171,000	26.93
18-Nov-09	27.85	27.85	27.10	27.32	88,900	27.26
17-Nov-09	27.49	27.93	27.31	27.75	209,800	27.69
16-Nov-09	26.83	27.75	26.83	27.74	252,500	27.68
13-Nov-09	26.32	26.75	26.29	26.54	109,500	26.48
12-Nov-09	26.78	27.36	26.38	26.44	67,900	26.38
11-Nov-09	26.62	27.23	26.47	26.79	58,100	26.73
10-Nov-09	26.31	26.73	26.14	26.52	127,700	26.46
9-Nov-09	25.95	26.61	25.91	26.36	171,200	26.30
6-Nov-09	25.48	26.11	25.46	25.77	119,000	25.71
5-Nov-09	24.55	25.99	24.25	25.64	170,700	25.58
4-Nov-09	25.10	25.14	24.17	24.27	182,400	24.22
3-Nov-09	26.02	26.25	24.18	25.04	273,100	24.98
2-Nov-09	24.57	25.11	24.00	25.08	282,200	25.02
30-Oct-09	24.95	25.17	24.20	24.29	248,900	24.24
29-Oct-09	24.67	25.31	24.55	25.10	108,500	25.04
28-Oct-09	24.42	24.70	23.94	24.34	178,800	24.29
27-Oct-09	24.87	25.23	24.42	24.54	122,300	24.49
26-Oct-09	25.26	25.84	24.69	24.71	110,300	24.66
23-Oct-09	25.47	25.55	24.90	25.27	138,100	25.21
22-Oct-09	25.47	25.78	24.63	25.44	109,900	25.38
21-Oct-09	26.94	26.95	25.39	25.48	190,800	25.42
20-Oct-09	27.37	27.56	26.72	26.95	129,200	26.89
19-Oct-09	27.23	27.53	27.02	27.44	86,600	27.38
16-Oct-09	27.02	27.24	25.93	27.01	111,600	26.95
15-Oct-09	26.96	27.27	26.63	27.15	62,600	27.09
14-Oct-09	26.94	27.08	26.71	27.08	62,200	27.02
13-Oct-09	26.39	26.56	25.83	26.54	147,400	26.48
12-Oct-09	26.81	26.92	26.19	26.40	48,000	26.34
9-Oct-09	26.44	26.76	26.33	26.50	49,400	26.44
8-Oct-09	26.26	26.58	25.90	26.45	119,100	26.39
7-Oct-09	25.89	26.25	25.71	26.00	87,300	25.94
6-Oct-09	25.75	26.23	25.65	26.07	84,100	26.01
5-Oct-09	24.83	25.58	24.76	25.50	99,300	25.44
2-Oct-09	24.55	25.17	24.55	24.80	85,500	24.74
1-Oct-09	25.64	25.64	24.73	24.76	142,000	24.71
30-Sep-09	26.51	26.51	25.33	25.70	176,700	25.64
29-Sep-09	26.92	26.98	26.33	26.36	95,500	26.30
28-Sep-09	26.28	26.99	26.15	26.92	104,700	26.86
25-Sep-09	26.15	26.40	25.67	26.21	117,200	26.15
24-Sep-09	27.04	27.33	26.19	26.31	62,500	26.25
23-Sep-09	27.05	27.75	26.99	27.03	115,100	26.97
22-Sep-09	26.96	27.05	26.60	26.92	57,100	26.86
21-Sep-09	26.92	26.94	26.44	26.68	171,700	26.62
18-Sep-09	27.69	27.97	27.16	27.19	114,100	27.13
17-Sep-09	27.99	28.22	27.48	27.59	166,300	27.53
16-Sep-09	27.50	28.20	27.41	28.18	79,800	28.12
15-Sep-09	26.75	27.59	26.64	27.43	93,600	27.37
14-Sep-09	26.23	26.94	26.11	26.76	149,200	26.70
* Close price adjusted for dividends and splits.

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