WLK
Westlake (WLK)
NYSE
$76.46-$1.50 (-1.92%)
Price as of Jun 23, 2026 4:10 PM EDT
  • $10.0B
    Market Cap
  • 8.77%
    1-Year Change
  • Specialty Chemicals
    Industry
  • 1 Month
    -11.49%
    Low Price$77.95
    High Price$88.77
  • 3 Months
    -26.10%
    Low Price$77.95
    High Price$123.39
  • 1 Year
    +8.77%
    Low Price$56.38
    High Price$123.39
Date
Open
High
Low
Close
Change (%)
Volume
06/22/2026
79.29
79.70
77.27
77.95
-2.90%
1,025,440
06/18/2026
82.94
83.09
80.09
80.28
-3.83%
1,731,737
06/17/2026
83.67
87.27
83.23
83.48
-1.01%
736,444
06/16/2026
86.89
87.66
83.92
84.33
-3.57%
1,121,500
06/15/2026
87.65
88.76
86.16
87.45
-1.19%
620,688
06/12/2026
87.45
89.47
86.53
88.50
+1.41%
770,809
06/11/2026
88.43
89.23
86.43
87.27
+0.17%
531,733
06/10/2026
86.50
88.99
85.81
87.12
+1.17%
1,179,533
06/09/2026
85.63
86.92
84.38
86.11
+1.00%
894,646
06/08/2026
84.38
85.78
83.75
85.26
+0.73%
914,802
06/05/2026
84.29
85.34
82.98
84.64
-0.72%
826,296
06/04/2026
86.29
87.04
84.37
85.25
-1.32%
781,633
06/03/2026
86.46
87.90
85.75
86.39
-0.51%
867,202
06/02/2026
86.31
87.93
85.89
86.83
+0.52%
722,166
06/01/2026
87.50
88.99
86.34
86.38
-0.52%
916,650
05/29/2026
87.50
87.81
86.08
86.83
-0.96%
916,398
05/28/2026
87.45
88.70
87.14
87.67
-0.16%
857,548
05/27/2026
86.91
89.37
86.39
87.81
-0.49%
1,072,530
05/27/2026
$0.53 Dividend
05/26/2026
88.24
88.86
87.53
88.24
+0.19%
693,367
05/22/2026
88.23
89.44
86.62
88.07
+0.57%
829,666
05/21/2026
88.20
88.60
86.02
87.57
-0.45%
873,287
05/20/2026
87.94
88.96
87.22
87.97
-0.18%
926,367
05/19/2026
90.69
90.69
87.62
88.13
-3.06%
1,098,982
05/18/2026
89.68
92.62
88.04
90.91
+3.24%
1,473,295
05/15/2026
90.65
90.98
87.80
88.06
-3.21%
1,870,441
05/14/2026
93.09
93.83
90.95
90.98
-0.80%
1,000,263
05/13/2026
96.76
97.71
91.67
91.72
-4.42%
1,364,431
05/12/2026
98.43
98.92
95.86
95.96
-1.05%
1,018,518
05/11/2026
94.31
98.36
93.30
96.98
+3.95%
1,499,184
05/08/2026
97.30
97.88
92.86
93.29
-3.62%
1,404,939
05/07/2026
98.36
99.45
96.52
96.80
-2.54%
1,413,971
05/06/2026
98.88
101.96
98.07
99.32
-4.64%
2,170,984
05/05/2026
102.09
106.29
100.62
104.15
-8.78%
1,799,940
05/05/2026
-$0.77 Earnings
05/04/2026
114.83
115.57
111.73
114.18
-0.10%
1,204,703
05/01/2026
115.06
116.35
114.09
114.30
-0.25%
1,162,016
04/30/2026
110.82
115.02
110.52
114.59
+3.47%
940,622
04/29/2026
111.42
111.81
109.82
110.74
+0.96%
929,972
04/28/2026
111.74
112.19
108.48
109.69
-0.76%
692,833
04/27/2026
111.24
112.98
108.77
110.53
+0.50%
794,561
04/24/2026
111.33
112.81
109.03
109.98
-1.43%
1,052,389
04/23/2026
113.67
114.91
109.92
111.58
-1.78%
982,944
04/22/2026
116.77
116.96
112.82
113.60
-1.18%
1,087,671
04/21/2026
112.26
115.19
111.48
114.96
+1.55%
854,560
04/20/2026
111.05
114.91
111.05
113.20
+1.13%
885,685
04/17/2026
113.32
113.83
110.12
111.94
-5.37%
1,491,705
04/16/2026
116.03
118.52
115.71
118.29
+3.25%
1,084,441
04/15/2026
117.42
117.70
113.74
114.56
-2.27%
951,543
04/14/2026
118.78
119.25
114.32
117.23
-1.85%
935,330
04/13/2026
119.28
121.21
117.79
119.43
+1.50%
870,986
04/10/2026
118.26
120.23
116.80
117.66
+0.99%
926,152
04/09/2026
120.27
121.80
115.57
116.51
-2.98%
1,318,732
04/08/2026
113.57
120.16
112.65
120.09
-2.09%
1,529,625
04/07/2026
119.80
123.49
118.72
122.65
+3.23%
1,026,058
04/06/2026
116.91
118.89
115.67
118.82
+0.11%
1,044,558
04/02/2026
115.90
119.28
113.81
118.69
+2.42%
934,032
04/01/2026
116.30
118.64
114.74
115.88
-0.21%
1,061,368
03/31/2026
116.05
118.98
113.79
116.12
+0.71%
1,229,574
03/30/2026
114.42
116.47
112.91
115.31
+2.39%
2,027,797
03/27/2026
111.13
113.75
111.13
112.61
-0.15%
1,083,889
03/26/2026
112.95
115.25
111.89
112.78
-0.67%
1,035,069
03/25/2026
113.73
115.50
112.55
113.54
+0.11%
1,119,548
03/24/2026
107.30
114.44
106.43
113.41
+5.15%
1,078,008
03/23/2026
107.15
110.80
106.36
107.85
+2.24%
1,549,760
03/20/2026
111.13
111.74
104.85
105.49
-4.59%
1,522,206
03/19/2026
110.23
112.00
108.75
110.57
-1.22%
948,700
03/18/2026
112.44
115.09
111.89
111.93
+1.04%
1,322,815
03/17/2026
110.59
114.28
109.52
110.77
+0.59%
1,213,520
03/16/2026
110.59
112.42
109.34
110.13
-1.12%
1,324,204
03/13/2026
114.31
115.76
110.83
111.37
-1.91%
1,606,816
03/12/2026
106.60
113.97
106.60
113.54
+6.72%
1,622,661
03/11/2026
104.12
107.04
102.92
106.39
+1.89%
1,051,542
03/10/2026
104.18
107.10
103.24
104.41
-1.22%
927,621
03/09/2026
101.57
106.81
99.94
105.71
+3.05%
1,215,568
03/06/2026
103.38
105.46
98.75
102.57
-2.20%
1,486,792
03/05/2026
106.86
111.54
104.21
104.88
-0.58%
1,999,633
03/04/2026
104.68
105.75
101.06
105.50
+3.12%
1,032,057
03/03/2026
102.87
104.23
99.01
102.31
-3.14%
1,569,437
03/03/2026
$0.53 Dividend
03/02/2026
102.19
107.69
101.58
105.63
+1.34%
1,758,919
02/27/2026
97.13
104.84
96.83
104.23
+5.02%
1,287,594
02/26/2026
101.45
102.54
98.03
99.25
-2.67%
899,228
02/25/2026
105.20
105.50
100.45
101.97
-1.04%
1,689,360
02/24/2026
101.60
106.81
96.76
103.03
+11.99%
2,388,247
02/24/2026
-$0.25 Earnings
02/23/2026
92.82
94.19
90.76
92.01
-1.46%
1,303,280
02/20/2026
93.07
95.21
91.68
93.37
-0.69%
1,050,634
02/19/2026
97.47
98.91
92.08
94.02
-4.49%
1,528,666
02/18/2026
97.87
99.67
96.46
98.44
+1.75%
1,006,156
02/17/2026
98.49
100.20
95.42
96.75
-2.26%
1,385,834
02/13/2026
97.43
100.24
96.25
98.99
+1.37%
820,900
02/12/2026
99.59
101.88
95.62
97.65
-1.62%
1,183,580
02/11/2026
97.49
101.86
97.49
99.27
+1.25%
1,850,467
02/10/2026
95.97
99.15
95.29
98.04
+2.74%
1,218,654
02/09/2026
93.07
95.55
92.53
95.43
+0.57%
984,301
02/06/2026
93.06
95.26
92.16
94.88
+4.08%
1,094,709
02/05/2026
93.14
94.21
89.34
91.16
-3.99%
1,574,263
02/04/2026
92.04
96.99
92.04
94.95
+5.61%
2,645,719
02/03/2026
83.61
90.59
83.60
89.91
+8.51%
2,029,464