5 DAY PERFORMANCE
-5.74%
1 MONTH PERFORMANCE
+7.29%
3 MONTH PERFORMANCE
+15.29%
6 MONTH PERFORMANCE
+0.04%
YEAR-TO-DATE PERFORMANCE
+7.29%
1 YEAR PERFORMANCE
-30.58%
Westlake Corporation Stock Chart
Share Price History
| Date | Opening Price | Closing Price | High | Low | Volume | Market Capitalization |
|---|---|---|---|---|---|---|
| 01/30/2026 | $80.58 | $79.32 (-1.56%) | $82.05 | $77.58 | 2.09 M | $10.17 B |
| 01/29/2026 | $82.10 | $81.56 (-0.66%) | $82.69 | $78.44 | 1.37 M | $10.46 B |
| 01/28/2026 | $82.49 | $81.88 (-0.74%) | $83.00 | $80.99 | 1.18 M | $10.50 B |
| 01/27/2026 | $83.52 | $81.68 (-2.2%) | $84.55 | $81.65 | 1.25 M | $10.48 B |
| 01/26/2026 | $85.59 | $84.16 (-1.67%) | $85.95 | $83.49 | 1.40 M | $10.79 B |
| 01/23/2026 | $86.90 | $85.22 (-1.93%) | $87.39 | $85.08 | 1.28 M | $10.93 B |
| 01/22/2026 | $87.09 | $86.75 (-0.39%) | $89.85 | $86.20 | 987.60 K | $11.13 B |
| 01/21/2026 | $84.99 | $86.68 (1.99%) | $87.97 | $84.32 | 1.83 M | $11.12 B |
| 01/20/2026 | $86.30 | $83.92 (-2.76%) | $86.30 | $83.30 | 1.11 M | $10.76 B |
| 01/16/2026 | $86.63 | $87.87 (1.43%) | $88.88 | $86.63 | 904.95 K | $11.27 B |
| 01/15/2026 | $90.82 | $88.30 (-2.77%) | $91.08 | $86.27 | 2.11 M | $11.32 B |
| 01/14/2026 | $85.63 | $89.85 (4.93%) | $90.19 | $85.07 | 1.60 M | $11.52 B |
| 01/13/2026 | $85.72 | $85.00 (-0.84%) | $86.48 | $84.48 | 1.18 M | $10.90 B |
| 01/12/2026 | $83.00 | $84.94 (2.34%) | $85.13 | $82.63 | 2.08 M | $10.89 B |
| 01/09/2026 | $79.90 | $83.20 (4.13%) | $83.30 | $78.42 | 1.62 M | $10.67 B |
| 01/08/2026 | $73.86 | $79.53 (7.68%) | $81.55 | $73.50 | 1.76 M | $10.20 B |
| 01/07/2026 | $77.86 | $74.47 (-4.35%) | $78.63 | $73.95 | 1.64 M | $9.55 B |
| 01/06/2026 | $74.90 | $77.43 (3.38%) | $78.33 | $74.39 | 1.36 M | $9.93 B |
| 01/05/2026 | $73.90 | $74.98 (1.46%) | $77.33 | $73.90 | 1.01 M | $9.62 B |
| 01/02/2026 | $74.57 | $74.15 (-0.56%) | $75.17 | $72.69 | 919.80 K | $9.51 B |
| 12/31/2025 | $74.81 | $73.94 (-1.16%) | $75.22 | $73.50 | 839.23 K | $9.48 B |
| 12/30/2025 | $74.42 | $74.87 (0.6%) | $75.44 | $74.29 | 945.00 K | $9.60 B |
| 12/29/2025 | $73.01 | $74.38 (1.88%) | $74.68 | $72.96 | 1.19 M | $9.54 B |
| 12/26/2025 | $73.63 | $73.75 (0.16%) | $74.01 | $73.18 | 704.45 K | $9.46 B |
| 12/24/2025 | $73.61 | $73.68 (0.1%) | $74.12 | $72.84 | 313.90 K | $9.45 B |
| 12/23/2025 | $74.04 | $73.29 (-1.01%) | $74.33 | $71.87 | 1.33 M | $9.40 B |
| 12/22/2025 | $72.57 | $74.39 (2.51%) | $74.60 | $72.26 | 928.14 K | $9.54 B |
| 12/19/2025 | $75.44 | $72.49 (-3.91%) | $75.44 | $71.79 | 1.79 M | $9.30 B |
| 12/18/2025 | $74.40 | $74.78 (0.51%) | $75.66 | $73.34 | 1.51 M | $9.59 B |
| 12/17/2025 | $73.20 | $73.98 (1.07%) | $75.44 | $73.08 | 1.92 M | $9.49 B |
| 12/16/2025 | $73.00 | $73.34 (0.47%) | $74.42 | $72.06 | 2.46 M | $9.41 B |
| 12/15/2025 | $76.02 | $73.63 (-3.14%) | $76.33 | $71.27 | 3.76 M | $9.44 B |
| 12/12/2025 | $75.28 | $74.40 (-1.17%) | $75.40 | $73.61 | 1.94 M | $9.54 B |
| 12/11/2025 | $72.61 | $74.92 (3.18%) | $75.09 | $72.23 | 1.96 M | $9.61 B |
| 12/10/2025 | $68.67 | $72.73 (5.91%) | $72.85 | $68.26 | 1.75 M | $9.33 B |
| 12/09/2025 | $68.69 | $68.44 (-0.36%) | $71.03 | $68.42 | 1.46 M | $8.78 B |
| 12/08/2025 | $67.80 | $67.62 (-0.27%) | $69.13 | $66.92 | 1.58 M | $8.67 B |
| 12/05/2025 | $68.24 | $68.02 (-0.32%) | $70.34 | $67.53 | 1.49 M | $8.72 B |
| 12/04/2025 | $68.66 | $67.97 (-1%) | $69.17 | $67.28 | 2.10 M | $8.72 B |
| 12/03/2025 | $66.70 | $68.71 (3.01%) | $70.31 | $66.45 | 1.54 M | $8.81 B |
| 12/02/2025 | $67.52 | $66.60 (-1.36%) | $67.72 | $66.08 | 1.25 M | $8.54 B |
| 12/01/2025 | $65.50 | $67.59 (3.19%) | $70.06 | $65.50 | 2.36 M | $8.67 B |
| 11/28/2025 | $64.71 | $66.81 (3.25%) | $66.97 | $64.66 | 1.05 M | $8.57 B |
| 11/26/2025 | $62.84 | $64.72 (2.99%) | $65.22 | $62.78 | 1.52 M | $8.30 B |
| 11/25/2025 | $60.88 | $62.87 (3.27%) | $63.55 | $60.70 | 2.19 M | $8.06 B |
| 11/24/2025 | $58.86 | $60.62 (2.99%) | $61.04 | $58.62 | 3.63 M | $7.77 B |
| 11/21/2025 | $56.90 | $59.03 (3.74%) | $60.92 | $56.83 | 1.93 M | $7.57 B |
| 11/20/2025 | $57.88 | $56.38 (-2.59%) | $59.37 | $56.33 | 1.92 M | $7.23 B |
| 11/19/2025 | $58.34 | $57.50 (-1.44%) | $58.84 | $56.85 | 1.87 M | $7.37 B |
| 11/18/2025 | $59.05 | $58.65 (-0.68%) | $59.68 | $57.43 | 1.41 M | $7.52 B |
| 11/17/2025 | $62.56 | $59.05 (-5.61%) | $62.77 | $58.58 | 1.04 M | $7.57 B |
| 11/14/2025 | $64.26 | $62.56 (-2.65%) | $64.26 | $62.39 | 858.50 K | $8.02 B |
| 11/13/2025 | $62.69 | $64.91 (3.54%) | $65.68 | $62.69 | 1.99 M | $8.32 B |
| 11/12/2025 | $63.45 | $62.81 (-1.01%) | $64.58 | $62.30 | 1.19 M | $8.06 B |
| 11/11/2025 | $65.81 | $63.45 (-3.59%) | $66.28 | $62.94 | 1.42 M | $8.14 B |
| 11/10/2025 | $65.85 | $65.18 (-1.02%) | $65.85 | $64.21 | 1.20 M | $8.36 B |
| 11/07/2025 | $64.00 | $64.95 (1.48%) | $65.53 | $63.89 | 875.40 K | $8.33 B |
| 11/06/2025 | $65.92 | $64.46 (-2.21%) | $66.30 | $64.33 | 1.11 M | $8.27 B |
| 11/05/2025 | $66.54 | $65.86 (-1.02%) | $67.50 | $65.38 | 931.90 K | $8.45 B |
| 11/04/2025 | $67.46 | $66.78 (-1.01%) | $68.19 | $66.76 | 874.03 K | $8.56 B |
| 11/03/2025 | $69.00 | $68.28 (-1.04%) | $70.62 | $67.87 | 1.57 M | $8.76 B |
| 10/31/2025 | $67.91 | $68.81 (1.33%) | $69.52 | $67.33 | 1.95 M | $8.82 B |
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