Westlake Corporation (WLK)
NYSE: WLK · Real-Time Price · USD
79.87
+3.11 (4.05%)
Oct 2, 2025, 3:33 PM EDT - Market open
Westlake Stock Price History
Historical Data
| Date | Open | High | Low | Close | Adj. Close | Change | Volume |
|---|---|---|---|---|---|---|---|
| Oct 2, 2025 | 76.70 | 79.90 | 76.68 | 79.72 | - | 3.86% | 795,563 |
| Oct 1, 2025 | 76.52 | 77.54 | 75.09 | 76.76 | 76.76 | -0.39% | 1,180,658 |
| Sep 30, 2025 | 76.37 | 77.23 | 75.03 | 77.06 | 77.06 | 0.05% | 936,608 |
| Sep 29, 2025 | 78.50 | 78.89 | 76.53 | 77.02 | 77.02 | -0.81% | 599,004 |
| Sep 26, 2025 | 76.58 | 78.37 | 76.16 | 77.65 | 77.65 | 2.17% | 1,076,626 |
| Sep 25, 2025 | 77.87 | 78.11 | 75.86 | 76.00 | 76.00 | -3.65% | 1,061,435 |
| Sep 24, 2025 | 79.71 | 81.03 | 78.81 | 78.88 | 78.88 | -1.03% | 1,022,019 |
| Sep 23, 2025 | 82.01 | 82.39 | 79.55 | 79.70 | 79.70 | -1.92% | 969,565 |
| Sep 22, 2025 | 82.50 | 82.50 | 80.92 | 81.26 | 81.26 | -2.18% | 1,575,861 |
| Sep 19, 2025 | 84.60 | 84.95 | 82.70 | 83.07 | 83.07 | -2.22% | 1,342,230 |
| Sep 18, 2025 | 88.01 | 88.33 | 84.90 | 84.96 | 84.96 | -2.30% | 1,243,756 |
| Sep 17, 2025 | 88.23 | 91.50 | 85.66 | 86.96 | 86.96 | -0.84% | 1,357,166 |
| Sep 16, 2025 | 87.09 | 88.24 | 86.75 | 87.70 | 87.70 | 1.10% | 1,034,969 |
| Sep 15, 2025 | 88.72 | 89.09 | 85.84 | 86.75 | 86.75 | -1.57% | 1,027,118 |
| Sep 12, 2025 | 89.21 | 89.69 | 87.86 | 88.13 | 88.13 | -1.62% | 745,794 |
| Sep 11, 2025 | 85.44 | 89.65 | 85.44 | 89.58 | 89.58 | 5.30% | 831,866 |
| Sep 10, 2025 | 85.49 | 86.70 | 84.90 | 85.07 | 85.07 | -1.09% | 751,700 |
| Sep 9, 2025 | 88.00 | 89.11 | 85.67 | 86.01 | 86.01 | -2.68% | 1,086,445 |
| Sep 8, 2025 | 89.11 | 89.11 | 86.29 | 88.38 | 88.38 | -1.16% | 857,057 |
| Sep 5, 2025 | 88.31 | 92.22 | 87.41 | 89.42 | 89.42 | 2.03% | 1,200,208 |
| Sep 4, 2025 | 84.55 | 87.86 | 83.51 | 87.64 | 87.64 | 3.53% | 1,000,475 |
| Sep 3, 2025 | 85.56 | 86.58 | 83.57 | 84.65 | 84.65 | -2.17% | 936,807 |
| Sep 2, 2025 | 86.39 | 86.99 | 85.21 | 86.53 | 86.53 | -1.47% | 555,285 |
| Aug 29, 2025 | 86.75 | 88.15 | 86.48 | 87.82 | 87.82 | 1.63% | 907,878 |
| Aug 28, 2025 | 86.90 | 87.08 | 85.17 | 86.41 | 86.41 | 0.38% | 1,097,024 |
| Aug 27, 2025 | 85.27 | 87.52 | 85.27 | 86.08 | 86.08 | -0.12% | 882,462 |
| Aug 26, 2025 | 87.55 | 87.77 | 85.83 | 86.18 | 86.18 | -1.20% | 1,318,472 |
| Aug 25, 2025 | 89.54 | 90.08 | 86.97 | 87.23 | 87.23 | -3.72% | 1,228,997 |
| Aug 22, 2025 | 83.68 | 91.23 | 83.40 | 90.60 | 90.60 | 9.50% | 2,312,265 |
| Aug 21, 2025 | 81.84 | 83.23 | 80.84 | 82.74 | 82.74 | -0.01% | 688,225 |
| Aug 20, 2025 | 85.15 | 86.08 | 82.74 | 82.75 | 82.75 | -0.97% | 1,124,142 |
| Aug 19, 2025 | 83.65 | 84.21 | 82.59 | 83.56 | 83.56 | 0.34% | 1,011,922 |
| Aug 18, 2025 | 83.89 | 84.08 | 82.23 | 83.28 | 82.76 | -0.83% | 1,099,289 |
| Aug 15, 2025 | 86.22 | 86.83 | 83.83 | 83.98 | 83.45 | -1.82% | 1,004,603 |
| Aug 14, 2025 | 83.05 | 85.93 | 82.40 | 85.54 | 85.00 | 0.59% | 2,100,640 |
| Aug 13, 2025 | 79.41 | 85.07 | 79.41 | 85.04 | 84.50 | 7.41% | 1,293,443 |
| Aug 12, 2025 | 76.89 | 79.20 | 76.34 | 79.17 | 78.67 | 2.97% | 1,301,409 |
| Aug 11, 2025 | 79.17 | 80.07 | 76.21 | 76.89 | 76.41 | -2.67% | 1,002,692 |
| Aug 8, 2025 | 82.03 | 82.60 | 78.87 | 79.00 | 78.50 | -3.74% | 1,230,706 |
| Aug 7, 2025 | 82.89 | 84.09 | 81.69 | 82.07 | 81.55 | 1.17% | 1,082,254 |
| Aug 6, 2025 | 83.84 | 84.36 | 80.66 | 81.12 | 80.61 | -2.36% | 1,303,001 |
| Aug 5, 2025 | 82.99 | 85.12 | 80.73 | 83.08 | 82.56 | 8.96% | 2,588,465 |
| Aug 4, 2025 | 76.42 | 77.41 | 75.83 | 76.25 | 75.77 | 1.09% | 1,828,404 |
| Aug 1, 2025 | 78.40 | 78.50 | 75.07 | 75.43 | 74.96 | -4.88% | 1,594,531 |
| Jul 31, 2025 | 77.80 | 79.43 | 77.50 | 79.30 | 78.80 | -0.44% | 1,419,260 |
| Jul 30, 2025 | 84.54 | 84.54 | 78.99 | 79.65 | 79.15 | -6.44% | 1,640,619 |
| Jul 29, 2025 | 86.01 | 86.26 | 84.23 | 85.13 | 84.59 | -0.79% | 1,725,930 |
| Jul 28, 2025 | 85.05 | 86.43 | 83.62 | 85.81 | 85.27 | 0.06% | 1,338,842 |
| Jul 25, 2025 | 82.65 | 86.11 | 82.06 | 85.76 | 85.22 | 4.32% | 1,431,780 |
| Jul 24, 2025 | 84.69 | 85.41 | 81.12 | 82.21 | 81.69 | -5.84% | 2,067,065 |