Options Chain for WESTLAKE CORPORATION COM (WLK) - $79.22 as of 10/27/2025 4:28:30 PM EST
Calls
| Strike | Bid | Ask | Premium | Last Price | Change | %Chg | Premium to Strike Price Ratio | Volume | Open Interest | IV | Delta | Gamma | Theta | Last Trade | Last Updated |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 40.00 | 37.50 | 42.30 | 39.90 | % | 1.00 | 0 | 0 | 1.71 | 1.00 | 0.00 | 0.00 | 10/27/2025 3:59:47 PM EST | |||
| 45.00 | 32.70 | 37.40 | 35.05 | % | 0.78 | 0 | 0 | 1.49 | 1.00 | 0.00 | 0.00 | 10/27/2025 3:59:47 PM EST | |||
| 50.00 | 28.10 | 32.00 | 30.05 | % | 0.60 | 0 | 0 | 1.20 | 0.99 | 0.00 | 0.00 | 10/27/2025 3:59:47 PM EST | |||
| 55.00 | 23.20 | 27.00 | 25.10 | % | 0.46 | 0 | 0 | 1.02 | 0.97 | 0.00 | -0.01 | 10/27/2025 3:59:47 PM EST | |||
| 60.00 | 18.00 | 22.50 | 20.25 | 21.14 | 0.00 | 0.00% | 0.34 | 0 | 1 | 0.91 | 0.92 | 0.01 | -0.02 | 10/2/2025 | 10/27/2025 3:59:47 PM EST |
| 65.00 | 13.50 | 18.00 | 15.75 | % | 0.24 | 0 | 0 | 0.79 | 0.85 | 0.01 | -0.04 | 10/27/2025 3:59:47 PM EST | |||
| 70.00 | 11.60 | 12.90 | 12.25 | 14.00 | 0.00 | 0.00% | 0.17 | 0 | 1 | 0.55 | 0.76 | 0.02 | -0.05 | 6/11/2025 | 10/27/2025 3:59:47 PM EST |
| 75.00 | 8.20 | 9.60 | 8.90 | 7.42 | 0.00 | 0.00% | 0.12 | 0 | 109 | 0.52 | 0.66 | 0.02 | -0.06 | 6/23/2025 | 10/27/2025 3:59:47 PM EST |
| 80.00 | 5.60 | 6.90 | 6.25 | 4.20 | 0.00 | 0.00% | 0.08 | 0 | 203 | 0.51 | 0.54 | 0.02 | -0.06 | 10/20/2025 | 10/27/2025 3:59:47 PM EST |
| 85.00 | 3.40 | 4.90 | 4.15 | 2.65 | 0.00 | 0.00% | 0.05 | 0 | 31 | 0.50 | 0.42 | 0.02 | -0.06 | 10/22/2025 | 10/27/2025 3:59:47 PM EST |
| 90.00 | 2.00 | 3.50 | 2.75 | 2.09 | 0.00 | 0.00% | 0.03 | 0 | 27 | 0.49 | 0.32 | 0.02 | -0.06 | 9/30/2025 | 10/27/2025 3:59:47 PM EST |
| 95.00 | 1.10 | 2.10 | 1.60 | 2.19 | 0.00 | 0.00% | 0.02 | 0 | 271 | 0.48 | 0.24 | 0.02 | -0.05 | 9/23/2025 | 10/27/2025 3:59:47 PM EST |
| 100.00 | 0.65 | 1.80 | 1.23 | 0.80 | 0.00 | 0.00% | 0.01 | 0 | 22 | 0.51 | 0.17 | 0.02 | -0.04 | 10/24/2025 | 10/27/2025 3:59:47 PM EST |
| 105.00 | 0.00 | 3.40 | 1.70 | 0.81 | 0.00 | 0.00% | 0.02 | 0 | 32 | 0.65 | 0.11 | 0.01 | -0.03 | 10/13/2025 | 10/27/2025 3:59:47 PM EST |
| 110.00 | 0.10 | 3.10 | 1.60 | 0.05 | 0.00 | 0.00% | 0.01 | 0 | 2 | 0.91 | 0.06 | 0.01 | -0.02 | 10/6/2025 | 10/27/2025 3:59:47 PM EST |
| 115.00 | 0.00 | 2.55 | 1.28 | 1.35 | 0.00 | 0.00% | 0.01 | 0 | 5 | 0.92 | 0.04 | 0.01 | -0.01 | 9/9/2025 | 10/27/2025 3:59:47 PM EST |
| 120.00 | 0.00 | 2.50 | 1.25 | 0.95 | 0.00 | 0.00% | 0.01 | 0 | 2 | 0.98 | 0.03 | 0.00 | -0.01 | 9/17/2025 | 10/27/2025 3:59:47 PM EST |
| 125.00 | 0.00 | 2.15 | 1.08 | 0.35 | 0.00 | 0.00% | 0.01 | 0 | 6 | 0.99 | 0.02 | 0.00 | -0.01 | 10/15/2025 | 10/27/2025 3:59:47 PM EST |
| 130.00 | 0.00 | 4.80 | 2.40 | 0.35 | 0.00 | 0.00% | 0.02 | 0 | 4 | 1.36 | 0.01 | 0.00 | 0.00 | 10/15/2025 | 10/27/2025 3:59:47 PM EST |
| 135.00 | 0.00 | 2.05 | 1.03 | 0.35 | 0.00 | 0.00% | 0.01 | 0 | 3 | 1.09 | 0.01 | 0.00 | 0.00 | 10/15/2025 | 10/27/2025 3:59:47 PM EST |
Puts
| Strike | Bid | Ask | Premium | Last Price | Change | %Chg | Premium to Strike Price Ratio | Volume | Open Interest | IV | Delta | Gamma | Theta | Last Trade | Last Updated |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 40.00 | 0.00 | 1.20 | 0.60 | 0.20 | 0.00 | 0.00% | 0.01 | 0 | 7 | 1.36 | 0.00 | 0.00 | 0.00 | 10/20/2025 | 10/27/2025 3:59:47 PM EST |
| 45.00 | 0.00 | 1.85 | 0.93 | 0.55 | 0.00 | 0.00% | 0.02 | 0 | 4 | 1.32 | 0.00 | 0.00 | 0.00 | 10/2/2025 | 10/27/2025 3:59:47 PM EST |
| 50.00 | 0.00 | 1.55 | 0.78 | 0.65 | 0.00 | 0.00% | 0.02 | 0 | 3 | 1.06 | -0.01 | 0.00 | 0.00 | 10/2/2025 | 10/27/2025 3:59:47 PM EST |
| 55.00 | 0.00 | 1.85 | 0.93 | 0.55 | 0.00 | 0.00% | 0.02 | 0 | 32 | 0.95 | -0.03 | 0.00 | -0.01 | 10/24/2025 | 10/27/2025 3:59:47 PM EST |
| 60.00 | 0.50 | 1.35 | 0.93 | 0.75 | 0.00 | 0.00% | 0.02 | 0 | 60 | 0.62 | -0.08 | 0.01 | -0.02 | 10/24/2025 | 10/27/2025 3:59:47 PM EST |
| 65.00 | 1.00 | 2.05 | 1.53 | 1.55 | 0.00 | 0.00% | 0.02 | 0 | 73 | 0.57 | -0.15 | 0.01 | -0.04 | 10/23/2025 | 10/27/2025 3:59:47 PM EST |
| 70.00 | 2.00 | 3.30 | 2.65 | 3.55 | 0.00 | 0.00% | 0.04 | 0 | 23 | 0.57 | -0.24 | 0.02 | -0.05 | 10/20/2025 | 10/27/2025 3:59:47 PM EST |
| 75.00 | 3.60 | 4.60 | 4.10 | 4.90 | 0.00 | 0.00% | 0.05 | 0 | 68 | 0.54 | -0.34 | 0.02 | -0.06 | 8/7/2025 | 10/27/2025 3:59:47 PM EST |
| 80.00 | 5.80 | 7.30 | 6.55 | 3.60 | 0.00 | 0.00% | 0.08 | 0 | 11 | 0.55 | -0.46 | 0.02 | -0.06 | 9/12/2025 | 10/27/2025 3:59:47 PM EST |
| 85.00 | 8.80 | 10.20 | 9.50 | 6.00 | 0.00 | 0.00% | 0.11 | 0 | 52 | 0.56 | -0.58 | 0.02 | -0.06 | 9/8/2025 | 10/27/2025 3:59:47 PM EST |
| 90.00 | 12.30 | 13.70 | 13.00 | 9.90 | 0.00 | 0.00% | 0.14 | 0 | 5 | 0.57 | -0.68 | 0.02 | -0.06 | 7/10/2025 | 10/27/2025 3:59:47 PM EST |
| 95.00 | 14.50 | 19.00 | 16.75 | 18.99 | 0.00 | 0.00% | 0.18 | 0 | 1 | 0.80 | -0.76 | 0.02 | -0.05 | 7/31/2025 | 10/27/2025 3:59:47 PM EST |
| 100.00 | 19.00 | 23.50 | 21.25 | 20.70 | 0.00 | 0.00% | 0.21 | 0 | 8 | 0.86 | -0.83 | 0.02 | -0.04 | 7/18/2025 | 10/27/2025 3:59:47 PM EST |
| 105.00 | 24.20 | 28.00 | 26.10 | % | 0.25 | 0 | 0 | 0.91 | -0.89 | 0.01 | -0.03 | 10/27/2025 3:59:47 PM EST | |||
| 110.00 | 29.10 | 32.70 | 30.90 | % | 0.28 | 0 | 0 | 0.86 | -0.94 | 0.01 | -0.02 | 10/27/2025 3:59:47 PM EST | |||
| 115.00 | 34.00 | 37.40 | 35.70 | % | 0.31 | 0 | 0 | 0.90 | -0.96 | 0.01 | -0.01 | 10/27/2025 3:59:47 PM EST | |||
| 120.00 | 38.90 | 42.30 | 40.60 | % | 0.34 | 0 | 0 | 0.95 | -0.97 | 0.00 | -0.01 | 10/27/2025 3:59:47 PM EST | |||
| 125.00 | 43.50 | 48.00 | 45.75 | % | 0.37 | 0 | 0 | 1.10 | -0.98 | 0.00 | -0.01 | 10/27/2025 3:59:47 PM EST | |||
| 130.00 | 48.50 | 52.50 | 50.50 | % | 0.39 | 0 | 0 | 1.10 | -0.99 | 0.00 | 0.00 | 10/27/2025 3:59:47 PM EST | |||
| 135.00 | 53.00 | 57.50 | 55.25 | % | 0.41 | 0 | 0 | 1.15 | -0.99 | 0.00 | 0.00 | 10/27/2025 3:59:47 PM EST |