Options Chain for WESTLAKE CORPORATION COM (WLK) - $73.68 as of 12/26/2025 12:18:29 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 | 31.50 | 36.00 | 33.75 | % | 0.84 | 0 | 0 | 1.47 | 0.99 | 0.00 | 0.00 | 12/26/2025 3:59:53 PM EST | |||
| 45.00 | 26.50 | 31.20 | 28.85 | % | 0.64 | 0 | 0 | 1.28 | 0.98 | 0.00 | -0.01 | 12/26/2025 3:59:53 PM EST | |||
| 50.00 | 22.00 | 26.30 | 24.15 | % | 0.48 | 0 | 0 | 1.09 | 0.96 | 0.00 | -0.01 | 12/26/2025 3:59:53 PM EST | |||
| 55.00 | 17.00 | 21.20 | 19.10 | % | 0.35 | 0 | 0 | 0.88 | 0.92 | 0.01 | -0.02 | 12/26/2025 3:59:53 PM EST | |||
| 60.00 | 12.50 | 16.70 | 14.60 | % | 0.24 | 0 | 0 | 0.76 | 0.85 | 0.01 | -0.03 | 12/26/2025 3:59:53 PM EST | |||
| 65.00 | 9.10 | 13.00 | 11.05 | % | 0.17 | 0 | 0 | 0.48 | 0.76 | 0.02 | -0.04 | 12/26/2025 3:59:53 PM EST | |||
| 70.00 | 5.20 | 8.10 | 6.65 | % | 0.10 | 0 | 0 | 0.40 | 0.65 | 0.03 | -0.05 | 12/26/2025 3:59:53 PM EST | |||
| 75.00 | 4.50 | 4.90 | 4.70 | 5.85 | 0.00 | 0.00% | 0.06 | 0 | 1 | 0.46 | 0.50 | 0.03 | -0.05 | 12/18/2025 | 12/26/2025 3:59:53 PM EST |
| 80.00 | 2.20 | 3.40 | 2.80 | 0.50 | -1.72 | -77.48% | 0.03 | 1 | 10 | 0.44 | 0.34 | 0.03 | -0.04 | 12/26/2025 | 12/26/2025 3:59:53 PM EST |
| 85.00 | 1.25 | 2.20 | 1.73 | 1.94 | 0.00 | 0.00% | 0.02 | 0 | 46 | 0.45 | 0.21 | 0.02 | -0.03 | 12/24/2025 | 12/26/2025 3:59:53 PM EST |
| 90.00 | 0.15 | 1.45 | 0.80 | 1.10 | 0.00 | 0.00% | 0.01 | 0 | 1 | 0.41 | 0.12 | 0.02 | -0.02 | 12/23/2025 | 12/26/2025 3:59:53 PM EST |
| 95.00 | 0.00 | 1.95 | 0.98 | % | 0.01 | 0 | 0 | 0.49 | 0.07 | 0.01 | -0.01 | 12/26/2025 3:59:53 PM EST | |||
| 100.00 | 0.00 | 0.95 | 0.48 | % | 0.00 | 0 | 0 | 0.60 | 0.03 | 0.01 | -0.01 | 12/26/2025 3:59:53 PM EST | |||
| 105.00 | 0.00 | 0.75 | 0.38 | % | 0.00 | 0 | 0 | 0.63 | 0.02 | 0.00 | 0.00 | 12/26/2025 3:59:53 PM EST | |||
| 110.00 | 0.00 | 0.75 | 0.38 | 0.25 | -0.10 | -28.58% | 0.00 | 21 | 1 | 0.69 | 0.01 | 0.00 | 0.00 | 12/26/2025 | 12/26/2025 3:59:53 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 | 0.75 | 0.38 | % | 0.01 | 0 | 0 | 1.09 | -0.01 | 0.00 | 0.00 | 12/26/2025 3:59:53 PM EST | |||
| 45.00 | 0.00 | 0.75 | 0.38 | % | 0.01 | 0 | 0 | 0.91 | -0.02 | 0.00 | -0.01 | 12/26/2025 3:59:53 PM EST | |||
| 50.00 | 0.00 | 0.95 | 0.48 | % | 0.01 | 0 | 0 | 0.80 | -0.04 | 0.00 | -0.01 | 12/26/2025 3:59:53 PM EST | |||
| 55.00 | 0.00 | 1.30 | 0.65 | % | 0.01 | 0 | 0 | 0.71 | -0.08 | 0.01 | -0.02 | 12/26/2025 3:59:53 PM EST | |||
| 60.00 | 0.30 | 2.95 | 1.63 | % | 0.03 | 0 | 0 | 0.57 | -0.15 | 0.01 | -0.03 | 12/26/2025 3:59:53 PM EST | |||
| 65.00 | 1.45 | 2.05 | 1.75 | 1.81 | 0.00 | 0.00% | 0.03 | 0 | 2 | 0.46 | -0.24 | 0.02 | -0.04 | 12/24/2025 | 12/26/2025 3:59:53 PM EST |
| 70.00 | 2.70 | 3.90 | 3.30 | 3.37 | 0.00 | 0.00% | 0.05 | 0 | 5 | 0.44 | -0.35 | 0.03 | -0.05 | 12/24/2025 | 12/26/2025 3:59:53 PM EST |
| 75.00 | 4.90 | 6.20 | 5.55 | 6.90 | 0.00 | 0.00% | 0.07 | 0 | 2 | 0.43 | -0.50 | 0.03 | -0.05 | 12/23/2025 | 12/26/2025 3:59:53 PM EST |
| 80.00 | 8.10 | 9.40 | 8.75 | % | 0.11 | 0 | 0 | 0.42 | -0.66 | 0.03 | -0.04 | 12/26/2025 3:59:53 PM EST | |||
| 85.00 | 10.70 | 15.00 | 12.85 | % | 0.15 | 0 | 0 | 0.68 | -0.79 | 0.02 | -0.03 | 12/26/2025 3:59:53 PM EST | |||
| 90.00 | 15.10 | 18.90 | 17.00 | % | 0.19 | 0 | 0 | 0.68 | -0.88 | 0.02 | -0.02 | 12/26/2025 3:59:53 PM EST | |||
| 95.00 | 19.50 | 24.00 | 21.75 | % | 0.23 | 0 | 0 | 0.82 | -0.93 | 0.01 | -0.01 | 12/26/2025 3:59:53 PM EST | |||
| 100.00 | 24.60 | 29.00 | 26.80 | % | 0.27 | 0 | 0 | 0.87 | -0.97 | 0.01 | -0.01 | 12/26/2025 3:59:53 PM EST | |||
| 105.00 | 30.20 | 33.20 | 31.70 | % | 0.30 | 0 | 0 | 0.86 | -0.98 | 0.00 | 0.00 | 12/26/2025 3:59:53 PM EST | |||
| 110.00 | 35.10 | 38.10 | 36.60 | % | 0.33 | 0 | 0 | 0.91 | -0.99 | 0.00 | 0.00 | 12/26/2025 3:59:53 PM EST |