Options Chain for WESTLAKE CORPORATION COM (WLK) - $74.92 as of 12/12/2025 8:50:32 AM 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 | 32.50 | 37.00 | 34.75 | % | 0.87 | 0 | 0 | 4.01 | 1.00 | 0.00 | 0.00 | 12/11/2025 3:59:57 PM EST | |||
| 45.00 | 27.50 | 32.00 | 29.75 | % | 0.66 | 0 | 0 | 3.41 | 1.00 | 0.00 | 0.00 | 12/11/2025 3:59:57 PM EST | |||
| 50.00 | 22.50 | 27.00 | 24.75 | % | 0.49 | 0 | 0 | 2.87 | 1.00 | 0.00 | 0.00 | 12/11/2025 3:59:57 PM EST | |||
| 55.00 | 17.50 | 21.40 | 19.45 | 6.58 | 0.00 | 0.00% | 0.35 | 0 | 41 | 2.13 | 1.00 | 0.00 | 0.00 | 11/21/2025 | 12/11/2025 3:59:57 PM EST |
| 60.00 | 12.50 | 16.00 | 14.25 | 10.38 | 0.00 | 0.00% | 0.24 | 0 | 221 | 1.54 | 1.00 | 0.00 | 0.00 | 12/3/2025 | 12/11/2025 3:59:57 PM EST |
| 65.00 | 7.50 | 11.50 | 9.50 | 4.06 | 0.00 | 0.00% | 0.15 | 0 | 353 | 1.30 | 0.97 | 0.01 | -0.02 | 12/2/2025 | 12/11/2025 3:59:57 PM EST |
| 70.00 | 3.00 | 7.00 | 5.00 | 1.68 | 0.00 | 0.00% | 0.07 | 0 | 52 | 1.01 | 0.83 | 0.05 | -0.09 | 12/10/2025 | 12/11/2025 3:59:57 PM EST |
| 75.00 | 1.70 | 2.30 | 2.00 | 1.90 | 0.00 | 0.00% | 0.03 | 0 | 166 | 0.45 | 0.50 | 0.08 | -0.13 | 12/11/2025 | 12/11/2025 3:59:57 PM EST |
| 80.00 | 0.10 | 0.50 | 0.30 | 0.42 | 0.00 | 0.00% | 0.00 | 0 | 73 | 0.40 | 0.17 | 0.05 | -0.08 | 12/11/2025 | 12/11/2025 3:59:57 PM EST |
| 85.00 | 0.00 | 0.95 | 0.48 | 0.05 | 0.00 | 0.00% | 0.01 | 0 | 43 | 0.91 | 0.03 | 0.01 | -0.02 | 11/18/2025 | 12/11/2025 3:59:57 PM EST |
| 90.00 | 0.00 | 0.05 | 0.03 | 2.09 | 0.00 | 0.00% | 0.00 | 0 | 27 | 0.61 | 0.00 | 0.00 | 0.00 | 9/30/2025 | 12/11/2025 3:59:57 PM EST |
| 95.00 | 0.00 | 0.45 | 0.23 | 0.19 | 0.00 | 0.00% | 0.00 | 0 | 290 | 0.75 | 0.00 | 0.00 | 0.00 | 11/26/2025 | 12/11/2025 3:59:57 PM EST |
| 100.00 | 0.00 | 0.95 | 0.48 | 0.80 | 0.00 | 0.00% | 0.00 | 0 | 22 | 1.55 | 0.00 | 0.00 | 0.00 | 10/24/2025 | 12/11/2025 3:59:57 PM EST |
| 105.00 | 0.00 | 0.95 | 0.48 | 0.81 | 0.00 | 0.00% | 0.00 | 0 | 32 | 1.73 | 0.00 | 0.00 | 0.00 | 10/13/2025 | 12/11/2025 3:59:57 PM EST |
| 110.00 | 0.00 | 0.95 | 0.48 | 0.05 | 0.00 | 0.00% | 0.00 | 0 | 2 | 1.89 | 0.00 | 0.00 | 0.00 | 10/6/2025 | 12/11/2025 3:59:57 PM EST |
| 115.00 | 0.00 | 0.95 | 0.48 | 0.05 | 0.00 | 0.00% | 0.00 | 0 | 26 | 2.04 | 0.00 | 0.00 | 0.00 | 10/30/2025 | 12/11/2025 3:59:57 PM EST |
| 120.00 | 0.00 | 0.95 | 0.48 | 0.05 | 0.00 | 0.00% | 0.00 | 0 | 3 | 2.18 | 0.00 | 0.00 | 0.00 | 10/30/2025 | 12/11/2025 3:59:57 PM EST |
| 125.00 | 0.00 | 0.95 | 0.48 | 0.05 | 0.00 | 0.00% | 0.00 | 0 | 7 | 2.32 | 0.00 | 0.00 | 0.00 | 10/30/2025 | 12/11/2025 3:59:57 PM EST |
| 130.00 | 0.00 | 0.95 | 0.48 | 0.35 | 0.00 | 0.00% | 0.00 | 0 | 4 | 2.44 | 0.00 | 0.00 | 0.00 | 10/15/2025 | 12/11/2025 3:59:57 PM EST |
| 135.00 | 0.00 | 0.95 | 0.48 | 0.35 | 0.00 | 0.00% | 0.00 | 0 | 3 | 2.56 | 0.00 | 0.00 | 0.00 | 10/15/2025 | 12/11/2025 3:59:57 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 | 0.50 | 0.25 | 0.30 | 0.00 | 0.00% | 0.01 | 0 | 8 | 2.65 | 0.00 | 0.00 | 0.00 | 11/24/2025 | 12/11/2025 3:59:57 PM EST |
| 45.00 | 0.00 | 0.75 | 0.38 | 0.40 | 0.00 | 0.00% | 0.01 | 0 | 5 | 2.44 | 0.00 | 0.00 | 0.00 | 11/24/2025 | 12/11/2025 3:59:57 PM EST |
| 50.00 | 0.00 | 0.55 | 0.28 | 0.09 | 0.00 | 0.00% | 0.01 | 0 | 15 | 1.87 | 0.00 | 0.00 | 0.00 | 12/1/2025 | 12/11/2025 3:59:57 PM EST |
| 55.00 | 0.00 | 0.15 | 0.08 | 0.25 | 0.00 | 0.00% | 0.00 | 0 | 58 | 1.14 | 0.00 | 0.00 | 0.00 | 12/1/2025 | 12/11/2025 3:59:57 PM EST |
| 60.00 | 0.00 | 0.15 | 0.08 | 0.01 | 0.00 | 0.00% | 0.00 | 0 | 121 | 0.86 | 0.00 | 0.00 | 0.00 | 12/11/2025 | 12/11/2025 3:59:57 PM EST |
| 65.00 | 0.00 | 0.70 | 0.35 | 0.10 | 0.00 | 0.00% | 0.01 | 0 | 91 | 0.89 | -0.03 | 0.01 | -0.02 | 12/11/2025 | 12/11/2025 3:59:57 PM EST |
| 70.00 | 0.10 | 0.80 | 0.45 | 0.50 | 0.00 | 0.00% | 0.01 | 0 | 28 | 0.46 | -0.17 | 0.05 | -0.09 | 12/11/2025 | 12/11/2025 3:59:57 PM EST |
| 75.00 | 1.75 | 2.45 | 2.10 | 8.70 | 0.00 | 0.00% | 0.03 | 0 | 67 | 0.48 | -0.50 | 0.08 | -0.13 | 12/2/2025 | 12/11/2025 3:59:57 PM EST |
| 80.00 | 4.20 | 8.00 | 6.10 | 15.00 | 0.00 | 0.00% | 0.08 | 0 | 11 | 1.06 | -0.83 | 0.05 | -0.08 | 11/26/2025 | 12/11/2025 3:59:57 PM EST |
| 85.00 | 8.80 | 12.50 | 10.65 | 16.82 | 0.00 | 0.00% | 0.13 | 0 | 12 | 1.27 | -0.97 | 0.01 | -0.02 | 12/1/2025 | 12/11/2025 3:59:57 PM EST |
| 90.00 | 13.00 | 17.50 | 15.25 | 9.90 | 0.00 | 0.00% | 0.17 | 0 | 1 | 1.62 | -1.00 | 0.00 | 0.00 | 7/10/2025 | 12/11/2025 3:59:57 PM EST |
| 95.00 | 18.00 | 22.50 | 20.25 | 18.99 | 0.00 | 0.00% | 0.21 | 0 | 0 | 1.84 | -1.00 | 0.00 | 0.00 | 7/31/2025 | 12/11/2025 3:59:57 PM EST |
| 100.00 | 23.00 | 27.50 | 25.25 | 20.70 | 0.00 | 0.00% | 0.25 | 0 | 0 | 2.06 | -1.00 | 0.00 | 0.00 | 7/18/2025 | 12/11/2025 3:59:57 PM EST |
| 105.00 | 28.00 | 32.50 | 30.25 | % | 0.29 | 0 | 0 | 2.26 | -1.00 | 0.00 | 0.00 | 12/11/2025 3:59:57 PM EST | |||
| 110.00 | 33.00 | 37.50 | 35.25 | % | 0.32 | 0 | 0 | 2.45 | -1.00 | 0.00 | 0.00 | 12/11/2025 3:59:57 PM EST | |||
| 115.00 | 38.00 | 42.50 | 40.25 | % | 0.35 | 0 | 0 | 2.62 | -1.00 | 0.00 | 0.00 | 12/11/2025 3:59:57 PM EST | |||
| 120.00 | 43.00 | 47.50 | 45.25 | % | 0.38 | 0 | 0 | 2.78 | -1.00 | 0.00 | 0.00 | 12/11/2025 3:59:57 PM EST | |||
| 125.00 | 48.00 | 52.50 | 50.25 | % | 0.40 | 0 | 0 | 2.93 | -1.00 | 0.00 | 0.00 | 12/11/2025 3:59:57 PM EST | |||
| 130.00 | 53.00 | 57.50 | 55.25 | % | 0.42 | 0 | 0 | 3.08 | -1.00 | 0.00 | 0.00 | 12/11/2025 3:59:57 PM EST | |||
| 135.00 | 58.00 | 62.50 | 60.25 | % | 0.45 | 0 | 0 | 3.21 | -1.00 | 0.00 | 0.00 | 12/11/2025 3:59:57 PM EST |