Options Chain for WESTLAKE CORPORATION COM (WLK) - $98.73 as of 2/13/2026 5:43:40 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 | 59.00 | 62.00 | 60.50 | 58.20 | 0.00 | 0.00% | 1.51 | 0 | 4 | 5.05 | 1.00 | 0.00 | 0.00 | 2/12/2026 | 2/13/2026 4:00:00 PM EST |
| 45.00 | 52.90 | 57.00 | 54.95 | % | 1.22 | 0 | 0 | 4.48 | 1.00 | 0.00 | 0.00 | 2/13/2026 4:00:00 PM EST | |||
| 50.00 | 47.90 | 52.00 | 49.95 | % | 1.00 | 0 | 0 | 3.97 | 1.00 | 0.00 | 0.00 | 2/13/2026 4:00:00 PM EST | |||
| 55.00 | 43.00 | 47.00 | 45.00 | % | 0.82 | 0 | 0 | 3.51 | 1.00 | 0.00 | 0.00 | 2/13/2026 4:00:00 PM EST | |||
| 60.00 | 38.00 | 42.00 | 40.00 | % | 0.67 | 0 | 0 | 3.09 | 1.00 | 0.00 | 0.00 | 2/13/2026 4:00:00 PM EST | |||
| 65.00 | 33.00 | 37.00 | 35.00 | % | 0.54 | 0 | 0 | 2.70 | 1.00 | 0.00 | 0.00 | 2/13/2026 4:00:00 PM EST | |||
| 70.00 | 28.00 | 32.00 | 30.00 | 27.00 | 0.00 | 0.00% | 0.43 | 0 | 5 | 2.34 | 1.00 | 0.00 | 0.00 | 2/4/2026 | 2/13/2026 4:00:00 PM EST |
| 75.00 | 23.00 | 27.00 | 25.00 | 6.00 | 0.00 | 0.00% | 0.33 | 0 | 14 | 2.00 | 1.00 | 0.00 | 0.00 | 1/29/2026 | 2/13/2026 4:00:00 PM EST |
| 80.00 | 18.00 | 22.00 | 20.00 | 10.20 | 0.00 | 0.00% | 0.25 | 0 | 37 | 1.67 | 1.00 | 0.00 | 0.00 | 1/15/2026 | 2/13/2026 4:00:00 PM EST |
| 85.00 | 13.00 | 17.50 | 15.25 | 11.50 | 0.00 | 0.00% | 0.18 | 0 | 46 | 1.49 | 0.99 | 0.00 | -0.02 | 2/4/2026 | 2/13/2026 4:00:00 PM EST |
| 90.00 | 9.00 | 12.30 | 10.65 | 7.60 | 0.00 | 0.00% | 0.12 | 0 | 14 | 1.11 | 0.94 | 0.02 | -0.08 | 2/6/2026 | 2/13/2026 4:00:00 PM EST |
| 95.00 | 5.40 | 6.90 | 6.15 | 1.35 | 0.00 | 0.00% | 0.06 | 0 | 46 | 0.47 | 0.79 | 0.04 | -0.16 | 2/3/2026 | 2/13/2026 4:00:00 PM EST |
| 100.00 | 2.25 | 3.10 | 2.68 | 2.81 | -0.99 | -26.06% | 0.03 | 6 | 69 | 0.45 | 0.53 | 0.06 | -0.20 | 2/13/2026 | 2/13/2026 4:00:00 PM EST |
| 105.00 | 0.65 | 1.35 | 1.00 | 1.61 | 0.00 | 0.00% | 0.01 | 0 | 8 | 0.47 | 0.26 | 0.05 | -0.16 | 2/11/2026 | 2/13/2026 4:00:00 PM EST |
| 110.00 | 0.15 | 4.90 | 2.53 | 0.80 | 0.00 | 0.00% | 0.02 | 0 | 24 | 0.97 | 0.09 | 0.02 | -0.08 | 2/4/2026 | 2/13/2026 4:00:00 PM EST |
| 115.00 | 0.00 | 4.80 | 2.40 | % | 0.02 | 0 | 0 | 1.79 | 0.02 | 0.01 | -0.02 | 2/13/2026 4:00:00 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 | 4.80 | 2.40 | % | 0.06 | 0 | 0 | 6.77 | 0.00 | 0.00 | 0.00 | 2/13/2026 4:00:00 PM EST | |||
| 45.00 | 0.00 | 4.80 | 2.40 | % | 0.05 | 0 | 0 | 6.04 | 0.00 | 0.00 | 0.00 | 2/13/2026 4:00:00 PM EST | |||
| 50.00 | 0.00 | 4.80 | 2.40 | % | 0.05 | 0 | 0 | 5.39 | 0.00 | 0.00 | 0.00 | 2/13/2026 4:00:00 PM EST | |||
| 55.00 | 0.00 | 4.80 | 2.40 | % | 0.04 | 0 | 0 | 4.82 | 0.00 | 0.00 | 0.00 | 2/13/2026 4:00:00 PM EST | |||
| 60.00 | 0.00 | 4.80 | 2.40 | 0.55 | 0.00 | 0.00% | 0.04 | 0 | 1 | 4.29 | 0.00 | 0.00 | 0.00 | 1/6/2026 | 2/13/2026 4:00:00 PM EST |
| 65.00 | 0.00 | 4.80 | 2.40 | 1.68 | 0.00 | 0.00% | 0.04 | 0 | 25 | 3.80 | 0.00 | 0.00 | 0.00 | 1/14/2026 | 2/13/2026 4:00:00 PM EST |
| 70.00 | 0.00 | 4.80 | 2.40 | 0.60 | 0.00 | 0.00% | 0.03 | 0 | 27 | 3.34 | 0.00 | 0.00 | 0.00 | 1/26/2026 | 2/13/2026 4:00:00 PM EST |
| 75.00 | 0.05 | 0.70 | 0.38 | 0.15 | 0.00 | 0.00% | 0.01 | 0 | 10 | 1.23 | 0.00 | 0.00 | 0.00 | 2/12/2026 | 2/13/2026 4:00:00 PM EST |
| 80.00 | 0.00 | 4.80 | 2.40 | 3.60 | 0.00 | 0.00% | 0.03 | 0 | 4 | 2.51 | 0.00 | 0.00 | 0.00 | 1/29/2026 | 2/13/2026 4:00:00 PM EST |
| 85.00 | 0.00 | 4.80 | 2.40 | 3.30 | 0.00 | 0.00% | 0.03 | 0 | 7 | 2.11 | -0.01 | 0.00 | -0.02 | 1/22/2026 | 2/13/2026 4:00:00 PM EST |
| 90.00 | 0.10 | 0.95 | 0.53 | 1.03 | 0.00 | 0.00% | 0.01 | 0 | 101 | 0.81 | -0.06 | 0.02 | -0.08 | 2/10/2026 | 2/13/2026 4:00:00 PM EST |
| 95.00 | 0.75 | 1.35 | 1.05 | 0.85 | -0.65 | -43.34% | 0.01 | 40 | 251 | 0.55 | -0.21 | 0.04 | -0.16 | 2/13/2026 | 2/13/2026 4:00:00 PM EST |
| 100.00 | 2.15 | 3.10 | 2.63 | % | 0.03 | 0 | 0 | 0.50 | -0.47 | 0.06 | -0.20 | 2/13/2026 4:00:00 PM EST | |||
| 105.00 | 4.90 | 7.00 | 5.95 | % | 0.06 | 0 | 0 | 0.74 | -0.74 | 0.05 | -0.16 | 2/13/2026 4:00:00 PM EST | |||
| 110.00 | 8.00 | 12.10 | 10.05 | % | 0.09 | 0 | 0 | 1.03 | -0.91 | 0.02 | -0.08 | 2/13/2026 4:00:00 PM EST | |||
| 115.00 | 13.00 | 17.10 | 15.05 | % | 0.13 | 0 | 0 | 1.27 | -0.98 | 0.01 | -0.02 | 2/13/2026 4:00:00 PM EST |