Options Chain for CENTURY ALUM CO COM (CENX) - $29.87 as of 10/3/2025 9:02:19 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 15.00 | 14.10 | 17.10 | 15.60 | % | 1.04 | 0 | 0 | 2.39 | 1.00 | 0.00 | 0.00 | 10/3/2025 3:59:56 PM EST | |||
| 18.00 | 11.20 | 13.80 | 12.50 | 9.30 | 0.00 | 0.00% | 0.69 | 0 | 1 | 1.82 | 0.98 | 0.01 | -0.01 | 9/22/2025 | 10/3/2025 3:59:56 PM EST |
| 19.00 | 10.30 | 11.40 | 10.85 | 9.20 | 0.00 | 0.00% | 0.57 | 0 | 2 | 1.04 | 0.97 | 0.01 | -0.01 | 9/26/2025 | 10/3/2025 3:59:56 PM EST |
| 20.00 | 9.50 | 11.60 | 10.55 | 9.91 | 0.00 | 0.00% | 0.53 | 0 | 1 | 0.89 | 0.95 | 0.01 | -0.01 | 9/29/2025 | 10/3/2025 3:59:56 PM EST |
| 21.00 | 9.10 | 9.40 | 9.25 | 9.15 | 0.00 | 0.00% | 0.44 | 0 | 3 | 0.70 | 0.93 | 0.02 | -0.01 | 10/2/2025 | 10/3/2025 3:59:56 PM EST |
| 22.00 | 8.10 | 8.60 | 8.35 | 8.80 | +3.30 | +60.00% | 0.38 | 3 | 1 | 0.68 | 0.90 | 0.02 | -0.02 | 10/3/2025 | 10/3/2025 3:59:56 PM EST |
| 23.00 | 7.30 | 7.70 | 7.50 | 6.75 | 0.00 | 0.00% | 0.33 | 0 | 5 | 0.69 | 0.87 | 0.03 | -0.02 | 10/2/2025 | 10/3/2025 3:59:56 PM EST |
| 24.00 | 6.10 | 6.90 | 6.50 | 5.05 | 0.00 | 0.00% | 0.27 | 0 | 1 | 0.79 | 0.84 | 0.03 | -0.02 | 9/19/2025 | 10/3/2025 3:59:56 PM EST |
| 25.00 | 5.90 | 6.10 | 6.00 | 6.00 | 0.00 | 0.00% | 0.24 | 10 | 20 | 0.70 | 0.80 | 0.04 | -0.02 | 10/3/2025 | 10/3/2025 3:59:56 PM EST |
| 26.00 | 5.20 | 5.40 | 5.30 | 5.01 | 0.00 | 0.00% | 0.20 | 0 | 12 | 0.70 | 0.75 | 0.04 | -0.03 | 10/2/2025 | 10/3/2025 3:59:56 PM EST |
| 27.00 | 4.60 | 4.80 | 4.70 | 4.89 | +0.55 | +12.68% | 0.17 | 4 | 26 | 0.71 | 0.71 | 0.05 | -0.03 | 10/3/2025 | 10/3/2025 3:59:56 PM EST |
| 28.00 | 4.00 | 4.20 | 4.10 | 4.30 | +0.05 | +1.18% | 0.15 | 2 | 51 | 0.70 | 0.66 | 0.05 | -0.03 | 10/3/2025 | 10/3/2025 3:59:56 PM EST |
| 29.00 | 3.50 | 3.60 | 3.55 | 3.89 | +0.07 | +1.84% | 0.12 | 2 | 91 | 0.70 | 0.61 | 0.05 | -0.03 | 10/3/2025 | 10/3/2025 3:59:56 PM EST |
| 30.00 | 3.00 | 3.20 | 3.10 | 3.40 | 0.00 | 0.00% | 0.10 | 13 | 45 | 0.71 | 0.55 | 0.05 | -0.03 | 10/3/2025 | 10/3/2025 3:59:56 PM EST |
| 31.00 | 2.60 | 2.75 | 2.68 | 2.69 | +0.12 | +4.67% | 0.09 | 19 | 33 | 0.70 | 0.50 | 0.05 | -0.03 | 10/3/2025 | 10/3/2025 3:59:56 PM EST |
| 32.00 | 2.25 | 2.40 | 2.33 | 2.07 | 0.00 | 0.00% | 0.07 | 0 | 35 | 0.71 | 0.46 | 0.05 | -0.03 | 10/2/2025 | 10/3/2025 3:59:56 PM EST |
| 33.00 | 1.95 | 2.05 | 2.00 | 2.00 | +0.05 | +2.57% | 0.06 | 19 | 25 | 0.71 | 0.41 | 0.05 | -0.03 | 10/3/2025 | 10/3/2025 3:59:56 PM EST |
| 34.00 | 1.65 | 1.80 | 1.73 | 1.90 | +0.15 | +8.58% | 0.05 | 16 | 92 | 0.72 | 0.37 | 0.05 | -0.03 | 10/3/2025 | 10/3/2025 3:59:56 PM EST |
| 35.00 | 1.45 | 1.55 | 1.50 | 1.55 | +0.10 | +6.90% | 0.04 | 70 | 136 | 0.73 | 0.33 | 0.05 | -0.03 | 10/3/2025 | 10/3/2025 3:59:56 PM EST |
| 36.00 | 1.30 | 1.40 | 1.35 | 1.45 | +0.15 | +11.54% | 0.04 | 6 | 22 | 0.74 | 0.30 | 0.04 | -0.03 | 10/3/2025 | 10/3/2025 3:59:56 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 15.00 | 0.00 | 0.30 | 0.15 | % | 0.01 | 0 | 0 | 1.28 | 0.00 | 0.00 | 0.00 | 10/3/2025 3:59:56 PM EST | |||
| 18.00 | 0.00 | 0.30 | 0.15 | % | 0.01 | 0 | 0 | 0.99 | -0.02 | 0.01 | -0.01 | 10/3/2025 3:59:56 PM EST | |||
| 19.00 | 0.00 | 0.75 | 0.38 | 0.38 | 0.00 | 0.00% | 0.02 | 0 | 1 | 1.17 | -0.03 | 0.01 | -0.01 | 9/26/2025 | 10/3/2025 3:59:56 PM EST |
| 20.00 | 0.20 | 0.30 | 0.25 | 0.25 | 0.00 | 0.00% | 0.01 | 132 | 99 | 0.79 | -0.05 | 0.01 | -0.01 | 10/3/2025 | 10/3/2025 3:59:56 PM EST |
| 21.00 | 0.25 | 0.35 | 0.30 | 0.30 | -0.10 | -25.00% | 0.01 | 5 | 19 | 0.74 | -0.07 | 0.02 | -0.01 | 10/3/2025 | 10/3/2025 3:59:56 PM EST |
| 22.00 | 0.40 | 0.50 | 0.45 | 0.55 | 0.00 | 0.00% | 0.02 | 0 | 46 | 0.75 | -0.10 | 0.02 | -0.02 | 9/26/2025 | 10/3/2025 3:59:56 PM EST |
| 23.00 | 0.55 | 0.65 | 0.60 | 0.92 | 0.00 | 0.00% | 0.03 | 0 | 37 | 0.74 | -0.13 | 0.03 | -0.02 | 9/26/2025 | 10/3/2025 3:59:56 PM EST |
| 24.00 | 0.70 | 0.85 | 0.78 | 1.10 | 0.00 | 0.00% | 0.03 | 0 | 47 | 0.72 | -0.16 | 0.03 | -0.02 | 9/29/2025 | 10/3/2025 3:59:56 PM EST |
| 25.00 | 0.95 | 1.10 | 1.03 | 0.97 | -0.18 | -15.66% | 0.04 | 32 | 50 | 0.72 | -0.20 | 0.04 | -0.02 | 10/3/2025 | 10/3/2025 3:59:56 PM EST |
| 26.00 | 1.25 | 1.35 | 1.30 | 1.30 | -0.20 | -13.34% | 0.05 | 8 | 38 | 0.71 | -0.25 | 0.04 | -0.03 | 10/3/2025 | 10/3/2025 3:59:56 PM EST |
| 27.00 | 1.60 | 1.70 | 1.65 | 2.00 | 0.00 | 0.00% | 0.06 | 0 | 39 | 0.70 | -0.29 | 0.05 | -0.03 | 10/2/2025 | 10/3/2025 3:59:56 PM EST |
| 28.00 | 2.00 | 2.10 | 2.05 | 2.10 | -0.10 | -4.55% | 0.07 | 3 | 33 | 0.70 | -0.34 | 0.05 | -0.03 | 10/3/2025 | 10/3/2025 3:59:56 PM EST |
| 29.00 | 2.45 | 2.60 | 2.53 | 2.40 | -0.59 | -19.74% | 0.09 | 3 | 26 | 0.70 | -0.39 | 0.05 | -0.03 | 10/3/2025 | 10/3/2025 3:59:56 PM EST |
| 30.00 | 3.00 | 3.10 | 3.05 | 3.10 | -0.80 | -20.52% | 0.10 | 1 | 18 | 0.70 | -0.45 | 0.05 | -0.03 | 10/3/2025 | 10/3/2025 3:59:56 PM EST |
| 31.00 | 3.60 | 3.70 | 3.65 | 3.80 | % | 0.12 | 1 | 0 | 0.71 | -0.50 | 0.05 | -0.03 | 10/3/2025 | 10/3/2025 3:59:56 PM EST | |
| 32.00 | 4.20 | 4.40 | 4.30 | 4.30 | -0.20 | -4.45% | 0.13 | 1 | 11 | 0.72 | -0.54 | 0.05 | -0.03 | 10/3/2025 | 10/3/2025 3:59:56 PM EST |
| 33.00 | 4.90 | 5.10 | 5.00 | 5.50 | 0.00 | 0.00% | 0.15 | 0 | 4 | 0.72 | -0.59 | 0.05 | -0.03 | 9/29/2025 | 10/3/2025 3:59:56 PM EST |
| 34.00 | 5.60 | 6.00 | 5.80 | % | 0.17 | 0 | 0 | 0.75 | -0.63 | 0.05 | -0.03 | 10/3/2025 3:59:56 PM EST | |||
| 35.00 | 6.40 | 6.80 | 6.60 | 7.20 | 0.00 | 0.00% | 0.19 | 0 | 1 | 0.76 | -0.67 | 0.05 | -0.03 | 9/30/2025 | 10/3/2025 3:59:56 PM EST |
| 36.00 | 7.20 | 7.60 | 7.40 | % | 0.21 | 0 | 0 | 0.77 | -0.70 | 0.04 | -0.03 | 10/3/2025 3:59:56 PM EST |