Options Chain for CENTURY ALUM CO COM (CENX) - $48.93 as of 1/30/2026 2:49:01 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 12.00 | 32.20 | 35.50 | 33.85 | 27.06 | 0.00 | 0.00% | 2.82 | 0 | 2 | 3.62 | 1.00 | 0.00 | 0.00 | 12/23/2025 | 1/30/2026 3:59:52 PM EST |
| 13.00 | 31.20 | 34.60 | 32.90 | % | 2.53 | 0 | 0 | 3.41 | 1.00 | 0.00 | 0.00 | 1/30/2026 3:59:52 PM EST | |||
| 14.00 | 30.20 | 33.60 | 31.90 | 31.25 | 0.00 | 0.00% | 2.28 | 0 | 3 | 3.21 | 1.00 | 0.00 | 0.00 | 1/9/2026 | 1/30/2026 3:59:52 PM EST |
| 15.00 | 29.20 | 32.60 | 30.90 | 24.04 | 0.00 | 0.00% | 2.06 | 0 | 1 | 3.03 | 1.00 | 0.00 | 0.00 | 12/23/2025 | 1/30/2026 3:59:52 PM EST |
| 16.00 | 28.20 | 31.60 | 29.90 | 14.40 | 0.00 | 0.00% | 1.87 | 0 | 11 | 2.87 | 1.00 | 0.00 | 0.00 | 10/23/2025 | 1/30/2026 3:59:52 PM EST |
| 17.00 | 27.20 | 30.70 | 28.95 | 20.00 | 0.00 | 0.00% | 1.70 | 0 | 1 | 2.72 | 1.00 | 0.00 | 0.00 | 12/22/2025 | 1/30/2026 3:59:52 PM EST |
| 18.00 | 26.20 | 29.50 | 27.85 | 21.62 | 0.00 | 0.00% | 1.55 | 0 | 3 | 2.58 | 1.00 | 0.00 | 0.00 | 12/26/2025 | 1/30/2026 3:59:52 PM EST |
| 19.00 | 25.30 | 28.50 | 26.90 | 5.25 | 0.00 | 0.00% | 1.42 | 0 | 1 | 2.44 | 1.00 | 0.00 | 0.00 | 9/8/2025 | 1/30/2026 3:59:52 PM EST |
| 20.00 | 24.30 | 27.60 | 25.95 | 19.05 | 0.00 | 0.00% | 1.30 | 0 | 17 | 2.36 | 1.00 | 0.00 | -0.01 | 12/23/2025 | 1/30/2026 3:59:52 PM EST |
| 21.00 | 23.30 | 26.50 | 24.90 | 12.04 | 0.00 | 0.00% | 1.19 | 0 | 22 | 2.20 | 0.99 | 0.00 | -0.01 | 12/12/2025 | 1/30/2026 3:59:52 PM EST |
| 22.00 | 22.30 | 25.70 | 24.00 | 15.30 | 0.00 | 0.00% | 1.09 | 0 | 8 | 2.13 | 0.99 | 0.00 | -0.01 | 12/22/2025 | 1/30/2026 3:59:52 PM EST |
| 23.00 | 21.30 | 24.60 | 22.95 | 25.10 | 0.00 | 0.00% | 1.00 | 0 | 50 | 2.02 | 0.99 | 0.00 | -0.01 | 1/20/2026 | 1/30/2026 3:59:52 PM EST |
| 24.00 | 20.40 | 23.00 | 21.70 | 27.00 | 0.00 | 0.00% | 0.90 | 0 | 50 | 1.71 | 0.98 | 0.00 | -0.01 | 1/29/2026 | 1/30/2026 3:59:52 PM EST |
| 25.00 | 19.60 | 22.00 | 20.80 | 23.85 | 0.00 | 0.00% | 0.83 | 0 | 46 | 1.62 | 0.98 | 0.00 | -0.01 | 1/29/2026 | 1/30/2026 3:59:52 PM EST |
| 26.00 | 18.70 | 21.00 | 19.85 | 22.02 | 0.00 | 0.00% | 0.76 | 0 | 43 | 1.54 | 0.97 | 0.00 | -0.02 | 1/13/2026 | 1/30/2026 3:59:52 PM EST |
| 27.00 | 17.60 | 20.20 | 18.90 | 18.68 | 0.00 | 0.00% | 0.70 | 0 | 42 | 1.52 | 0.97 | 0.01 | -0.02 | 1/27/2026 | 1/30/2026 3:59:52 PM EST |
| 28.00 | 16.60 | 19.30 | 17.95 | 20.00 | 0.00 | 0.00% | 0.64 | 0 | 37 | 1.47 | 0.96 | 0.01 | -0.02 | 1/23/2026 | 1/30/2026 3:59:52 PM EST |
| 29.00 | 15.90 | 17.30 | 16.60 | 16.70 | 0.00 | 0.00% | 0.57 | 0 | 201 | 1.06 | 0.94 | 0.01 | -0.02 | 1/26/2026 | 1/30/2026 3:59:52 PM EST |
| 30.00 | 14.80 | 16.50 | 15.65 | 17.45 | 0.00 | 0.00% | 0.52 | 0 | 500 | 0.96 | 0.93 | 0.01 | -0.03 | 1/27/2026 | 1/30/2026 3:59:52 PM EST |
| 31.00 | 14.00 | 16.70 | 15.35 | 17.00 | 0.00 | 0.00% | 0.50 | 0 | 86 | 1.34 | 0.92 | 0.01 | -0.03 | 1/27/2026 | 1/30/2026 3:59:52 PM EST |
| 32.00 | 13.20 | 14.50 | 13.85 | 19.50 | 0.00 | 0.00% | 0.43 | 0 | 563 | 0.94 | 0.90 | 0.01 | -0.03 | 1/29/2026 | 1/30/2026 3:59:52 PM EST |
| 33.00 | 12.60 | 14.80 | 13.70 | 16.90 | 0.00 | 0.00% | 0.42 | 0 | 161 | 0.81 | 0.89 | 0.01 | -0.03 | 1/28/2026 | 1/30/2026 3:59:52 PM EST |
| 34.00 | 11.60 | 13.70 | 12.65 | 15.52 | 0.00 | 0.00% | 0.37 | 0 | 395 | 0.74 | 0.87 | 0.02 | -0.04 | 1/26/2026 | 1/30/2026 3:59:52 PM EST |
| 35.00 | 10.90 | 13.30 | 12.10 | 12.11 | 0.00 | 0.00% | 0.35 | 0 | 257 | 0.84 | 0.85 | 0.02 | -0.04 | 1/26/2026 | 1/30/2026 3:59:52 PM EST |
| 36.00 | 9.90 | 12.60 | 11.25 | 16.10 | 0.00 | 0.00% | 0.31 | 0 | 451 | 0.81 | 0.83 | 0.02 | -0.04 | 1/29/2026 | 1/30/2026 3:59:52 PM EST |
| 37.00 | 9.40 | 11.60 | 10.50 | 11.30 | 0.00 | 0.00% | 0.28 | 0 | 68 | 0.82 | 0.81 | 0.02 | -0.04 | 1/13/2026 | 1/30/2026 3:59:52 PM EST |
| 38.00 | 8.60 | 11.10 | 9.85 | 14.00 | 0.00 | 0.00% | 0.26 | 0 | 105 | 0.83 | 0.78 | 0.02 | -0.05 | 1/29/2026 | 1/30/2026 3:59:52 PM EST |
| 39.00 | 8.20 | 9.30 | 8.75 | 9.20 | -3.10 | -25.21% | 0.22 | 4 | 538 | 0.76 | 0.76 | 0.02 | -0.05 | 1/30/2026 | 1/30/2026 3:59:52 PM EST |
| 40.00 | 7.90 | 8.50 | 8.20 | 9.20 | -1.70 | -15.60% | 0.20 | 13 | 286 | 0.78 | 0.73 | 0.03 | -0.05 | 1/30/2026 | 1/30/2026 3:59:52 PM EST |
| 41.00 | 7.30 | 7.90 | 7.60 | 11.10 | 0.00 | 0.00% | 0.19 | 0 | 83 | 0.78 | 0.70 | 0.03 | -0.05 | 1/29/2026 | 1/30/2026 3:59:52 PM EST |
| 42.00 | 6.40 | 7.40 | 6.90 | 9.59 | 0.00 | 0.00% | 0.16 | 0 | 47 | 0.75 | 0.67 | 0.03 | -0.05 | 1/28/2026 | 1/30/2026 3:59:52 PM EST |
| 43.00 | 6.10 | 6.80 | 6.45 | 8.50 | 0.00 | 0.00% | 0.15 | 0 | 23 | 0.77 | 0.64 | 0.03 | -0.05 | 1/14/2026 | 1/30/2026 3:59:52 PM EST |
| 44.00 | 5.50 | 6.30 | 5.90 | 5.60 | -1.60 | -22.23% | 0.13 | 3 | 556 | 0.77 | 0.61 | 0.03 | -0.05 | 1/30/2026 | 1/30/2026 3:59:52 PM EST |
| 45.00 | 5.20 | 5.70 | 5.45 | 5.57 | -2.44 | -30.47% | 0.12 | 57 | 590 | 0.77 | 0.58 | 0.03 | -0.06 | 1/30/2026 | 1/30/2026 3:59:52 PM EST |
| 46.00 | 4.80 | 5.20 | 5.00 | 5.25 | -3.31 | -38.67% | 0.11 | 9 | 26 | 0.77 | 0.55 | 0.03 | -0.06 | 1/30/2026 | 1/30/2026 3:59:52 PM EST |
| 47.00 | 4.40 | 4.80 | 4.60 | 4.80 | -1.50 | -23.81% | 0.10 | 24 | 167 | 0.77 | 0.52 | 0.03 | -0.06 | 1/30/2026 | 1/30/2026 3:59:52 PM EST |
| 48.00 | 3.90 | 4.50 | 4.20 | 4.60 | -1.69 | -26.87% | 0.09 | 16 | 518 | 0.77 | 0.49 | 0.03 | -0.06 | 1/30/2026 | 1/30/2026 3:59:52 PM EST |
| 49.00 | 3.60 | 4.10 | 3.85 | 5.70 | 0.00 | 0.00% | 0.08 | 0 | 211 | 0.77 | 0.46 | 0.03 | -0.06 | 1/29/2026 | 1/30/2026 3:59:52 PM EST |
| 50.00 | 3.30 | 3.80 | 3.55 | 3.50 | -2.10 | -37.50% | 0.07 | 18 | 1,062 | 0.78 | 0.43 | 0.03 | -0.06 | 1/30/2026 | 1/30/2026 3:59:52 PM EST |
| 55.00 | 2.05 | 2.55 | 2.30 | 2.42 | -0.98 | -28.83% | 0.04 | 10 | 113 | 0.79 | 0.32 | 0.03 | -0.05 | 1/30/2026 | 1/30/2026 3:59:52 PM EST |
| 60.00 | 1.30 | 1.75 | 1.53 | 1.54 | -0.71 | -31.56% | 0.03 | 12 | 72 | 0.81 | 0.23 | 0.02 | -0.05 | 1/30/2026 | 1/30/2026 3:59:52 PM EST |
| 65.00 | 0.70 | 1.30 | 1.00 | 1.55 | 0.00 | 0.00% | 0.02 | 0 | 43 | 0.82 | 0.18 | 0.02 | -0.04 | 1/28/2026 | 1/30/2026 3:59:52 PM EST |
| 70.00 | 0.50 | 0.95 | 0.73 | 0.59 | -0.61 | -50.84% | 0.01 | 6 | 5 | 0.85 | 0.13 | 0.01 | -0.03 | 1/30/2026 | 1/30/2026 3:59:52 PM EST |
| 75.00 | 0.05 | 1.90 | 0.98 | % | 0.01 | 0 | 0 | 0.93 | 0.10 | 0.01 | -0.03 | 1/30/2026 3:59:52 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 12.00 | 0.00 | 0.95 | 0.48 | 0.12 | 0.00 | 0.00% | 0.04 | 0 | 5 | 2.78 | 0.00 | 0.00 | 0.00 | 11/10/2025 | 1/30/2026 3:59:52 PM EST |
| 13.00 | 0.00 | 0.95 | 0.48 | % | 0.04 | 0 | 0 | 2.62 | 0.00 | 0.00 | 0.00 | 1/30/2026 3:59:52 PM EST | |||
| 14.00 | 0.00 | 0.75 | 0.38 | 0.14 | 0.00 | 0.00% | 0.03 | 0 | 2 | 2.32 | 0.00 | 0.00 | 0.00 | 11/25/2025 | 1/30/2026 3:59:52 PM EST |
| 15.00 | 0.00 | 0.15 | 0.08 | 0.10 | 0.00 | 0.00% | 0.01 | 0 | 92 | 1.58 | 0.00 | 0.00 | 0.00 | 1/14/2026 | 1/30/2026 3:59:52 PM EST |
| 16.00 | 0.00 | 0.75 | 0.38 | 0.90 | 0.00 | 0.00% | 0.02 | 0 | 1 | 2.08 | 0.00 | 0.00 | 0.00 | 8/12/2025 | 1/30/2026 3:59:52 PM EST |
| 17.00 | 0.00 | 0.75 | 0.38 | 0.24 | 0.00 | 0.00% | 0.02 | 0 | 67 | 1.97 | 0.00 | 0.00 | 0.00 | 12/9/2025 | 1/30/2026 3:59:52 PM EST |
| 18.00 | 0.00 | 0.75 | 0.38 | 1.47 | 0.00 | 0.00% | 0.02 | 0 | 9 | 1.87 | 0.00 | 0.00 | 0.00 | 8/25/2025 | 1/30/2026 3:59:52 PM EST |
| 19.00 | 0.00 | 0.30 | 0.15 | 1.95 | 0.00 | 0.00% | 0.01 | 0 | 168 | 1.44 | 0.00 | 0.00 | 0.00 | 9/8/2025 | 1/30/2026 3:59:52 PM EST |
| 20.00 | 0.00 | 0.50 | 0.25 | 0.21 | 0.00 | 0.00% | 0.01 | 0 | 118 | 1.52 | 0.00 | 0.00 | -0.01 | 1/8/2026 | 1/30/2026 3:59:52 PM EST |
| 21.00 | 0.00 | 0.75 | 0.38 | 0.37 | 0.00 | 0.00% | 0.02 | 0 | 276 | 1.60 | -0.01 | 0.00 | -0.01 | 1/5/2026 | 1/30/2026 3:59:52 PM EST |
| 22.00 | 0.00 | 0.75 | 0.38 | 0.25 | 0.00 | 0.00% | 0.02 | 0 | 62 | 1.52 | -0.01 | 0.00 | -0.01 | 1/5/2026 | 1/30/2026 3:59:52 PM EST |
| 23.00 | 0.00 | 0.95 | 0.48 | 0.18 | 0.00 | 0.00% | 0.02 | 0 | 43 | 1.54 | -0.01 | 0.00 | -0.01 | 1/8/2026 | 1/30/2026 3:59:52 PM EST |
| 24.00 | 0.00 | 0.55 | 0.28 | 0.38 | 0.00 | 0.00% | 0.01 | 0 | 79 | 1.01 | -0.02 | 0.00 | -0.01 | 1/13/2026 | 1/30/2026 3:59:52 PM EST |
| 25.00 | 0.00 | 0.75 | 0.38 | 0.22 | +0.02 | +10.00% | 0.02 | 1 | 76 | 1.29 | -0.02 | 0.00 | -0.01 | 1/30/2026 | 1/30/2026 3:59:52 PM EST |
| 26.00 | 0.05 | 0.95 | 0.50 | 0.19 | 0.00 | 0.00% | 0.02 | 0 | 26 | 1.02 | -0.03 | 0.00 | -0.02 | 1/22/2026 | 1/30/2026 3:59:52 PM EST |
| 27.00 | 0.00 | 0.95 | 0.48 | 0.31 | 0.00 | 0.00% | 0.02 | 0 | 40 | 1.24 | -0.03 | 0.01 | -0.02 | 1/16/2026 | 1/30/2026 3:59:52 PM EST |
| 28.00 | 0.00 | 0.95 | 0.48 | 0.30 | 0.00 | 0.00% | 0.02 | 0 | 83 | 1.17 | -0.04 | 0.01 | -0.02 | 1/26/2026 | 1/30/2026 3:59:52 PM EST |
| 29.00 | 0.15 | 1.00 | 0.58 | 0.30 | 0.00 | 0.00% | 0.02 | 0 | 27 | 0.92 | -0.06 | 0.01 | -0.02 | 1/29/2026 | 1/30/2026 3:59:52 PM EST |
| 30.00 | 0.15 | 1.10 | 0.63 | 0.83 | 0.00 | 0.00% | 0.02 | 0 | 59 | 0.88 | -0.07 | 0.01 | -0.03 | 1/5/2026 | 1/30/2026 3:59:52 PM EST |
| 31.00 | 0.25 | 1.05 | 0.65 | 0.50 | 0.00 | 0.00% | 0.02 | 0 | 38 | 0.85 | -0.08 | 0.01 | -0.03 | 1/23/2026 | 1/30/2026 3:59:52 PM EST |
| 32.00 | 0.50 | 1.15 | 0.83 | 0.60 | 0.00 | 0.00% | 0.03 | 0 | 40 | 0.87 | -0.10 | 0.01 | -0.03 | 1/22/2026 | 1/30/2026 3:59:52 PM EST |
| 33.00 | 0.45 | 1.20 | 0.83 | 0.70 | 0.00 | 0.00% | 0.03 | 0 | 16 | 0.82 | -0.11 | 0.01 | -0.03 | 1/23/2026 | 1/30/2026 3:59:52 PM EST |
| 34.00 | 0.80 | 1.40 | 1.10 | 0.75 | -0.85 | -53.13% | 0.03 | 4 | 30 | 0.85 | -0.13 | 0.02 | -0.04 | 1/30/2026 | 1/30/2026 3:59:52 PM EST |
| 35.00 | 0.85 | 1.55 | 1.20 | 1.27 | 0.00 | 0.00% | 0.03 | 0 | 32 | 0.81 | -0.15 | 0.02 | -0.04 | 1/29/2026 | 1/30/2026 3:59:52 PM EST |
| 36.00 | 0.80 | 1.75 | 1.28 | 1.26 | 0.00 | 0.00% | 0.04 | 0 | 34 | 0.77 | -0.17 | 0.02 | -0.04 | 1/29/2026 | 1/30/2026 3:59:52 PM EST |
| 37.00 | 1.30 | 2.85 | 2.08 | 1.76 | 0.00 | 0.00% | 0.06 | 0 | 316 | 0.78 | -0.19 | 0.02 | -0.04 | 1/14/2026 | 1/30/2026 3:59:52 PM EST |
| 38.00 | 1.80 | 2.35 | 2.08 | 1.95 | 0.00 | 0.00% | 0.05 | 0 | 18 | 0.83 | -0.22 | 0.02 | -0.05 | 1/16/2026 | 1/30/2026 3:59:52 PM EST |
| 39.00 | 2.05 | 2.60 | 2.33 | 2.45 | 0.00 | 0.00% | 0.06 | 0 | 35 | 0.81 | -0.24 | 0.02 | -0.05 | 1/12/2026 | 1/30/2026 3:59:52 PM EST |
| 40.00 | 2.35 | 2.85 | 2.60 | 2.49 | +0.36 | +16.91% | 0.07 | 3 | 42 | 0.80 | -0.27 | 0.03 | -0.05 | 1/30/2026 | 1/30/2026 3:59:52 PM EST |
| 41.00 | 2.70 | 3.30 | 3.00 | 2.50 | 0.00 | 0.00% | 0.07 | 0 | 597 | 0.80 | -0.30 | 0.03 | -0.05 | 1/26/2026 | 1/30/2026 3:59:52 PM EST |
| 42.00 | 2.95 | 3.80 | 3.38 | 3.45 | 0.00 | 0.00% | 0.08 | 0 | 34 | 0.79 | -0.33 | 0.03 | -0.05 | 1/26/2026 | 1/30/2026 3:59:52 PM EST |
| 43.00 | 3.50 | 4.20 | 3.85 | 3.67 | 0.00 | 0.00% | 0.09 | 0 | 44 | 0.79 | -0.36 | 0.03 | -0.05 | 1/21/2026 | 1/30/2026 3:59:52 PM EST |
| 44.00 | 3.90 | 4.70 | 4.30 | 3.90 | 0.00 | 0.00% | 0.10 | 0 | 21 | 0.79 | -0.39 | 0.03 | -0.05 | 1/27/2026 | 1/30/2026 3:59:52 PM EST |
| 45.00 | 4.70 | 5.20 | 4.95 | 4.90 | +1.20 | +32.44% | 0.11 | 34 | 25 | 0.81 | -0.42 | 0.03 | -0.06 | 1/30/2026 | 1/30/2026 3:59:52 PM EST |
| 46.00 | 4.90 | 5.80 | 5.35 | 4.61 | -0.09 | -1.92% | 0.12 | 3 | 5 | 0.79 | -0.45 | 0.03 | -0.06 | 1/30/2026 | 1/30/2026 3:59:52 PM EST |
| 47.00 | 5.50 | 6.40 | 5.95 | 5.76 | +1.99 | +52.79% | 0.13 | 30 | 12 | 0.79 | -0.48 | 0.03 | -0.06 | 1/30/2026 | 1/30/2026 3:59:52 PM EST |
| 48.00 | 6.40 | 7.00 | 6.70 | 5.88 | 0.00 | 0.00% | 0.14 | 0 | 5 | 0.81 | -0.51 | 0.03 | -0.06 | 1/27/2026 | 1/30/2026 3:59:52 PM EST |
| 49.00 | 7.00 | 7.60 | 7.30 | 5.70 | 0.00 | 0.00% | 0.15 | 0 | 10 | 0.81 | -0.54 | 0.03 | -0.06 | 1/28/2026 | 1/30/2026 3:59:52 PM EST |
| 50.00 | 7.50 | 8.30 | 7.90 | 6.00 | 0.00 | 0.00% | 0.16 | 0 | 19 | 0.80 | -0.57 | 0.03 | -0.06 | 1/29/2026 | 1/30/2026 3:59:52 PM EST |
| 55.00 | 11.30 | 12.10 | 11.70 | 10.67 | 0.00 | 0.00% | 0.21 | 0 | 3 | 0.82 | -0.68 | 0.03 | -0.05 | 1/27/2026 | 1/30/2026 3:59:52 PM EST |
| 60.00 | 15.10 | 16.40 | 15.75 | % | 0.26 | 0 | 0 | 0.79 | -0.77 | 0.02 | -0.05 | 1/30/2026 3:59:52 PM EST | |||
| 65.00 | 19.00 | 21.80 | 20.40 | % | 0.31 | 0 | 0 | 1.14 | -0.82 | 0.02 | -0.04 | 1/30/2026 3:59:52 PM EST | |||
| 70.00 | 23.70 | 26.00 | 24.85 | % | 0.36 | 0 | 0 | 1.10 | -0.87 | 0.01 | -0.03 | 1/30/2026 3:59:52 PM EST | |||
| 75.00 | 28.60 | 30.90 | 29.75 | % | 0.40 | 0 | 0 | 1.19 | -0.90 | 0.01 | -0.03 | 1/30/2026 3:59:52 PM EST |