Options Chain for ALLIANT ENERGY CORP COM (LNT) - $70.01 as of 2/20/2026 3:24:16 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 42.50 | 26.80 | 30.70 | 28.75 | % | 0.68 | 0 | 0 | 1.84 | 1.00 | 0.00 | 0.00 | 2/20/2026 4:00:10 PM EST | |||
| 45.00 | 24.30 | 28.20 | 26.25 | % | 0.58 | 0 | 0 | 1.68 | 1.00 | 0.00 | 0.00 | 2/20/2026 4:00:10 PM EST | |||
| 47.50 | 21.90 | 25.70 | 23.80 | % | 0.50 | 0 | 0 | 1.53 | 1.00 | 0.00 | 0.00 | 2/20/2026 4:00:10 PM EST | |||
| 50.00 | 19.90 | 22.80 | 21.35 | % | 0.43 | 0 | 0 | 1.29 | 1.00 | 0.00 | 0.00 | 2/20/2026 4:00:10 PM EST | |||
| 55.00 | 14.40 | 18.20 | 16.30 | % | 0.30 | 0 | 0 | 1.11 | 1.00 | 0.00 | 0.00 | 2/20/2026 4:00:10 PM EST | |||
| 57.50 | 12.50 | 15.40 | 13.95 | % | 0.24 | 0 | 0 | 0.92 | 1.00 | 0.00 | 0.00 | 2/20/2026 4:00:10 PM EST | |||
| 60.00 | 10.10 | 12.50 | 11.30 | 11.25 | 0.00 | 0.00% | 0.19 | 0 | 5 | 0.72 | 0.99 | 0.00 | -0.01 | 2/13/2026 | 2/20/2026 4:00:10 PM EST |
| 62.50 | 7.40 | 9.80 | 8.60 | % | 0.14 | 0 | 0 | 0.57 | 0.97 | 0.02 | -0.02 | 2/20/2026 4:00:10 PM EST | |||
| 65.00 | 5.30 | 7.20 | 6.25 | 6.30 | +0.70 | +12.50% | 0.10 | 15 | 14 | 0.44 | 0.89 | 0.04 | -0.03 | 2/20/2026 | 2/20/2026 4:00:10 PM EST |
| 67.50 | 2.60 | 5.40 | 4.00 | 3.35 | 0.00 | 0.00% | 0.06 | 0 | 8 | 0.43 | 0.80 | 0.06 | -0.04 | 2/19/2026 | 2/20/2026 4:00:10 PM EST |
| 70.00 | 1.85 | 2.90 | 2.38 | 2.51 | +0.51 | +25.50% | 0.03 | 16 | 23 | 0.21 | 0.64 | 0.09 | -0.04 | 2/20/2026 | 2/20/2026 4:00:10 PM EST |
| 72.50 | 0.00 | 1.30 | 0.65 | 1.08 | +0.18 | +20.00% | 0.01 | 12 | 100 | 0.24 | 0.40 | 0.10 | -0.03 | 2/20/2026 | 2/20/2026 4:00:10 PM EST |
| 75.00 | 0.05 | 0.55 | 0.30 | 0.26 | -0.34 | -56.67% | 0.00 | 348 | 14 | 0.17 | 0.21 | 0.07 | -0.02 | 2/20/2026 | 2/20/2026 4:00:10 PM EST |
| 77.50 | 0.00 | 2.20 | 1.10 | % | 0.01 | 0 | 0 | 0.58 | 0.07 | 0.03 | -0.01 | 2/20/2026 4:00:10 PM EST | |||
| 80.00 | 0.00 | 2.15 | 1.08 | 0.08 | 0.00 | 0.00% | 0.01 | 0 | 10 | 0.66 | 0.02 | 0.01 | 0.00 | 1/20/2026 | 2/20/2026 4:00:10 PM EST |
| 85.00 | 0.00 | 2.15 | 1.08 | % | 0.01 | 0 | 0 | 0.82 | 0.00 | 0.00 | 0.00 | 2/20/2026 4:00:10 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 42.50 | 0.00 | 2.15 | 1.08 | % | 0.03 | 0 | 0 | 1.82 | 0.00 | 0.00 | 0.00 | 2/20/2026 4:00:10 PM EST | |||
| 45.00 | 0.00 | 2.15 | 1.08 | % | 0.02 | 0 | 0 | 1.66 | 0.00 | 0.00 | 0.00 | 2/20/2026 4:00:10 PM EST | |||
| 47.50 | 0.00 | 2.15 | 1.08 | % | 0.02 | 0 | 0 | 1.52 | 0.00 | 0.00 | 0.00 | 2/20/2026 4:00:10 PM EST | |||
| 50.00 | 0.00 | 2.15 | 1.08 | % | 0.02 | 0 | 0 | 1.38 | 0.00 | 0.00 | 0.00 | 2/20/2026 4:00:10 PM EST | |||
| 55.00 | 0.00 | 2.15 | 1.08 | % | 0.02 | 0 | 0 | 1.11 | 0.00 | 0.00 | 0.00 | 2/20/2026 4:00:10 PM EST | |||
| 57.50 | 0.00 | 2.20 | 1.10 | % | 0.02 | 0 | 0 | 0.99 | 0.00 | 0.00 | 0.00 | 2/20/2026 4:00:10 PM EST | |||
| 60.00 | 0.00 | 2.25 | 1.13 | % | 0.02 | 0 | 0 | 0.88 | -0.01 | 0.00 | -0.01 | 2/20/2026 4:00:10 PM EST | |||
| 62.50 | 0.00 | 0.70 | 0.35 | 0.32 | -0.18 | -36.00% | 0.01 | 3 | 1 | 0.46 | -0.03 | 0.02 | -0.02 | 2/20/2026 | 2/20/2026 4:00:10 PM EST |
| 65.00 | 0.05 | 0.65 | 0.35 | 0.28 | -0.22 | -44.00% | 0.01 | 11 | 208 | 0.27 | -0.11 | 0.04 | -0.03 | 2/20/2026 | 2/20/2026 4:00:10 PM EST |
| 67.50 | 0.10 | 0.95 | 0.53 | 0.66 | -0.29 | -30.53% | 0.01 | 1 | 58 | 0.23 | -0.20 | 0.06 | -0.04 | 2/20/2026 | 2/20/2026 4:00:10 PM EST |
| 70.00 | 0.80 | 1.55 | 1.18 | 1.60 | 0.00 | 0.00% | 0.02 | 0 | 26 | 0.22 | -0.36 | 0.09 | -0.04 | 2/19/2026 | 2/20/2026 4:00:10 PM EST |
| 72.50 | 1.95 | 2.65 | 2.30 | % | 0.03 | 0 | 0 | 0.20 | -0.60 | 0.10 | -0.03 | 2/20/2026 4:00:10 PM EST | |||
| 75.00 | 3.50 | 5.70 | 4.60 | % | 0.06 | 0 | 0 | 0.42 | -0.79 | 0.07 | -0.02 | 2/20/2026 4:00:10 PM EST | |||
| 77.50 | 5.20 | 8.00 | 6.60 | % | 0.09 | 0 | 0 | 0.49 | -0.93 | 0.03 | -0.01 | 2/20/2026 4:00:10 PM EST | |||
| 80.00 | 7.60 | 10.40 | 9.00 | % | 0.11 | 0 | 0 | 0.52 | -0.98 | 0.01 | 0.00 | 2/20/2026 4:00:10 PM EST | |||
| 85.00 | 12.80 | 15.80 | 14.30 | % | 0.17 | 0 | 0 | 0.78 | -1.00 | 0.00 | 0.00 | 2/20/2026 4:00:10 PM EST |