Options Chain for BLACK HILLS CORP COM (BKH) - $74.44 as of 2/6/2026 2:12:57 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 30.00 | 41.40 | 45.30 | 43.35 | % | 1.45 | 0 | 0 | 4.15 | 1.00 | 0.00 | 0.00 | 2/6/2026 12:58:44 PM EST | |||
| 35.00 | 36.30 | 40.30 | 38.30 | 24.54 | 0.00 | 0.00% | 1.09 | 0 | 0 | 3.54 | 1.00 | 0.00 | 0.00 | 9/23/2025 | 2/6/2026 12:58:44 PM EST |
| 40.00 | 31.10 | 35.40 | 33.25 | % | 0.83 | 0 | 0 | 3.02 | 1.00 | 0.00 | 0.00 | 2/6/2026 12:58:44 PM EST | |||
| 45.00 | 26.20 | 30.40 | 28.30 | % | 0.63 | 0 | 0 | 2.56 | 1.00 | 0.00 | 0.00 | 2/6/2026 12:58:44 PM EST | |||
| 50.00 | 21.40 | 25.40 | 23.40 | 20.10 | 0.00 | 0.00% | 0.47 | 0 | 5 | 2.14 | 1.00 | 0.00 | 0.00 | 11/18/2025 | 2/6/2026 12:58:44 PM EST |
| 55.00 | 16.40 | 20.40 | 18.40 | 17.90 | 0.00 | 0.00% | 0.33 | 0 | 23 | 1.76 | 1.00 | 0.00 | 0.00 | 1/16/2026 | 2/6/2026 12:58:44 PM EST |
| 60.00 | 12.10 | 15.40 | 13.75 | 13.70 | 0.00 | 0.00% | 0.23 | 0 | 271 | 1.43 | 1.00 | 0.00 | 0.00 | 2/4/2026 | 2/6/2026 12:58:44 PM EST |
| 65.00 | 7.10 | 10.50 | 8.80 | 9.70 | 0.00 | 0.00% | 0.14 | 0 | 133 | 1.10 | 1.00 | 0.00 | 0.00 | 2/5/2026 | 2/6/2026 12:58:44 PM EST |
| 70.00 | 3.40 | 3.90 | 3.65 | 5.10 | 0.00 | 0.00% | 0.05 | 0 | 1,270 | 0.34 | 0.79 | 0.07 | -0.04 | 2/5/2026 | 2/6/2026 12:58:44 PM EST |
| 75.00 | 0.80 | 1.05 | 0.93 | 0.90 | -0.70 | -43.75% | 0.01 | 193 | 5,375 | 0.31 | 0.39 | 0.07 | -0.06 | 2/6/2026 | 2/6/2026 12:58:44 PM EST |
| 80.00 | 0.00 | 1.25 | 0.63 | 0.50 | 0.00 | 0.00% | 0.01 | 0 | 72 | 0.62 | 0.12 | 0.04 | -0.03 | 2/4/2026 | 2/6/2026 12:58:44 PM EST |
| 85.00 | 0.00 | 2.30 | 1.15 | 0.33 | 0.00 | 0.00% | 0.01 | 0 | 10 | 1.07 | 0.02 | 0.01 | -0.01 | 12/17/2025 | 2/6/2026 12:58:44 PM EST |
| 90.00 | 0.00 | 2.25 | 1.13 | % | 0.01 | 0 | 0 | 1.26 | 0.00 | 0.00 | 0.00 | 2/6/2026 12:58:44 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 30.00 | 0.00 | 2.15 | 1.08 | % | 0.04 | 0 | 0 | 3.94 | 0.00 | 0.00 | 0.00 | 2/6/2026 12:58:44 PM EST | |||
| 35.00 | 0.00 | 2.15 | 1.08 | % | 0.03 | 0 | 0 | 3.36 | 0.00 | 0.00 | 0.00 | 2/6/2026 12:58:44 PM EST | |||
| 40.00 | 0.00 | 2.00 | 1.00 | % | 0.03 | 0 | 0 | 2.80 | 0.00 | 0.00 | 0.00 | 2/6/2026 12:58:44 PM EST | |||
| 45.00 | 0.00 | 0.15 | 0.08 | 0.15 | 0.00 | 0.00% | 0.00 | 0 | 16 | 1.29 | 0.00 | 0.00 | 0.00 | 10/31/2025 | 2/6/2026 12:58:44 PM EST |
| 50.00 | 0.00 | 2.15 | 1.08 | 0.25 | 0.00 | 0.00% | 0.02 | 0 | 10 | 2.02 | 0.00 | 0.00 | 0.00 | 10/24/2025 | 2/6/2026 12:58:44 PM EST |
| 55.00 | 0.00 | 2.20 | 1.10 | 0.75 | 0.00 | 0.00% | 0.02 | 0 | 39 | 1.67 | 0.00 | 0.00 | 0.00 | 1/20/2026 | 2/6/2026 12:58:44 PM EST |
| 60.00 | 0.00 | 2.25 | 1.13 | 0.30 | 0.00 | 0.00% | 0.02 | 0 | 54 | 1.33 | 0.00 | 0.00 | 0.00 | 1/15/2026 | 2/6/2026 12:58:44 PM EST |
| 65.00 | 0.15 | 0.55 | 0.35 | 0.20 | 0.00 | 0.00% | 0.01 | 3 | 85 | 0.48 | 0.00 | 0.00 | 0.00 | 2/6/2026 | 2/6/2026 12:58:44 PM EST |
| 70.00 | 0.50 | 1.15 | 0.83 | 0.80 | +0.15 | +23.08% | 0.01 | 4 | 215 | 0.32 | -0.21 | 0.07 | -0.04 | 2/6/2026 | 2/6/2026 12:58:44 PM EST |
| 75.00 | 2.65 | 4.90 | 3.78 | 2.60 | 0.00 | 0.00% | 0.05 | 0 | 570 | 0.44 | -0.61 | 0.07 | -0.06 | 2/5/2026 | 2/6/2026 12:58:44 PM EST |
| 80.00 | 5.50 | 8.80 | 7.15 | 9.00 | 0.00 | 0.00% | 0.09 | 0 | 1 | 0.76 | -0.88 | 0.04 | -0.03 | 12/11/2025 | 2/6/2026 12:58:44 PM EST |
| 85.00 | 10.40 | 14.50 | 12.45 | % | 0.15 | 0 | 0 | 0.99 | -0.98 | 0.01 | -0.01 | 2/6/2026 12:58:44 PM EST | |||
| 90.00 | 15.30 | 19.40 | 17.35 | % | 0.19 | 0 | 0 | 0.96 | -1.00 | 0.00 | 0.00 | 2/6/2026 12:58:44 PM EST |