Options Chain for BLACK HILLS CORP COM (BKH) - $71.69 as of 8/24/2026 1:32:33 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 | 29.70 | 33.90 | 31.80 | % | 0.80 | 0 | 0 | 0.00 | 1.00 | 0.00 | 0.00 | 8/24/2026 11:59:08 AM EST | |||
| 45.00 | 24.70 | 28.90 | 26.80 | % | 0.60 | 0 | 0 | 1.61 | 1.00 | 0.00 | 0.00 | 8/24/2026 11:59:08 AM EST | |||
| 50.00 | 19.70 | 23.90 | 21.80 | % | 0.44 | 0 | 0 | 1.31 | 1.00 | 0.00 | 0.00 | 8/24/2026 11:59:08 AM EST | |||
| 55.00 | 15.60 | 18.60 | 17.10 | 16.95 | 0.00 | 0.00% | 0.31 | 0 | 10 | 1.07 | 1.00 | 0.00 | 0.00 | 8/21/2026 | 8/24/2026 11:59:08 AM EST |
| 60.00 | 9.90 | 13.60 | 11.75 | % | 0.20 | 0 | 0 | 0.82 | 1.00 | 0.00 | 0.00 | 8/24/2026 11:59:08 AM EST | |||
| 65.00 | 6.30 | 8.50 | 7.40 | 8.40 | 0.00 | 0.00% | 0.11 | 0 | 0 | 0.56 | 0.96 | 0.02 | -0.03 | 8/6/2026 | 8/24/2026 11:59:08 AM EST |
| 70.00 | 1.50 | 4.50 | 3.00 | 4.17 | 0.00 | 0.00% | 0.04 | 0 | 3 | 0.45 | 0.71 | 0.08 | -0.04 | 8/21/2026 | 8/24/2026 11:59:08 AM EST |
| 75.00 | 0.00 | 0.60 | 0.30 | 0.31 | -0.39 | -55.72% | 0.00 | 7 | 163 | 0.21 | 0.26 | 0.08 | -0.03 | 8/24/2026 | 8/24/2026 11:59:08 AM EST |
| 80.00 | 0.00 | 0.10 | 0.05 | 0.20 | 0.00 | 0.00% | 0.00 | 0 | 69 | 0.24 | 0.04 | 0.02 | -0.01 | 8/19/2026 | 8/24/2026 11:59:08 AM EST |
| 85.00 | 0.00 | 0.60 | 0.30 | 0.14 | 0.00 | 0.00% | 0.00 | 0 | 3 | 0.52 | 0.00 | 0.00 | 0.00 | 8/13/2026 | 8/24/2026 11:59:08 AM EST |
| 90.00 | 0.00 | 2.15 | 1.08 | % | 0.01 | 0 | 0 | 0.97 | 0.00 | 0.00 | 0.00 | 8/24/2026 11:59:08 AM EST | |||
| 95.00 | 0.00 | 2.15 | 1.08 | % | 0.01 | 0 | 0 | 1.10 | 0.00 | 0.00 | 0.00 | 8/24/2026 11:59:08 AM EST | |||
| 100.00 | 0.00 | 2.15 | 1.08 | % | 0.01 | 0 | 0 | 1.22 | 0.00 | 0.00 | 0.00 | 8/24/2026 11:59:08 AM EST | |||
| 105.00 | 0.00 | 2.15 | 1.08 | % | 0.01 | 0 | 0 | 1.33 | 0.00 | 0.00 | 0.00 | 8/24/2026 11:59:08 AM EST | |||
| 110.00 | 0.00 | 2.15 | 1.08 | % | 0.01 | 0 | 0 | 1.43 | 0.00 | 0.00 | 0.00 | 8/24/2026 11:59:08 AM 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 | 2.15 | 1.08 | % | 0.03 | 0 | 0 | 2.12 | 0.00 | 0.00 | 0.00 | 8/24/2026 11:59:08 AM EST | |||
| 45.00 | 0.00 | 2.15 | 1.08 | % | 0.02 | 0 | 0 | 1.79 | 0.00 | 0.00 | 0.00 | 8/24/2026 11:59:08 AM EST | |||
| 50.00 | 0.00 | 2.15 | 1.08 | % | 0.02 | 0 | 0 | 1.49 | 0.00 | 0.00 | 0.00 | 8/24/2026 11:59:08 AM EST | |||
| 55.00 | 0.00 | 2.15 | 1.08 | % | 0.02 | 0 | 0 | 1.21 | 0.00 | 0.00 | 0.00 | 8/24/2026 11:59:08 AM EST | |||
| 60.00 | 0.00 | 2.15 | 1.08 | 0.20 | 0.00 | 0.00% | 0.02 | 0 | 2 | 0.95 | 0.00 | 0.00 | 0.00 | 7/27/2026 | 8/24/2026 11:59:08 AM EST |
| 65.00 | 0.00 | 0.55 | 0.28 | 0.70 | 0.00 | 0.00% | 0.00 | 0 | 12 | 0.39 | -0.04 | 0.02 | -0.03 | 8/4/2026 | 8/24/2026 11:59:08 AM EST |
| 70.00 | 0.65 | 1.00 | 0.83 | 0.86 | +0.11 | +14.67% | 0.01 | 5 | 67 | 0.22 | -0.29 | 0.08 | -0.04 | 8/24/2026 | 8/24/2026 11:59:08 AM EST |
| 75.00 | 1.50 | 5.70 | 3.60 | 2.60 | 0.00 | 0.00% | 0.05 | 0 | 1 | 0.50 | -0.74 | 0.08 | -0.03 | 7/28/2026 | 8/24/2026 11:59:08 AM EST |
| 80.00 | 7.40 | 9.20 | 8.30 | 8.00 | 0.00 | 0.00% | 0.10 | 0 | 7 | 0.51 | -0.96 | 0.02 | -0.01 | 8/21/2026 | 8/24/2026 11:59:08 AM EST |
| 85.00 | 11.20 | 15.40 | 13.30 | % | 0.16 | 0 | 0 | 0.91 | -1.00 | 0.00 | 0.00 | 8/24/2026 11:59:08 AM EST | |||
| 90.00 | 16.30 | 20.40 | 18.35 | % | 0.20 | 0 | 0 | 1.10 | -1.00 | 0.00 | 0.00 | 8/24/2026 11:59:08 AM EST | |||
| 95.00 | 21.30 | 25.40 | 23.35 | % | 0.25 | 0 | 0 | 1.24 | -1.00 | 0.00 | 0.00 | 8/24/2026 11:59:08 AM EST | |||
| 100.00 | 26.30 | 30.40 | 28.35 | % | 0.28 | 0 | 0 | 1.37 | -1.00 | 0.00 | 0.00 | 8/24/2026 11:59:08 AM EST | |||
| 105.00 | 31.20 | 35.40 | 33.30 | % | 0.32 | 0 | 0 | 1.45 | -1.00 | 0.00 | 0.00 | 8/24/2026 11:59:08 AM EST | |||
| 110.00 | 36.20 | 40.40 | 38.30 | % | 0.35 | 0 | 0 | 1.56 | -1.00 | 0.00 | 0.00 | 8/24/2026 11:59:08 AM EST |