Options Chain for BLACK HILLS CORP COM (BKH) - $72.75 as of 8/7/2026 7:41:39 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 35.00 | 37.80 | 41.70 | 39.75 | % | 1.14 | 0 | 0 | 3.67 | 1.00 | 0.00 | 0.00 | 8/7/2026 3:59:58 PM EST | |||
| 40.00 | 32.80 | 36.80 | 34.80 | % | 0.87 | 0 | 0 | 3.19 | 1.00 | 0.00 | 0.00 | 8/7/2026 3:59:58 PM EST | |||
| 45.00 | 28.10 | 31.00 | 29.55 | % | 0.66 | 0 | 0 | 2.40 | 1.00 | 0.00 | 0.00 | 8/7/2026 3:59:58 PM EST | |||
| 50.00 | 22.80 | 26.50 | 24.65 | 24.85 | 0.00 | 0.00% | 0.49 | 0 | 0 | 2.19 | 1.00 | 0.00 | 0.00 | 5/5/2026 | 8/7/2026 3:59:58 PM EST |
| 55.00 | 17.90 | 21.60 | 19.75 | 20.10 | 0.00 | 0.00% | 0.36 | 0 | 16 | 1.84 | 1.00 | 0.00 | 0.00 | 7/17/2026 | 8/7/2026 3:59:58 PM EST |
| 60.00 | 13.00 | 16.60 | 14.80 | 14.46 | 0.00 | 0.00% | 0.25 | 0 | 11 | 1.48 | 1.00 | 0.00 | 0.00 | 5/12/2026 | 8/7/2026 3:59:58 PM EST |
| 65.00 | 8.20 | 10.60 | 9.40 | 6.50 | 0.00 | 0.00% | 0.14 | 0 | 17 | 0.89 | 1.00 | 0.00 | 0.00 | 8/5/2026 | 8/7/2026 3:59:58 PM EST |
| 70.00 | 3.50 | 5.60 | 4.55 | 3.57 | 0.00 | 0.00% | 0.07 | 0 | 21 | 0.57 | 0.93 | 0.08 | -0.01 | 8/6/2026 | 8/7/2026 3:59:58 PM EST |
| 75.00 | 0.00 | 2.00 | 1.00 | 0.43 | 0.00 | 0.00% | 0.01 | 0 | 925 | 0.43 | 0.45 | 0.10 | -0.04 | 8/6/2026 | 8/7/2026 3:59:58 PM EST |
| 80.00 | 0.00 | 0.25 | 0.13 | 0.15 | 0.00 | 0.00% | 0.00 | 0 | 93 | 0.33 | 0.08 | 0.03 | -0.02 | 8/5/2026 | 8/7/2026 3:59:58 PM EST |
| 85.00 | 0.00 | 2.15 | 1.08 | 0.13 | 0.00 | 0.00% | 0.01 | 0 | 44 | 1.00 | 0.01 | 0.00 | 0.00 | 7/28/2026 | 8/7/2026 3:59:58 PM EST |
| 90.00 | 0.00 | 2.15 | 1.08 | 0.50 | 0.00 | 0.00% | 0.01 | 0 | 3 | 1.20 | 0.00 | 0.00 | 0.00 | 5/14/2026 | 8/7/2026 3:59:58 PM EST |
| 95.00 | 0.00 | 0.75 | 0.38 | 0.35 | 0.00 | 0.00% | 0.00 | 0 | 9 | 0.99 | 0.00 | 0.00 | 0.00 | 5/1/2026 | 8/7/2026 3:59:58 PM EST |
| 100.00 | 0.00 | 2.15 | 1.08 | 0.05 | 0.00 | 0.00% | 0.01 | 0 | 17 | 1.55 | 0.00 | 0.00 | 0.00 | 7/27/2026 | 8/7/2026 3:59:58 PM EST |
| 105.00 | 0.00 | 0.20 | 0.10 | 0.07 | 0.00 | 0.00% | 0.00 | 0 | 107 | 0.96 | 0.00 | 0.00 | 0.00 | 7/20/2026 | 8/7/2026 3:59:58 PM EST |
| 110.00 | 0.00 | 2.15 | 1.08 | % | 0.01 | 0 | 0 | 1.95 | 0.00 | 0.00 | 0.00 | 8/7/2026 3:59:58 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 35.00 | 0.00 | 2.15 | 1.08 | 0.10 | 0.00 | 0.00% | 0.03 | 0 | 2 | 2.57 | 0.00 | 0.00 | 0.00 | 6/26/2026 | 8/7/2026 3:59:58 PM EST |
| 40.00 | 0.00 | 2.15 | 1.08 | 0.20 | 0.00 | 0.00% | 0.03 | 0 | 6 | 2.90 | 0.00 | 0.00 | 0.00 | 3/26/2026 | 8/7/2026 3:59:58 PM EST |
| 45.00 | 0.00 | 2.15 | 1.08 | 0.25 | 0.00 | 0.00% | 0.02 | 0 | 2 | 2.46 | 0.00 | 0.00 | 0.00 | 6/29/2026 | 8/7/2026 3:59:58 PM EST |
| 50.00 | 0.00 | 2.15 | 1.08 | 0.55 | 0.00 | 0.00% | 0.02 | 0 | 3 | 2.06 | 0.00 | 0.00 | 0.00 | 4/1/2026 | 8/7/2026 3:59:58 PM EST |
| 55.00 | 0.00 | 2.60 | 1.30 | 0.26 | 0.00 | 0.00% | 0.02 | 0 | 15 | 1.83 | 0.00 | 0.00 | 0.00 | 7/9/2026 | 8/7/2026 3:59:58 PM EST |
| 60.00 | 0.00 | 0.75 | 0.38 | 0.10 | 0.00 | 0.00% | 0.01 | 0 | 38 | 0.92 | 0.00 | 0.00 | 0.00 | 7/27/2026 | 8/7/2026 3:59:58 PM EST |
| 65.00 | 0.05 | 0.55 | 0.30 | 0.12 | -0.10 | -45.46% | 0.00 | 5 | 340 | 0.47 | 0.00 | 0.00 | 0.00 | 8/7/2026 | 8/7/2026 3:59:58 PM EST |
| 70.00 | 0.20 | 0.60 | 0.40 | 0.40 | -0.10 | -20.00% | 0.01 | 5 | 190 | 0.30 | -0.07 | 0.08 | -0.01 | 8/7/2026 | 8/7/2026 3:59:58 PM EST |
| 75.00 | 0.65 | 4.00 | 2.33 | 2.42 | 0.00 | 0.00% | 0.03 | 0 | 8 | 0.58 | -0.55 | 0.10 | -0.04 | 7/27/2026 | 8/7/2026 3:59:58 PM EST |
| 80.00 | 4.00 | 7.10 | 5.55 | 7.10 | 0.00 | 0.00% | 0.07 | 0 | 7 | 0.52 | -0.92 | 0.03 | -0.02 | 7/2/2026 | 8/7/2026 3:59:58 PM EST |
| 85.00 | 9.90 | 12.90 | 11.40 | % | 0.13 | 0 | 0 | 0.92 | -0.99 | 0.00 | 0.00 | 8/7/2026 3:59:58 PM EST | |||
| 90.00 | 14.50 | 17.70 | 16.10 | % | 0.18 | 0 | 3 | 1.07 | -1.00 | 0.00 | 0.00 | 8/7/2026 3:59:58 PM EST | |||
| 95.00 | 19.30 | 22.70 | 21.00 | 21.33 | 0.00 | 0.00% | 0.22 | 0 | 1 | 1.24 | -1.00 | 0.00 | 0.00 | 4/9/2026 | 8/7/2026 3:59:58 PM EST |
| 100.00 | 24.60 | 27.50 | 26.05 | % | 0.26 | 0 | 0 | 1.34 | -1.00 | 0.00 | 0.00 | 8/7/2026 3:59:58 PM EST | |||
| 105.00 | 28.90 | 32.90 | 30.90 | % | 0.29 | 0 | 0 | 1.60 | -1.00 | 0.00 | 0.00 | 8/7/2026 3:59:58 PM EST | |||
| 110.00 | 34.10 | 37.80 | 35.95 | % | 0.33 | 0 | 0 | 1.70 | -1.00 | 0.00 | 0.00 | 8/7/2026 3:59:58 PM EST |