Options Chain for FIRST INTST BANCSYSTEM INC COM (FIBK) - $31.99 as of 8/22/2025 8:05:38 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 15.00 | 14.50 | 19.50 | 17.00 | % | 1.13 | 0 | 0 | 3.50 | 1.00 | 0.00 | 0.00 | 8/22/2025 3:59:51 PM EST | |||
| 17.50 | 13.70 | 17.00 | 15.35 | % | 0.88 | 0 | 0 | 2.95 | 1.00 | 0.00 | 0.00 | 8/22/2025 3:59:51 PM EST | |||
| 20.00 | 11.30 | 14.50 | 12.90 | % | 0.65 | 0 | 0 | 2.47 | 1.00 | 0.00 | 0.00 | 8/22/2025 3:59:51 PM EST | |||
| 22.50 | 8.80 | 12.00 | 10.40 | % | 0.46 | 0 | 0 | 2.06 | 1.00 | 0.00 | 0.00 | 8/22/2025 3:59:51 PM EST | |||
| 25.00 | 5.20 | 9.00 | 7.10 | 6.00 | 0.00 | 0.00% | 0.28 | 0 | 21 | 0.67 | 1.00 | 0.00 | 0.00 | 7/2/2025 | 8/22/2025 3:59:51 PM EST |
| 30.00 | 2.15 | 2.60 | 2.38 | 1.95 | +0.85 | +77.28% | 0.08 | 15 | 121 | 0.28 | 0.82 | 0.11 | -0.01 | 8/22/2025 | 8/22/2025 3:59:51 PM EST |
| 35.00 | 0.00 | 0.10 | 0.05 | 0.25 | 0.00 | 0.00% | 0.00 | 0 | 28 | 0.24 | 0.13 | 0.09 | -0.01 | 7/30/2025 | 8/22/2025 3:59:51 PM EST |
| 40.00 | 0.00 | 0.50 | 0.25 | 0.68 | 0.00 | 0.00% | 0.01 | 0 | 25 | 0.73 | 0.00 | 0.00 | 0.00 | 2/14/2025 | 8/22/2025 3:59:51 PM EST |
| 45.00 | 0.00 | 0.20 | 0.10 | % | 0.00 | 0 | 0 | 0.78 | 0.00 | 0.00 | 0.00 | 8/22/2025 3:59:51 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 15.00 | 0.00 | 4.50 | 2.25 | % | 0.15 | 0 | 0 | 4.76 | 0.00 | 0.00 | 0.00 | 8/22/2025 3:59:51 PM EST | |||
| 17.50 | 0.00 | 1.15 | 0.58 | % | 0.03 | 0 | 0 | 2.19 | 0.00 | 0.00 | 0.00 | 8/22/2025 3:59:51 PM EST | |||
| 20.00 | 0.00 | 2.85 | 1.43 | % | 0.07 | 0 | 0 | 2.67 | 0.00 | 0.00 | 0.00 | 8/22/2025 3:59:51 PM EST | |||
| 22.50 | 0.00 | 2.85 | 1.43 | % | 0.06 | 0 | 0 | 2.24 | 0.00 | 0.00 | 0.00 | 8/22/2025 3:59:51 PM EST | |||
| 25.00 | 0.00 | 4.60 | 2.30 | 0.17 | 0.00 | 0.00% | 0.09 | 0 | 103 | 0.61 | 0.00 | 0.00 | 0.00 | 8/12/2025 | 8/22/2025 3:59:51 PM EST |
| 30.00 | 0.10 | 0.45 | 0.28 | 0.27 | -0.51 | -65.39% | 0.01 | 16 | 26 | 0.28 | -0.18 | 0.11 | -0.01 | 8/22/2025 | 8/22/2025 3:59:51 PM EST |
| 35.00 | 1.95 | 5.50 | 3.73 | % | 0.11 | 0 | 0 | 1.05 | -0.87 | 0.09 | -0.01 | 8/22/2025 3:59:51 PM EST | |||
| 40.00 | 7.20 | 9.80 | 8.50 | % | 0.21 | 0 | 0 | 1.24 | -1.00 | 0.00 | 0.00 | 8/22/2025 3:59:51 PM EST | |||
| 45.00 | 12.20 | 15.40 | 13.80 | % | 0.31 | 0 | 0 | 1.73 | -1.00 | 0.00 | 0.00 | 8/22/2025 3:59:51 PM EST |