Options Chain for FIRST INTST BANCSYSTEM INC COM (FIBK) - $31.84 as of 10/8/2025 4:03:24 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 | 19.40 | 16.95 | % | 1.13 | 0 | 0 | 6.15 | 1.00 | 0.00 | 0.00 | 10/8/2025 2:58:50 PM EST | |||
| 17.50 | 12.80 | 17.00 | 14.90 | % | 0.85 | 0 | 0 | 5.24 | 1.00 | 0.00 | 0.00 | 10/8/2025 2:58:50 PM EST | |||
| 20.00 | 11.00 | 14.50 | 12.75 | % | 0.64 | 0 | 0 | 4.38 | 1.00 | 0.00 | 0.00 | 10/8/2025 2:58:50 PM EST | |||
| 22.50 | 8.50 | 12.00 | 10.25 | % | 0.46 | 0 | 0 | 3.63 | 1.00 | 0.00 | 0.00 | 10/8/2025 2:58:50 PM EST | |||
| 25.00 | 6.00 | 9.50 | 7.75 | % | 0.31 | 0 | 0 | 2.94 | 1.00 | 0.00 | 0.00 | 10/8/2025 2:58:50 PM EST | |||
| 30.00 | 1.05 | 4.70 | 2.88 | 3.61 | 0.00 | 0.00% | 0.10 | 0 | 9 | 1.53 | 0.80 | 0.09 | -0.09 | 9/23/2025 | 10/8/2025 2:58:50 PM EST |
| 35.00 | 0.00 | 0.60 | 0.30 | 0.10 | 0.00 | 0.00% | 0.01 | 0 | 44 | 0.77 | 0.12 | 0.09 | -0.03 | 9/29/2025 | 10/8/2025 2:58:50 PM EST |
| 40.00 | 0.00 | 2.40 | 1.20 | % | 0.03 | 0 | 0 | 2.42 | 0.00 | 0.00 | 0.00 | 10/8/2025 2:58:50 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 | 4.20 | 2.10 | % | 0.14 | 0 | 0 | 8.12 | 0.00 | 0.00 | 0.00 | 10/8/2025 2:58:50 PM EST | |||
| 17.50 | 0.00 | 2.40 | 1.20 | % | 0.07 | 0 | 0 | 5.19 | 0.00 | 0.00 | 0.00 | 10/8/2025 2:58:50 PM EST | |||
| 20.00 | 0.00 | 2.40 | 1.20 | % | 0.06 | 0 | 0 | 4.37 | 0.00 | 0.00 | 0.00 | 10/8/2025 2:58:50 PM EST | |||
| 22.50 | 0.00 | 2.40 | 1.20 | % | 0.05 | 0 | 0 | 3.64 | 0.00 | 0.00 | 0.00 | 10/8/2025 2:58:50 PM EST | |||
| 25.00 | 0.00 | 2.45 | 1.23 | % | 0.05 | 0 | 0 | 3.02 | 0.00 | 0.00 | 0.00 | 10/8/2025 2:58:50 PM EST | |||
| 30.00 | 0.05 | 0.85 | 0.45 | 0.35 | 0.00 | 0.00% | 0.02 | 0 | 7 | 0.61 | -0.20 | 0.09 | -0.09 | 9/9/2025 | 10/8/2025 2:58:50 PM EST |
| 35.00 | 1.55 | 5.10 | 3.33 | 2.50 | 0.00 | 0.00% | 0.10 | 0 | 1 | 1.70 | -0.88 | 0.09 | -0.03 | 9/8/2025 | 10/8/2025 2:58:50 PM EST |
| 40.00 | 7.50 | 9.80 | 8.65 | % | 0.22 | 0 | 0 | 2.25 | -1.00 | 0.00 | 0.00 | 10/8/2025 2:58:50 PM EST |