Options Chain for NORTHWEST NAT HLDG CO COM (NWN) - $46.79 as of 1/22/2026 8:15:09 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 25.00 | 19.60 | 23.80 | 21.70 | % | 0.87 | 0 | 0 | 2.49 | 1.00 | 0.00 | 0.00 | 1/22/2026 3:59:45 PM EST | |||
| 30.00 | 14.60 | 18.80 | 16.70 | % | 0.56 | 0 | 0 | 1.94 | 1.00 | 0.00 | 0.00 | 1/22/2026 3:59:45 PM EST | |||
| 35.00 | 9.90 | 13.80 | 11.85 | % | 0.34 | 0 | 0 | 1.46 | 1.00 | 0.00 | 0.00 | 1/22/2026 3:59:45 PM EST | |||
| 40.00 | 4.90 | 8.80 | 6.85 | % | 0.17 | 0 | 0 | 1.03 | 1.00 | 0.00 | 0.00 | 1/22/2026 3:59:45 PM EST | |||
| 45.00 | 0.50 | 4.20 | 2.35 | % | 0.05 | 0 | 0 | 0.67 | 0.73 | 0.13 | -0.01 | 1/22/2026 3:59:45 PM EST | |||
| 50.00 | 0.00 | 0.65 | 0.33 | 1.06 | 0.00 | 0.00% | 0.01 | 0 | 1 | 0.36 | 0.13 | 0.07 | -0.01 | 12/22/2025 | 1/22/2026 3:59:45 PM EST |
| 55.00 | 0.00 | 2.15 | 1.08 | % | 0.02 | 0 | 0 | 0.95 | 0.00 | 0.00 | 0.00 | 1/22/2026 3:59:45 PM EST | |||
| 60.00 | 0.00 | 2.15 | 1.08 | % | 0.02 | 0 | 0 | 1.17 | 0.00 | 0.00 | 0.00 | 1/22/2026 3:59:45 PM EST | |||
| 65.00 | 0.00 | 2.15 | 1.08 | % | 0.02 | 0 | 0 | 1.36 | 0.00 | 0.00 | 0.00 | 1/22/2026 3:59:45 PM EST | |||
| 70.00 | 0.00 | 2.15 | 1.08 | % | 0.02 | 0 | 0 | 1.52 | 0.00 | 0.00 | 0.00 | 1/22/2026 3:59:45 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 25.00 | 0.00 | 2.15 | 1.08 | % | 0.04 | 0 | 0 | 2.39 | 0.00 | 0.00 | 0.00 | 1/22/2026 3:59:45 PM EST | |||
| 30.00 | 0.00 | 2.15 | 1.08 | % | 0.04 | 0 | 0 | 1.85 | 0.00 | 0.00 | 0.00 | 1/22/2026 3:59:45 PM EST | |||
| 35.00 | 0.00 | 1.50 | 0.75 | % | 0.02 | 0 | 0 | 1.19 | 0.00 | 0.00 | 0.00 | 1/22/2026 3:59:45 PM EST | |||
| 40.00 | 0.00 | 0.05 | 0.03 | % | 0.00 | 0 | 0 | 0.29 | 0.00 | 0.00 | 0.00 | 1/22/2026 3:59:45 PM EST | |||
| 45.00 | 0.00 | 0.50 | 0.25 | 0.50 | 0.00 | 0.00% | 0.01 | 0 | 3 | 0.20 | -0.27 | 0.13 | -0.01 | 1/20/2026 | 1/22/2026 3:59:45 PM EST |
| 50.00 | 1.75 | 5.70 | 3.73 | % | 0.07 | 0 | 0 | 0.66 | -0.87 | 0.07 | -0.01 | 1/22/2026 3:59:45 PM EST | |||
| 55.00 | 6.60 | 10.60 | 8.60 | % | 0.16 | 0 | 0 | 0.92 | -1.00 | 0.00 | 0.00 | 1/22/2026 3:59:45 PM EST | |||
| 60.00 | 11.50 | 15.60 | 13.55 | % | 0.23 | 0 | 0 | 1.14 | -1.00 | 0.00 | 0.00 | 1/22/2026 3:59:45 PM EST | |||
| 65.00 | 16.60 | 20.60 | 18.60 | % | 0.29 | 0 | 0 | 1.32 | -1.00 | 0.00 | 0.00 | 1/22/2026 3:59:45 PM EST | |||
| 70.00 | 21.60 | 25.60 | 23.60 | % | 0.34 | 0 | 0 | 1.49 | -1.00 | 0.00 | 0.00 | 1/22/2026 3:59:45 PM EST |