Options Chain for NORTHWEST NAT HLDG CO COM (NWN) - $52.10 as of 3/9/2026 2:42:53 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 22.50 | 27.50 | 32.50 | 30.00 | % | 1.33 | 0 | 0 | 5.06 | 1.00 | 0.00 | 0.00 | 3/9/2026 3:59:55 PM EST | |||
| 25.00 | 25.00 | 30.00 | 27.50 | % | 1.10 | 0 | 0 | 4.54 | 1.00 | 0.00 | 0.00 | 3/9/2026 3:59:55 PM EST | |||
| 30.00 | 20.00 | 25.00 | 22.50 | % | 0.75 | 0 | 0 | 3.65 | 1.00 | 0.00 | 0.00 | 3/9/2026 3:59:55 PM EST | |||
| 35.00 | 15.00 | 20.00 | 17.50 | 7.94 | 0.00 | 0.00% | 0.50 | 0 | 0 | 2.90 | 1.00 | 0.00 | 0.00 | 9/22/2025 | 3/9/2026 3:59:55 PM EST |
| 40.00 | 10.20 | 14.50 | 12.35 | 6.80 | 0.00 | 0.00% | 0.31 | 0 | 0 | 2.03 | 1.00 | 0.00 | 0.00 | 1/29/2026 | 3/9/2026 3:59:55 PM EST |
| 45.00 | 7.00 | 7.60 | 7.30 | 7.38 | 0.00 | 0.00% | 0.16 | 0 | 297 | 0.64 | 1.00 | 0.00 | 0.00 | 3/3/2026 | 3/9/2026 3:59:55 PM EST |
| 50.00 | 2.20 | 2.80 | 2.50 | 2.15 | -0.30 | -12.25% | 0.05 | 1 | 170 | 0.34 | 0.81 | 0.09 | -0.03 | 3/9/2026 | 3/9/2026 3:59:55 PM EST |
| 55.00 | 0.00 | 3.40 | 1.70 | 0.45 | 0.00 | 0.00% | 0.03 | 0 | 1 | 1.22 | 0.14 | 0.10 | -0.03 | 3/2/2026 | 3/9/2026 3:59:55 PM EST |
| 60.00 | 0.00 | 0.45 | 0.23 | 0.05 | 0.00 | 0.00% | 0.00 | 0 | 3 | 0.69 | 0.00 | 0.00 | 0.00 | 3/2/2026 | 3/9/2026 3:59:55 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 22.50 | 0.00 | 3.40 | 1.70 | % | 0.08 | 0 | 0 | 5.68 | 0.00 | 0.00 | 0.00 | 3/9/2026 3:59:55 PM EST | |||
| 25.00 | 0.00 | 0.20 | 0.10 | % | 0.00 | 0 | 0 | 2.36 | 0.00 | 0.00 | 0.00 | 3/9/2026 3:59:55 PM EST | |||
| 30.00 | 0.00 | 3.40 | 1.70 | % | 0.06 | 0 | 0 | 4.13 | 0.00 | 0.00 | 0.00 | 3/9/2026 3:59:55 PM EST | |||
| 35.00 | 0.00 | 3.40 | 1.70 | 0.32 | 0.00 | 0.00% | 0.05 | 0 | 0 | 3.31 | 0.00 | 0.00 | 0.00 | 9/25/2025 | 3/9/2026 3:59:55 PM EST |
| 40.00 | 0.00 | 0.50 | 0.25 | 0.20 | 0.00 | 0.00% | 0.01 | 0 | 11 | 1.25 | 0.00 | 0.00 | 0.00 | 2/2/2026 | 3/9/2026 3:59:55 PM EST |
| 45.00 | 0.00 | 0.10 | 0.05 | 0.05 | 0.00 | 0.00% | 0.00 | 0 | 12 | 0.55 | 0.00 | 0.00 | 0.00 | 2/26/2026 | 3/9/2026 3:59:55 PM EST |
| 50.00 | 0.00 | 0.40 | 0.20 | 0.20 | 0.00 | 0.00% | 0.00 | 0 | 11 | 0.36 | -0.19 | 0.09 | -0.03 | 3/2/2026 | 3/9/2026 3:59:55 PM EST |
| 55.00 | 1.75 | 4.10 | 2.93 | % | 0.05 | 0 | 0 | 0.72 | -0.86 | 0.10 | -0.03 | 3/9/2026 3:59:55 PM EST | |||
| 60.00 | 5.60 | 9.90 | 7.75 | % | 0.13 | 0 | 0 | 1.34 | -1.00 | 0.00 | 0.00 | 3/9/2026 3:59:55 PM EST |