Options Chain for NORTHWEST NAT HLDG CO COM (NWN) - $49.28 as of 6/12/2026 2:56:30 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 | 25.30 | 29.50 | 27.40 | 30.78 | 0.00 | 0.00% | 1.22 | 0 | 0 | 6.05 | 1.00 | 0.00 | 0.00 | 4/29/2026 | 6/12/2026 3:59:12 PM EST |
| 25.00 | 22.80 | 27.00 | 24.90 | % | 1.00 | 0 | 0 | 5.40 | 1.00 | 0.00 | 0.00 | 6/12/2026 3:59:12 PM EST | |||
| 30.00 | 17.80 | 22.00 | 19.90 | % | 0.66 | 0 | 0 | 4.26 | 1.00 | 0.00 | 0.00 | 6/12/2026 3:59:12 PM EST | |||
| 35.00 | 12.80 | 17.00 | 14.90 | % | 0.43 | 0 | 0 | 3.30 | 1.00 | 0.00 | 0.00 | 6/12/2026 3:59:12 PM EST | |||
| 40.00 | 7.80 | 12.00 | 9.90 | 9.70 | 0.00 | 0.00% | 0.25 | 0 | 0 | 2.44 | 1.00 | 0.00 | 0.00 | 5/13/2026 | 6/12/2026 3:59:12 PM EST |
| 45.00 | 3.70 | 6.20 | 4.95 | 4.88 | 0.00 | 0.00% | 0.11 | 0 | 15 | 1.24 | 1.00 | 0.00 | 0.00 | 6/9/2026 | 6/12/2026 3:59:12 PM EST |
| 50.00 | 0.25 | 0.80 | 0.53 | 1.00 | 0.00 | 0.00% | 0.01 | 0 | 167 | 0.19 | 0.52 | 0.33 | -0.04 | 6/11/2026 | 6/12/2026 3:59:12 PM EST |
| 55.00 | 0.00 | 0.10 | 0.05 | 0.08 | 0.00 | 0.00% | 0.00 | 0 | 80 | 0.49 | 0.00 | 0.00 | 0.00 | 6/3/2026 | 6/12/2026 3:59:12 PM EST |
| 60.00 | 0.00 | 1.05 | 0.53 | 0.35 | 0.00 | 0.00% | 0.01 | 0 | 15 | 1.54 | 0.00 | 0.00 | 0.00 | 4/7/2026 | 6/12/2026 3:59:12 PM EST |
| 65.00 | 0.00 | 2.15 | 1.08 | % | 0.02 | 0 | 0 | 2.51 | 0.00 | 0.00 | 0.00 | 6/12/2026 3:59:12 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 | 2.15 | 1.08 | % | 0.05 | 0 | 0 | 6.27 | 0.00 | 0.00 | 0.00 | 6/12/2026 3:59:12 PM EST | |||
| 25.00 | 0.00 | 2.15 | 1.08 | % | 0.04 | 0 | 0 | 5.59 | 0.00 | 0.00 | 0.00 | 6/12/2026 3:59:12 PM EST | |||
| 30.00 | 0.00 | 2.15 | 1.08 | % | 0.04 | 0 | 0 | 4.43 | 0.00 | 0.00 | 0.00 | 6/12/2026 3:59:12 PM EST | |||
| 35.00 | 0.00 | 0.10 | 0.05 | % | 0.00 | 0 | 0 | 1.51 | 0.00 | 0.00 | 0.00 | 6/12/2026 3:59:12 PM EST | |||
| 40.00 | 0.00 | 0.05 | 0.03 | 0.10 | 0.00 | 0.00% | 0.00 | 0 | 76 | 0.90 | 0.00 | 0.00 | 0.00 | 6/1/2026 | 6/12/2026 3:59:12 PM EST |
| 45.00 | 0.00 | 0.15 | 0.08 | 0.10 | 0.00 | 0.00% | 0.00 | 0 | 1 | 0.61 | 0.00 | 0.00 | 0.00 | 6/2/2026 | 6/12/2026 3:59:12 PM EST |
| 50.00 | 0.00 | 0.95 | 0.48 | 1.75 | 0.00 | 0.00% | 0.01 | 0 | 5 | 0.38 | -0.48 | 0.33 | -0.04 | 5/15/2026 | 6/12/2026 3:59:12 PM EST |
| 55.00 | 3.00 | 7.20 | 5.10 | % | 0.09 | 0 | 0 | 1.60 | -1.00 | 0.00 | 0.00 | 6/12/2026 3:59:12 PM EST | |||
| 60.00 | 8.10 | 12.20 | 10.15 | % | 0.17 | 0 | 0 | 2.13 | -1.00 | 0.00 | 0.00 | 6/12/2026 3:59:12 PM EST | |||
| 65.00 | 13.10 | 17.20 | 15.15 | % | 0.23 | 0 | 0 | 2.57 | -1.00 | 0.00 | 0.00 | 6/12/2026 3:59:12 PM EST |