| Date | Name | Title | Action | No Shares | Price Per Share |
|---|---|---|---|---|---|
Insider Transactions For NWN | |||||
| 2025-11-06 | Mcdonough, Sandra | Director | Purchased | 608.55 | $46.59 |
| 2025-11-06 | Bragdon, Peter J | Director | Purchased | 1227.68 | $46.59 |
| 2025-11-06 | Lee, Karen | Director | Purchased | 1095.69 | $46.59 |
| 2025-11-06 | Ludford, Mary E | Director | Purchased | 553.91 | $46.59 |
| 2025-10-20 | Anderson, David Hugo | Director | Sold | 7500 | $46.39 |
| 2025-10-15 | Anderson, David Hugo | Director | Sold | 10509 | $45.00 |
| 2025-10-10 | Anderson, David Hugo | Director | Sold | 4930 | $45.00 |
| 2025-10-01 | Fellon, Brian | VP, CIO and CISO, NW Natural | Sold | 151 | $44.93 |
| 2025-10-01 | Anderson, David Hugo | Director | Sold | 328 | $45.00 |
| 2025-10-01 | Patterson, Kyra | VP and Chief People Officer, NW Natural | Purchased | 2463 | $0.00 |
| 2025-09-30 | Anderson, David Hugo | Director | Sold | 4233 | $45.01 |
| 2025-09-18 | Anderson, David Hugo | Director | Sold | 7795 | $42.13 |
| 2025-09-02 | Kaszuba, Raymond J Iii | SVP & Chief Financial Officer | Sold | 763 | $41.53 |
| 2025-09-02 | Wilson, Brody J | VP, Treas, Controller & CAO | Sold | 364 | $41.53 |
| 2025-08-19 | Anderson, David Hugo | Director | Sold | 7574 | $40.43 |
| 2025-08-06 | Ludford, Mary E | Director | Purchased | 648.14 | $39.72 |
| 2025-08-06 | Lee, Karen | Director | Purchased | 1282.03 | $39.72 |
| 2025-08-06 | Mcdonough, Sandra | Director | Purchased | 712.24 | $39.72 |
| 2025-07-21 | Anderson, David Hugo | Director | Sold | 7500 | $41.96 |
| 2025-06-20 | Anderson, David Hugo | Director | Sold | 7500 | $39.68 |