Through the 90-day period concluding February 19, 2026, Northwest Natural Holding's top three insider stakeholders include Director David Hugo Anderson (47.02K shares), Gen'L Counsel And Cco & Svp And Reg Mardilyn Saathoff (43.18K shares), Svp & Chief Financial Officer Frank Burkhartsmeyer (23.14K shares).
| Holder | Position | Shares | Report Date |
|---|---|---|---|
| David Hugo Anderson | 47,021 | 20 Jan, 2026 | |
| Mardilyn Saathoff | Gen'L Counsel And Cco & Svp And Reg | 43,184 | 23 Dec, 2025 |
| Frank Burkhartsmeyer | Svp & Chief Financial Officer | 23,139 | 03 Mar, 2023 |
| Kimberly Heiting Rush | Svp & Coo | 22,002 | 07 Mar, 2025 |
| Karen Lee | 20,326 | 10 Nov, 2025 | |
| Brody J Wilson | Vp And Treas And Controller & Cao | 18,473 | 04 Sep, 2025 |
| Justin Palfreyman | President | 16,171 | 07 Mar, 2025 |
| Charles A. Wilhoite | 15,170 | 14 Nov, 2022 | |
| Shawn M Filippi | Vp And Cco & Corporate Secretary | 14,315 | 05 Mar, 2024 |
| Monica Enand | 13,674 | 08 Nov, 2023 | |
| Melinda B. Rogers | Vp And Chief Hr & Diversity Off. | 10,616 | 07 Mar, 2025 |
| Sandra Mcdonough | 10,172 | 10 Nov, 2025 | |
| James R Downing | Vp And Cio | 8,593 | 15 Mar, 2024 |
| Raymond J Iii Kaszuba | Svp & Chief Financial Officer | 7,052 | 04 Sep, 2025 |
| Malia H Wasson | 6,805 | 23 Aug, 2021 | |
| Jon G Huddleston | Vp And Eng. & Utility Operations | 6,680 | 04 Mar, 2022 |
| David K Mccurdy | 6,354 | 09 May, 2025 | |
| Megan H Berge | Deputy General Counsel | 6,297 | 03 Mar, 2025 |
| Kathryn M Williams | Vp And Chief Pa & Sustainability | 5,354 | 07 Mar, 2025 |
| Nathan I Partain | 3,369 | 08 Nov, 2023 | |
| Joseph S Karney | Vp And Eng & Utility Operations | 3,345 | 07 Mar, 2025 |
| Mary E Ludford | 3,312 | 10 Nov, 2025 | |
| Kyra Patterson | Vp And Chief People Officer | 2,463 | 02 Oct, 2025 |
| Zachary D Kravitz | Vp And Regulatory Affairs And | 1,827 | 07 Mar, 2025 |
| Brian Fellon | Vp And Cio And Ciso | 1,379 | 02 Oct, 2025 |
| Peter J Bragdon | 1,228 | 10 Nov, 2025 | |
| David A. Weber | Vp And Gas Supply | 255 | 01 Apr, 2025 |
* Please note that the shares above only reflect shares from the fund portfolio and the institutional portfolio. Shares from the personal portfolio are excluded from this Institutional Ownership Page. See these insiders' latest transactions here on Insider Page.
| Transaction Date | Insider Name | Security Class | Transaction Type | Shares Traded | Price | Shares Remaining | Ownership | Code |
|---|---|---|---|---|---|---|---|---|
| 15 Jan, 2026 | David Hugo Anderson | Common Stock | A | 1,266 | $0.00 | 38,220 | D | J |
| 15 Jan, 2026 | David Hugo Anderson | Common Stock | D | 1,266 | $0.00 | 9,347 | I | J |
| 15 Jan, 2026 | David Hugo Anderson | Common Stock | D | 546 | $46.98 | 8,801 | I | F |
| 22 Dec, 2025 | Mardilyn Saathoff | - | - | 28,458 | D | |||
| 22 Dec, 2025 | Mardilyn Saathoff | Common Stock | D | 1 | $46.90 | 28,458 | D | S |
| 22 Dec, 2025 | Mardilyn Saathoff | - | - | 28,459 | D | |||
| 22 Dec, 2025 | Mardilyn Saathoff | Common Stock | D | 0 | $46.90 | 28,459 | D | S |
| 17 Nov, 2025 | David Hugo Anderson | Common Stock | D | 7,468 | $47.95 | 36,954 | D | S |
| 06 Nov, 2025 | Peter J Bragdon | Common Stock | A | 1,228 | $46.59 | 1,228 | I | I |
| 06 Nov, 2025 | Karen Lee | Common Stock | A | 1,096 | $46.59 | 20,326 | I | I |
| 06 Nov, 2025 | Sandra Mcdonough | Common Stock | A | 609 | $46.59 | 10,172 | I | I |
| 06 Nov, 2025 | Sandra Mcdonough | - | - | 10,172 | I | |||
| 06 Nov, 2025 | Mary E Ludford | Common Stock | A | 554 | $46.59 | 3,312 | I | I |
| 20 Oct, 2025 | David Hugo Anderson | Common Stock | D | 7,500 | $46.39 | 44,422 | D | S |
| 15 Oct, 2025 | David Hugo Anderson | Common Stock | D | 10,509 | $45.00 | 51,922 | D | S |
| 10 Oct, 2025 | David Hugo Anderson | Common Stock | D | 4,930 | $45.00 | 62,431 | D | S |
| 01 Oct, 2025 | David Hugo Anderson | Common Stock | D | 328 | $45.00 | 67,361 | D | S |
| 01 Oct, 2025 | Brian Fellon | Common Stock | D | 151 | $44.93 | 1,379 | D | F |
| 01 Oct, 2025 | Brian Fellon | - | - | 1,379 | D | |||
| 01 Oct, 2025 | Kyra Patterson | Common Stock | A | 2,463 | $0.00 | 2,463 | D | A |