| 05 Mar 2026 | TAX_WITHHOLDING | Northwest Natural Holding Co | 546 | 52.53 USD | |
| 05 Mar 2026 | TAX_WITHHOLDING | Northwest Natural Holding Co | 937 | 52.53 USD | |
| 25 Feb 2026 | GRANT_AWARD | Northwest Natural Holding Co | 1,962 | 0.00 USD | |
| 25 Feb 2026 | GRANT_AWARD | Northwest Natural Holding Co | 1,104 | 0.00 USD | |
| 02 Sept 2025 | TAX_WITHHOLDING | DEFINED ASSET FUNDS MUNICIPAL INVT TR FD MON PYMT SER 156 | 364 | 41.53 USD | |
| 02 Sept 2025 | TAX_WITHHOLDING | Northwest Natural Holding Co | 364 | 41.53 USD | |
| 05 Mar 2025 | TAX_WITHHOLDING | Northwest Natural Holding Co | 472 | 42.10 USD | |
| 05 Mar 2025 | TAX_WITHHOLDING | Northwest Natural Holding Co | 563 | 42.10 USD | |
| 26 Feb 2025 | GRANT_AWARD | Northwest Natural Holding Co | 980 | 0.00 USD | |
| 26 Feb 2025 | GRANT_AWARD | Northwest Natural Holding Co | 1,214 | 0.00 USD | |
| 01 Sept 2024 | GRANT_AWARD | Northwest Natural Holding Co | 3,258 | 0.00 USD | |
| 01 Mar 2024 | TAX_WITHHOLDING | Northwest Natural Holding Co | 701 | 36.74 USD | |
| 01 Mar 2024 | TAX_WITHHOLDING | Northwest Natural Holding Co | 457 | 36.74 USD | |
| 21 Feb 2024 | GRANT_AWARD | Northwest Natural Holding Co | 843 | 0.00 USD | |
| 21 Feb 2024 | GRANT_AWARD | Northwest Natural Holding Co | 1,339 | 0.00 USD | |
| 01 Mar 2023 | TAX_WITHHOLDING | Northwest Natural Holding Co | 371 | 48.34 USD | |
| 01 Mar 2023 | TAX_WITHHOLDING | Northwest Natural Holding Co | 386 | 48.34 USD | |
| 22 Feb 2023 | GRANT_AWARD | Northwest Natural Holding Co | 907 | 0.00 USD | |
| 22 Feb 2023 | GRANT_AWARD | Northwest Natural Holding Co | 92 | 0.00 USD | |
| 22 Feb 2023 | GRANT_AWARD | Northwest Natural Holding Co | 713 | 0.00 USD | |
| 02 Mar 2022 | TAX_WITHHOLDING | Northwest Natural Holding Co | 248 | 52.22 USD | |
| 02 Mar 2022 | TAX_WITHHOLDING | Northwest Natural Holding Co | 188 | 52.22 USD | |
| 23 Feb 2022 | GRANT_AWARD | Northwest Natural Holding Co | 637 | 0.00 USD | |
| 23 Feb 2022 | GRANT_AWARD | Northwest Natural Holding Co | 188 | 0.00 USD | |
| 23 Feb 2022 | GRANT_AWARD | Northwest Natural Holding Co | 581 | 0.00 USD | |