| 07 May 2026 | OTHER | Northwest Natural Holding Co | 512.847 | 50.19 USD | |
| 02 Mar 2026 | OTHER | Northwest Natural Holding Co | 491.22 | 52.59 USD | |
| 06 Nov 2025 | OTHER | Northwest Natural Holding Co | 553.91 | 46.59 USD | |
| 06 Aug 2025 | OTHER | Northwest Natural Holding Co | 648.14 | 39.72 USD | |
| 07 May 2025 | OTHER | Northwest Natural Holding Co | 585.68 | 43.95 USD | |
| 13 Apr 2025 | GRANT_AWARD | Otter Tail Corp | 1,700 | — | |
| 03 Mar 2025 | OTHER | Northwest Natural Holding Co | 609.7 | 42.37 USD | |
| 20 Nov 2024 | OTHER | Northwest Natural Holding Co | 861.39 | 42.12 USD | |
| 08 Apr 2024 | GRANT_AWARD | Otter Tail Corp | 1,700 | — | |
| 17 Apr 2023 | GRANT_AWARD | Otter Tail Corp | 1,900 | — | |