| Company | Role | Class | Num Shares | Value | Price $ | Report Date | Ownership |
|---|---|---|---|---|---|---|---|
| Knife River Corp | Vice President & COO | Common Stock | 46,760 | $3,809,537 | $81.47 | 04 Mar 2026 | Direct |
| MDU RESOURCES GROUP INC | President & CEO-WBI Holdings | Common Stock | 76,360 | $1,430,214 | $18.73 | 31 May 2023 | Direct |
| MDU RESOURCES GROUP INC | President & CEO-WBI Holdings | Common Stock - 401(k) | 5,895 | $122,978 | $20.86 | 31 May 2023 | By Trustee |
| Knife River Corp | Vice President & COO | Common Stock - 401(k) | 1,484 | $120,917 | $81.47 | 04 Mar 2026 | By Trustee |
| Symbol | Company | Period | Transactions | Value $ | Form Type | Role | Filing Time |
|---|---|---|---|---|---|---|---|
| KNF | Knife River Corp | 04 Mar 2026 | 1 | $0 | 4 | Vice President & COO | 05 Mar 2026, 16:45 |
| KNF | Knife River Corp | 12 Feb 2026 | 2 | -$611,333 | 4 | Vice President & COO | 17 Feb 2026, 16:27 |
| KNF | Knife River Corp | 27 Feb 2025 | 2 | -$380,436 | 4 | Vice President & COO | 03 Mar 2025, 17:26 |
| KNF | Knife River Corp | 22 Feb 2024 | 2 | -$237,964 | 4 | Vice President & COO | 26 Feb 2024, 16:18 |
| KNF | Knife River Corp | 12 Jul 2023 | 0 | $0 | 4/A | Vice President & COO | 28 Jul 2023, 16:13 |
| KNF | Knife River Corp | 31 May 2023 | 0 | $0 | 3 | Vice President & COO | 01 Jun 2023, 18:42 |
| MDU | MDU RESOURCES GROUP INC | 31 May 2023 | 2 | $0 | 4 | President & CEO-WBI Holdings | 01 Jun 2023, 13:23 |
| MDU | MDU RESOURCES GROUP INC | 16 Feb 2023 | 3 | +$209,052 | 4 | President & CEO - WBI Holdings | 21 Feb 2023, 15:43 |
| MDU | MDU RESOURCES GROUP INC | 17 Feb 2022 | 2 | +$305,668 | 4 | President & CEO - WBI Holdings | 22 Feb 2022, 16:16 |
| MDU | MDU RESOURCES GROUP INC | 11 Feb 2021 | 2 | $0 | 4 | President & CEO - WBI Holdings | 28 Feb 2022, 16:36 |