Knife River Corp（KNF）内部人交易：高管与董事近期交易
过去 18 个月，共有 13 位内部人为 Knife River Corp（KNF）报告了 29 笔 Form 4 交易（最近一笔 2026-05-21）。
| 日期 | 内部人 | 职务 | 类型 | 股数 | 市值 |
|---|---|---|---|---|---|
| 2026-05-21 | Chiodo Patricia | 董事 | 买入 | 2,040 | $0 |
| 2026-05-21 | Hill Thomas W. | 董事 | 买入 | 2,040 | $0 |
| 2026-05-21 | MOSS PATRICIA L | 董事 | 买入 | 2,040 | $0 |
| 2026-05-21 | Carmona-Alvarez German | 董事 | 买入 | 2,040 | $0 |
| 2026-05-21 | SANDBROOK WILLIAM J | 董事 | 买入 | 2,040 | $0 |
| 2026-05-21 | Fagg Karen B | 董事 | 买入 | 2,380 | $0 |
| 2026-03-09 | Gray Brian R. | President & CEO | 买入 | 20,955 | $0 |
| 2026-03-05 | Ring Nathan W | Vice President & CFO | 买入 | 5,211 | $0 |
| 2026-03-05 | LaChapelle Sarah L. | VP & Chief People Officer | 买入 | 2,713 | $0 |
| 2026-03-05 | Pladsen Glenn R. | VP & Chief Excellence Officer | 买入 | 2,950 | $0 |
| 2026-03-05 | Kadrmas Marney L. | VP & Chief Accounting Officer | 买入 | 1,199 | $0 |
| 2026-03-05 | Hastings Trevor J | Vice President & COO | 买入 | 6,130 | $0 |
| 2026-03-05 | Liepitz Karl A | VP, Chief Legal Officer & Sec. | 买入 | 4,611 | $0 |
| 2026-02-17 | Gray Brian R. | President & CEO | 卖出 | 10,072 | $823,285 |
| 2026-02-17 | Gray Brian R. | President & CEO | 卖出 | 19,572 | $1.6M |
| 2026-02-17 | Kadrmas Marney L. | VP & Chief Accounting Officer | 卖出 | 1,232 | $100,704 |
| 2026-02-17 | Liepitz Karl A | VP, Chief Legal Officer & Sec. | 卖出 | 8,648 | $706,888 |
| 2026-02-17 | Hastings Trevor J | Vice President & COO | 卖出 | 2,880 | $235,411 |
| 2026-02-17 | Hastings Trevor J | Vice President & COO | 卖出 | 4,599 | $375,922 |
| 2026-02-17 | Pladsen Glenn R. | VP & Chief Excellence Officer | 卖出 | 1,385 | $113,210 |
| 2026-02-17 | Pladsen Glenn R. | VP & Chief Excellence Officer | 卖出 | 1,569 | $128,250 |
| 2026-02-17 | Ring Nathan W | Vice President & CFO | 卖出 | 1,922 | $157,104 |
| 2026-02-17 | Ring Nathan W | Vice President & CFO | 卖出 | 4,336 | $354,425 |
| 2025-05-27 | Carmona-Alvarez German | 董事 | 买入 | 1,551 | $0 |
| 2025-05-27 | MOSS PATRICIA L | 董事 | 买入 | 1,551 | $0 |
来源：SEC Form 4 申报文件 · 截至 2026-05-21