| 2026-08-04 | Press release | Knife River Corporation Reports Second Quarter 2026 Financial Results |
| 2026-08-04 | Earnings deck | Knife River Corporation Second Quarter Results |
| 2026-08-04 | Press release | Knife River Corporation Announces Timing of Second Quarter 2026 Results Conference Call |
| 2026-05-05 | Presentation | Presentation Open Event Link, PDF file, May 5, 2026, (opens in new window) |
| 2026-05-05 | Press release | Knife River Corporation Reports First Quarter 2026 Financial Results |
| 2026-05-05 | Press release | Knife River Corporation Announces First Quarter 2026 Results Conference Call |
| 2026-02-17 | Presentation | Presentation Open Event Link, PDF file, February 17, 2026, (opens in new window) |
| 2026-02-17 | Press release | Knife River Corporation Announces Fourth Quarter and Full-Year 2025 Results Conference Call |
| 2025-12-05 | Press release | Knife River Awarded $112 Million Project in Texas |
| 2025-11-04 | Earnings deck | Presentation(opens in new window) |
| 2025-11-04 | Press release | Knife River Corporation Announces Third Quarter 2025 Results Conference Call |
| Press release | Knife River Corporation Reports Third Quarter 2025 Financial Results |
| 2025-08-05 | Earnings deck | Knife River Corporation Second Quarter Results |
| 2025-08-05 | Press release | Knife River Corporation Reports Second Quarter 2025 Financial Results |
| 2025-05-05 | Earnings deck | Q1 (opens in new window) |
| 2025-02-13 | Earnings deck | Q4 (opens in new window) |
| 2025-02-11 | Press release | Q4 |
| 2024-11-07 | Press release | Q3 |
| 2024-11-04 | Earnings deck | Q3 (opens in new window) |
| 2024-08-06 | Earnings deck | Q2 (opens in new window) |
| 2024-05-07 | Earnings deck | Knife River Corporation First Quarter Results |
| 2024-05-07 | Press release | Q1 (opens in new window) |
| 2024-02-15 | Earnings deck | Knife River Corporation Fourth Quarter and Full Year 2023 Results |
| 2024-02-15 | Press release | Q4 (opens in new window) |
| 2024-02-15 | Earnings deck | Q4 2023 Infographic(opens in new window) |
| 2023-11-06 | Press release | Q3 (opens in new window) |
| 2023-08-21 | Earnings deck | Q2 (opens in new window) |
| 2023-07-27 | Press release | Q2 (opens in new window) |
| Press release | Q2 2025 Press Release |
| Press release | Q1 (opens in new window) |
| Press release | News(opens in new window) |
| Press release | Q2 2026 Press Release |
| Press release | Knife River Expands into Utah with Acquisition of Morgan Asphalt in Salt Lake City |
| Press release | Knife River Acquires Aggregates and Ready-Mix Business in Montana |
| Press release | Knife River Expands in Texas with Acquisition of Construction Materials Operations |
| Press release | Q2 |
| Press release | Knife River Corporation Reports Fourth Quarter and Full-Year 2025 Financial Results |