| 2026-07-28 | Press release | Clearwater Paper Announces Availability and Timing of Second Quarter 2026 Earnings Conference Call and Webcast |
| Press release | Clearwater Paper Reports First Quarter 2026 Results |
| Press release | Clearwater Paper Announces Availability and Timing of First Quarter 2026 Earnings Conference Call and Webcast |
| 2026-04-28 | Presentation | Clearwater Paper First Quarter 2026 Earnings Conference Call Presentation |
| 2026-02-25 | Press release | Clearwater Paper Announces Participation in Bank of America Global Agricultural and Materials Conference |
| 2026-02-18 | Earnings deck | Clearwater Paper Fourth Quarter 2025 Earnings Conference Call Presentation |
| 2026-02-18 | Press release | Clearwater Paper Reports Fourth Quarter and Year End 2025 Results |
| 2026-02-18 | Press release | Clearwater Paper Announces Availability and Timing of Fourth Quarter and Full Year 2025 Earnings Conference Call and Web |
| 2025-11-25 | Presentation | Download Presentation |
| Press release | Clearwater Paper Reports Third Quarter 2025 Results |
| 2025-10-28 | Presentation | Clearwater Paper Third Quarter 2025 Earnings Conference Call Presentation |
| 2025-07-29 | Presentation | Clearwater Paper Second Quarter 2025 Earnings Conference Call Presentation |
| 2025-03-21 | Proxy statement | 2024 Annual Report |
| 2025-04-29 | Quarterly report | First Quarter 2025 |
| 2025-03-19 | Annual report | 2024 Annual Report |
| 2024-08-06 | Quarterly report | Second Quarter 2024 |
| 2024-03-22 | Proxy statement | 2023 Annual Report |
| 2024-04-29 | Quarterly report | First Quarter 2024 |
| 2024-04-29 | Quarterly report | First Quarter 2024 |
| 2024-03-12 | Annual report | 2023 Annual Report |
| 2024-02-20 | Earnings deck | Clearwater Paper Fourth Quarter and Full Year 2023 Earnings Conference Call Presentation |
| 2023-10-30 | Earnings deck | Clearwater Paper 3Q23 Earnings Conference Call Presentation |
| 2023-08-01 | Earnings deck | Clearwater Paper 2Q23 Earnings Conference Call Presentation |
| 2023-05-02 | Earnings deck | Clearwater Paper 1Q23 Earnings Conference Call Presentation |
| 2023-02-14 | Earnings deck | Clearwater Paper 4Q22 Earnings Conference Call Presentation |
| 2022-10-31 | Presentation | Clearwater Paper 3Q22 Earnings Conference Call Presentation |
| 2022-08-02 | Earnings deck | Clearwater Paper 2Q22 Earnings Conference Call Presentation |
| 2022-03-25 | Proxy statement | 2021 Annual Report |
| 2022-04-28 | Earnings deck | Clearwater Paper 1Q22 Earnings Conference Call Presentation |
| 2022-03-25 | Annual report | 2021 Annual Report |
| 2022-02-15 | Earnings deck | Clearwater Paper 4Q21 Earnings Conference Call Presentation |
| 2021-11-02 | Earnings deck | Clearwater Paper 3Q21 Earnings Conference Call Presentation |
| 2021-08-04 | Earnings deck | Clearwater Paper Second Quarter 2021 Earnings Presentation |
| 2021-05-05 | Earnings deck | Clearwater Paper First Quarter 2021 Earnings Presentation |
| 2021-02-25 | Earnings deck | Clearwater Paper Fourth Quarter 2020 Earnings Presentation |
| Press release | Clearwater Paper Reduces SBS Production at its Arkansas Facility |
| Press release | Clearwater Paper Announces Participation in Upcoming June 2026 Investor Conferences |