| 2026-08-13 | Press release | MDU Resources Announces Increased Quarterly Dividend |
| 2026-08-06 | Press release | MDU Resources Reports Second Quarter 2026 Results; Advances Infrastructure Growth Opportunities |
| 2026-08-06 | Deck | Q2 2026 Earnings Conference Call |
| 2026-08-06 | Press release | Press release · Q2 2026 · Aug 2026 |
| 2026-08-06 | 8-K | Form 8-K, Item 2.02 results |
| 2026-08-06 | 10-Q | Form 10-Q for the quarter ended Jun 30 |
| 2026-08-06 | Transcript | Q2 FY26 earnings call transcript |
| 2026-07-16 | Press release | MDU Resources to Webcast Second Quarter 2026 Earnings Conference Call |
| 2026-06-22 | Press release | Montana-Dakota Utilities Announces Electric Service Agreement with Applied Digital for Proposed AI Factory |
| 2026-06-22 | Press release | Montana-Dakota Utilities Announces Electric Service Agreement with Applied Digital for Proposed AI Factory |
| 2026-06-19 | Deck | Investor presentation · Jun 2026 |
| 2026-05-13 | Press release | MDU Resources Announces Quarterly Dividend on Common Stock |
| 2026-05-13 | 8-K | Form 8-K, Item 5.02 |
| 2026-05-07 | Press release | MDU Resources Reports First Quarter 2026 Results; Progress on Proposed Bakken East Pipeline |
| 2026-05-07 | Press release | MDU Resources Reports First Quarter 2026 Results; Progress on Proposed Bakken East Pipeline |
| 2026-05-07 | Press release | MDU Resources Reports First Quarter 2026 Results; Progress on Proposed Bakken East Pipeline |
| 2026-05-07 | 8-K | Form 8-K, Item 2.02 results |
| 2026-05-07 | 10-Q | Form 10-Q for the quarter ended Mar 31 |
| 2026-05-06 | Deck | Q1 2026 Earnings Call |
| 2026-04-16 | Press release | MDU Resources to Webcast First Quarter 2026 Earnings Conference Call |
| 2026-04-01 | Proxy | Definitive proxy statement |
| 2026-03-31 | Proxy | 2026 Proxy Statement of 2025 Annual Report |
| Transcript | Q1 FY26 earnings call transcript |
| 2026-02-20 | 10-K | Annual report on Form 10-K, FY25 |
| 2026-02-19 | Press release | MDU Resources Announces Quarterly Dividend on Common Stock |
| 2026-02-09 | Transcript | Q4 FY25 earnings call transcript |
| 2026-02-05 | Press release | MDU Resources Reports 2025 Year-End Results; Initiates 2026 Guidance |
| 2026-02-05 | Press release | Press release · FY 2025 · Feb 2026 |
| 2026-02-05 | Press release | MDU Resources Reports 2025 Year-End Results; Initiates 2026 Guidance |
| 2026-02-05 | Deck | Q4 2025 Infographic |
| 2026-02-05 | 8-K | Form 8-K, Item 2.02 results |
| 2026-02-04 | Deck | Year-End 2025 Earnings Conference Call |
| 2026-01-16 | 8-K | Form 8-K, Item 1.01 |
| 2026-01-15 | Press release | MDU Resources to Webcast Year-End 2025 Earnings Conference Call |
| 2025-12-29 | 8-K | Form 8-K, Item 1.01 |
| 2025-12-12 | 8-K | Form 8-K, Item 1.01 |
| 2025-12-05 | 8-K | Form 8-K, Item 1.01 |
| 2025-12-04 | Press release | MDU Resources Prices Public Offering of 10,152,284 Shares of Common Stock with a Forward Component |
| 2025-12-04 | Press release | MDU Resources Prices Public Offering of 10,152,284 Shares of Common Stock with a Forward Component |
| 2025-12-03 | Press release | MDU Resources Announces Public Offering of $200 Million of Shares of Common Stock with a Forward Component |