MDU Resources Group, Inc.

8-K Director or officer change; Item 5.05; Shareholder vote results May 13, 2026 10-Q Quarter ended 2026-03-31 May 7, 2026 8-K Results of operations (earnings release); Regulation FD disclosure May 7, 2026 10-K Fiscal year ended 2025-12-31 Feb 20, 2026 8-K Results of operations (earnings release); Regulation FD disclosure Feb 5, 2026 8-K Entered a material agreement; Took on a direct financial obligation Jan 16, 2026 8-K Entered a material agreement; Other events Dec 29, 2025 8-K Entered a material agreement; Completed an acquisition or disposition Dec 12, 2025 8-K Entered a material agreement; Other events Dec 5, 2025 8-K Regulation FD disclosure Nov 20, 2025 10-Q Quarter ended 2025-09-30 Nov 10, 2025 8-K Results of operations (earnings release); Regulation FD disclosure Nov 6, 2025 8-K Director or officer change; Regulation FD disclosure Aug 13, 2025 8-K Entered a material agreement Aug 7, 2025 10-Q Quarter ended 2025-06-30 Aug 7, 2025 8-K Results of operations (earnings release); Regulation FD disclosure Aug 7, 2025 8-K Director or officer change; Item 5.05; Shareholder vote results May 15, 2025 10-Q Quarter ended 2025-03-31 May 8, 2025 8-K Results of operations (earnings release); Regulation FD disclosure May 8, 2025 10-K Fiscal year ended 2024-12-31 Feb 20, 2025 8-K Entered a material agreement; Amended charter or bylaws; Regulation FD disclosure Feb 14, 2025 8-K Results of operations (earnings release); Regulation FD disclosure Feb 6, 2025 8-K Regulation FD disclosure Nov 21, 2024 8-K Director or officer change Nov 14, 2024 10-Q Quarter ended 2024-09-30 Nov 7, 2024 8-K Results of operations (earnings release); Regulation FD disclosure Nov 7, 2024 8-K MDU RESOURCES GROUP, INC. FORM 8-K Nov 6, 2024 8-K Entered a material agreement; Terminated a material agreement; Completed an acquisition or disposition; Director or officer change; Regulation FD disclosure Nov 1, 2024 8-K Regulation FD disclosure Oct 17, 2024 8-K Other events Oct 2, 2024 8-K Director or officer change; Regulation FD disclosure Sep 3, 2024 8-K Director or officer change; Regulation FD disclosure Aug 15, 2024 10-Q Quarter ended 2024-06-30 Aug 8, 2024 8-K Results of operations (earnings release); Regulation FD disclosure Aug 8, 2024 8-K Other events Jul 18, 2024 8-K Shareholder vote results May 20, 2024 10-Q Quarter ended 2024-03-31 May 2, 2024 8-K Results of operations (earnings release); Regulation FD disclosure May 2, 2024 8-K Entered a material agreement Mar 18, 2024 8-K Regulation FD disclosure Mar 13, 2024