Oppenheimer Holdings Inc.

8-K Regulation FD disclosure Aug 3, 2026 10-Q Quarter ended 2026-06-30 Jul 31, 2026 8-K Results of operations (earnings release) Jul 31, 2026 8-K Amended charter or bylaws; Shareholder vote results May 5, 2026 8-K Regulation FD disclosure May 4, 2026 8-K Results of operations (earnings release) May 1, 2026 10-Q Quarter ended 2026-03-31 May 1, 2026 8-K Entered a material agreement Apr 27, 2026 10-K Fiscal year ended 2025-12-31 Feb 26, 2026 8-K Regulation FD disclosure Feb 2, 2026 8-K Results of operations (earnings release) Jan 30, 2026 8-K Other events Dec 12, 2025 8-K Regulation FD disclosure Nov 3, 2025 8-K Results of operations (earnings release) Oct 31, 2025 10-Q Quarter ended 2025-09-30 Oct 31, 2025 8-K Regulation FD disclosure Aug 4, 2025 8-K Results of operations (earnings release) Aug 1, 2025 10-Q Quarter ended 2025-06-30 Aug 1, 2025 8-K Shareholder vote results May 6, 2025 8-K Regulation FD disclosure Apr 28, 2025 10-Q Quarter ended 2025-03-31 Apr 25, 2025 8-K Results of operations (earnings release) Apr 25, 2025 10-K Fiscal year ended 2024-12-31 Feb 27, 2025 8-K Director or officer change Feb 27, 2025 8-K Regulation FD disclosure Feb 3, 2025 8-K Results of operations (earnings release) Jan 31, 2025 8-K Regulation FD disclosure Oct 28, 2024 8-K Results of operations (earnings release) Oct 25, 2024 10-Q Quarter ended 2024-09-30 Oct 25, 2024 8-K Terminated a material agreement Sep 19, 2024 8-K Regulation FD disclosure Jul 29, 2024 8-K Results of operations (earnings release) Jul 26, 2024 10-Q Quarter ended 2024-06-30 Jul 26, 2024 8-K Director or officer change; Shareholder vote results May 7, 2024 8-K Regulation FD disclosure Apr 29, 2024 8-K Results of operations (earnings release) Apr 26, 2024 10-Q Quarter ended 2024-03-31 Apr 26, 2024 8-K Other events Mar 4, 2024 8-K Director or officer change Mar 1, 2024 10-K Fiscal year ended 2023-12-31 Mar 1, 2024