Columbus Acquisition Corp

8-K/A Entered a material agreement; Took on a direct financial obligation; Unregistered sale of equity Jul 31, 2026 8-K Delisting notice or listing-rule failure Jul 31, 2026 8-K Delisting notice or listing-rule failure Jun 1, 2026 8-K Delisting notice or listing-rule failure May 26, 2026 8-K Entered a material agreement; Took on a direct financial obligation; Unregistered sale of equity May 22, 2026 10-Q Quarter ended 2026-03-31 May 14, 2026 8-K Entered a material agreement; Took on a direct financial obligation; Unregistered sale of equity May 11, 2026 8-K Other events Apr 24, 2026 8-K Other events Mar 27, 2026 10-K Fiscal year ended 2025-12-31 Mar 19, 2026 8-K Other events Jan 28, 2026 8-K Entered a material agreement; Amended charter or bylaws; Shareholder vote results; Other events Jan 20, 2026 8-K Other events Jan 7, 2026 8-K Regulation FD disclosure Dec 29, 2025 8-K Entered a material agreement; Regulation FD disclosure Nov 13, 2025 8-K Regulation FD disclosure Nov 10, 2025 10-Q Quarter ended 2025-09-30 Nov 6, 2025 10-Q Quarter ended 2025-06-30 Aug 13, 2025 10-Q Quarter ended 2025-03-31 May 15, 2025 10-K Fiscal year ended 2024-12-31 Mar 31, 2025 8-K Entered a material agreement; Director or officer change Mar 24, 2025 8-K Other events Mar 13, 2025 8-K Other events Jan 30, 2025 8-K Entered a material agreement; Unregistered sale of equity; Director or officer change; Amended charter or bylaws; Other events Jan 28, 2025 425 AMENDMENT NO. 1 TO FORM 8-K Jul 31, 2026 425 FORM 425 Jun 4, 2026 425 CURRENT REPORT May 22, 2026 SCHEDULE 13G/A May 15, 2026 SCHEDULE 13G/A May 14, 2026 SCHEDULE 13G/A May 14, 2026 425 CURRENT REPORT May 11, 2026 SCHEDULE 13G/A May 7, 2026 425 FORM 425 May 6, 2026 425 CURRENT REPORT Apr 24, 2026 425 CURRENT REPORT Mar 27, 2026 SCHEDULE 13G/A Feb 12, 2026 SCHEDULE 13G/A Feb 11, 2026 SCHEDULE 13G/A Feb 6, 2026 SCHEDULE 13G Feb 6, 2026 3 Feb 2, 2026