Company filings profile · CIK 0002028201
Columbus Acquisition Corp/Cayman Islands — SEC filings & insider activity.
Real, source-linked SEC EDGAR activity for Columbus Acquisition Corp/Cayman Islands (COLA): 32 filings in the last 90 days vs 15 in the prior 90 (filing-velocity rising ↑ · 2.13×). Latest material 8-K events, insider Form-4 transactions, and periodic reports — monitored for change.
✔ Verified against the public SEC EDGAR filing record as of Oct 8, 2026. Source-linked, daily-refreshed.
Material 8-K events — Columbus Acquisition Corp/Cayman Islands
8-K disclosures decoded by item code (the material events: agreements, results, control/management changes, impairments, restatements).
| Filed | Event | |
|---|---|---|
| Oct 7, 2026 | Entry into a Material Agreement; Completion of Acquisition/Disposition; Delisting / Listing-Rule Failure; Item 3.03; Change in Control; Departure/Election of Directors or Officers; Amendments to Bylaws/Charter; Financial Statements and Exhibits | ↗ |
| Oct 6, 2026 | Item 5.07; Regulation FD Disclosure; Financial Statements and Exhibits | ↗ |
| Oct 2, 2026 | Regulation FD Disclosure; Financial Statements and Exhibits | ↗ |
| Oct 2, 2026 | Entry into a Material Agreement; Material Direct Financial Obligation; Unregistered Sale of Securities; Financial Statements and Exhibits | ↗ |
| Sep 29, 2026 | Other Events; Financial Statements and Exhibits | ↗ |
| Sep 28, 2026 | Other Events; Financial Statements and Exhibits | ↗ |
| Sep 24, 2026 | Other Events; Financial Statements and Exhibits | ↗ |
| Sep 23, 2026 | Other Events; Financial Statements and Exhibits | ↗ |
| Sep 11, 2026 | Other Events; Financial Statements and Exhibits | ↗ |
| Aug 6, 2026 | Entry into a Material Agreement; Regulation FD Disclosure; Financial Statements and Exhibits | ↗ |
| Aug 4, 2026 | Entry into a Material Agreement; Material Direct Financial Obligation; Unregistered Sale of Securities; Financial Statements and Exhibits | ↗ |
| Aug 4, 2026 | Entry into a Material Agreement; Material Direct Financial Obligation; Unregistered Sale of Securities; Financial Statements and Exhibits | ↗ |
| Jul 31, 2026 | Delisting / Listing-Rule Failure | ↗ |
| Jun 1, 2026 | Delisting / Listing-Rule Failure | ↗ |
| May 26, 2026 | Delisting / Listing-Rule Failure | ↗ |
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Insider transactions (Form 4 / 3 / 5)
| Filed | Form | |
|---|---|---|
| Feb 2, 2026 | 3 | ↗ |
Recent filings
| Filed | Form | Detail | |
|---|---|---|---|
| Oct 7, 2026 | 8-K | Entry into a Material Agreement; Completion of Acquisition/Disposition; Delisting / Listing-Rule Failure; Item 3.03; Change in Control; Departure/Election of Directors or Officers; Amendments to Bylaws/Charter; Financial Statements and Exhibits | ↗ |
| Oct 6, 2026 | 8-K | Item 5.07; Regulation FD Disclosure; Financial Statements and Exhibits | ↗ |
| Oct 2, 2026 | 425 | CURRENT REPORT | ↗ |
| Oct 2, 2026 | 8-K | Regulation FD Disclosure; Financial Statements and Exhibits | ↗ |
| Oct 2, 2026 | 425 | CURRENT REPORT | ↗ |
| Oct 2, 2026 | 8-K | Entry into a Material Agreement; Material Direct Financial Obligation; Unregistered Sale of Securities; Financial Statements and Exhibits | ↗ |
| Oct 1, 2026 | 25-NSE | ↗ | |
| Sep 29, 2026 | DEFA14A | CURRENT REPORT | ↗ |
| Sep 29, 2026 | 8-K | Other Events; Financial Statements and Exhibits | ↗ |
| Sep 28, 2026 | DEFA14A | CURRENT REPORT | ↗ |
| Sep 28, 2026 | 8-K | Other Events; Financial Statements and Exhibits | ↗ |
| Sep 24, 2026 | DEFA14A | CURRENT REPORT | ↗ |
| Sep 24, 2026 | 8-K | Other Events; Financial Statements and Exhibits | ↗ |
| Sep 23, 2026 | DEFA14A | CURRENT REPORT | ↗ |
| Sep 23, 2026 | 8-K | Other Events; Financial Statements and Exhibits | ↗ |
| Sep 11, 2026 | DEFA14A | CURRENT REPORT | ↗ |
| Sep 11, 2026 | 8-K | Other Events; Financial Statements and Exhibits | ↗ |
| Aug 19, 2026 | DEFM14A | PROXY STATEMENT | ↗ |
| Aug 14, 2026 | SCHEDULE 13G/A | ↗ | |
| Aug 14, 2026 | SCHEDULE 13G/A | ↗ | |
| Aug 7, 2026 | SCHEDULE 13G/A | ↗ | |
| Aug 7, 2026 | SCHEDULE 13G/A | ↗ | |
| Aug 6, 2026 | 425 | CURRENT REPORT | ↗ |
| Aug 6, 2026 | 8-K | Entry into a Material Agreement; Regulation FD Disclosure; Financial Statements and Exhibits | ↗ |
| Aug 4, 2026 | 10-Q | QUARTERLY REPORT | ↗ |
| Aug 4, 2026 | 425 | CURRENT REPORT | ↗ |
| Aug 4, 2026 | 8-K | Entry into a Material Agreement; Material Direct Financial Obligation; Unregistered Sale of Securities; Financial Statements and Exhibits | ↗ |
| Aug 4, 2026 | 425 | CURRENT REPORT | ↗ |
| Aug 4, 2026 | 8-K | Entry into a Material Agreement; Material Direct Financial Obligation; Unregistered Sale of Securities; Financial Statements and Exhibits | ↗ |
| Jul 31, 2026 | 425 | AMENDMENT NO. 1 TO FORM 8-K | ↗ |
| Jul 31, 2026 | 8-K/A | Entry into a Material Agreement; Material Direct Financial Obligation; Unregistered Sale of Securities; Financial Statements and Exhibits | ↗ |
| Jul 31, 2026 | 8-K | Delisting / Listing-Rule Failure | ↗ |
| Jun 4, 2026 | 425 | FORM 425 | ↗ |
| Jun 1, 2026 | 8-K | Delisting / Listing-Rule Failure | ↗ |
| May 26, 2026 | 8-K | Delisting / Listing-Rule Failure | ↗ |
| May 22, 2026 | 425 | CURRENT REPORT | ↗ |
| May 22, 2026 | 8-K | Entry into a Material Agreement; Material Direct Financial Obligation; Unregistered Sale of Securities; Financial Statements and Exhibits | ↗ |
| May 15, 2026 | SCHEDULE 13G/A | ↗ | |
| May 14, 2026 | 10-Q | QUARTERLY REPORT | ↗ |
| May 14, 2026 | SCHEDULE 13G/A | ↗ |