---
schema_version: "secwatch.filing_event.v1"
accession: "0001213900-26-083647"
form_type: "8-K"
ticker: "COLA"
cik: "0002028201"
company_name: "Columbus Acquisition Corp/Cayman Islands"
filed_at: "2026-07-31T12:48:24+00:00"
generated_at: "2026-07-31T12:50:06.537441+00:00"
event_type: "regulatory"
sentiment: "neutral"
materiality_score: 0.5
calibrated_materiality_score: 0.5
confidence: "high"
source: SEC EDGAR
---

# Columbus Acquisition Corp receives Nasdaq extension to Nov 18, 2026 for minimum holders rule compliance

## Summary
- Nasdaq granted extension until November 18, 2026 to regain compliance with Listing Rule 5450(a)(2) (Minimum Holders Rule).
- Company previously received non-compliance notice on May 22, 2026 and submitted compliance plan on July 2, 2026.
- Failure to demonstrate compliance by the extended deadline may result in delisting from Nasdaq.
- Extension provides additional time to address the deficiency in number of total holders.

## SEC filing metadata
- accession: 0001213900-26-083647
- form_type: 8-K
- ticker: COLA
- cik: 0002028201
- company_name: Columbus Acquisition Corp/Cayman Islands
- filed_at: 2026-07-31T12:48:24+00:00
- event_type: regulatory
- sentiment: neutral
- materiality_score: 0.5
- calibrated_materiality_score: 0.5
- confidence: high
- sec_items: 3.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/2028201/000121390026083647/0001213900-26-083647-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/2028201/000121390026083647/ea0300014-8k_columbus.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001213900-26-083647
- JSON: https://secwatch.observer/filing/0001213900-26-083647.json
- Plain text: https://secwatch.observer/filing/0001213900-26-083647.txt

This AI-assisted summary is a reading aid. Review the linked SEC EDGAR filing before relying on any specific claim.