---
schema_version: "secwatch.filing_event.v1"
accession: "0001213900-26-061006"
form_type: "8-K"
ticker: "COLA"
cik: "0002028201"
company_name: "Columbus Acquisition Corp/Cayman Islands"
filed_at: "2026-05-26T20:00:26+00:00"
generated_at: "2026-05-26T20:55:05.602910+00:00"
event_type: "regulatory"
sentiment: "negative"
materiality_score: 0.65
confidence: "high"
source: SEC EDGAR
---

# Columbus Acquisition Corp receives two Nasdaq deficiency notices for minimum holders and market value

## Summary
- On May 22, 2026, Nasdaq notified company it failed minimum 400 holders rule; must submit compliance plan by July 6, 2026.
- Company also notified that market value of listed securities (MVLS) was below $50M for 30 consecutive business days.
- MVLS compliance period runs 180 days to November 18, 2026; must show MVLS ≥$50M for 10 consecutive days.
- If plans not accepted, delisting possible; company may appeal or consider transfer to Nasdaq Capital Market.

## SEC filing metadata
- accession: 0001213900-26-061006
- form_type: 8-K
- ticker: COLA
- cik: 0002028201
- company_name: Columbus Acquisition Corp/Cayman Islands
- filed_at: 2026-05-26T20:00:26+00:00
- event_type: regulatory
- sentiment: negative
- materiality_score: 0.65
- confidence: high
- sec_items: 3.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/2028201/000121390026061006/0001213900-26-061006-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/2028201/000121390026061006/ea0292174-8k_columbus.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001213900-26-061006
- JSON: https://secwatch.observer/filing/0001213900-26-061006.json
- Plain text: https://secwatch.observer/filing/0001213900-26-061006.txt

## Source-grounded claims
- claim_id: 08fa617408f444192f6f259f5fa8d8f4ae4a1aba
  claim: Columbus Acquisition Corp/Cayman Islands received a nasdaq deficiency notice notice regarding shareholders (rules 5450(a)(2)).
  evidence_excerpt: May 22, 2026, Columbus Acquisition Corp, a Cayman Islands exempted company (the “ Company ”) received written notice (the “ Minimum Holders Notice ”) from the Listing Qualifications Staff of the Nasdaq Stock Market LLC (
  evidence_url: https://www.sec.gov/Archives/edgar/data/2028201/000121390026061006/0001213900-26-061006-index.htm
- claim_id: 0fce9cab43da4e99f93c56dd93f689224c389899
  claim: Columbus Acquisition Corp/Cayman Islands received a nasdaq deficiency notice notice regarding market value (rules 5450(b)(2)(A)).
  evidence_excerpt: May 22, 2026, Columbus Acquisition Corp, a Cayman Islands exempted company (the “ Company ”) received written notice (the “ Minimum Holders Notice ”) from the Listing Qualifications Staff of the Nasdaq Stock Market LLC (
  evidence_url: https://www.sec.gov/Archives/edgar/data/2028201/000121390026061006/0001213900-26-061006-index.htm

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