---
schema_version: "secwatch.filing_event.v1"
accession: "0001213900-26-035631"
form_type: "8-K"
ticker: "COLA"
cik: "0002028201"
company_name: "Columbus Acquisition Corp/Cayman Islands"
filed_at: "2026-03-27T23:59:59+00:00"
generated_at: "2026-05-15T08:43:27.484811+00:00"
event_type: "other_material"
sentiment: "neutral"
materiality_score: 0.45
calibrated_materiality_score: 0.45
confidence: "high"
source: SEC EDGAR
---

# Columbus Acquisition extends business combination deadline to April 22, 2026 with $50k deposit

## Summary
- Company deposited $50,000 Monthly Extension Fee into Trust Account to extend business combination deadline by one month to April 22, 2026.
- $25,000 from company working capital and $25,000 from target WISeSat.Space Corp. under the existing Business Combination Agreement.
- The extension follows charter provisions allowing monthly extensions up to January 22, 2027.

## SEC filing metadata
- accession: 0001213900-26-035631
- form_type: 8-K
- ticker: COLA
- cik: 0002028201
- company_name: Columbus Acquisition Corp/Cayman Islands
- filed_at: 2026-03-27T23:59:59+00:00
- event_type: other_material
- sentiment: neutral
- materiality_score: 0.45
- calibrated_materiality_score: 0.45
- confidence: high
- sec_items: 8.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/2028201/000121390026035631/0001213900-26-035631-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/2028201/000121390026035631/ea0283876-8k425_columbus.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001213900-26-035631
- JSON: https://secwatch.observer/filing/0001213900-26-035631.json
- Plain text: https://secwatch.observer/filing/0001213900-26-035631.txt

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