---
schema_version: "secwatch.filing_event.v1"
accession: "0001213900-25-060364"
form_type: "8-K"
ticker: "RIBB"
cik: "0002035016"
company_name: "Ribbon Acquisition Corp."
filed_at: "2025-07-01T23:59:59+00:00"
generated_at: "2026-05-18T10:54:08.371982+00:00"
event_type: "m_and_a"
sentiment: "neutral"
materiality_score: 0.75
calibrated_materiality_score: 0.75
confidence: "high"
source: SEC EDGAR
---

# Ribbon Acquisition Corp. to combine with DRC Medicine in $350M equity value SPAC merger

## Summary
- DRC Medicine designs AI-powered allergy and infection diagnostic kits and protective face masks.
- Equity value set at $350M; consideration determined by dividing $350M by redemption price per share.
- Post-closing board: Sponsor appoints 1 director, DRC appoints 4 directors (3 independent).
- Lock-up of 6 months from closing for certain shareholders and Sponsor.
- Closing requires SPAC shareholder approval, SEC registration statement effectiveness, and Nasdaq listing.

## SEC filing metadata
- accession: 0001213900-25-060364
- form_type: 8-K
- ticker: RIBB
- cik: 0002035016
- company_name: Ribbon Acquisition Corp.
- filed_at: 2025-07-01T23:59:59+00:00
- event_type: m_and_a
- sentiment: neutral
- materiality_score: 0.75
- calibrated_materiality_score: 0.75
- confidence: high
- sec_items: 1.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/2035016/000121390025060364/0001213900-25-060364-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/2035016/000121390025060364/ea0247714-8k425_ribbon.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001213900-25-060364
- JSON: https://secwatch.observer/filing/0001213900-25-060364.json
- Plain text: https://secwatch.observer/filing/0001213900-25-060364.txt

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