---
schema_version: "secwatch.filing_event.v1"
accession: "0001213900-26-025940"
form_type: "8-K"
ticker: "QUCY"
cik: "0001874252"
company_name: "Quantum Cyber N.V."
filed_at: "2026-03-11T23:59:59+00:00"
generated_at: "2026-05-15T15:09:58.463954+00:00"
event_type: "other_material"
sentiment: "neutral"
materiality_score: 0.85
calibrated_materiality_score: 0.85
confidence: "high"
source: SEC EDGAR
---

# Mainz Biomed appoints cyber security veteran Robert Liscouski as Chairman; ticker changes to QUCY

## Summary
- Robert P. Liscouski appointed Chairman effective March 11, 2026; election to be ratified at April 2026 EGM.
- Nasdaq ticker symbol changes from MYNZ to QUCY effective March 12, 2026; company plans name change to Quantum Cyber.
- Liscouski is former DHS Assistant Secretary for Infrastructure Protection and co-founder/CEO of Quantum Computing Inc. (QUBT).
- Company winding down German subsidiary, focusing on U.S. pancreatic cancer screening, evaluating sale of colorectal cancer assets.

## SEC filing metadata
- accession: 0001213900-26-025940
- form_type: 8-K
- ticker: QUCY
- cik: 0001874252
- company_name: Quantum Cyber N.V.
- filed_at: 2026-03-11T23:59:59+00:00
- event_type: other_material
- sentiment: neutral
- materiality_score: 0.85
- calibrated_materiality_score: 0.85
- confidence: high
- sec_items: 5.02, 7.01, 8.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1874252/000121390026025940/0001213900-26-025940-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1874252/000121390026025940/ea0280981-8k_mainz.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001213900-26-025940
- JSON: https://secwatch.observer/filing/0001213900-26-025940.json
- Plain text: https://secwatch.observer/filing/0001213900-26-025940.txt

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