secwatch.observer — SEC 8-K summary ====================================== Issuer: Quantum Cyber N.V. (QUCY) CIK: 0001874252 Form: 8-K Filed at: 2026-03-11T23:59:59+00:00 Accession: 0001213900-26-025940 Event type: other_material Sentiment: neutral Materiality: 0.85 Item codes: 5.02, 7.01, 8.01, 9.01 LLM model: deepseek-v4-flash:cloud@v2 Mainz Biomed appoints cyber security veteran Robert Liscouski as Chairman; ticker changes to QUCY -------------------------------------------------------------------------------- - 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. Source: EDGAR index: https://www.sec.gov/Archives/edgar/data/1874252/000121390026025940/0001213900-26-025940-index.htm Primary doc: https://www.sec.gov/Archives/edgar/data/1874252/000121390026025940/ea0280981-8k_mainz.htm HTML page: https://secwatch.observer/filing/0001213900-26-025940 License: Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer