secwatch.observer — SEC 8-K summary ====================================== Issuer: dMY Squared Technology Group, Inc. (—) CIK: 0001915380 Form: 8-K Filed at: 2026-03-20T23:59:59+00:00 Accession: 0001829126-26-002579 Event type: m_and_a Sentiment: positive Materiality: 0.90 Item codes: 1.01, 2.01, 5.01, 5.02, 5.03, 9.01 LLM model: deepseek-v4-flash:cloud@v2 dMY Squared completes Horizon Quantum merger; shares trade on Nasdaq as HQ -------------------------------------------------------------------------- - SPAC shareholders redeemed 1,403,777 shares at ~$11.82, aggregate ~$16.47M. - All prior SPAC directors/officers ceased; Holdco board and officers appointed: CEO Joseph Fitzimons, CSO Si-Hui Tan, CFO Greg Gould. - Existing SPAC warrants assumed by Holdco, now exercisable for Holdco Class A ordinary shares. - Holdco shares and warrants began trading on Nasdaq March 20, 2026 under symbols HQ and HQWWW. Source: EDGAR index: https://www.sec.gov/Archives/edgar/data/1915380/000182912626002579/0001829126-26-002579-index.htm Primary doc: https://www.sec.gov/Archives/edgar/data/1915380/000182912626002579/dmysquared_8k.htm HTML page: https://secwatch.observer/filing/0001829126-26-002579 License: Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer