secwatch.observer — SEC 8-K summary ====================================== Issuer: MACROGENICS INC (MGNX) CIK: 0001125345 Form: 8-K Filed at: 2026-03-02T23:59:59+00:00 Accession: 0001125345-26-000011 Event type: leadership Sentiment: neutral Materiality: 0.20 Item codes: 8.01 LLM model: deepseek-v4-flash:cloud@v2 Director Jay Siegel to not stand for re-election at MacroGenics' 2026 annual meeting -------------------------------------------------------------------------------- - Dr. Jay Siegel informed the board on February 25, 2026, that he will not stand for re-election as Class I director. - Decision is for personal reasons and not due to any disagreement with the company or its operations. - MacroGenics thanked Dr. Siegel for his contributions to the company. Source: EDGAR index: https://www.sec.gov/Archives/edgar/data/1125345/000112534526000011/0001125345-26-000011-index.htm Primary doc: https://www.sec.gov/Archives/edgar/data/1125345/000112534526000011/mgnx-20260302.htm HTML page: https://secwatch.observer/filing/0001125345-26-000011 License: Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer