secwatch.observer — SEC 8-K summary ====================================== Issuer: Stagwell Inc (STGW) CIK: 0000876883 Form: 8-K Filed at: 2026-10-05T21:00:20+00:00 Accession: 0001104659-26-113762 Event type: leadership Sentiment: neutral Materiality: 0.30 Item codes: 5.02 LLM model: deepseek-v4.1-flash:cloud@v2 Stagwell director Bradley J. Gross resigns from board effective October 16, 2026 -------------------------------------------------------------------------------- - Bradley J. Gross notified Stagwell's Board on October 2, 2026 that he is resigning as a director, effective October 16, 2026. - Company states the resignation is not the result of any disagreement with the Company on operations, policies or practices. - No successor or replacement director was named in the filing; board seat reduction follows the October 16 effective date. - Filing signed October 5, 2026 by Edmund D. Graff, Senior Vice President, Deputy General Counsel and Corporate Secretary. Source: EDGAR index: https://www.sec.gov/Archives/edgar/data/876883/000110465926113762/0001104659-26-113762-index.htm Primary doc: https://www.sec.gov/Archives/edgar/data/876883/000110465926113762/tm2627017d1_8k.htm HTML page: https://secwatch.observer/filing/0001104659-26-113762 License: Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer