secwatch.observer — SEC 8-K summary ====================================== Issuer: S&T BANCORP INC (STBA) CIK: 0000719220 Form: 8-K Filed at: 2025-09-24T23:59:59+00:00 Accession: 0000719220-25-000060 Event type: leadership Sentiment: neutral Materiality: 0.60 Item codes: 5.02, 7.01, 8.01, 9.01 LLM model: deepseek-v4-flash:cloud@v2 Chair Christine Toretti resigns to become ambassador; CEO McComish named Chair, Grube as Lead Independent Director -------------------------------------------------------------------------------- - Christine Toretti resigns as Chair and director effective Sept 28, 2025, after confirmation as U.S. ambassador to Sweden. - Board combines CEO and Chair roles; appoints CEO Christopher J. McComish as Chair effective Sept 28, 2025. - New Lead Independent Director position created; Jeffrey D. Grube appointed, board member since 1997. - Resignation not due to any disagreement with company operations, policies, or practices. Source: EDGAR index: https://www.sec.gov/Archives/edgar/data/719220/000071922025000060/0000719220-25-000060-index.htm Primary doc: https://www.sec.gov/Archives/edgar/data/719220/000071922025000060/stba-20250922.htm HTML page: https://secwatch.observer/filing/0000719220-25-000060 License: Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer