secwatch.observer — SEC 8-K summary ====================================== Issuer: Trinseo PLC (TSEOF) CIK: 0001519061 Form: 8-K Filed at: 2026-01-20T23:59:59+00:00 Accession: 0001104659-26-004782 Event type: leadership Sentiment: neutral Materiality: 0.50 Item codes: 5.02 LLM model: deepseek-v4-flash:cloud@v2 Trinseo appoints Carol Flaton and Jill Frizzley to Board, expands to 11 members ------------------------------------------------------------------------------- - Board increased to 11 members; Flaton and Frizzley appointed as independent directors effective Jan 16, 2026. - Each will receive a $50,000 monthly fee under amended consulting agreements; standard director compensation suspended. - Appointments come amid ongoing discussions with financial stakeholders regarding capital structure. - Flaton brings 30+ years in banking, finance, restructuring; Frizzley brings governance and strategic transaction expertise. - Both directors are independent per NYSE rules; no material interests in reportable transactions. Source: EDGAR index: https://www.sec.gov/Archives/edgar/data/1519061/000110465926004782/0001104659-26-004782-index.htm Primary doc: https://www.sec.gov/Archives/edgar/data/1519061/000110465926004782/tse-20260116x8k.htm HTML page: https://secwatch.observer/filing/0001104659-26-004782 License: Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer