{"schema_version":"secwatch.filing_event.v1","accession":"0001104659-26-084626","form_type":"8-K","ticker":"TSEOF","cik":"0001519061","company_name":"Trinseo PLC","filed_at":"2026-07-17T20:07:20+00:00","discovered_at":"2026-07-17T20:08:00.631984+00:00","generated_at":"2026-07-17T20:08:04.527042+00:00","sec_items":["8.01"],"event_type":"other","sentiment":"neutral","materiality_score":0.1,"calibrated_materiality_score":0.1,"confidence":"high","headline":"Trinseo schedules annual general meeting for September 23, 2026","bullets":["Annual Meeting set for Sept 23, 2026 at 8:30 a.m. EST at Wayne, PA headquarters.","Record date for shareholders is July 30, 2026.","Shareholders in Ireland may attend via audio/video link at McCann FitzGerald LLP in Dublin.","Advance registration required; details in proxy statement."],"urls":{"canonical":"https://secwatch.observer/filing/0001104659-26-084626","json":"https://secwatch.observer/filing/0001104659-26-084626.json","markdown":"https://secwatch.observer/filing/0001104659-26-084626.md","text":"https://secwatch.observer/filing/0001104659-26-084626.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1519061/000110465926084626/0001104659-26-084626-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1519061/000110465926084626/tse-20260717x8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-07-17T20:08:04.527042+00:00"},"review":{"review_status":"machine_generated","human_reviewed":false,"corrected":false,"correction_note":null,"correction_timestamp":null,"superseded_by":null,"related_filings":[]},"source_grounded_claims":[],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}