{"schema_version":"secwatch.filing_event.v1","accession":"0001193125-23-258632","form_type":"8-K","ticker":"EOT","cik":"0001454741","company_name":"Eaton Vance National Municipal Opportunities Trust","filed_at":"2023-10-18T23:59:59+00:00","discovered_at":"2026-05-14T18:03:29.122606+00:00","generated_at":"2026-06-09T21:47:58.960268+00:00","sec_items":["8.01"],"event_type":"leadership","sentiment":"neutral","materiality_score":0.5,"calibrated_materiality_score":0.5,"confidence":"high","headline":"Eaton Vance National Municipal Opportunities Trust appoints Kenneth A. Topping as President","bullets":["Kenneth A. Topping appointed President effective October 18, 2023.","Topping is VP & Chief Administrative Officer of Eaton Vance and COO for Public Markets at MSIM.","He previously served as COO for Goldman Sachs Asset Management 'Classic' (2009-2020).","He is an officer of 107 registered investment companies managed by Eaton Vance or BMR."],"urls":{"canonical":"https://secwatch.observer/filing/0001193125-23-258632","json":"https://secwatch.observer/filing/0001193125-23-258632.json","markdown":"https://secwatch.observer/filing/0001193125-23-258632.md","text":"https://secwatch.observer/filing/0001193125-23-258632.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1454741/000119312523258632/0001193125-23-258632-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1454741/000119312523258632/d538440d8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-09T21:47:58.960268+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"}