{"filings":[{"id":137047,"accession_number":"0001076598-25-000390","cik":1454741,"company_name":"Eaton Vance National Municipal Opportunities Trust","ticker":"EOT","form_type":"8-K","filed_at":"2025-08-28T23:59:59+00:00","items":["8.01"],"status":"ready","headline":"Board appoints Scott E. Wennerholm as Chairperson for 4-year term","summary_kind":"llm","event_type":"leadership","confidence":"high","bullets":["Scott E. Wennerholm appointed Chairperson of the Board effective August 27, 2025.","Replaces Susan J. Sutherland, acting Chairperson since August 9, 2025, after former Chairperson passed away.","Term of 4 years; succession follows the passing of the prior Chairperson."],"consensus_eps_estimate":null,"consensus_eps_actual":null,"consensus_revenue_estimate":null,"consensus_revenue_actual":null,"consensus_period":null,"consensus_source":null,"sentiment":"neutral","materiality_score":0.3,"calibrated_materiality_score":0.3,"market_cap_usd":260000000.0,"market_cap_bucket":"not_microcap","market_cap_source":"finnhub_profile2","market_cap_as_of_date":"2026-05-28","daily_digest_date":null,"daily_digest_url":null,"daily_digest_rank":null},{"id":137046,"accession_number":"0001076598-25-000332","cik":1454741,"company_name":"Eaton Vance National Municipal Opportunities Trust","ticker":"EOT","form_type":"8-K","filed_at":"2025-08-14T23:59:59+00:00","items":["8.01"],"status":"ready","headline":"Chairperson Mark R. Fetting dies unexpectedly; Board reduced to 9 members","summary_kind":"llm","event_type":"leadership","confidence":"high","bullets":["Mark R. Fetting passed away on August 9, 2025.","Susan J. Sutherland is serving as acting Chairperson.","Board size reduced from ten to nine members effective August 12, 2025."],"consensus_eps_estimate":null,"consensus_eps_actual":null,"consensus_revenue_estimate":null,"consensus_revenue_actual":null,"consensus_period":null,"consensus_source":null,"sentiment":"negative","materiality_score":0.6,"calibrated_materiality_score":0.6,"market_cap_usd":260000000.0,"market_cap_bucket":"not_microcap","market_cap_source":"finnhub_profile2","market_cap_as_of_date":"2026-05-28","daily_digest_date":null,"daily_digest_url":null,"daily_digest_rank":null},{"id":189917,"accession_number":"0000940394-24-000983","cik":1454741,"company_name":"Eaton Vance National Municipal Opportunities Trust","ticker":"EOT","form_type":"8-K","filed_at":"2024-10-10T23:59:59+00:00","items":["5.03","9.01"],"status":"ready","headline":"Eaton Vance Municipal Trust eliminates Control Share Provisions from bylaws","summary_kind":"llm","event_type":"other","confidence":"high","bullets":["Board adopted Amendment No. 1 to By-Laws on Oct 10, 2024, removing Control Share Provisions.","Amendment formalizes prior January 2023 Board vote that exempted control share acquisitions.","Related conforming changes made; effective immediately."],"consensus_eps_estimate":null,"consensus_eps_actual":null,"consensus_revenue_estimate":null,"consensus_revenue_actual":null,"consensus_period":null,"consensus_source":null,"sentiment":"neutral","materiality_score":0.1,"calibrated_materiality_score":0.1,"market_cap_usd":260000000.0,"market_cap_bucket":"not_microcap","market_cap_source":"finnhub_profile2","market_cap_as_of_date":"2026-05-28","daily_digest_date":null,"daily_digest_url":null,"daily_digest_rank":null},{"id":260395,"accession_number":"0001193125-23-258632","cik":1454741,"company_name":"Eaton Vance National Municipal Opportunities Trust","ticker":"EOT","form_type":"8-K","filed_at":"2023-10-18T23:59:59+00:00","items":["8.01"],"status":"ready","headline":"Eaton Vance National Municipal Opportunities Trust appoints Kenneth A. Topping as President","summary_kind":"llm","event_type":"leadership","confidence":"high","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."],"consensus_eps_estimate":null,"consensus_eps_actual":null,"consensus_revenue_estimate":null,"consensus_revenue_actual":null,"consensus_period":null,"consensus_source":null,"sentiment":"neutral","materiality_score":0.5,"calibrated_materiality_score":0.5,"market_cap_usd":260000000.0,"market_cap_bucket":"not_microcap","market_cap_source":"finnhub_profile2","market_cap_as_of_date":"2026-05-28","daily_digest_date":null,"daily_digest_url":null,"daily_digest_rank":null},{"id":316203,"accession_number":"0000940394-23-000234","cik":1454741,"company_name":"Eaton Vance National Municipal Opportunities Trust","ticker":"EOT","form_type":"8-K","filed_at":"2023-02-01T23:59:59+00:00","items":["8.01","9.01"],"status":"ready","headline":"Eaton Vance closed-end funds exempt share purchases from Control Share By-Law after court ruling","summary_kind":"llm","event_type":"other_material","confidence":"high","bullets":["Board exempts all prior and new purchases that could be Control Share Acquisitions until further notice.","Massachusetts Superior Court ruled Control Share By-Law violates Section 18(i) of Investment Company Act.","Court granted summary judgment for funds on Saba's breach-of-fiduciary-duty claim, finding legitimate business reason.","Exemption applies to 22 Eaton Vance closed-end funds, including EOT, EOI, EFT, EVV, ETV, ETW, and others.","Litigation continues; board will monitor legal developments and may take further action."],"consensus_eps_estimate":null,"consensus_eps_actual":null,"consensus_revenue_estimate":null,"consensus_revenue_actual":null,"consensus_period":null,"consensus_source":null,"sentiment":"neutral","materiality_score":0.55,"calibrated_materiality_score":0.55,"market_cap_usd":260000000.0,"market_cap_bucket":"not_microcap","market_cap_source":"finnhub_profile2","market_cap_as_of_date":"2026-05-28","daily_digest_date":null,"daily_digest_url":null,"daily_digest_rank":null}],"next_cursor":null}