{"cik":"0000883412","ticker":"MYI","name":"BLACKROCK MUNIYIELD QUALITY FUND III, INC.","sic_code":"","sic_description":"","exchange":"NYSE","state_of_incorporation":"","fiscal_year_end":"1031","first_filing_date":"2026-05-15","last_filing_date":"2026-09-10","url":"/sec/cik-0000883412","insider_summary":{"total_transactions":0,"unique_insiders":0,"latest_transaction":null},"recent_filings":[{"accession_number":"0001410368-26-066761","form_type":"NPORT-P","form_type_family":"other","doc_date":"2026-06-25","title":"NPORT-P — BLACKROCK MUNIYIELD QUALITY FUND III, INC. — 2026-06-25","url_slug":"/sec/cik-0000883412/nport-p/0001410368-26-066761","edgar_url":"https://www.sec.gov/Archives/edgar/data/883412/0001410368-26-066761-index.html"}],"related_endpoints":{"profile":"/sec/MYI/profile","timeline":"/sec/MYI/timeline","peers":"/sec/MYI/peers","insider_pulse":"/sec/MYI/insider-pulse","insider_summary":"/sec/MYI/insider-summary","insider_transactions":"/sec/MYI/insider-transactions","form144":"/sec/MYI/form144","holdings_as_filer":"/sec/MYI/holdings","financial_facts":"/sec/MYI/financial-facts","derivatives":"/sec/MYI/derivatives","officers":"/sec/MYI/officers","insider_network":"/sec/MYI/insider-network","risk_flags":"/sec/MYI/risk-flags","filings":"/sec/MYI/filings","cross_topic_dossier":"/api/v1/dossier?ticker=MYI"}}