{"schema_version":"secwatch.filing_event.v1","accession":"0000789933-25-000015","form_type":"8-K","ticker":"NC","cik":"0000789933","company_name":"NACCO INDUSTRIES INC","filed_at":"2025-04-09T23:59:59+00:00","discovered_at":"2026-05-14T18:02:51.279518+00:00","generated_at":"2026-05-23T18:42:04.363608+00:00","sec_items":["2.02","7.01","9.01"],"event_type":"other","sentiment":"neutral","materiality_score":0.1,"calibrated_materiality_score":0.1,"confidence":"low","headline":"NACCO posts updated investor presentation on website; no material new disclosures","bullets":["Presentation titled 'Bringing Natural Resources to Life' posted on April 9, 2025.","No earnings, guidance, or financial data disclosed in the filing.","Filing does not contain any material changes to operations or outlook."],"urls":{"canonical":"https://secwatch.observer/filing/0000789933-25-000015","json":"https://secwatch.observer/filing/0000789933-25-000015.json","markdown":"https://secwatch.observer/filing/0000789933-25-000015.md","text":"https://secwatch.observer/filing/0000789933-25-000015.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/789933/000078993325000015/0000789933-25-000015-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/789933/000078993325000015/nacco-20250409.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-05-23T18:42:04.363608+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"}