{"schema_version":"secwatch.filing_event.v1","accession":"0001739445-25-000137","form_type":"8-K","ticker":"ACA","cik":"0001739445","company_name":"Arcosa, Inc.","filed_at":"2025-11-10T23:59:59+00:00","discovered_at":"2026-05-14T18:02:40.288843+00:00","generated_at":"2026-05-16T22:29:44.317500+00:00","sec_items":["7.01","9.01"],"event_type":"other_material","sentiment":"neutral","materiality_score":0.1,"confidence":"low","headline":"Arcosa updates investor presentation; no material new disclosures evident","bullets":["Filed updated investor presentation under Item 7.01 Regulation FD.","Presentation cover dated November 2025; no specific financial data or guidance changes provided.","Presentation available on company website; no new strategic or operational details extracted.","No earnings, M&A, leadership, or other material events announced in this filing."],"urls":{"canonical":"https://secwatch.observer/filing/0001739445-25-000137","json":"https://secwatch.observer/filing/0001739445-25-000137.json","markdown":"https://secwatch.observer/filing/0001739445-25-000137.md","text":"https://secwatch.observer/filing/0001739445-25-000137.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1739445/000173944525000137/0001739445-25-000137-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1739445/000173944525000137/aca-20251110.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-05-16T22:29:44.317500+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"}