secwatch.observer — SEC 8-K summary ====================================== Issuer: Arcosa, Inc. (ACA) CIK: 0001739445 Form: 8-K Filed at: 2025-11-10T23:59:59+00:00 Accession: 0001739445-25-000137 Event type: other_material Sentiment: neutral Materiality: 0.10 Item codes: 7.01, 9.01 LLM model: deepseek-v4-flash:cloud@v2 Arcosa updates investor presentation; no material new disclosures evident ------------------------------------------------------------------------- - 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. Source: EDGAR index: https://www.sec.gov/Archives/edgar/data/1739445/000173944525000137/0001739445-25-000137-index.htm Primary doc: https://www.sec.gov/Archives/edgar/data/1739445/000173944525000137/aca-20251110.htm HTML page: https://secwatch.observer/filing/0001739445-25-000137 License: Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer