{"schema_version":"secwatch.filing_event.v1","accession":"0001739445-23-000021","form_type":"8-K","ticker":"ACA","cik":"0001739445","company_name":"Arcosa, Inc.","filed_at":"2023-03-06T23:59:59+00:00","discovered_at":"2026-05-14T18:03:46.364517+00:00","generated_at":"2026-06-18T11:51:38.990178+00:00","sec_items":["5.02","9.01"],"event_type":"leadership","sentiment":"neutral","materiality_score":0.5,"calibrated_materiality_score":0.5,"confidence":"high","headline":"Arcosa CAO Mary Henderson resigns; Eric Hurst appointed principal accounting officer","bullets":["Mary Henderson resigned as CAO effective March 2, 2023, transitioning to SVP Corporate Administration.","Eric Hurst, former VP Controller, appointed principal accounting officer effective immediately.","Hurst receives $275k base salary, $110k target annual incentive, and $100k long-term incentive for 2023.","Resignation not related to any disagreement with the company on operations, policies, or practices."],"urls":{"canonical":"https://secwatch.observer/filing/0001739445-23-000021","json":"https://secwatch.observer/filing/0001739445-23-000021.json","markdown":"https://secwatch.observer/filing/0001739445-23-000021.md","text":"https://secwatch.observer/filing/0001739445-23-000021.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1739445/000173944523000021/0001739445-23-000021-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1739445/000173944523000021/aca-20230302.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-18T11:51:38.990178+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":[{"claim_id":"06e4e33793","claim":"Eric Hurst was appointed as principal accounting officer at Arcosa, Inc..","evidence_excerpt":"On March 2, 2023, Arcosa’s Board of Directors appointed Eric Hurst to serve as principal accounting officer of the Company, effective immediately.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1739445/000173944523000021/0001739445-23-000021-index.htm","confidence":0.95,"family_label":"Executive change","details":[{"label":"Action","value":"appointed"},{"label":"Role","value":"principal accounting officer"}],"fact_type":"executive_change"},{"claim_id":"cc85d390e0","claim":"Mary Henderson departed as Chief Accounting Officer at Arcosa, Inc..","evidence_excerpt":"On March 2, 2023, Mary Henderson resigned from the position as the Chief Accounting Officer of Arcosa, Inc. (“Arcosa” or the “Company”) and transitioned into a new role as Senior Vice President, Corporate Administration, effective March 2, 2023.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1739445/000173944523000021/0001739445-23-000021-index.htm","confidence":0.95,"family_label":"Executive change","details":[{"label":"Action","value":"resigned and transitioned"},{"label":"Role","value":"Chief Accounting Officer"}],"fact_type":"executive_change"}],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}