{"schema_version":"secwatch.filing_event.v1","accession":"0000950170-25-043941","form_type":"8-K","ticker":"ACU","cik":"0000002098","company_name":"ACME UNITED CORP","filed_at":"2025-03-24T23:59:59+00:00","discovered_at":"2026-05-14T18:03:05.890016+00:00","generated_at":"2026-05-24T07:05:08.234518+00:00","sec_items":["4.01","9.01"],"event_type":"other_material","sentiment":"neutral","materiality_score":0.2,"calibrated_materiality_score":0.2,"confidence":"high","headline":"Acme United replaces auditor Marcum with CBIZ after Marcum's resignation due to acquisition","bullets":["Marcum LLP resigned as independent auditor on March 24, 2025, following acquisition of its attest business by CBIZ.","No disagreements or reportable events existed with Marcum for fiscal years 2024 and 2023 or through March 24, 2025.","Audit Committee engaged CBIZ CPAs P.C. as new independent registered public accounting firm on March 24, 2025.","Company did not consult CBIZ on accounting matters prior to appointment."],"urls":{"canonical":"https://secwatch.observer/filing/0000950170-25-043941","json":"https://secwatch.observer/filing/0000950170-25-043941.json","markdown":"https://secwatch.observer/filing/0000950170-25-043941.md","text":"https://secwatch.observer/filing/0000950170-25-043941.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/2098/000095017025043941/0000950170-25-043941-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/2098/000095017025043941/acu-20250324.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-05-24T07:05:08.234518+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"}