{"schema_version":"secwatch.filing_event.v1","accession":"0001493152-22-025503","form_type":"8-K","ticker":"ACFN","cik":"0000880984","company_name":"ACORN ENERGY, INC.","filed_at":"2022-09-09T23:59:59+00:00","discovered_at":"2026-05-14T18:03:58.413479+00:00","generated_at":"2026-06-23T12:23:44.183121+00:00","sec_items":["4.01","9.01"],"event_type":"other","sentiment":"neutral","materiality_score":0.2,"calibrated_materiality_score":0.2,"confidence":"high","headline":"Acorn Energy replaces auditor Friedman with Marcum after firm combination","bullets":["Friedman LLP combined with Marcum LLP effective September 1, 2022; Acorn dismissed Friedman and engaged Marcum on September 8, 2022.","No disagreements with Friedman on accounting principles or audit scope for fiscal years 2020 and 2021 or subsequent interim period.","No adverse opinions or qualifications in Friedman's reports on Acorn's financial statements for the past two fiscal years."],"urls":{"canonical":"https://secwatch.observer/filing/0001493152-22-025503","json":"https://secwatch.observer/filing/0001493152-22-025503.json","markdown":"https://secwatch.observer/filing/0001493152-22-025503.md","text":"https://secwatch.observer/filing/0001493152-22-025503.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/880984/000149315222025503/0001493152-22-025503-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/880984/000149315222025503/form8-k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-23T12:23:44.183121+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"}