{"schema_version":"secwatch.filing_event.v1","accession":"0001515156-23-000018","form_type":"8-K/A","ticker":"ARQ","cik":"0001515156","company_name":"Arq, Inc.","filed_at":"2023-03-02T23:59:59+00:00","discovered_at":"2026-05-14T18:03:45.345654+00:00","generated_at":"2026-06-18T15:01:17.717564+00:00","sec_items":["9.01"],"event_type":"m_and_a","sentiment":"neutral","materiality_score":0.75,"calibrated_materiality_score":0.75,"confidence":"high","headline":"ADES files Arq Limited financials for acquisition; Arq reports $115.7M net loss in 2021, going concern doubt","bullets":["Arq 2021 net loss $115.7M, operating loss $116.0M; 2020 net loss $32.8M.","Arq had $7.0M cash at Dec 31, 2021, net current liabilities $82.8M; auditor cites substantial doubt about going concern.","ADES acquired Arq on Feb 1, 2023 in all-stock transaction; pro forma combined financials filed.","Arq's 2020 financials restated to correct misstatements in property, plant & equipment and reserves.","Arq's plant operating expenses $96.2M in 2021 (vs $3.8M in 2020) due to $90.1M impairment loss."],"urls":{"canonical":"https://secwatch.observer/filing/0001515156-23-000018","json":"https://secwatch.observer/filing/0001515156-23-000018.json","markdown":"https://secwatch.observer/filing/0001515156-23-000018.md","text":"https://secwatch.observer/filing/0001515156-23-000018.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1515156/000151515623000018/0001515156-23-000018-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1515156/000151515623000018/ades-20230201.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-18T15:01:17.717564+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"}