{"schema_version":"secwatch.filing_event.v1","accession":"0001515156-26-000075","form_type":"8-K","ticker":"ARQ","cik":"0001515156","company_name":"Arq, Inc.","filed_at":"2026-06-18T20:31:11+00:00","discovered_at":"2026-06-18T20:32:00.225889+00:00","generated_at":"2026-06-18T20:40:23.396634+00:00","sec_items":["5.02"],"event_type":"leadership","sentiment":"neutral","materiality_score":0.5,"calibrated_materiality_score":0.5,"confidence":"high","headline":"Arq appoints interim CAO Peter Owino; CEO Rasmus designated interim PFO until new CFO starts July 27","bullets":["Peter Owino named Interim Chief Accounting Officer effective June 12, 2026; consulting fee $350/hour, capped at $63,000/month via Princeton Business Consulting.","CEO Bob Rasmus designated as principal financial officer until Shimon Steinmetz begins as CFO on or around July 27, 2026.","Mr. Owino has over 20 years of accounting and finance experience, including as Corporate Controller of Colliers Engineering & Design from 2024 to 2026.","Consulting agreement with Princeton Business Consulting has indefinite term, terminable on 30 days' notice."],"urls":{"canonical":"https://secwatch.observer/filing/0001515156-26-000075","json":"https://secwatch.observer/filing/0001515156-26-000075.json","markdown":"https://secwatch.observer/filing/0001515156-26-000075.md","text":"https://secwatch.observer/filing/0001515156-26-000075.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1515156/000151515626000075/0001515156-26-000075-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1515156/000151515626000075/ades-20260614.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-18T20:40:23.396634+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":"015a500bb1","claim":"Bob Rasmus changed role as principal financial officer at Arq, Inc..","evidence_excerpt":"Also on June 14, 2026, the Board designated Bob Rasmus, the Company's President, Chief Executive Officer, and current principal executive officer, as the Company's principal financial officer, to serve in that role until Shimon Steinmetz commences his employment as the Company's Chief Financial Officer on or around July 27, 2026, as previously disclosed.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1515156/000151515626000075/0001515156-26-000075-index.htm","confidence":0.95,"family_label":"Executive change","details":[{"label":"Action","value":"designated"},{"label":"Role","value":"principal financial officer"}],"fact_type":"executive_change"},{"claim_id":"88b75a853e","claim":"Peter Owino was appointed as Interim Chief Accounting Officer at Arq, Inc..","evidence_excerpt":"On June 14, 2026, the Board of Directors (the “Board”) of Arq, Inc. (the “Company”) appointed Peter Owino, 51, as the Company’s Interim Chief Accounting Officer, effective as of June 12, 2026.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1515156/000151515626000075/0001515156-26-000075-index.htm","confidence":0.95,"family_label":"Executive change","details":[{"label":"Action","value":"appointed"},{"label":"Role","value":"Interim Chief Accounting Officer"}],"fact_type":"executive_change"},{"claim_id":"eb591b42b4","claim":"Shimon Steinmetz was appointed as Chief Financial Officer at Arq, Inc..","evidence_excerpt":"until Shimon Steinmetz commences his employment as the Company's Chief Financial Officer on or around July 27, 2026, as previously disclosed.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1515156/000151515626000075/0001515156-26-000075-index.htm","confidence":0.8,"family_label":"Executive change","details":[{"label":"Action","value":"will commence"},{"label":"Role","value":"Chief Financial Officer"}],"fact_type":"executive_change"}],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}