secwatch.observer — SEC 8-K summary ====================================== Issuer: Arq, Inc. (ARQ) CIK: 0001515156 Form: 8-K Filed at: 2026-06-18T20:31:11+00:00 Accession: 0001515156-26-000075 Event type: leadership Sentiment: neutral Materiality: 0.50 Item codes: 5.02 LLM model: deepseek-v4-flash:cloud@v2 Arq appoints interim CAO Peter Owino; CEO Rasmus designated interim PFO until new CFO starts July 27 -------------------------------------------------------------------------------- - 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. Source: EDGAR index: https://www.sec.gov/Archives/edgar/data/1515156/000151515626000075/0001515156-26-000075-index.htm Primary doc: https://www.sec.gov/Archives/edgar/data/1515156/000151515626000075/ades-20260614.htm HTML page: https://secwatch.observer/filing/0001515156-26-000075 License: Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer