{"schema_version":"secwatch.filing_event.v1","accession":"0001718405-22-000093","form_type":"8-K","ticker":"HYMC","cik":"0001718405","company_name":"HYCROFT MINING HOLDING CORP","filed_at":"2022-11-16T23:59:59+00:00","discovered_at":"2026-05-14T18:03:51.867335+00:00","generated_at":"2026-06-21T17:34:25.238273+00:00","sec_items":["4.01","9.01"],"event_type":"other_material","sentiment":"neutral","materiality_score":0.4,"calibrated_materiality_score":0.4,"confidence":"high","headline":"Hycroft Mining dismisses Plante Moran as auditor, engages Moss Adams for FY2022","bullets":["Audit Committee dismissed Plante Moran on Nov 10, 2022; no disagreements on accounting principles.","Plante Moran's 2020 audit report included going-concern emphasis; 2021 report did not after March 2022 financing.","Material weakness in internal controls over SPAC warrants was identified in 2020/2021 but remediated.","Moss Adams appointed as new independent auditor for fiscal year ending Dec 31, 2022, after an RFP process."],"urls":{"canonical":"https://secwatch.observer/filing/0001718405-22-000093","json":"https://secwatch.observer/filing/0001718405-22-000093.json","markdown":"https://secwatch.observer/filing/0001718405-22-000093.md","text":"https://secwatch.observer/filing/0001718405-22-000093.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1718405/000171840522000093/0001718405-22-000093-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1718405/000171840522000093/hymc-20221110.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-21T17:34:25.238273+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":"38c10bb4e5b56b0bcc48307c18b65a7c785a5126","claim":"HYCROFT MINING HOLDING CORP engaged Moss Adams, LLP as its auditor.","evidence_excerpt":"On November 10, 2022, the Audit Committee approved the engagement of Moss Adams, LLP, as the Company's independent registered public accounting firm for the fiscal year ending December 31, 2022.","evidence_source":"SEC 8-K Item 4.01/4.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1718405/000171840522000093/0001718405-22-000093-index.htm","confidence":0.9,"family_label":"Auditor Changes","details":[{"label":"Action","value":"engagement"},{"label":"Auditor","value":"Moss Adams, LLP"}],"fact_type":"auditor_change"},{"claim_id":"50ab16fd51e2c0da3ca9f9f9a124c6c5ef9cf8b7","claim":"HYCROFT MINING HOLDING CORP dismissed Plante & Moran, PLLC as its auditor.","evidence_excerpt":"On November 10, 2022, the Audit Committee of the Board of Directors (the “Audit Committee”) of Hycroft Mining Holding Corporation (the “Company”), approved the dismissal of Plante & Moran, PLLC (“Plante Moran”) as the Company’s independent registered public accounting firm.","evidence_source":"SEC 8-K Item 4.01/4.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1718405/000171840522000093/0001718405-22-000093-index.htm","confidence":0.9,"family_label":"Auditor Changes","details":[{"label":"Action","value":"dismissal"},{"label":"Auditor","value":"Plante & Moran, PLLC"}],"fact_type":"auditor_change"}],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}