{"schema_version":"secwatch.filing_event.v1","accession":"0001493152-26-013710","form_type":"8-K","ticker":"SLNH","cik":"0000064463","company_name":"Soluna Holdings, Inc","filed_at":"2026-03-31T23:59:59+00:00","discovered_at":"2026-05-14T18:02:37.473265+00:00","generated_at":"2026-05-15T08:17:47.804224+00:00","sec_items":["4.01","9.01"],"event_type":"other_material","sentiment":"neutral","materiality_score":0.5,"calibrated_materiality_score":0.5,"confidence":"high","headline":"Soluna Holdings dismisses UHY as auditor, appoints KPMG for FY 2026","bullets":["Dismissal of UHY effective March 29, 2026, approved by Audit Committee.","No disagreements or reportable events in FY 2024 or FY 2025 audits.","Audit reports for those years were unqualified with no adverse opinions.","KPMG appointed as new independent auditor for fiscal year ending Dec 31, 2026."],"urls":{"canonical":"https://secwatch.observer/filing/0001493152-26-013710","json":"https://secwatch.observer/filing/0001493152-26-013710.json","markdown":"https://secwatch.observer/filing/0001493152-26-013710.md","text":"https://secwatch.observer/filing/0001493152-26-013710.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/64463/000149315226013710/0001493152-26-013710-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/64463/000149315226013710/form8-k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-05-15T08:17:47.804224+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":"6d06353494e5d362a878d9b8812a7d8597f7543a","claim":"Soluna Holdings, Inc engaged KPMG LLP as its auditor.","evidence_excerpt":"On March 29, 2026, the Audit Committee approved the appointment of KPMG LLP (“KPMG”) as the Company’s new independent registered public accounting firm for the fiscal year ended December 31, 2026.","evidence_source":"SEC 8-K Item 4.01/4.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/64463/000149315226013710/0001493152-26-013710-index.htm","confidence":0.9},{"claim_id":"eeda9f32ccda67467f6204bac3777ebe6df3c0cf","claim":"Soluna Holdings, Inc dismissed UHY LLP as its auditor.","evidence_excerpt":"On March 29, 2026, Soluna Holdings, Inc. 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