{"schema_version":"secwatch.filing_event.v1","accession":"0000950170-24-043691","form_type":"8-K","ticker":"CMBMF","cik":"0001738177","company_name":"Cambium Networks Corp","filed_at":"2024-04-11T23:59:59+00:00","discovered_at":"2026-05-14T18:03:19.830264+00:00","generated_at":"2026-06-04T00:06:04.275614+00:00","sec_items":["4.01","9.01"],"event_type":"other_material","sentiment":"neutral","materiality_score":0.55,"calibrated_materiality_score":0.55,"confidence":"high","headline":"Cambium Networks dismisses KPMG, appoints Grant Thornton as auditor; cites material weaknesses","bullets":["KPMG dismissed as auditor on April 5, 2024; Grant Thornton appointed for FY 2024.","No disagreements with KPMG in FY 2022/2023 or subsequent interim period.","KPMG advised of material weaknesses in control environment for inventory obsolescence reserve and deferred tax assets.","Previous audit reports from KPMG were unqualified; no adverse opinions or modifications.","Audit committee conducted competitive selection process for new independent accounting firm."],"urls":{"canonical":"https://secwatch.observer/filing/0000950170-24-043691","json":"https://secwatch.observer/filing/0000950170-24-043691.json","markdown":"https://secwatch.observer/filing/0000950170-24-043691.md","text":"https://secwatch.observer/filing/0000950170-24-043691.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1738177/000095017024043691/0000950170-24-043691-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1738177/000095017024043691/cmbm-20240405.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-04T00:06:04.275614+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":"125881743cd0c773602fd624cea18572eed35e45","claim":"Cambium Networks Corp engaged Grant Thornton LLP as its auditor.","evidence_excerpt":"On April 5, 2024, the Audit Committee of the Board of Directors approved the appointment of Grant Thornton as the Company’s independent registered public accounting firm for the year ending December 31, 2024.","evidence_source":"SEC 8-K Item 4.01/4.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1738177/000095017024043691/0000950170-24-043691-index.htm","confidence":0.9,"family_label":"Auditor Changes","details":[{"label":"Action","value":"engagement"},{"label":"Auditor","value":"Grant Thornton LLP"}],"fact_type":"auditor_change"},{"claim_id":"3b45fe31d1105db8cde514c9385f7fe86be6ee55","claim":"Cambium Networks Corp dismissed KPMG LLP as its auditor.","evidence_excerpt":"KPMG was dismissed as the Company’s independent registered public accounting firm on April 5, 2024.","evidence_source":"SEC 8-K Item 4.01/4.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1738177/000095017024043691/0000950170-24-043691-index.htm","confidence":0.9,"family_label":"Auditor Changes","details":[{"label":"Action","value":"dismissal"},{"label":"Auditor","value":"KPMG LLP"},{"label":"Successor","value":"Grant Thornton LLP"}],"fact_type":"auditor_change"}],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}