{"schema_version":"secwatch.filing_event.v1","accession":"0001193125-23-074105","form_type":"8-K","ticker":"RJET","cik":"0000810332","company_name":"REPUBLIC AIRWAYS HOLDINGS INC.","filed_at":"2023-03-17T23:59:59+00:00","discovered_at":"2026-05-14T18:03:48.144023+00:00","generated_at":"2026-06-17T23:57:41.106443+00:00","sec_items":["4.01","9.01"],"event_type":"other_material","sentiment":"neutral","materiality_score":0.6,"calibrated_materiality_score":0.6,"confidence":"high","headline":"Mesa Air Group dismisses EY as auditor, appoints RSM US LLP for FY2023","bullets":["Dismissed EY as independent auditor effective March 17, 2023, approved by Audit Committee.","EY's audit reports for FY2022 and FY2021 were unqualified; no disagreements over accounting principles.","Previously reported material weaknesses in internal controls related to net operating loss and asset impairment accounting.","Appointed RSM US LLP as new independent auditor for fiscal year ending September 30, 2023.","No prior consultations with RSM on accounting or auditing matters."],"urls":{"canonical":"https://secwatch.observer/filing/0001193125-23-074105","json":"https://secwatch.observer/filing/0001193125-23-074105.json","markdown":"https://secwatch.observer/filing/0001193125-23-074105.md","text":"https://secwatch.observer/filing/0001193125-23-074105.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/810332/000119312523074105/0001193125-23-074105-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/810332/000119312523074105/d478964d8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-17T23:57:41.106443+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":"1970ea4c928eb654e1084e2d1bf0b106e858c1b0","claim":"REPUBLIC AIRWAYS HOLDINGS INC. dismissed Ernst & Young LLP as its auditor.","evidence_excerpt":"On March 13, 2023, Mesa Air Group, Inc. (the “Company”), upon the approval of the Audit Committee (the “Committee”) of the Board of Directors of the Company, notified Ernst & Young LLP (“EY), the Company’s current independent registered public accounting firm, that it would be dismissed from that position effective March 17, 2023.","evidence_source":"SEC 8-K Item 4.01/4.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/810332/000119312523074105/0001193125-23-074105-index.htm","confidence":0.9,"family_label":"Auditor Changes","details":[{"label":"Action","value":"dismissal"},{"label":"Auditor","value":"Ernst & Young LLP"},{"label":"Successor","value":"RSM US LLP"}],"fact_type":"auditor_change"},{"claim_id":"d1f3750e3a63ff3b68b7700910e8ed8fdd09af0f","claim":"REPUBLIC AIRWAYS HOLDINGS INC. engaged RSM US LLP as its auditor.","evidence_excerpt":"On March 17, 2023 the Committee appointed RSM US LLP (“RSM”) as the Company’s independent registered public accounting firm for the Company’s fiscal year ending September 30, 2023.","evidence_source":"SEC 8-K Item 4.01/4.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/810332/000119312523074105/0001193125-23-074105-index.htm","confidence":0.9,"family_label":"Auditor Changes","details":[{"label":"Action","value":"engagement"},{"label":"Auditor","value":"RSM US LLP"}],"fact_type":"auditor_change"}],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}