{"schema_version":"secwatch.filing_event.v1","accession":"0000950142-23-000635","form_type":"8-K","ticker":"SNCY","cik":"0001743907","company_name":"Sun Country Airlines Holdings, Inc.","filed_at":"2023-03-07T23:59:59+00:00","discovered_at":"2026-05-14T18:03:46.380944+00:00","generated_at":"2026-06-18T09:53:44.754199+00:00","sec_items":["5.02","9.01"],"event_type":"leadership","sentiment":"neutral","materiality_score":0.4,"calibrated_materiality_score":0.4,"confidence":"high","headline":"Sun Country Airlines appoints Jennifer Vogel as Board Chair; David Siegel resigns","bullets":["David Siegel resigned from Board effective March 7, 2023; no disagreement, conflict unrelated to company.","Board appointed Jennifer Vogel as Chairperson, effective immediately; she joined Board in October 2022.","Vogel is former SVP, General Counsel at Continental Airlines and serves on multiple public company boards.","Siegel previously announced intention to resign by March 31; resignation was accelerated."],"urls":{"canonical":"https://secwatch.observer/filing/0000950142-23-000635","json":"https://secwatch.observer/filing/0000950142-23-000635.json","markdown":"https://secwatch.observer/filing/0000950142-23-000635.md","text":"https://secwatch.observer/filing/0000950142-23-000635.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1743907/000095014223000635/0000950142-23-000635-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1743907/000095014223000635/eh230336864_8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-18T09:53:44.754199+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":"53c871cf40","claim":"David Siegel resigned as Member of the Board of Directors at Sun Country Airlines Holdings, Inc..","evidence_excerpt":"On March 7, 2023, Mr. Siegel notified the Company of his resignation from the Board of the Company, effectively immediately.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1743907/000095014223000635/0000950142-23-000635-index.htm","confidence":0.95,"family_label":"Executive change","details":[{"label":"Action","value":"resigned"},{"label":"Role","value":"Member of the Board of Directors"}],"fact_type":"executive_change"},{"claim_id":"f421e04bed","claim":"Jennifer Vogel was appointed as Chairperson of the Board at Sun Country Airlines Holdings, Inc..","evidence_excerpt":"the Board appointed Jennifer Vogel to replace Mr. Siegel as chairperson of the Board, effective immediately.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1743907/000095014223000635/0000950142-23-000635-index.htm","confidence":0.95,"family_label":"Executive change","details":[{"label":"Action","value":"appointed"},{"label":"Role","value":"Chairperson of the Board"}],"fact_type":"executive_change"}],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}