{"schema_version":"secwatch.filing_event.v1","accession":"0000773141-24-000046","form_type":"8-K","ticker":null,"cik":"0000773141","company_name":"SEKISUI HOUSE U.S., INC.","filed_at":"2024-10-31T23:59:59+00:00","discovered_at":"2026-05-14T18:03:11.003809+00:00","generated_at":"2026-05-30T07:49:12.964940+00:00","sec_items":["5.02","7.01","9.01"],"event_type":"leadership","sentiment":"neutral","materiality_score":0.4,"calibrated_materiality_score":0.4,"confidence":"high","headline":"MDC Holdings founder/CEO to depart Dec 31; $21M total severance","bullets":["Founder/Executive Chairman Larry Mizel and CEO David Mandarich departing Dec 31, 2024.","Mizel receives approx $11M lump sum; Mandarich approx $10M per amended employment agreement.","Departures follow MDC's acquisition by Sekisui House earlier in 2024.","Sekisui House expresses gratitude; says leadership positively influenced the organization."],"urls":{"canonical":"https://secwatch.observer/filing/0000773141-24-000046","json":"https://secwatch.observer/filing/0000773141-24-000046.json","markdown":"https://secwatch.observer/filing/0000773141-24-000046.md","text":"https://secwatch.observer/filing/0000773141-24-000046.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/773141/000077314124000046/0000773141-24-000046-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/773141/000077314124000046/mdc-20241028.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-05-30T07:49:12.964940+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":"c01fe1a457","claim":"Larry A. Mizel departed as Founder Executive Chairman of the Board of Directors at SEKISUI HOUSE U.S., INC..","evidence_excerpt":"On October 28, 2024, the Board of Directors of M.D.C. Holdings, Inc. (\"MDC\") approved the departure planned for December 31, 2024 of Larry A. Mizel, MDC’s Founder Executive Chairman of the Board of Directors, and David D. Mandarich, MDC’s President, Chief Executive Officer and Director.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/773141/000077314124000046/0000773141-24-000046-index.htm","confidence":0.95,"family_label":"Executive change","details":[{"label":"Action","value":"departure"},{"label":"Role","value":"Founder Executive Chairman of the Board of Directors"}],"fact_type":"executive_change"},{"claim_id":"c68c4ae9e4","claim":"David D. Mandarich departed as President, Chief Executive Officer and Director at SEKISUI HOUSE U.S., INC..","evidence_excerpt":"On October 28, 2024, the Board of Directors of M.D.C. Holdings, Inc. (\"MDC\") approved the departure planned for December 31, 2024 of Larry A. Mizel, MDC’s Founder Executive Chairman of the Board of Directors, and David D. Mandarich, MDC’s President, Chief Executive Officer and Director.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/773141/000077314124000046/0000773141-24-000046-index.htm","confidence":0.95,"family_label":"Executive change","details":[{"label":"Action","value":"departure"},{"label":"Role","value":"President, Chief Executive Officer and Director"}],"fact_type":"executive_change"}],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}