{"schema_version":"secwatch.filing_event.v1","accession":"0001580642-26-003064","form_type":"8-K","ticker":null,"cik":"0001925531","company_name":"New Mountain Guardian IV BDC, L.L.C.","filed_at":"2026-05-07T23:59:59+00:00","discovered_at":"2026-05-14T18:02:33.286767+00:00","generated_at":"2026-05-14T22:03:57.030275+00:00","sec_items":["5.02"],"event_type":"leadership","sentiment":"neutral","materiality_score":0.3,"calibrated_materiality_score":0.3,"confidence":"high","headline":"New Mountain Guardian IV BDC appoints Laura C. Holson as interim CFO & Treasurer","bullets":["Laura C. Holson appointed interim CFO and Treasurer of New Mountain Guardian IV BDC, effective May 29, 2026.","Holson, 40, also serves as COO and Managing Director at New Mountain Capital; previously held the same interim CFO role from March to November 2023.","She will serve until the company completes its search for a permanent successor.","No arrangements, family relationships, or reportable transactions exist between Holson and other officers/directors."],"urls":{"canonical":"https://secwatch.observer/filing/0001580642-26-003064","json":"https://secwatch.observer/filing/0001580642-26-003064.json","markdown":"https://secwatch.observer/filing/0001580642-26-003064.md","text":"https://secwatch.observer/filing/0001580642-26-003064.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1925531/000158064226003064/0001580642-26-003064-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1925531/000158064226003064/newmountainguardian4_8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-05-14T22:03:57.030275+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":"49ebf4e671","claim":"Laura C. Holson was appointed as interim Chief Financial Officer and Treasurer at New Mountain Guardian IV BDC, L.L.C..","evidence_excerpt":"the Board of Directors (the “ Board ”) of New Mountain Guardian IV BDC, L.L.C. (the “ Company ”) appointed Laura C. Holson as the interim Chief Financial Officer and Treasurer of the Company, effective May 29, 2026.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1925531/000158064226003064/0001580642-26-003064-index.htm","confidence":0.95,"family_label":"Executive change","details":[{"label":"Action","value":"appointed"},{"label":"Role","value":"interim Chief Financial Officer and Treasurer"}],"fact_type":"executive_change"}],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}