{"schema_version":"secwatch.filing_event.v1","accession":"0001595974-21-000045","form_type":"8-K","ticker":"MGNI","cik":"0001595974","company_name":"MAGNITE, INC.","filed_at":"2021-07-02T23:59:59+00:00","discovered_at":"2026-05-14T18:04:18.732378+00:00","generated_at":"2026-06-30T07:35:45.765581+00:00","sec_items":["1.01","5.02","5.07","9.01"],"event_type":"leadership","sentiment":"neutral","materiality_score":0.55,"calibrated_materiality_score":0.55,"confidence":"high","headline":"Magnite appoints Brian Gephart as Chief Accounting Officer; extends credit facility by $12.5M","bullets":["Brian Gephart appointed CAO effective June 28, 2021; previously CFO of Leaf Group.","Gephart receives one-time equity award: 18,268 RSUs and options for 13,594 shares at $34.68, vesting over 4 years.","Revolving credit facility increased by $12.5M; letter of credit sublimit raised by $5M; terms unchanged.","Annual meeting results: elected Class I directors Frankenberg, Harden, Rossman; ratified Deloitte; approved exec compensation."],"urls":{"canonical":"https://secwatch.observer/filing/0001595974-21-000045","json":"https://secwatch.observer/filing/0001595974-21-000045.json","markdown":"https://secwatch.observer/filing/0001595974-21-000045.md","text":"https://secwatch.observer/filing/0001595974-21-000045.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1595974/000159597421000045/0001595974-21-000045-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1595974/000159597421000045/mgni-20210628.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-30T07:35:45.765581+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":"556e25ccf5","claim":"Brian Gephart was appointed as Chief Accounting Officer at MAGNITE, INC..","evidence_excerpt":"On June 28, 2021, the Company appointed Brian Gephart as Chief Accounting Officer of the Company.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1595974/000159597421000045/0001595974-21-000045-index.htm","confidence":0.95,"family_label":"Executive change","details":[{"label":"Action","value":"appointed"},{"label":"Role","value":"Chief Accounting Officer"}],"fact_type":"executive_change"}],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}