{"schema_version":"secwatch.filing_event.v1","accession":"0001818383-26-000144","form_type":"8-K","ticker":"MAX","cik":"0001818383","company_name":"MediaAlpha, Inc.","filed_at":"2026-05-18T20:14:10+00:00","discovered_at":"2026-05-18T20:15:01.390642+00:00","generated_at":"2026-05-18T21:16:05.871893+00:00","sec_items":["5.02","7.01","9.01"],"event_type":"leadership","sentiment":"neutral","materiality_score":0.35,"calibrated_materiality_score":0.35,"confidence":"high","headline":"MediaAlpha appoints former NerdWallet CFO Lauren StClair to Board of Directors","bullets":["Appointment effective May 15, 2026; fills Class I vacancy and joins Audit Committee.","StClair currently CFO of Slice Technologies (March 2025–present), previously CFO of NerdWallet (Dec 2020–Mar 2025).","Over 13 years at eBay in senior finance roles including CFO of eBay North America and StubHub International.","Compensation consistent with non-employee director policy; standard indemnification agreement provided.","No arrangements, family relationships, or material interests requiring disclosure under Item 404(a)."],"urls":{"canonical":"https://secwatch.observer/filing/0001818383-26-000144","json":"https://secwatch.observer/filing/0001818383-26-000144.json","markdown":"https://secwatch.observer/filing/0001818383-26-000144.md","text":"https://secwatch.observer/filing/0001818383-26-000144.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1818383/000181838326000144/0001818383-26-000144-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1818383/000181838326000144/max-20260515.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-05-18T21:16:05.871893+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":"56f9713996","claim":"Lauren StClair was appointed as Director at MediaAlpha, Inc..","evidence_excerpt":"On May 15, 2026, the Board of Directors (the “Board”) of MediaAlpha, Inc. (the “Company”) appointed Lauren StClair as a member of the Board, filling the existing vacancy in Class I of the Board.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1818383/000181838326000144/0001818383-26-000144-index.htm","confidence":0.95,"family_label":"Executive change","details":[{"label":"Action","value":"appointed"},{"label":"Role","value":"Director"}],"fact_type":"executive_change"}],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}