{"schema_version":"secwatch.filing_event.v1","accession":"0001823239-23-000020","form_type":"8-K","ticker":"MRVI","cik":"0001823239","company_name":"MARAVAI LIFESCIENCES HOLDINGS, INC.","filed_at":"2023-03-13T23:59:59+00:00","discovered_at":"2026-05-14T18:03:46.814007+00:00","generated_at":"2026-06-18T04:47:12.457547+00:00","sec_items":["5.02"],"event_type":"leadership","sentiment":"neutral","materiality_score":0.6,"calibrated_materiality_score":0.6,"confidence":"high","headline":"Maravai LifeSciences COO Brian Neel Resigns; Andrew Burch Named Successor","bullets":["Brian Neel resigned as COO, Nucleic Acid Production, effective March 31, 2023.","Andrew Burch, formerly of Thermo Fisher Scientific, appointed EVP and General Manager of Nucleic Acid Products Division.","Burch will assume his role after Neel's departure on March 31, 2023."],"urls":{"canonical":"https://secwatch.observer/filing/0001823239-23-000020","json":"https://secwatch.observer/filing/0001823239-23-000020.json","markdown":"https://secwatch.observer/filing/0001823239-23-000020.md","text":"https://secwatch.observer/filing/0001823239-23-000020.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1823239/000182323923000020/0001823239-23-000020-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1823239/000182323923000020/mrvi-20230308.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-18T04:47:12.457547+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":"66536aeb00","claim":"Andrew Burch was appointed as Executive Vice President and General Manager of the Company’s Nucleic Acid Products Operating Division at MARAVAI LIFESCIENCES HOLDINGS, INC..","evidence_excerpt":"Andrew Burch, previously an executive at Thermo Fisher Scientific, has joined the Company and will assume the role of Executive Vice President and General Manager of the Company’s Nucleic Acid Products Operating Division following Mr. Neel’s departure on March 31st.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1823239/000182323923000020/0001823239-23-000020-index.htm","confidence":1.0,"family_label":"Executive change","details":[{"label":"Action","value":"appointed"},{"label":"Role","value":"Executive Vice President and General Manager of the Company’s Nucleic Acid Products Operating Division"}],"fact_type":"executive_change"},{"claim_id":"91055020bc","claim":"Brian Neel resigned as Chief Operating Officer, Nucleic Acid Production at MARAVAI LIFESCIENCES HOLDINGS, INC..","evidence_excerpt":"Brian Neel, Chief Operating Officer, Nucleic Acid Production, of Maravai LifeSciences Holdings, Inc. (the “Company”) notified the Company of his decision to resign to pursue other interests effective March 31, 2023.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1823239/000182323923000020/0001823239-23-000020-index.htm","confidence":1.0,"family_label":"Executive change","details":[{"label":"Action","value":"resigned"},{"label":"Role","value":"Chief Operating Officer, Nucleic Acid Production"}],"fact_type":"executive_change"}],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}