{"schema_version":"secwatch.filing_event.v1","accession":"0000089439-25-000037","form_type":"8-K","ticker":"MLI","cik":"0000089439","company_name":"MUELLER INDUSTRIES INC","filed_at":"2025-06-10T23:59:59+00:00","discovered_at":"2026-05-14T18:02:51.699588+00:00","generated_at":"2026-05-19T16:35:09.481071+00:00","sec_items":["5.02"],"event_type":"leadership","sentiment":"neutral","materiality_score":0.3,"calibrated_materiality_score":0.3,"confidence":"high","headline":"Mueller Industries CMO Steffen Sigloch transitions to Strategic Advisor effective Aug 1, 2025","bullets":["Effective August 1, 2025, Steffen Sigloch steps down as Chief Manufacturing Officer.","He will continue as Strategic Advisor for Industry Relations, leveraging expertise gained before and at Mueller.","No replacement named; Sigloch will advise on projects using specialized knowledge.","Role change is not a departure; Sigloch remains with the company in an advisory capacity."],"urls":{"canonical":"https://secwatch.observer/filing/0000089439-25-000037","json":"https://secwatch.observer/filing/0000089439-25-000037.json","markdown":"https://secwatch.observer/filing/0000089439-25-000037.md","text":"https://secwatch.observer/filing/0000089439-25-000037.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/89439/000008943925000037/0000089439-25-000037-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/89439/000008943925000037/mli-20250610.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-05-19T16:35:09.481071+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":"d1ff21fdae","claim":"Steffen Sigloch changed role as Strategic Advisor for Industry Relations at MUELLER INDUSTRIES INC.","evidence_excerpt":"Effective August 1, 2025, Steffen Sigloch will transition from his position as Chief Manufacturing Officer of Mueller Industries, Inc. (the “Company”) and continue in the role of Strategic Advisor for Industry Relations.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/89439/000008943925000037/0000089439-25-000037-index.htm","confidence":0.95,"family_label":"Executive change","details":[{"label":"Action","value":"transitioned"},{"label":"Role","value":"Strategic Advisor for Industry Relations"}],"fact_type":"executive_change"}],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}