{"schema_version":"secwatch.filing_event.v1","accession":"0000089439-23-000014","form_type":"8-K","ticker":"MLI","cik":"0000089439","company_name":"MUELLER INDUSTRIES INC","filed_at":"2023-02-21T23:59:59+00:00","discovered_at":"2026-05-14T18:03:48.447894+00:00","generated_at":"2026-06-19T07:37:19.808115+00:00","sec_items":["5.03","9.01"],"event_type":"other","sentiment":"neutral","materiality_score":0.15,"calibrated_materiality_score":0.15,"confidence":"high","headline":"Mueller Industries amends bylaws, reduces board size from 9 to 8","bullets":["Board approved bylaw amendments effective February 17, 2023.","Updated stockholder nomination procedures to comply with SEC Rule 14a-19.","Removed requirement to make stockholder list available during meetings.","Reduced number of directors from nine to eight to reflect current board size."],"urls":{"canonical":"https://secwatch.observer/filing/0000089439-23-000014","json":"https://secwatch.observer/filing/0000089439-23-000014.json","markdown":"https://secwatch.observer/filing/0000089439-23-000014.md","text":"https://secwatch.observer/filing/0000089439-23-000014.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/89439/000008943923000014/0000089439-23-000014-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/89439/000008943923000014/mli-20230217.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-19T07:37:19.808115+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":"24b7696591b004ae8282e0133be43c6f68da3e8b","claim":"MUELLER INDUSTRIES INC: Amended bylaws to update stockholder nomination procedures per Rule 14a-19, remove stockholder list viewing requirement, and reduce board size from nine to eight directors (effective 2023-02-17).","evidence_excerpt":"On February 17, 2023, the Board of Directors of Mueller Industries, Inc. (the “Company”) approved amendments to the Company’s bylaws primarily in response to recent changes to the rules of the Securities and Exchange Commission and the Delaware General Corporation Law.","evidence_source":"SEC 8-K Item 5.03/5.05/5.06","evidence_url":"https://www.sec.gov/Archives/edgar/data/89439/000008943923000014/0000089439-23-000014-index.htm","confidence":0.9,"family_label":"Governance Changes","details":[{"label":"Change","value":"bylaw amendment"},{"label":"Effective","value":"2023-02-17"}],"fact_type":"governance_change"}],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}