{"schema_version":"secwatch.filing_event.v1","accession":"0001096056-21-000039","form_type":"8-K","ticker":"LXFR","cik":"0001096056","company_name":"LUXFER HOLDINGS PLC","filed_at":"2021-08-03T23:59:59+00:00","discovered_at":"2026-05-14T18:04:17.139852+00:00","generated_at":"2026-06-29T23:04:41.140165+00:00","sec_items":["5.02","9.01"],"event_type":"leadership","sentiment":"neutral","materiality_score":0.5,"calibrated_materiality_score":0.5,"confidence":"high","headline":"Luxfer announces retirement of David Landless and appointment of Patrick Mullen to board","bullets":["David Landless will not seek re-election at 2022 AGM per corporate governance guidelines after 9 years service.","Patrick K. Mullen appointed as Non-Executive Director effective September 1, 2021.","Mullen will join the Nominating and Governance Committee; he is former President and CEO of CB&I.","Successor as Board Chair to be announced in due course; Landless served as Chair since 2019."],"urls":{"canonical":"https://secwatch.observer/filing/0001096056-21-000039","json":"https://secwatch.observer/filing/0001096056-21-000039.json","markdown":"https://secwatch.observer/filing/0001096056-21-000039.md","text":"https://secwatch.observer/filing/0001096056-21-000039.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1096056/000109605621000039/0001096056-21-000039-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1096056/000109605621000039/a8-kboardannouncement.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-29T23:04:41.140165+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":"01b8ee2685","claim":"Patrick K. Mullen was appointed as Non-Executive Director at LUXFER HOLDINGS PLC.","evidence_excerpt":"On August 3, 2021, the Registrant issued a press release on their website announcing changes to their Board of Directors.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1096056/000109605621000039/0001096056-21-000039-index.htm","confidence":0.6,"family_label":"Executive change","details":[{"label":"Action","value":"appointed"},{"label":"Role","value":"Non-Executive Director"}],"fact_type":"executive_change"},{"claim_id":"2518883b74","claim":"David Landless retired as Director at LUXFER HOLDINGS PLC.","evidence_excerpt":"On August 3, 2021, the Registrant issued a press release on their website announcing changes to their Board of Directors.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1096056/000109605621000039/0001096056-21-000039-index.htm","confidence":0.6,"family_label":"Executive change","details":[{"label":"Action","value":"retired"},{"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"}