{"schema_version":"secwatch.filing_event.v1","accession":"0001140361-26-004899","form_type":"8-K","ticker":"AMRZ","cik":"0002035989","company_name":"Amrize Ltd","filed_at":"2026-02-12T23:59:59+00:00","discovered_at":"2026-05-14T18:02:37.083777+00:00","generated_at":"2026-05-16T03:07:41.158149+00:00","sec_items":["5.02"],"event_type":"leadership","sentiment":"neutral","materiality_score":0.25,"calibrated_materiality_score":0.25,"confidence":"high","headline":"Director Theresa Drew resigns; Rivkin named Audit Chair, Ladhani joins Audit Committee","bullets":["Theresa Drew stepped down from the Board on February 11, 2026; resignation not related to any disagreement.","Robert S. Rivkin appointed Chair of the Audit Committee, effective February 11, 2026.","Holli Ladhani appointed to the Audit Committee as a qualified audit committee financial expert.","Board thanks Drew for her service; transitions are orderly."],"urls":{"canonical":"https://secwatch.observer/filing/0001140361-26-004899","json":"https://secwatch.observer/filing/0001140361-26-004899.json","markdown":"https://secwatch.observer/filing/0001140361-26-004899.md","text":"https://secwatch.observer/filing/0001140361-26-004899.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/2035989/000114036126004899/0001140361-26-004899-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/2035989/000114036126004899/ef20065536_8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-05-16T03:07:41.158149+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":[],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}