{"filing":{"accession_number":"0001243429-26-000084","cik":"0001243429","ticker":"ARCXF","company_name":"ArcelorMittal","form":"6-K","filing_date":"2026-09-25","report_date":"2026-09-25","primary_document":"arcelormittalform6-kseptem.htm","primary_document_url":"https://www.sec.gov/Archives/edgar/data/1243429/000124342926000084/arcelormittalform6-kseptem.htm"},"events":[{"id":35071,"run_id":32298,"accession_number":"0001243429-26-000084","anchor_item_number":"EX-99.1","event_type":"material_impairment","event_domain":"financial","is_material":true,"confidence":0.92,"summary":"The press release explicitly discloses that \"ArcelorMittal expects to record a non-cash impairment charge of approximately US$1 billion, principally reflecting the impairment of property, plant and equipment at ArcelorMittal Kryvyi Rih\" following multiple missile strikes that have rendered the Ukrainian subsidiary unable to safely restart operations. This is a material write-down of a significant asset base.","company_name":"ArcelorMittal","ticker":"ARCXF","filing_date":"2026-09-25","form":"6-K","submitted_at":null,"items":[{"id":39000,"accession_number":"0001243429-26-000084","item_number":"EX-99.1","item_title":"exhibit99192526.htm","event_type":"material_impairment","event_domain":"financial","is_material":true,"confidence":0.92,"reasoning":"The press release explicitly discloses that \"ArcelorMittal expects to record a non-cash impairment charge of approximately US$1 billion, principally reflecting the impairment of property, plant and equipment at ArcelorMittal Kryvyi Rih\" following multiple missile strikes that have rendered the Ukrainian subsidiary unable to safely restart operations. This is a material write-down of a significant asset base.","classifier_version":"claude-haiku-4-5-20251001+prompt-6be895f9","taxonomy_version":"v1.3","classified_at":"2026-09-25T17:18:37.400806+00:00","company_name":"","ticker":null,"filing_date":""}]}],"classifications":[{"id":39000,"accession_number":"0001243429-26-000084","item_number":"EX-99.1","item_title":"exhibit99192526.htm","event_type":"material_impairment","event_domain":"financial","is_material":true,"confidence":0.92,"reasoning":"The press release explicitly discloses that \"ArcelorMittal expects to record a non-cash impairment charge of approximately US$1 billion, principally reflecting the impairment of property, plant and equipment at ArcelorMittal Kryvyi Rih\" following multiple missile strikes that have rendered the Ukrainian subsidiary unable to safely restart operations. This is a material write-down of a significant asset base.","classifier_version":"claude-haiku-4-5-20251001+prompt-6be895f9","taxonomy_version":"v1.3","classified_at":"2026-09-25T17:18:37.400806+00:00","company_name":"ArcelorMittal","ticker":"ARCXF","filing_date":"2026-09-25"}]}