{"filing":{"accession_number":"0001178819-26-000076","cik":"0001178819","ticker":"AGI","company_name":"ALAMOS GOLD INC","form":"6-K","filing_date":"2026-06-23","report_date":null,"primary_document":"a6kalamosgoldmaterialchang.htm","primary_document_url":"https://www.sec.gov/Archives/edgar/data/1178819/000117881926000076/a6kalamosgoldmaterialchang.htm"},"events":[{"id":13053,"run_id":11580,"accession_number":"0001178819-26-000076","anchor_item_number":"EX-99.1","event_type":"operational_other","event_domain":"operational","is_material":true,"confidence":0.85,"summary":"This Material Change Report discloses operational disruptions at Alamos Gold's Young-Davidson mine caused by seismic events (June 12, 2026) and power outages (May 2026), resulting in revised production guidance downward by 12% for Q2 2026 and expectations that full-year 2026 consolidated production will fall below the low end of prior guidance with costs above guidance. While the disclosure includes operational updates on Island Gold District and hedging activities, the material event is the operational disruption and associated guidance revision, which is an operational matter affecting production and costs rather than a discrete event type like impairment or restructuring.","company_name":"ALAMOS GOLD INC","ticker":"AGI","filing_date":"2026-06-23","form":"6-K","submitted_at":null,"items":[{"id":10087,"accession_number":"0001178819-26-000076","item_number":"EX-99.1","item_title":"ex991alamosgoldmaterialcha.htm","event_type":"operational_other","event_domain":"operational","is_material":true,"confidence":0.85,"reasoning":"This Material Change Report discloses operational disruptions at Alamos Gold's Young-Davidson mine caused by seismic events (June 12, 2026) and power outages (May 2026), resulting in revised production guidance downward by 12% for Q2 2026 and expectations that full-year 2026 consolidated production will fall below the low end of prior guidance with costs above guidance. While the disclosure includes operational updates on Island Gold District and hedging activities, the material event is the operational disruption and associated guidance revision, which is an operational matter affecting production and costs rather than a discrete event type like impairment or restructuring.","classifier_version":"claude-haiku-4-5-20251001+prompt-6be895f9","taxonomy_version":"v1.3","classified_at":"2026-06-23T13:12:39.012723+00:00","company_name":"","ticker":null,"filing_date":""}]}],"classifications":[{"id":10087,"accession_number":"0001178819-26-000076","item_number":"EX-99.1","item_title":"ex991alamosgoldmaterialcha.htm","event_type":"operational_other","event_domain":"operational","is_material":true,"confidence":0.85,"reasoning":"This Material Change Report discloses operational disruptions at Alamos Gold's Young-Davidson mine caused by seismic events (June 12, 2026) and power outages (May 2026), resulting in revised production guidance downward by 12% for Q2 2026 and expectations that full-year 2026 consolidated production will fall below the low end of prior guidance with costs above guidance. While the disclosure includes operational updates on Island Gold District and hedging activities, the material event is the operational disruption and associated guidance revision, which is an operational matter affecting production and costs rather than a discrete event type like impairment or restructuring.","classifier_version":"claude-haiku-4-5-20251001+prompt-6be895f9","taxonomy_version":"v1.3","classified_at":"2026-06-23T13:12:39.012723+00:00","company_name":"ALAMOS GOLD INC","ticker":"AGI","filing_date":"2026-06-23"}]}