{"filing":{"accession_number":"0001178819-26-000070","cik":"0001178819","ticker":"AGI","company_name":"ALAMOS GOLD INC","form":"6-K","filing_date":"2026-06-18","report_date":null,"primary_document":"a6kalamosgoldprovidesopera.htm","primary_document_url":"https://www.sec.gov/Archives/edgar/data/1178819/000117881926000070/a6kalamosgoldprovidesopera.htm"},"events":[{"id":12099,"run_id":10661,"accession_number":"0001178819-26-000070","anchor_item_number":"EX-99.1","event_type":"operational_other","event_domain":"operational","is_material":true,"confidence":0.85,"summary":"This press release discloses material operational challenges and revised production guidance for Alamos Gold's Canadian operations. The Young-Davidson mine experienced seismic events that damaged infrastructure and limited access to higher-grade stopes, plus unplanned power outages, resulting in revised Q2 production guidance of 130,000–135,000 ounces (a 12% decrease from prior guidance) and expected full-year production below the low end of 2026 guidance. While the Island Gold District remains on track, the operational disruptions and significant downward revision to consolidated production and cost guidance would materially affect a reasonable investor's assessment of the registrant's near-term performance and 2026 outlook.","company_name":"ALAMOS GOLD INC","ticker":"AGI","filing_date":"2026-06-18","form":"6-K","submitted_at":null,"items":[{"id":8857,"accession_number":"0001178819-26-000070","item_number":"EX-99.1","item_title":"ex991alamosgoldprovidesope.htm","event_type":"operational_other","event_domain":"operational","is_material":true,"confidence":0.85,"reasoning":"This press release discloses material operational challenges and revised production guidance for Alamos Gold's Canadian operations. The Young-Davidson mine experienced seismic events that damaged infrastructure and limited access to higher-grade stopes, plus unplanned power outages, resulting in revised Q2 production guidance of 130,000–135,000 ounces (a 12% decrease from prior guidance) and expected full-year production below the low end of 2026 guidance. While the Island Gold District remains on track, the operational disruptions and significant downward revision to consolidated production and cost guidance would materially affect a reasonable investor's assessment of the registrant's near-term performance and 2026 outlook.","classifier_version":"claude-haiku-4-5-20251001+prompt-08fd3440","taxonomy_version":"v1.2","classified_at":"2026-06-21T19:02:44.205125+00:00","company_name":"","ticker":null,"filing_date":""}]}],"classifications":[{"id":8857,"accession_number":"0001178819-26-000070","item_number":"EX-99.1","item_title":"ex991alamosgoldprovidesope.htm","event_type":"operational_other","event_domain":"operational","is_material":true,"confidence":0.85,"reasoning":"This press release discloses material operational challenges and revised production guidance for Alamos Gold's Canadian operations. The Young-Davidson mine experienced seismic events that damaged infrastructure and limited access to higher-grade stopes, plus unplanned power outages, resulting in revised Q2 production guidance of 130,000–135,000 ounces (a 12% decrease from prior guidance) and expected full-year production below the low end of 2026 guidance. While the Island Gold District remains on track, the operational disruptions and significant downward revision to consolidated production and cost guidance would materially affect a reasonable investor's assessment of the registrant's near-term performance and 2026 outlook.","classifier_version":"claude-haiku-4-5-20251001+prompt-08fd3440","taxonomy_version":"v1.2","classified_at":"2026-06-21T19:02:44.205125+00:00","company_name":"ALAMOS GOLD INC","ticker":"AGI","filing_date":"2026-06-18"}]}