{"filing":{"accession_number":"0001628280-26-062800","cik":"0002091017","ticker":"SSMR","company_name":"Sunshine Silver Mining \u0026 Refining Co","form":"8-K","filing_date":"2026-09-21","report_date":"2026-09-21","primary_document":"ssmr-20260921.htm","primary_document_url":"https://www.sec.gov/Archives/edgar/data/2091017/000162828026062800/ssmr-20260921.htm"},"events":[{"id":33854,"run_id":31157,"accession_number":"0001628280-26-062800","anchor_item_number":"7.01","event_type":"operational_other","event_domain":"operational","is_material":true,"confidence":0.75,"summary":"Sunshine Silver announced a 60% expansion of its Silver Valley mineral rights position (from ~24,000 to ~38,000 acres) and initiation of a multi-year, 45,000-meter district-scale exploration program targeting three drill-ready areas. This is a material operational and strategic development—a significant expansion of the company's exploration footprint and resource base—but does not fit the specific categories of M\u0026A activity, material impairment, or other named event types. The disclosure is operational in nature, relating to exploration strategy and land position expansion rather than financial results, executive changes, or accounting matters.","company_name":"Sunshine Silver Mining \u0026 Refining Co","ticker":"SSMR","filing_date":"2026-09-21","form":"8-K","submitted_at":null,"items":[{"id":37415,"accession_number":"0001628280-26-062800","item_number":"7.01","item_title":"Regulation FD Disclosure.","event_type":"operational_other","event_domain":"operational","is_material":true,"confidence":0.75,"reasoning":"Sunshine Silver announced a 60% expansion of its Silver Valley mineral rights position (from ~24,000 to ~38,000 acres) and initiation of a multi-year, 45,000-meter district-scale exploration program targeting three drill-ready areas. This is a material operational and strategic development—a significant expansion of the company's exploration footprint and resource base—but does not fit the specific categories of M\u0026A activity, material impairment, or other named event types. The disclosure is operational in nature, relating to exploration strategy and land position expansion rather than financial results, executive changes, or accounting matters.","classifier_version":"claude-haiku-4-5-20251001+prompt-a85dd512","taxonomy_version":"v1.3","classified_at":"2026-09-21T11:02:43.539169+00:00","company_name":"","ticker":null,"filing_date":""}]}],"classifications":[{"id":37415,"accession_number":"0001628280-26-062800","item_number":"7.01","item_title":"Regulation FD Disclosure.","event_type":"operational_other","event_domain":"operational","is_material":true,"confidence":0.75,"reasoning":"Sunshine Silver announced a 60% expansion of its Silver Valley mineral rights position (from ~24,000 to ~38,000 acres) and initiation of a multi-year, 45,000-meter district-scale exploration program targeting three drill-ready areas. This is a material operational and strategic development—a significant expansion of the company's exploration footprint and resource base—but does not fit the specific categories of M\u0026A activity, material impairment, or other named event types. The disclosure is operational in nature, relating to exploration strategy and land position expansion rather than financial results, executive changes, or accounting matters.","classifier_version":"claude-haiku-4-5-20251001+prompt-a85dd512","taxonomy_version":"v1.3","classified_at":"2026-09-21T11:02:43.539169+00:00","company_name":"Sunshine Silver Mining \u0026 Refining Co","ticker":"SSMR","filing_date":"2026-09-21"}]}