{"filing":{"accession_number":"0001062993-26-005519","cik":"0001322422","ticker":"HBM","company_name":"Hudbay Minerals Inc.","form":"6-K","filing_date":"2026-10-23","report_date":"2026-09-30","primary_document":"form6k.htm","primary_document_url":"https://www.sec.gov/Archives/edgar/data/1322422/000106299326005519/form6k.htm"},"events":[{"id":37517,"run_id":34579,"accession_number":"0001062993-26-005519","anchor_item_number":"EX-99.1","event_type":"operational_other","event_domain":"operational","is_material":true,"confidence":0.8,"summary":"HudBay Minerals completed and disclosed a Definitive Feasibility Study (DFS) for the Copper World Project in Arizona, including updated mineral reserve and resource estimates, mine design, capital and operating cost projections, and economic analysis. The DFS represents a material operational milestone affecting investor assessment of the project's economics, timeline, capital requirements, and the company's development pipeline.","company_name":"Hudbay Minerals Inc.","ticker":"HBM","filing_date":"2026-10-23","form":"6-K","submitted_at":null,"items":[{"id":42252,"accession_number":"0001062993-26-005519","item_number":"EX-99.1","item_title":"exhibit99-1.htm","event_type":"operational_other","event_domain":"operational","is_material":true,"confidence":0.85,"reasoning":"This exhibit is a NI 43-101 Technical Report presenting a Definitive Feasibility Study (DFS) for the Copper World Project in Arizona. The DFS includes updated mineral reserve and resource estimates, mine design, capital and operating cost projections, and economic analysis. While not a discrete event like an M\u0026A transaction or executive change, the completion and disclosure of a DFS for a major development project represents a material operational milestone that would affect a reasonable investor's assessment of the company's project economics, timeline, and capital requirements. The report details production rates, mine life, capital costs, and cash flow projections essential to investment decisions.","classifier_version":"claude-haiku-4-5-20251001+prompt-6be895f9","taxonomy_version":"v1.3","classified_at":"2026-10-23T16:17:46.261690+00:00","company_name":"","ticker":null,"filing_date":""},{"id":42253,"accession_number":"0001062993-26-005519","item_number":"EX-99.2","item_title":"exhibit99-2.htm","event_type":"operational_other","event_domain":"operational","is_material":true,"confidence":0.75,"reasoning":"This exhibit is a qualified person's consent to file a NI 43-101 Technical Report for the Copper World Project, including a Definitive Feasibility Study and updated mineral reserve and resource estimates. The filing of a feasibility study with updated resource estimates for a material mining project is a significant operational milestone that would affect investor assessment of the project's viability and the company's development pipeline, though it does not fit neatly into a specific event category.","classifier_version":"claude-haiku-4-5-20251001+prompt-6be895f9","taxonomy_version":"v1.3","classified_at":"2026-10-23T16:17:46.261690+00:00","company_name":"","ticker":null,"filing_date":""},{"id":42254,"accession_number":"0001062993-26-005519","item_number":"EX-99.3","item_title":"exhibit99-3.htm","event_type":"operational_other","event_domain":"operational","is_material":true,"confidence":0.75,"reasoning":"This exhibit is a Certificate of Qualification by Olivier Tavchandjian, Senior Vice President of Exploration and Technical Services at HudBay Minerals, certifying his status as a \"qualified person\" under NI 43-101 and his responsibility for preparing a Technical Report on the Copper World Project's Definitive Feasibility Study and Updated Mineral Reserve and Resource Estimates (dated October 20, 2026, effective September 30, 2026). The certificate establishes the technical and professional credentials required to support the feasibility study and resource estimates for a material mining project. While this is a supporting document rather than a discrete operational event itself, it accompanies and validates a material project milestone—the completion of a definitive feasibility study and updated resource estimates for the Copper World copper project in Arizona—which would be material to investors assessing the company's development pipeline and project viability.","classifier_version":"claude-haiku-4-5-20251001+prompt-6be895f9","taxonomy_version":"v1.3","classified_at":"2026-10-23T16:17:46.261690+00:00","company_name":"","ticker":null,"filing_date":""}]}],"classifications":[{"id":42252,"accession_number":"0001062993-26-005519","item_number":"EX-99.1","item_title":"exhibit99-1.htm","event_type":"operational_other","event_domain":"operational","is_material":true,"confidence":0.85,"reasoning":"This exhibit is a NI 43-101 Technical Report presenting a Definitive Feasibility Study (DFS) for the Copper World Project in Arizona. The DFS includes updated mineral reserve and resource estimates, mine design, capital and operating cost projections, and economic analysis. While not a discrete event like an M\u0026A transaction or executive change, the completion and disclosure of a DFS for a major development project represents a material operational milestone that would affect a reasonable investor's assessment of the company's project economics, timeline, and capital requirements. The report details production rates, mine life, capital costs, and cash flow projections essential to investment decisions.","classifier_version":"claude-haiku-4-5-20251001+prompt-6be895f9","taxonomy_version":"v1.3","classified_at":"2026-10-23T16:17:46.261690+00:00","company_name":"Hudbay Minerals Inc.","ticker":"HBM","filing_date":"2026-10-23"},{"id":42253,"accession_number":"0001062993-26-005519","item_number":"EX-99.2","item_title":"exhibit99-2.htm","event_type":"operational_other","event_domain":"operational","is_material":true,"confidence":0.75,"reasoning":"This exhibit is a qualified person's consent to file a NI 43-101 Technical Report for the Copper World Project, including a Definitive Feasibility Study and updated mineral reserve and resource estimates. The filing of a feasibility study with updated resource estimates for a material mining project is a significant operational milestone that would affect investor assessment of the project's viability and the company's development pipeline, though it does not fit neatly into a specific event category.","classifier_version":"claude-haiku-4-5-20251001+prompt-6be895f9","taxonomy_version":"v1.3","classified_at":"2026-10-23T16:17:46.261690+00:00","company_name":"Hudbay Minerals Inc.","ticker":"HBM","filing_date":"2026-10-23"},{"id":42254,"accession_number":"0001062993-26-005519","item_number":"EX-99.3","item_title":"exhibit99-3.htm","event_type":"operational_other","event_domain":"operational","is_material":true,"confidence":0.75,"reasoning":"This exhibit is a Certificate of Qualification by Olivier Tavchandjian, Senior Vice President of Exploration and Technical Services at HudBay Minerals, certifying his status as a \"qualified person\" under NI 43-101 and his responsibility for preparing a Technical Report on the Copper World Project's Definitive Feasibility Study and Updated Mineral Reserve and Resource Estimates (dated October 20, 2026, effective September 30, 2026). The certificate establishes the technical and professional credentials required to support the feasibility study and resource estimates for a material mining project. While this is a supporting document rather than a discrete operational event itself, it accompanies and validates a material project milestone—the completion of a definitive feasibility study and updated resource estimates for the Copper World copper project in Arizona—which would be material to investors assessing the company's development pipeline and project viability.","classifier_version":"claude-haiku-4-5-20251001+prompt-6be895f9","taxonomy_version":"v1.3","classified_at":"2026-10-23T16:17:46.261690+00:00","company_name":"Hudbay Minerals Inc.","ticker":"HBM","filing_date":"2026-10-23"}]}