{"filing":{"accession_number":"0001279569-26-000615","cik":"0001641229","ticker":"FFMGF","company_name":"First Mining Gold Corp.","form":"6-K","filing_date":"2026-06-30","report_date":null,"primary_document":"firstmining6k.htm","primary_document_url":"https://www.sec.gov/Archives/edgar/data/1641229/000127956926000615/firstmining6k.htm"},"events":[{"id":15180,"run_id":13547,"accession_number":"0001279569-26-000615","anchor_item_number":"EX-99.1","event_type":"operational_other","event_domain":"operational","is_material":true,"confidence":0.85,"summary":"First Mining has entered into a Term Sheet Agreement with Slate Falls Nation establishing key terms for a final Project Agreement governing development of the Springpole Gold Project in northwestern Ontario. This is a material operational and strategic milestone—the agreement details the Indigenous nation's development parameters, environmental protections, regulatory collaboration, and participation in future project design and financial opportunities. While not a completed M\u0026A transaction or binding final agreement, the term sheet represents a significant advancement in permitting and stakeholder engagement for one of the company's two flagship gold projects, directly affecting the project's feasibility and timeline.","company_name":"First Mining Gold Corp.","ticker":"FFMGF","filing_date":"2026-06-30","form":"6-K","submitted_at":null,"items":[{"id":12852,"accession_number":"0001279569-26-000615","item_number":"EX-99.1","item_title":"ex991.htm","event_type":"operational_other","event_domain":"operational","is_material":true,"confidence":0.85,"reasoning":"First Mining has entered into a Term Sheet Agreement with Slate Falls Nation establishing key terms for a final Project Agreement governing development of the Springpole Gold Project in northwestern Ontario. This is a material operational and strategic milestone—the agreement details the Indigenous nation's development parameters, environmental protections, regulatory collaboration, and participation in future project design and financial opportunities. While not a completed M\u0026A transaction or binding final agreement, the term sheet represents a significant advancement in permitting and stakeholder engagement for one of the company's two flagship gold projects, directly affecting the project's feasibility and timeline.","classifier_version":"claude-haiku-4-5-20251001+prompt-6be895f9","taxonomy_version":"v1.3","classified_at":"2026-07-01T11:19:59.809003+00:00","company_name":"","ticker":null,"filing_date":""}]}],"classifications":[{"id":12852,"accession_number":"0001279569-26-000615","item_number":"EX-99.1","item_title":"ex991.htm","event_type":"operational_other","event_domain":"operational","is_material":true,"confidence":0.85,"reasoning":"First Mining has entered into a Term Sheet Agreement with Slate Falls Nation establishing key terms for a final Project Agreement governing development of the Springpole Gold Project in northwestern Ontario. This is a material operational and strategic milestone—the agreement details the Indigenous nation's development parameters, environmental protections, regulatory collaboration, and participation in future project design and financial opportunities. While not a completed M\u0026A transaction or binding final agreement, the term sheet represents a significant advancement in permitting and stakeholder engagement for one of the company's two flagship gold projects, directly affecting the project's feasibility and timeline.","classifier_version":"claude-haiku-4-5-20251001+prompt-6be895f9","taxonomy_version":"v1.3","classified_at":"2026-07-01T11:19:59.809003+00:00","company_name":"First Mining Gold Corp.","ticker":"FFMGF","filing_date":"2026-06-30"}]}