{"filing":{"accession_number":"0001654954-26-008584","cik":"0001641229","ticker":"FFMGF","company_name":"First Mining Gold Corp.","form":"6-K","filing_date":"2026-09-25","report_date":"2026-09-25","primary_document":"firstmining_6k.htm","primary_document_url":"https://www.sec.gov/Archives/edgar/data/1641229/000165495426008584/firstmining_6k.htm"},"events":[{"id":35229,"run_id":32440,"accession_number":"0001654954-26-008584","anchor_item_number":"EX-99.1","event_type":"dilutive_issuance","event_domain":"financial","is_material":true,"confidence":0.95,"summary":"First Mining completed a public offering of 68,459,500 common shares at C$0.84 per share on September 24, 2026, raising C$57.5 million in gross proceeds. The underwriters' over-allotment option was exercised in full, increasing the dilution. This is a material equity issuance that would significantly affect shareholder ownership percentages and is disclosed as a formal Material Change Report under Canadian securities law (Form 51-102F3).","company_name":"First Mining Gold Corp.","ticker":"FFMGF","filing_date":"2026-09-25","form":"6-K","submitted_at":null,"items":[{"id":39199,"accession_number":"0001654954-26-008584","item_number":"EX-99.1","item_title":"firstmining_ex991.htm","event_type":"dilutive_issuance","event_domain":"financial","is_material":true,"confidence":0.95,"reasoning":"First Mining completed a public offering of 68,459,500 common shares at C$0.84 per share on September 24, 2026, raising C$57.5 million in gross proceeds. The underwriters' over-allotment option was exercised in full, increasing the dilution. This is a material equity issuance that would significantly affect shareholder ownership percentages and is disclosed as a formal Material Change Report under Canadian securities law (Form 51-102F3).","classifier_version":"claude-haiku-4-5-20251001+prompt-6be895f9","taxonomy_version":"v1.3","classified_at":"2026-09-28T10:01:39.989578+00:00","company_name":"","ticker":null,"filing_date":""}]}],"classifications":[{"id":39199,"accession_number":"0001654954-26-008584","item_number":"EX-99.1","item_title":"firstmining_ex991.htm","event_type":"dilutive_issuance","event_domain":"financial","is_material":true,"confidence":0.95,"reasoning":"First Mining completed a public offering of 68,459,500 common shares at C$0.84 per share on September 24, 2026, raising C$57.5 million in gross proceeds. The underwriters' over-allotment option was exercised in full, increasing the dilution. This is a material equity issuance that would significantly affect shareholder ownership percentages and is disclosed as a formal Material Change Report under Canadian securities law (Form 51-102F3).","classifier_version":"claude-haiku-4-5-20251001+prompt-6be895f9","taxonomy_version":"v1.3","classified_at":"2026-09-28T10:01:39.989578+00:00","company_name":"First Mining Gold Corp.","ticker":"FFMGF","filing_date":"2026-09-25"}]}