{"filing":{"accession_number":"0001104659-26-091446","cik":"0001341335","ticker":"FSM","company_name":"FORTUNA MINING CORP.","form":"6-K","filing_date":"2026-08-06","report_date":"2026-08-05","primary_document":"tmb-20260805x6k.htm","primary_document_url":"https://www.sec.gov/Archives/edgar/data/1341335/000110465926091446/tmb-20260805x6k.htm"},"events":[{"id":25394,"run_id":23044,"accession_number":"0001104659-26-091446","anchor_item_number":"EX-99.5","event_type":"earnings_release","event_domain":"financial","is_material":true,"confidence":0.95,"summary":"This is a press release announcing Fortuna Mining Corp.'s second quarter 2026 financial and operating results, including consolidated financial highlights (sales of $318.4M, adjusted EBITDA of $200.8M, free cash flow of $85.7M), production metrics (72,217 ounces of gold equivalent), and per-share earnings ($0.25 basic EPS). The document explicitly states \"Fortuna Reports Results for the Second Quarter 2026\" and contains detailed quarterly financial statements and comparisons, characteristic of an earnings release disclosure.","company_name":"FORTUNA MINING CORP.","ticker":"FSM","filing_date":"2026-08-06","form":"6-K","submitted_at":null,"items":[{"id":26211,"accession_number":"0001104659-26-091446","item_number":"EX-99.5","item_title":"tmb-20260805xex99d5.htm","event_type":"earnings_release","event_domain":"financial","is_material":true,"confidence":0.95,"reasoning":"This is a press release announcing Fortuna Mining Corp.'s second quarter 2026 financial and operating results, including consolidated financial highlights (sales of $318.4M, adjusted EBITDA of $200.8M, free cash flow of $85.7M), production metrics (72,217 ounces of gold equivalent), and per-share earnings ($0.25 basic EPS). The document explicitly states \"Fortuna Reports Results for the Second Quarter 2026\" and contains detailed quarterly financial statements and comparisons, characteristic of an earnings release disclosure.","classifier_version":"claude-haiku-4-5-20251001+prompt-6be895f9","taxonomy_version":"v1.3","classified_at":"2026-08-08T02:38:14.442105+00:00","company_name":"","ticker":null,"filing_date":""}]}],"classifications":[{"id":26207,"accession_number":"0001104659-26-091446","item_number":"EX-99.1","item_title":"tmb-20260805xex99d1.htm","event_type":"periodic_interim","event_domain":"periodic","is_material":false,"confidence":0.95,"reasoning":"This exhibit is a condensed interim consolidated financial statement for Fortuna Mining Corp. covering the three and six months ended June 30, 2026 and 2025. The document explicitly states it is \"unaudited\" and prepared in accordance with IAS 34 Interim Financial Reporting. It includes statements of income, comprehensive income, financial position, cash flows, and changes in equity — the standard components of an interim financial report. This is a periodic financial report itself, not a discrete event or earnings press release, and should be classified as periodic_interim rather than earnings_release.","classifier_version":"claude-haiku-4-5-20251001+prompt-6be895f9","taxonomy_version":"v1.3","classified_at":"2026-08-08T02:38:14.442105+00:00","company_name":"FORTUNA MINING CORP.","ticker":"FSM","filing_date":"2026-08-06"},{"id":26208,"accession_number":"0001104659-26-091446","item_number":"EX-99.2","item_title":"tmb-20260805xex99d2.htm","event_type":"periodic_interim","event_domain":"periodic","is_material":false,"confidence":0.95,"reasoning":"This exhibit is a Management's Discussion and Analysis (MD\u0026A) for the three and six months ended June 30, 2026, prepared in accordance with IAS 34 Interim Financial Reporting. It is a periodic interim financial report accompanying unaudited condensed interim consolidated financial statements, not a discrete earnings release or event. The document explicitly states it should be read \"in conjunction with...the unaudited condensed interim consolidated financial statements of the Company for the three and six months ended June 30, 2026.\" This is the foreign-issuer equivalent of a 10-Q interim report, deferred for separate processing.","classifier_version":"claude-haiku-4-5-20251001+prompt-6be895f9","taxonomy_version":"v1.3","classified_at":"2026-08-08T02:38:14.442105+00:00","company_name":"FORTUNA MINING CORP.","ticker":"FSM","filing_date":"2026-08-06"},{"id":26209,"accession_number":"0001104659-26-091446","item_number":"EX-99.3","item_title":"tmb-20260805xex99d3.htm","event_type":"periodic_interim","event_domain":"periodic","is_material":false,"confidence":0.95,"reasoning":"This exhibit is a Form 52-109F2 certification of interim filings by the CEO for the interim period ended June 30, 2026. It certifies the interim financial report and interim MD\u0026A, which are periodic interim financial statements. The certification itself is a routine attestation document accompanying the interim financial report, not a discrete event. The exhibit references \"interim financial report and interim MD\u0026A\" for the period ended June 30, 2026, confirming this is part of a periodic interim filing package.","classifier_version":"claude-haiku-4-5-20251001+prompt-6be895f9","taxonomy_version":"v1.3","classified_at":"2026-08-08T02:38:14.442105+00:00","company_name":"FORTUNA MINING CORP.","ticker":"FSM","filing_date":"2026-08-06"},{"id":26210,"accession_number":"0001104659-26-091446","item_number":"EX-99.4","item_title":"tmb-20260805xex99d4.htm","event_type":"periodic_interim","event_domain":"periodic","is_material":false,"confidence":0.95,"reasoning":"This exhibit is a Form 52-109F2 certification of interim filings by the CFO for the interim period ended June 30, 2026. It certifies the interim financial report and MD\u0026A but is itself a procedural compliance document, not a discrete event. The underlying interim financial statements are the periodic report; this certification is a supporting attestation. Routine certifications do not constitute material events to investors.","classifier_version":"claude-haiku-4-5-20251001+prompt-6be895f9","taxonomy_version":"v1.3","classified_at":"2026-08-08T02:38:14.442105+00:00","company_name":"FORTUNA MINING CORP.","ticker":"FSM","filing_date":"2026-08-06"},{"id":26211,"accession_number":"0001104659-26-091446","item_number":"EX-99.5","item_title":"tmb-20260805xex99d5.htm","event_type":"earnings_release","event_domain":"financial","is_material":true,"confidence":0.95,"reasoning":"This is a press release announcing Fortuna Mining Corp.'s second quarter 2026 financial and operating results, including consolidated financial highlights (sales of $318.4M, adjusted EBITDA of $200.8M, free cash flow of $85.7M), production metrics (72,217 ounces of gold equivalent), and per-share earnings ($0.25 basic EPS). The document explicitly states \"Fortuna Reports Results for the Second Quarter 2026\" and contains detailed quarterly financial statements and comparisons, characteristic of an earnings release disclosure.","classifier_version":"claude-haiku-4-5-20251001+prompt-6be895f9","taxonomy_version":"v1.3","classified_at":"2026-08-08T02:38:14.442105+00:00","company_name":"FORTUNA MINING CORP.","ticker":"FSM","filing_date":"2026-08-06"}]}