{"filing":{"accession_number":"0001104659-26-079322","cik":"0002087398","ticker":"TMCR","company_name":"Metals Royalty Co Inc.","form":"6-K","filing_date":"2026-06-30","report_date":null,"primary_document":"tm2619450d1_6k.htm","primary_document_url":"https://www.sec.gov/Archives/edgar/data/2087398/000110465926079322/tm2619450d1_6k.htm"},"events":[{"id":14993,"run_id":13373,"accession_number":"0001104659-26-079322","anchor_item_number":"EX-99.1","event_type":"operational_other","event_domain":"operational","is_material":true,"confidence":0.75,"summary":"This press release provides a material operational update on the Mesabi Metallics project, a key asset underlying TMCR's royalty investment. The disclosure reports that EPC is 95.5% complete with commissioning targeted for August 2026, mechanical completions are advancing across equipment, and the project remains on track. While this is not a discrete event like an acquisition or impairment, it is a material operational milestone update on a strategically significant asset that would affect a reasonable investor's assessment of the company's near-term cash flow potential and business execution. The exhibit does not fit neatly into other categories (not earnings, not M\u0026A, not a periodic report) but clearly constitutes material operational disclosure.","company_name":"Metals Royalty Co Inc.","ticker":"TMCR","filing_date":"2026-06-30","form":"6-K","submitted_at":null,"items":[{"id":12583,"accession_number":"0001104659-26-079322","item_number":"EX-99.1","item_title":"tm2619450d1_ex99-1.htm","event_type":"operational_other","event_domain":"operational","is_material":true,"confidence":0.75,"reasoning":"This press release provides a material operational update on the Mesabi Metallics project, a key asset underlying TMCR's royalty investment. The disclosure reports that EPC is 95.5% complete with commissioning targeted for August 2026, mechanical completions are advancing across equipment, and the project remains on track. While this is not a discrete event like an acquisition or impairment, it is a material operational milestone update on a strategically significant asset that would affect a reasonable investor's assessment of the company's near-term cash flow potential and business execution. The exhibit does not fit neatly into other categories (not earnings, not M\u0026A, not a periodic report) but clearly constitutes material operational disclosure.","classifier_version":"claude-haiku-4-5-20251001+prompt-6be895f9","taxonomy_version":"v1.3","classified_at":"2026-07-01T02:17:01.724426+00:00","company_name":"","ticker":null,"filing_date":""}]}],"classifications":[{"id":12583,"accession_number":"0001104659-26-079322","item_number":"EX-99.1","item_title":"tm2619450d1_ex99-1.htm","event_type":"operational_other","event_domain":"operational","is_material":true,"confidence":0.75,"reasoning":"This press release provides a material operational update on the Mesabi Metallics project, a key asset underlying TMCR's royalty investment. The disclosure reports that EPC is 95.5% complete with commissioning targeted for August 2026, mechanical completions are advancing across equipment, and the project remains on track. While this is not a discrete event like an acquisition or impairment, it is a material operational milestone update on a strategically significant asset that would affect a reasonable investor's assessment of the company's near-term cash flow potential and business execution. The exhibit does not fit neatly into other categories (not earnings, not M\u0026A, not a periodic report) but clearly constitutes material operational disclosure.","classifier_version":"claude-haiku-4-5-20251001+prompt-6be895f9","taxonomy_version":"v1.3","classified_at":"2026-07-01T02:17:01.724426+00:00","company_name":"Metals Royalty Co Inc.","ticker":"TMCR","filing_date":"2026-06-30"}]}