{"schema_version":"secwatch.filing_event.v1","accession":"0001104659-26-009757","form_type":"8-K","ticker":"MSB","cik":"0000065172","company_name":"MESABI TRUST","filed_at":"2026-02-03T23:59:59+00:00","discovered_at":"2026-05-14T18:02:37.474929+00:00","generated_at":"2026-05-16T05:27:57.133036+00:00","sec_items":["2.02","7.01"],"event_type":"other_material","sentiment":"negative","materiality_score":0.5,"calibrated_materiality_score":0.5,"confidence":"high","headline":"Mesabi Trust receives Q4 2025 royalty payment of $4.94M; iron ore shipments down 14% YoY","bullets":["Total royalty payment of $4,943,488 received on Jan 30, 2026 from Cleveland-Cliffs.","Q4 2025 shipments credited to Trust: 956,512 tons vs. 1,110,800 tons in Q4 2024 (-13.9%).","Base royalty $3,622,142; bonus royalty $1,041,580; prior-period adjustments $66,572.","Additional $213,194 royalty paid to Mesabi Land Trust.","Shipments remain subject to idling risk and other factors; quarterly fluctuations expected."],"urls":{"canonical":"https://secwatch.observer/filing/0001104659-26-009757","json":"https://secwatch.observer/filing/0001104659-26-009757.json","markdown":"https://secwatch.observer/filing/0001104659-26-009757.md","text":"https://secwatch.observer/filing/0001104659-26-009757.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/65172/000110465926009757/0001104659-26-009757-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/65172/000110465926009757/msb-20260130x8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-05-16T05:27:57.133036+00:00"},"review":{"review_status":"machine_generated","human_reviewed":false,"corrected":false,"correction_note":null,"correction_timestamp":null,"superseded_by":null,"related_filings":[]},"source_grounded_claims":[],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}