{"schema_version":"secwatch.filing_event.v1","accession":"0001558370-25-000606","form_type":"8-K","ticker":"MSB","cik":"0000065172","company_name":"MESABI TRUST","filed_at":"2025-02-03T23:59:59+00:00","discovered_at":"2026-05-14T18:03:06.078052+00:00","generated_at":"2026-05-27T04:17:07.371476+00:00","sec_items":["2.02","7.01"],"event_type":"other_material","sentiment":"positive","materiality_score":0.6,"calibrated_materiality_score":0.6,"confidence":"high","headline":"Mesabi Trust receives Q4 2024 royalty of $8.99M on 1.11M tons shipped, up from 964k tons YoY","bullets":["Total royalty payment of $8,986,464 received from Cleveland-Cliffs for Q4 2024.","Base royalty of $5,724,454 plus bonus royalty of $3,093,243; no adjustments.","Shipments of 1,110,800 tons credited vs 964,129 tons in Q4 2023, a 15% increase.","Royalty of $168,767 also paid to Mesabi Land Trust out of total.","Northshore continues as swing operation; no specific 2025 guidance provided."],"urls":{"canonical":"https://secwatch.observer/filing/0001558370-25-000606","json":"https://secwatch.observer/filing/0001558370-25-000606.json","markdown":"https://secwatch.observer/filing/0001558370-25-000606.md","text":"https://secwatch.observer/filing/0001558370-25-000606.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/65172/000155837025000606/0001558370-25-000606-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/65172/000155837025000606/msb-20250130x8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-05-27T04:17:07.371476+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"}