{"schema_version":"secwatch.filing_event.v1","accession":"0001558370-22-011662","form_type":"8-K","ticker":"MSB","cik":"0000065172","company_name":"MESABI TRUST","filed_at":"2022-08-02T23:59:59+00:00","discovered_at":"2026-05-14T18:03:57.922080+00:00","generated_at":"2026-06-24T06:08:33.601823+00:00","sec_items":["2.02","7.01"],"event_type":"other_material","sentiment":"negative","materiality_score":0.85,"calibrated_materiality_score":0.85,"confidence":"high","headline":"Mesabi Trust Q2 royalty plunges 86% YoY; Cliffs extends Northshore idling to at least April 2023","bullets":["Royalty payment of $2,314,994 on 198,495 tons shipped vs 1,393,902 tons in Q2 2021.","Cliffs CEO Lourenco Goncalves announced Northshore idle extended through at least April 2023; 'we will keep Northshore idle until we decide otherwise'.","Minimum advance royalty for 2022 is $1,034,237; Northshore must pay quarterly if overriding royalties fall short.","Existing 1989 royalty agreement unchanged; any amendment requires approval of 66 2/3% of unitholders."],"urls":{"canonical":"https://secwatch.observer/filing/0001558370-22-011662","json":"https://secwatch.observer/filing/0001558370-22-011662.json","markdown":"https://secwatch.observer/filing/0001558370-22-011662.md","text":"https://secwatch.observer/filing/0001558370-22-011662.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/65172/000155837022011662/0001558370-22-011662-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/65172/000155837022011662/msb-20220729x8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-24T06:08:33.601823+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"}