---
schema_version: "secwatch.filing_event.v1"
accession: "0001558370-23-000230"
form_type: "8-K"
ticker: "MSB"
cik: "0000065172"
company_name: "MESABI TRUST"
filed_at: "2023-01-12T23:59:59+00:00"
generated_at: "2026-06-20T16:16:08.252413+00:00"
event_type: "other_material"
sentiment: "negative"
materiality_score: 0.7
calibrated_materiality_score: 0.7
confidence: "high"
source: SEC EDGAR
---

# Mesabi Trust declares no distribution for Jan 2023; Northshore idling extended to Apr 2023

## Summary
- No distribution declared this January 2023 vs $1.75/unit same period last year.
- Idling of Northshore operations extended to at least April 2023 by Cliffs.
- Trust initiated arbitration against Northshore and Cliffs for underpayment of royalties in 2020-2022.
- Arbitration seeks damages and declaratory relief related to royalty calculation.
- Trust maintains reserves due to uncertainties; no specific updates on restart.

## SEC filing metadata
- accession: 0001558370-23-000230
- form_type: 8-K
- ticker: MSB
- cik: 0000065172
- company_name: MESABI TRUST
- filed_at: 2023-01-12T23:59:59+00:00
- event_type: other_material
- sentiment: negative
- materiality_score: 0.7
- calibrated_materiality_score: 0.7
- confidence: high
- sec_items: 2.02, 7.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/65172/000155837023000230/0001558370-23-000230-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/65172/000155837023000230/msb-20230112x8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001558370-23-000230
- JSON: https://secwatch.observer/filing/0001558370-23-000230.json
- Plain text: https://secwatch.observer/filing/0001558370-23-000230.txt

This AI-assisted summary is a reading aid. Review the linked SEC EDGAR filing before relying on any specific claim.