Mesabi Trust (MSB) ownership: Top institutional holder: HORIZON KINETICS ASSET MANAGEMENT LLC ($98.94M). SEC EDGAR first-party data.
| Holder | Shares | Market Value | Reported |
|---|---|---|---|
| HORIZON KINETICS ASSET MANAGEMENT LLC | 3140972.00 | $98.94M | 2026-03-31 |
| VALUEWORKS LLC | 646582.00 | $20.37M | 2026-03-31 |
| CWA Asset Management Group, LLC | 447485.00 | $14.07M | 2026-03-31 |
| BEDDOW CAPITAL MANAGEMENT INC | 352805.00 | $13.59M | 2025-12-31 |
| MAD RIVER INVESTORS | 321546.00 | $10.13M | 2026-03-31 |
| FIRST MANHATTAN CO. LLC. | 310060.00 | $9.77M | 2026-03-31 |
| Advisory Services Network, LLC | 184629.00 | $5.82M | 2026-03-31 |
| Moors & Cabot, Inc. | 180945.00 | $5.70M | 2026-03-31 |
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Institutional data from SEC Form 13F. Insider data from SEC Form 4. Congressional data from STOCK Act disclosures. Not personalized investment advice.