Mesabi Trust (MSB) Institutional Ownership

Institutions by Trading Activity

Ownership Statistics

13,120,010Shares Outstanding

6,398,594Shares held by institutions

$169,626,727Value of institutional holdings

48.77%Institutional ownership %

1.11%Shares Changed QoQ

80No. of institutional investors

Shares Owned by Institutions

Shares Purchased/Sold by Institutions

Ownership Summary

Mesabi Trust (NYSE:MSB) is held by 80 institutional investors per 13F filings through December 2025.

These investors held 48.8% of outstanding shares in December 2025, up from 48.3% in September 2025.
They increased total shares held in Mesabi Trust by 1.11% from last quarter, and the number of investors in MSB increased 33.33% annually.
Activity in MSB broke down as 44 buyers, 21 sellers, and 15 unchanged among 80 total holders.
Altogether, these fund groups held 6.4Mn shares in MSB by December 2025, up by 70.16K shares quarter on quarter, and up 176.36K shares year over year.
As of December 31, 2025, HORIZON KINETICS ASSET MANAGEMENT LLC held the largest stake in Mesabi Trust with 3.03Mn shares, accounting for 23.08% of total shares outstanding.
The biggest buyers of Mesabi Trust for the quarter ending December 2025 included Sei Investments Co (83.88K), CWA Asset Management Group, LLC (67.33K), Corient Private Wealth LLC (38.51K), HORIZON KINETICS ASSET MANAGEMENT LLC (28.37K), Verdad Advisers, LP (19.57K).
Top sellers of MSB stock for the quarter ending December 2025 included Bank Of America Corp /De/ (177.71K), Jpmorgan Chase & Co (35.44K), BEDDOW CAPITAL MANAGEMENT INC (13.12K), VALUEWORKS LLC (12.54K), TWO SIGMA INVESTMENTS, LP (4.62K).
Business Quant data shows the 10 biggest positions in Mesabi Trust as of December 2025 are held by HORIZON KINETICS ASSET MANAGEMENT LLC (3.03Mn), VALUEWORKS LLC (664.17K), BEDDOW CAPITAL MANAGEMENT INC (352.8K), MAD RIVER INVESTORS (296.65K), CWA Asset Management Group, LLC (228.24K), Moors & Cabot, Inc. (186.0K), Advisory Services Network, LLC (181.52K), Bank Of America Corp /De/ (177.88K), EagleClaw Capital Managment, LLC (167.22K), Morgan Stanley (108.74K).

81 Institutional Holders

6,398,594 Total Shares Held

Rows:

Download Data

Owner Name	Date	Shares Held	Change (QoQ)	Change (%)	Value (USD)
HORIZON KINETICS ASSET MANAGEMENT LLC	31 Dec, 2025	3,027,698	28,372	0.95%	$116,626,909.00
VALUEWORKS LLC	31 Dec, 2025	664,171	-12,538	-1.85%	$25,583,872.00
BEDDOW CAPITAL MANAGEMENT INC	31 Dec, 2025	352,805	-13,124	-3.59%	$13,587.00
MAD RIVER INVESTORS	31 Dec, 2025	296,649	1,126	0.38%	$11,426,935.00
CWA Asset Management Group, LLC	31 Dec, 2025	228,244	67,326	41.84%	$8,789,889.00
Moors & Cabot, Inc.	31 Dec, 2025	186,004	-1,156	-0.62%	$7,164,878.00
Advisory Services Network, LLC	31 Dec, 2025	181,525	129	0.07%	$6,992,340.00
Bank Of America Corp /De/	31 Dec, 2025	177,881	-177,709	-49.98%	$6,851,976.00
EagleClaw Capital Managment, LLC	31 Dec, 2025	167,225	-200	-0.12%	$6,441,507.00
Morgan Stanley	31 Dec, 2025	108,742	4,817	4.64%	$4,188,742.00
Bank of New York Mellon Corp	31 Dec, 2025	92,968	17,798	23.68%	$3,581,141.00
Sei Investments Co	31 Dec, 2025	83,883	83,883	0.00%	$3,231,173.00
Lido Advisors, LLC	31 Dec, 2025	79,981	202	0.25%	$2,342,908.00
GEODE CAPITAL MANAGEMENT, LLC	31 Dec, 2025	64,866	5,189	8.70%	$2,498,638.00
MSRH, LLC	31 Dec, 2025	45,114	45,114	0.00%	$1,737,791.00
O'SHAUGHNESSY ASSET MANAGEMENT, LLC	31 Dec, 2025	43,270	-1,508	-3.37%	$1,666,760.00
Royal Bank Of Canada	31 Dec, 2025	42,528	17,820	72.12%	$1,638,000.00
Corient Private Wealth LLC	31 Dec, 2025	38,510	38,510	0.00%	$38,510.00
Jpmorgan Chase & Co	31 Dec, 2025	36,964	-35,444	-48.95%	$1,423,854.00
Redhawk Wealth Advisors, Inc.	31 Dec, 2025	35,540	-3,171	-8.19%	$1,368,715.00

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