MESABI TRUST - Units of Beneficial Interest (MSB) Institutional Ownership

13F Institutional Holders and Ownership History from Q1 2014 to Q4 2025

Type / Class
Equity / Units of Beneficial Interest
Symbol
MSB on NYSE
Shares outstanding
13,097,493
Price per share
$33.63
All holders as of 31 Dec 2025
Q4 2025
Total 13F shares
6,366,193
Total reported value
$244,495,071
% of total 13F portfolios
0%
Share change
+218,779
Value change
+$8,552,593
Number of holders
80
Reported Shares, Excluding Options vs Price
Reported Value, Excluding Options
Total Investors

Significant Owners of MESABI TRUST - Units of Beneficial Interest (MSB) based on Schedule 13D/G filings

Filer Ownership Change % Holdings Value Net Change Nb Shares Change % Reporting Name Report Period
HORIZON KINETICS ASSET MANAGEMENT LLC 23% +5.5% $87,427,953 +$4,556,486 2,999,326 +5.5% HORIZON KINETICS ASSET MANAGEMENT LLC 19 Aug 2025
VALUEWORKS LLC 5.2% $16,631,766 685,846 VALUEWORKS LLC 30 Jun 2025

As of 31 Dec 2025, 80 institutional investors reported holding 6,366,193 shares of MESABI TRUST - Units of Beneficial Interest (MSB). This represents 49% of the company’s total 13,097,493 outstanding shares.

Top 25 Institutional Shareholders

The largest institutional shareholders of MESABI TRUST - Units of Beneficial Interest (MSB) together control 46% of the company’s outstanding shares — a level of ownership often associated with strong institutional conviction and long‑term capital commitment.

Institution Ownership % Shares Held Share Change % Portfolio % Holdings Value
HORIZON KINETICS ASSET MANAGEMENT LLC 23% 3,027,698 +0.95% 1.6% $116,626,909
VALUEWORKS LLC 5.1% 664,171 -1.9% 6.7% $25,583,872
BEDDOW CAPITAL MANAGEMENT INC 2.7% 352,805 -3.6% 5.1% $13,587,000
MAD RIVER INVESTORS 2.3% 296,649 +0.38% 5.2% $11,426,935
CWA Asset Management Group, LLC 1.7% 228,244 +42% 0.32% $8,789,889
Moors & Cabot, Inc. 1.4% 186,004 -0.62% 0.31% $7,164,878
Advisory Services Network, LLC 1.4% 181,525 +0.07% 0.1% $6,992,340
BANK OF AMERICA CORP /DE/ 1.4% 177,881 +0.05% 0% $6,851,976
EagleClaw Capital Managment, LLC 1.3% 167,225 -0.12% 0.93% $6,441,507
MORGAN STANLEY 0.83% 108,742 +4.6% 0% $4,188,742
Bank of New York Mellon Corp 0.71% 92,968 +24% 0% $3,581,141
SEI INVESTMENTS CO 0.64% 83,883 0% $3,231,173
Lido Advisors, LLC 0.61% 79,981 +0.25% 0.01% $2,342,908
GEODE CAPITAL MANAGEMENT, LLC 0.5% 64,866 +8.7% 0% $2,498,638
O'SHAUGHNESSY ASSET MANAGEMENT, LLC 0.33% 43,270 -3.4% 0.01% $1,666,760
ROYAL BANK OF CANADA 0.32% 42,528 +72% 0% $1,638,000
JPMORGAN CHASE & CO 0.28% 36,964 +2.1% 0% $1,423,854
Redhawk Wealth Advisors, Inc. 0.27% 35,540 -8.2% 0.15% $1,368,715
PECAUT & CO. 0.26% 33,963 0% 0.42% $1,307,915
NBC SECURITIES, INC. 0.26% 33,942 0% 0.1% $1,307,445
COMMONWEALTH EQUITY SERVICES, LLC 0.24% 30,841 +1.4% 0% $1,188,000
HighTower Advisors, LLC 0.2% 26,843 +7.2% 0% $1,033,979
Steward Partners Investment Advisory, LLC 0.18% 24,152 -1.8% 0.01% $930,335
LPL Financial LLC 0.18% 23,905 +1% 0% $920,829
UBS Group AG 0.17% 22,739 +48% 0% $875,906

Institutional Holders of MESABI TRUST - Units of Beneficial Interest (MSB) across Reporting Periods

Period Reported Shares, Excl. Options Value, Excl. Options Value Change Price (Median) Investors
2025 Q4 6,366,193 $244,495,071 +$8,552,593 $38.52 80
2025 Q3 6,126,333 $179,259,381 +$4,824,521 $29.27 70
2025 Q2 5,957,381 $143,707,494 +$5,064,529 $23.96 61
2025 Q1 5,769,618 $156,842,285 -$8,295,724 $27.20 62
2024 Q4 6,071,131 $170,651,694 +$13,109,526 $28.11 58
2024 Q3 5,574,366 $126,285,588 +$3,121,668 $22.65 46
2024 Q2 5,473,109 $94,249,507 +$2,554,139 $17.23 47
2024 Q1 5,321,740 $94,191,827 -$2,457,822 $17.70 50
2023 Q4 5,452,407 $111,608,971 -$15,469 $20.47 50
2023 Q3 5,452,780 $109,432,056 +$3,959,480 $20.07 45
2023 Q2 5,253,202 $106,951,688 +$1,261,806 $20.41 45
2023 Q1 5,178,553 $130,396,917 +$7,772,703 $25.18 42
2022 Q4 4,914,009 $88,548,356 +$5,874,174 $18.02 50
2022 Q3 4,561,308 $98,106,203 -$631,228 $21.51 52
2022 Q2 4,574,122 $112,224,624 +$2,341,218 $24.52 53
2022 Q1 4,470,461 $119,093,379 +$3,190,150 $26.64 56
2021 Q4 4,354,369 $115,034,273 +$11,368,769 $26.42 52
2021 Q3 3,851,946 $115,516,498 +$945,116 $29.71 58
2021 Q2 3,813,896 $135,011,223 +$11,482,699 $35.40 64
2021 Q1 3,494,893 $105,176,008 +$15,389,109 $30.08 56
2020 Q4 2,992,708 $83,884,067 +$13,225,825 $28.05 45
2020 Q3 2,533,649 $53,777,234 +$13,659,523 $21.22 39
2020 Q2 1,895,147 $33,179,839 +$3,093,449 $17.51 37
2020 Q1 1,730,601 $24,716,552 -$7,712,637 $14.30 32
2019 Q4 2,063,293 $48,576,770 -$793,848 $23.54 43
2019 Q3 2,183,352 $52,209,634 -$1,706,727 $23.92 44
2019 Q2 2,233,656 $65,907,594 -$3,768,534 $29.54 54
2019 Q1 2,362,256 $69,205,974 +$4,420,021 $29.29 51
2018 Q4 2,118,208 $50,209,934 -$4,273,697 $23.69 44
2018 Q3 2,277,272 $60,364,975 -$4,803,643 $26.50 53
2018 Q2 2,476,243 $60,835,683 -$1,224,121 $24.55 54
2018 Q1 2,523,185 $64,941,863 -$1,840,562 $25.75 53
2017 Q4 2,597,828 $65,405,773 +$2,218,495 $25.16 48
2017 Q3 2,343,529 $53,877,000 +$4,198,707 $23.00 37
2017 Q2 2,195,092 $29,962,000 +$672,276 $13.65 31
2017 Q1 2,146,384 $32,194,280 +$1,958,571 $15.00 30
2016 Q4 1,716,426 $18,359,628 +$3,441,771 $10.69 34
2016 Q3 1,705,638 $16,230,406 +$229,952 $9.25 32
2016 Q2 1,683,138 $18,082,634 -$663,316 $10.75 30
2016 Q1 1,802,233 $10,781,910 -$1,284,759 $5.99 38
2015 Q4 2,039,931 $9,217,688 +$136,305 $4.52 37
2015 Q3 1,999,192 $23,958,824 -$1,761,870 $11.98 37
2015 Q2 2,130,370 $28,969,390 -$995,900 $13.60 36
2015 Q1 2,158,163 $28,761,992 +$1,808,634 $13.33 37
2014 Q4 2,016,204 $34,879,300 -$2,944,925 $17.28 44
2014 Q3 2,222,952 $42,435,192 +$4,214,799 $19.09 46
2014 Q2 2,001,037 $39,156,687 +$2,594,805 $19.57 44
2014 Q1 1,862,181 $39,207,937 +$928,403 $21.06 45