Mesabi Trust
MSB
42 hedge funds and large institutions have $130M invested in Mesabi Trust in 2023 Q1 according to their latest regulatory filings, with 4 funds opening new positions, 12 increasing their positions, 10 reducing their positions, and 12 closing their positions.
235% more call options, than puts
Call options by funds: $1.28M | Put options by funds: $382K
47% more capital invested
Capital invested by funds: $88.6M → $130M (+$41.8M)
20% more repeat investments, than reductions
Existing positions increased: 12 | Existing positions reduced: 10
2.01% more ownership
Funds ownership: 37.46% → 39.47% (+2%)
0% more funds holding in top 10
Funds holding in top 10: 3 → 3 (0)
19% less funds holding
Funds holding: 52 → 42 (-10)
67% less first-time investments, than exits
New positions opened: 4 | Existing positions closed: 12
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
HKAM
Horizon Kinetics Asset Management
New York
|
+$6.24M |
| 2 |
MRI
Mad River Investors
Boston,
Massachusetts
|
+$1.42M |
| 3 |
EFS
Essex Financial Services
Essex,
Connecticut
|
+$1.17M |
| 4 |
MC
Moors & Cabot
Boston,
Massachusetts
|
+$381K |
| 5 |
Susquehanna International Group
Bala Cynwyd,
Pennsylvania
|
+$248K |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Citadel Advisors
Miami,
Florida
|
-$852K |
| 2 |
Millennium Management
New York
|
-$487K |
| 3 |
Two Sigma Investments
New York
|
-$339K |
| 4 |
V
ValueWorks
New York
|
-$279K |
| 5 |
LPL Financial
San Diego,
California
|
-$254K |
MSB Hedge Fund Activity: Q1 2023 in Review
42 of the 6,283 institutional investors tracked by Wall St. Rank reported a position in Mesabi Trust (MSB) for Q1 2023, worth a combined $130M — up 47% from $88.6M a quarter earlier.
Sellers outnumbered buyers: 12 funds closed out of MSB and 4 opened new positions — a net loss of 8 holders — while 10 trimmed existing stakes and 12 added.
The largest buyer was Horizon Kinetics Asset Management, adding an estimated $6.24M. The largest seller was Citadel Advisors, exiting entirely with an estimated $852K sold.
- 42 institutional investors held Mesabi Trust (MSB) as of Q1 2023, down from 52 in Q4 2022.
- Funds reported $130M of Mesabi Trust stock for Q1 2023, up 47% quarter-over-quarter.
- 4 funds opened new Mesabi Trust positions in Q1 2023 and 12 closed out, a net change of -8 holders.
- The largest Mesabi Trust buyer in Q1 2023 was Horizon Kinetics Asset Management, an estimated $6.24M added.
- The largest Mesabi Trust seller in Q1 2023 was Citadel Advisors, an estimated $852K sold.
Based on aggregated 13F filings for Q1 2023.