MSB

Mesabi Trust
FinancialsUSCUSIP 590672101◍ Confluence graph
Tracked 13F Holders
64
-36 QoQ
13F Value (tracked)
$177.8M
Insider Net · 180d
$0
0↑ 0↓
Recent Filings
7
Smart-money sentimentBullish
BearishBullish
13F funds (latest Q)14 adding · 3 trimming
Insider net (180d)$0

Who owns MSB?

64 tracked 13F filers

64 tracked 13F filers disclose a position in MSB as of the latest SEC 13F filings, a combined $177.8M in reported value. Holders and values reflect the 13F filers Arkolith currently tracks, not the entire institutional universe. Counts and totals are a floor, not the full institutional ownership.

#FundPosition valueSharesLast moveAs ofHistory
1HORIZON KINETICS ASSET MANAGEMENT LLC
$81.5M
3.2M
+2.5%
Added · +78K sh
Q2 2026
2VALUEWORKS LLC
$16.9M
670K
+3.6%
Added · +23K sh
Q2 2026
3CWA Asset Management Group, LLC
$13.1M
519K
+16%
Added · +71K sh
Q2 2026
4MAD RIVER INVESTORS
$8.2M
324K
+0.7%
Added · +2K sh
Q2 2026
5FIRST MANHATTAN CO. LLC.
$9.8M
310K
New
+310K sh
Q1 2026
6Advisory Services Network, LLC
$5.8M
185K
+1.7%
Added · +3K sh
Q1 2026
7Moors & Cabot, Inc.
$4.5M
178K
−1.5%
Reduced · −3K sh
Q2 2026
8BANK OF AMERICA CORP /DE/
$5.6M
178K
Held
Q1 2026
9EagleClaw Capital Managment, LLC
$4.3M
171K
+0.5%
Added · +800 sh
Q2 2026
10SEI INVESTMENTS CO
$5.3M
168K
+100%
Added · +84K sh
Q1 2026
11MORGAN STANLEY
$3.6M
114K
+4.9%
Added · +5K sh
Q1 2026
12Bank of New York Mellon Corp
$3.2M
100K
+7.8%
Added · +7K sh
Q1 2026
13Lido Advisors, LLC
$2.0M
80K
~0%
Added · +1 sh
Q2 2026
14GEODE CAPITAL MANAGEMENT, LLC
$1.5M
60K
+3.7%
Added · +2K sh
Q2 2026
15ROYAL BANK OF CANADA
$1.6M
51K
+20%
Added · +9K sh
Q1 2026
16JPMORGAN CHASE & CO
$1.2M
36K
−1.8%
Reduced · −660 sh
Q1 2026
17LANARK FINANCIAL, INC.
$778K
31K
Held
Q2 2026
18HighTower Advisors, LLC
$835K
27K
−1.2%
Reduced · −327 sh
Q1 2026
19Steward Partners Investment Advisory, LLC
$623K
25K
+1.6%
Added · +378 sh
Q2 2026
20UBS Group AG
$640K
20K
−11%
Reduced · −2K sh
Q1 2026
21COMMONWEALTH EQUITY SERVICES, LLC
$599K
19K
−38%
Reduced · −12K sh
Q1 2026
22LPL Financial LLC
$588K
19K
−22%
Reduced · −5K sh
Q1 2026
23WELLS FARGO & COMPANY/MN
$567K
18K
+3.0%
Added · +518 sh
Q1 2026
24Russell Investments Group, Ltd.
$538K
17K
+0.2%
Added · +35 sh
Q1 2026
25Westmount Partners, LLC
$426K
17K
Held
Q2 2026

Holders and values reflect the 13F filers Arkolith currently tracks, not the entire institutional universe. Counts and totals are a floor, not the full institutional ownership.

Is MSB being bought or sold by institutions?

Last quarter, 3 funds opened a new position in MSB and 11 added to an existing one, while 3 reduced and 0 exited entirely — based on 13F filings from active, signal-eligible managers (passive index funds and other mechanical holders are excluded from this count).

Opened (NEW)
3
funds
Added
11
funds
Reduced
3
funds
Exited
0
funds

Funds that own MSB also own

CompanyCo-held byCombined value
APPLE INCAAPL25 funds$13.8B
AMAZON.COM INCAMZN25 funds$12.0B
CISCO SYSTEMS INCCSCO24 funds$2.1B
JOHNSON & JOHNSONJNJ24 funds$1.7B
BERKSHIRE HATHAWAY INC-CL BBRK/B24 funds$1.1B
MICROSOFT CORPMSFT23 funds$16.1B
NVIDIA CORPNVDA23 funds$16.0B
ALPHABET INC-CL AGOOGL23 funds$8.9B
ALPHABET INC-CL CGOOG23 funds$8.3B
ELI LILLY & COLLY23 funds$2.1B
JPMORGAN CHASE & COJPM23 funds$1.6B
UNITEDHEALTH GROUP INCUNH23 funds$1.6B

Ranked by how many of MSB's institutional holders also hold each name, a cross-fund conviction signal.

Insider activity (Form 4)

Full insider page →
Buys · 180d
$0
0 insiders
Sells · 180d
$0
0 insiders
Net
$0
0 P/S txns
Signal
Mixed
open-market
DateInsiderRoleActionSharesValue
Jun 11, 2019Radke Robin M.InsiderBuy (P)498$15K
Oct 28, 2008Ehrenberg James AInsiderBuy (P)500$6K
Oct 24, 2008Ehrenberg James AInsiderBuy (P)500$7K
Oct 20, 2008Ehrenberg James AInsiderBuy (P)500$8K
Jul 30, 2007Ehrenberg James AInsiderBuy (P)300$6K
Jul 30, 2007Ehrenberg James AInsiderBuy (P)700$13K
May 24, 2006Ehrenberg James AInsiderBuy (P)300$5K
Apr 25, 2006Ehrenberg James AInsiderBuy (P)200$5K

Institutional ownership over time

29 funds-3 since Q3 2024
03671Q3 2024Q1 2025Q3 2025Q1 2026Q2 2026
funds holding aggregate valuelatest $135.8M

Recent filings

7 shown

Keep exploring

Connected entities for MSB

Browse more

Build

Ask your agent what changed in MSB

This stock page is the public Follow view. For one current, evidence-backed answer, use capital_change_brief through REST or MCP. It compares tracked 13F changes with qualifying Form 4 activity and cites the SEC evidence.

Copy-paste
curl -H "Authorization: Bearer YOUR_API_KEY" \
  "https://arkolith.com/api/v1/stocks/MSB/capital-change-brief"
Ask your agent
Use Arkolith's capital_change_brief for MSB.
Tell me what changed, whether insider activity
corroborates it, and cite the SEC evidence.

13F holdings + Form 4 insider transactions + end-of-day price history + the live filing stream, joined for MSB. Filings are public domain, sourced to SEC EDGAR; price series derived from end-of-day closes.