Corundum Trust Company, INC
•CIK: 1987720•Filing: Q4 2025
**Corundum Trust Company, INC** manages $44M across a diversified portfolio of 51 holdings. The strategy exhibits notable allocations to established industrials and broad market exposure, highlighted by the $6.3M position in MMM. Significant weightings are also visible in core ETFs such as IJR ($3.6M) and DVY ($2.7M), alongside technology names including MSFT ($2.3M) and GOOGL ($1.8M). This structure suggests a blend of value-oriented, dividend-focused, and large-cap growth mandates.
Total AUM
$43.9M
QoQ Performance
-4.7%
Positions
51
Top 10 Concentration
58.8%
Latest Filing
Q4 2025
Top Holdings Allocation
3M C
IJR
DVY
MSFT
3M14.3%
IJR8.2%
DVY6.1%
MSFT5.3%
IJK4.8%
IVV4.6%
GOOGL4.2%
IJJ3.9%
📈 Biggest Buys
—
NGEX MINERALS LTD NEW COM
NEW
1.5% of portfolio
—
VIZSLA SILVER CORP COM NO PAR
+16.6%
0.9% of portfolio
📉 Biggest Sells
Sector Breakdown
Other74.0%
Technology14.7%
ETF4.6%
Healthcare4.4%
Consumer0.9%
Financial0.7%
Industrial0.7%
🚪 Exited Positionssold since Q3 2025
—
NGEX MINERALS LTD COM
SOLD
$652.8K
—
TRIPLE FLAG PRECIOUS METALS CO
SOLD
$169.8K
+72 more exited positions
Changes from Q3 2025
NEW1 new position
↑1 increased
↓15 decreased
Historical Filings
Q4 2025Q3 2025Q2 2025Q1 2025Q4 2024Q3 2024Q2 2024