Corundum Trust Company, INC

Holdings as of 2026-06-30, filed 2026-07-29

This is history, not a current position. These holdings describe 2026-06-30, and the report became public 29 days later. The portfolio has changed since.

Aggregates

computed from the positions below
Positions reported
28
Value reported by manager
$37.4M
Sum of our stored positions
$37.4M
should match the line above
Disclosure lag
29 d
quarter end to filing
Top 5 concentration
50.9%
of the positions shown
New positions
0
vs previous quarter
Exited
0
vs previous quarter
Option positions
0
puts and calls

Positions

28 largest shown
IssuerClassValueSharesTypeCUSIP
3M COMPANYCS$6.4M39,28088579Y101
ISHARES CORE S&P SMALL CAP ETFCS$4.6M31,295464287804
ISHARES SELECT DIVIDEND ETFCS$2.9M18,840464287168
ISHARES S&P MID CAP 400 GROWTHCS$2.6M22,354464287606
ISHARES CORE S&P 500 ETFCS$2.5M3,306464287200
ISHARES S&P MID CAP 400 VALUECS$1.9M13,166464287705
APPLE INCCS$1.9M6,512037833100
ALPHABET INC CLASS C CAPITAL SCS$1.9M5,31302079K107
MICROSOFT CORPCS$1.8M4,823594918104
ISHARES MSCI EAFE ETFCS$1.3M12,656464287465
ELI LILLY & COCS$1.3M1,095532457108
STATE STREET SPDR S&P 500 ETFCS$920.8K1,23378462F103
CISCO SYSTEMS INCCS$911K7,75617275R102
JPMORGAN CHASE & COCS$810.5K2,47646625H100
SOLVENTUM CORPORATION COMMON SCS$758.5K9,83183444M101
VANGUARD RUSSELL 3000 ETFCS$627.1K1,89292206C599
UNITEDHEALTH GROUP INCCS$623K1,49991324P102
CITIGROUP INC COMCS$464K3,315172967424
ISHARES S&P 500 GROWTH ETFCS$427.7K3,110464287309
AMAZON.COM INCCS$405.9K1,703023135106
UNION PACIFIC CORPCS$375.9K1,382907818108
UGI CORPORATIONCS$337.6K9,773902681105
ISHARES MSCI EMERGING MARKETSCS$329.1K4,810464287234
BERKSHIRE HATHAWAY CLASS BCS$326.8K653084670702
ISHARES S&P 500 VALUE ETFCS$256.6K1,130464287408
THERMO FISHER SCIENTIFIC INCCS$250.7K500883556102
MERCK & CO INCCS$234.4K1,82458933Y105
BOEING COCS$207.4K958097023105
Values are shown exactly as filed. Before 2023 managers reported in thousands of dollars and afterwards in whole dollars; the reporting unit is not always determinable from the document, so nothing is converted automatically.

Source: U.S. Securities and Exchange Commission, Form 13F · as of 2026-07-29

Corundum Trust Company, INC — 28 positions reported for 2026Q2 — Tapewire