13F Insight
DOSSIER · 13F-HR · Q1 2026

Corundum Trust Company, INC

$44M in tracked AUM across 48 positions as of Q1 2026.

CT
CIK 0001987720 · last filed Mar 31, 2026
Total AUM
$44M
as of Q1 2026
Holdings
48
—
positions
Whale Score
45
45
tracked
Activity
—
no data
changes this Q
AI Analysis · Q1 2026

Corundum Trust Company, INC filed its latest 13F-HR for Q1 2026. See the latest holdings and position changes below.

Quarter at a glance — Q1 2026

Position-change comparison pending.

No quarter-over-quarter changes available.

Top 10 holdings

By portfolio weight as of Q1 2026.

#HoldingValueSharesWeight
01
MMM
3M COMPANY
$6M39K13.0%02
IJR
ISHARES CORE S&P SMALL CAP ETF
$4M32K8.9%03
DVY
ISHARES SELECT DIVIDEND ETF
$3M19K6.5%04
IJK
ISHARES S&P MID CAP 400 GROWTH
$2M22K5.1%05
IVV
ISHARES CORE S&P 500 ETF
$2M3K4.9%06
MSFT
MICROSOFT CORP
$2M5K4.1%07
IJJ
ISHARES S&P MID CAP 400 VALUE
$2M13K4.0%08
AAPL
APPLE INC
$2M7K3.8%09
SKE
SKEENA RESOURCES LIMITED NEW C
$2M55K3.7%10
DSVSF
DISCOVERY SILVER CORP COMMON
$2M248K3.6%

Filing history

2026Q1Mar 31
$44M▼ 0.3%
48 positionsView →2025Q4Dec 31
$44M▲ 120.3%
51 positionsView →2025Q3Sep 30
$20M▼ 47.3%
62 positionsView →2025Q2Jun 30
$38M▲ 9.2%
50 positionsLocked2025Q1Mar 31
$35M▲ 4.2%
50 positionsLocked2024Q4Dec 31
$33M▼ 8.2%
49 positionsLocked2024Q3Sep 30
$36M▲ 5.5%
52 positionsLocked2024Q2Jun 30
$34M▲ 2.8%
55 positionsLocked2023Q3Sep 30
$33M▼ 8.5%
37 positionsLocked2023Q2Jun 30
$37M—
39 positionsLocked