Corundum Trust Company, Inc Portfolio Holdings

Corundum Trust Company, Inc

  • $46.1 Billion
  • Q3 2025

Corundum Trust Company, Inc has filed its 13F form on October 24, 2025 for Q3 2025 where it was disclosed a total value porftolio of $46.1 Billion distributed in 127 stocks.

Among their holdings, we can observe that their the top five positions include companies like: 3 M CO with a value of $6.27B, Ishares Core S&P Sm Cap ETF with a value of $3.81B, Ishares Tr with a value of $2.7B, Microsoft Corp with a value of $2.5B, and Ishares S&P Midcap 400 Growth with a value of $2.09B.

Examining the 13F form we can see an increase of $8.23B in the current position value, from $37.9B to 46.1B.

Corundum Trust Company, Inc is based out at Sioux Falls, SD

Below you can find more details about Corundum Trust Company, Inc portfolio as well as his latest detailed transactions.

Portfolio value $46.1 Billion
ETFs: $16.3 Billion
Industrials: $6.94 Billion
Technology: $4.9 Billion
Basic Materials: $3.87 Billion
Healthcare: $2 Billion
Communication Services: $1.89 Billion
Financial Services: $1.74 Billion
Consumer Cyclical: $551 Million
Other: $724 Million

Stock Holdings Table

Stock Market Cap. Holding Value (Reported) # of Shares. Last Trade Trade History
$490B
$23.3 Million 0.05% of portfolio
207
Q3 2025 New
Founders Metals Inc Common
-
$21.3 Million 0.05% of portfolio
-
Q3 2025 New
$96.4B
$23.6 Million 0.05% of portfolio
191
Q3 2025 New
$413B
$22.1 Million 0.05% of portfolio
428
Q3 2025 New
$141B
$22.4 Million 0.05% of portfolio
878
Q3 2025 New
$67.6B
$17.4 Million 0.04% of portfolio
360
Q3 2025 New
$279B
$20.3 Million 0.04% of portfolio
197
Q3 2025 New
$85.9B
$16.6 Million 0.04% of portfolio
75
Q3 2025 New
$522B
$16.7 Million 0.04% of portfolio
90
Q3 2025 New
$404B
$16.7 Million 0.04% of portfolio
18
Q3 2025 New
$99.5B
$20.3 Million 0.04% of portfolio
451
Q3 2025 New
$228B
$16.7 Million 0.04% of portfolio
125
Q3 2025 New
$1.65T
$12.4 Million 0.03% of portfolio
51
Q3 2025 New
$132B
$14.1 Million 0.03% of portfolio
67
Q3 2025 New
$306B
$15.8 Million 0.03% of portfolio
238
Q3 2025 New
$512B
$14.2 Million 0.03% of portfolio
25
Q3 2025 New
$37.6B
$15.4 Million 0.03% of portfolio
230
Q3 2025 New
$104B
$15.3 Million 0.03% of portfolio
52
Q3 2025 New
$224B
$11.9 Million 0.03% of portfolio
39
Q3 2025 New
$0
$6.97 Million 0.02% of portfolio
89
Q3 2025 New
$68.9B
$10.4 Million 0.02% of portfolio
44
Q3 2025 New
$183B
$11.3 Million 0.02% of portfolio
40
Q3 2025 New
$172B
$8.88 Million 0.02% of portfolio
202
Q3 2025 New
$123B
$5.99 Million 0.01% of portfolio
12
Q3 2025 New
$1.92B
$1.36 Million 0.0% of portfolio
127
Q3 2025 New
$13B
$238,000 0.0% of portfolio
24
Q3 2025 New

Summary

  • Portfolio
  • No. of Stocks 127
  • Current Value $46.1 Billion
  • Prior Value $37.9 Billion
  • Filing
  • Period Q3 2025
  • Filing Date October 24, 2025
  • Form Type 13F-HR
  • Activity in Q3 2025
  • New Purchases 80 stocks
  • Additional Purchases 1 stocks
  • Sold out of 0 stocks
  • Reduced holdings in 14 stocks
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