# EDGAR Filing Document

**Accession Number:** 0001987720
**File Stem:** 0001987720-25-000006
**Filing Date:** 2025-7
**Character Count:** 8524
**Document Hash:** 0985ec8bfe1508313455699b743fea7d
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001987720-25-000006.hdr.sgml**: 20250728

**ACCESSION NUMBER**: 0001987720-25-000006

**CONFORMED SUBMISSION TYPE**: 13F-HR

**PUBLIC DOCUMENT COUNT**: 2

**CONFORMED PERIOD OF REPORT**: 20250630

**FILED AS OF DATE**: 20250728

**DATE AS OF CHANGE**: 20250728

**EFFECTIVENESS DATE**: 20250728

**FILER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** Corundum Trust Company, INC
- **CENTRAL INDEX KEY:** 0001987720

**ORGANIZATION NAME:**
- **EIN:** 421559564

**FILING VALUES:**
- **FORM TYPE:** 13F-HR
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 028-23323
- **FILM NUMBER:** 251154821

**BUSINESS ADDRESS:**
- **STREET 1:** 401 E. 8TH STREET
- **STREET 2:** SUITE 303
- **CITY:** SIOUX FALLS
- **STATE:** SD
- **ZIP:** 57103
- **BUSINESS PHONE:** 16058001992

**MAIL ADDRESS:**
- **STREET 1:** 401 E. 8TH STREET
- **STREET 2:** SUITE 303
- **CITY:** SIOUX FALLS
- **STATE:** SD
- **ZIP:** 57103

### FORM 13F COVER PAGE

**Report for the Calendar Year or Quarter Ended:** 06-30-2025

**Check here if Amendment** [ ] **Amendment Number:** 

**This Amendment (Check only one.):** [ ] is a restatement.

[ ] adds new holdings entries.

**Institutional Investment Manager Filing this Report:**

**Name:** Corundum Trust Company INC<br>**Address:** 401 E. 8TH STREET<br>SUITE 303<br>SIOUX FALLS, SD 57103

**Form 13F File Number:** 028-23323

The institutional investment manager filing this report and the person by whom it is signed hereby represent that the person signing the report is authorized to submit it, that all information contained herein is true, correct and complete, and that it is understood that all required items, statements, schedules, lists, and tables, are considered integral parts of this form.

**Person Signing this Report on Behalf of Reporting Manager:**

**Name:** Alyssa Lorenz<br>**Title:** President<br>**Phone:** 6053362024

**Signature, Place, and Date of Signing:**

Alyssa Lorenz  Sioux Falls, SD  06-30-2025<br>[Signature]  [City, State]  [Date]

**Report Type (Check only one.):**

[x] **13F HOLDINGS REPORT.** (Check here if all holdings of this reporting manager are reported in this report.)

[ ] **13F NOTICE.** (Check here if no holdings are reported in this report, and all holdings are reported by other reporting manager(s).)

[ ] **13F COMBINATION REPORT.** (Check here if a portion of the holdings for this reporting manager are reported in this report and a portion are reported by other reporting manager(s).)

### Form 13F Summary Page

**Report Summary:**

**Number of Other Included Managers:** 0

**Form 13F Information Table Entry Total:** 50

**Form 13F Information Table Value Total:** $37873529

      (round to nearest dollar)

**List of Other Included Managers:**

Provide a numbered list of the name(s) and Form 13F file number(s) of all institutional investment managers with respect to which this report is filed, other than the manager filing this report.

[If there are no entries in this list, state “NONE” and omit the column headings and list entries.]

**NONE**

### FORM 13F INFORMATION TABLE

---

|  |  |  |  |  |  |  |  |  |  |  |  |  |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| NAME OF ISSUER | TITLE OF CLASS | CUSIP | FIGI | VALUE (x$1000) | SHRS OR PRN AMT | SH/PRN | PUT/CALL | INVESTMENT DISCRETION | OTHER MANAGER | VOTING AUTHORITY | VOTING AUTHORITY | VOTING AUTHORITY |
| NAME OF ISSUER | TITLE OF CLASS | CUSIP | FIGI | VALUE (x$1000) | SHRS OR PRN AMT | SH/PRN | PUT/CALL | INVESTMENT DISCRETION | OTHER MANAGER | SOLE | SHARED | NONE |
| 3M COMPANY | CS | 88579y101 |  | 6154606 | 40427 | SH |  | SOLE |  | 0 | 0 | 40427 |
| AGNICO EAGLE MINES LIMITED | CS | 008474108 |  | 237860 | 2000 | SH |  | SOLE |  | 0 | 0 | 2000 |
| ALPHABET INC CLASS C CAPITAL S | CS | 02079k107 |  | 1074629 | 6058 | SH |  | SOLE |  | 0 | 0 | 6058 |
| AMAZON.COM INC | CS | 023135106 |  | 377570 | 1721 | SH |  | SOLE |  | 0 | 0 | 1721 |
| APPLE INC | CS | 037833100 |  | 1341812 | 6540 | SH |  | SOLE |  | 0 | 0 | 6540 |
| AURION RESOURCES LTD | CS | 05156f107 |  | 83215 | 156125 | SH |  | SOLE |  | 0 | 0 | 156125 |
| AYA GOLD  SILVER INC COM | CS | 05466c109 |  | 359800 | 40000 | SH |  | SOLE |  | 0 | 0 | 40000 |
| BERKSHIRE HATHAWAY CLASS B | CS | 084670702 |  | 323523 | 666 | SH |  | SOLE |  | 0 | 0 | 666 |
| CISCO SYSTEMS INC | CS | 17275r102 |  | 541650 | 7807 | SH |  | SOLE |  | 0 | 0 | 7807 |
| CITIGROUP INC COM | CS | 172967424 |  | 282173 | 3315 | SH |  | SOLE |  | 0 | 0 | 3315 |
| DEEP YELLOW LIMITED ORDINARY S | CS | q3288v217 |  | 69311 | 62162 | SH |  | SOLE |  | 0 | 0 | 62162 |
| DISCOVERY SILVER CORP COMMON | CS | 254677107 |  | 558775 | 257500 | SH |  | SOLE |  | 0 | 0 | 257500 |
| ELI LILLY  CO | CS | 532457108 |  | 859042 | 1102 | SH |  | SOLE |  | 0 | 0 | 1102 |
| EVOLUTION MINING LTD US LISTED | CS | q3647r147 |  | 207080 | 40000 | SH |  | SOLE |  | 0 | 0 | 40000 |
| FIRST MAJESTIC SILVER CORP | CS | 32076v103 |  | 99240 | 12000 | SH |  | SOLE |  | 0 | 0 | 12000 |
| FRANCO-NEVADA CORPORATION | CS | 351858105 |  | 327840 | 2000 | SH |  | SOLE |  | 0 | 0 | 2000 |
| GOGOLD RESOURCES INC | CS | 38045y102 |  | 43905 | 30000 | SH |  | SOLE |  | 0 | 0 | 30000 |
| GREATLAND RESOURCES | CS | 001303911 |  | 707713 | 151250 | SH |  | SOLE |  | 0 | 0 | 151250 |
| ISHARES CORE S 500 ETF | CS | 464287200 |  | 1836001 | 2957 | SH |  | SOLE |  | 0 | 0 | 2957 |
| ISHARES CORE S SMALL CAP ETF | CS | 464287804 |  | 3529848 | 32298 | SH |  | SOLE |  | 0 | 0 | 32298 |
| ISHARES MSCI EAFE ETF | CS | 464287465 |  | 1138113 | 12732 | SH |  | SOLE |  | 0 | 0 | 12732 |
| ISHARES MSCI EMERGING MARKETS | CS | 464287234 |  | 232034 | 4810 | SH |  | SOLE |  | 0 | 0 | 4810 |
| ISHARES S MID CAP 400 GROWTH | CS | 464287606 |  | 1978269 | 21744 | SH |  | SOLE |  | 0 | 0 | 21744 |
| ISHARES S MID CAP 400 VALUE | CS | 464287705 |  | 1627054 | 13166 | SH |  | SOLE |  | 0 | 0 | 13166 |
| ISHARES SELECT DIVIDEND ETF | CS | 464287168 |  | 2525249 | 19014 | SH |  | SOLE |  | 0 | 0 | 19014 |
| JPMORGAN CHASE  CO | CS | 46625h100 |  | 725935 | 2504 | SH |  | SOLE |  | 0 | 0 | 2504 |
| KINROSS GOLD CORP | CS | 496902404 |  | 156300 | 10000 | SH |  | SOLE |  | 0 | 0 | 10000 |
| LUNDIN GOLD INC COM | CS | 550371108 |  | 579892 | 11000 | SH |  | SOLE |  | 0 | 0 | 11000 |
| MICROSOFT CORP | CS | 594918104 |  | 2458200 | 4942 | SH |  | SOLE |  | 0 | 0 | 4942 |
| NEWMONT CORPORATION COMMON STO | CS | 651639106 |  | 233040 | 4000 | SH |  | SOLE |  | 0 | 0 | 4000 |
| NGEX MINERALS LTD COM | CS | 65343p103 |  | 408450 | 35000 | SH |  | SOLE |  | 0 | 0 | 35000 |
| NTHN STAR RES LTD NPV | CS | q6951u101 |  | 231065 | 18500 | SH |  | SOLE |  | 0 | 0 | 18500 |
| ONYX GOLD CORP COM | CS | 68339g103 |  | 90331 | 61200 | SH |  | SOLE |  | 0 | 0 | 61200 |
| OROGEN ROYALTIES INC COM | CS | 68707r103 |  | 280000 | 200000 | SH |  | SOLE |  | 0 | 0 | 200000 |
| PREDICTIVE DISCOVERY LTD MELBO | CS | q77174136 |  | 66000 | 300000 | SH |  | SOLE |  | 0 | 0 | 300000 |
| RUPERT RESOURCES LTD | CS | 78165j105 |  | 223520 | 63500 | SH |  | SOLE |  | 0 | 0 | 63500 |
| SKEENA RESOURCES LIMITED NEW C | CS | 83056p715 |  | 1038780 | 65250 | SH |  | SOLE |  | 0 | 0 | 65250 |
| SNOWLINE GOLD CORP COM | CS | 83342v104 |  | 166590 | 27000 | SH |  | SOLE |  | 0 | 0 | 27000 |
| SOLVENTUM CORPORATION COMMON S | CS | 83444m101 |  | 766818 | 10111 | SH |  | SOLE |  | 0 | 0 | 10111 |
| SOUTHERN CROSS GOLD CONSOLIDAT | CS | 842685109 |  | 141755 | 30000 | SH |  | SOLE |  | 0 | 0 | 30000 |
| SPARTAN RESOURCES LTD ORDINARY | CS | q39719226 |  | 54500 | 50000 | SH |  | SOLE |  | 0 | 0 | 50000 |
| SPDR S 500 ETF TRUST | CS | 78462f103 |  | 1006478 | 1629 | SH |  | SOLE |  | 0 | 0 | 1629 |
| THERMO FISHER SCIENTIFIC INC | CS | 883556102 |  | 202730 | 500 | SH |  | SOLE |  | 0 | 0 | 500 |
| UGI CORPORATION | CS | 902681105 |  | 355933 | 9773 | SH |  | SOLE |  | 0 | 0 | 9773 |
| UNION PACIFIC CORP | CS | 907818108 |  | 317971 | 1382 | SH |  | SOLE |  | 0 | 0 | 1382 |
| UNITEDHEALTH GROUP INC | CS | 91324p102 |  | 470451 | 1508 | SH |  | SOLE |  | 0 | 0 | 1508 |
| VANGUARD RUSSELL 3000 ETF | CS | 92206c599 |  | 516043 | 1892 | SH |  | SOLE |  | 0 | 0 | 1892 |
| VIZSLA SILVER CORP COM NO PAR | CS | 92859g608 |  | 177135 | 60250 | SH |  | SOLE |  | 0 | 0 | 60250 |
| WESDOME GOLD MINES LTD | CS | 95083r100 |  | 669360 | 48000 | SH |  | SOLE |  | 0 | 0 | 48000 |
| WOLFDEN RES CORP COM | CS | 977750108 |  | 19940 | 398802 | SH |  | SOLE |  | 0 | 0 | 398802 |

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