Corundum Trust Company, INC

13F filer · CIK 0001987720

Reported Jul 29, 2026

Net seller this quarter

13F portfolio value$37.4MU.S. long equity reported on 13F

Positions181 new · 14 closed

Net flow last quarter-$6.91MBuys minus sells

Top 10 positions weight46.1%Concentration

Holdings

13F · last 4 quarters free

Scroll for earlier quarters

Company	Value	% of portfolio	% of company	POSITION CHANGE qoq %	First reported
Q2 2026Reported Jul 29, 202618 positions
MMM3m Co	$6.36M	16.98%	0.01%	Not reported	Q2 2023
AAPLApple Inc.	$1.88M	5.03%	0.00%	Not reported	Q2 2023
GOOGAlphabet Inc.	$1.88M	5.01%	Not reported	-0.2%	Q2 2023
MSFTMicrosoft Corp	$1.8M	4.80%	0.00%	Not reported	Q2 2023
LLYELI LILLY & Co	$1.31M	3.51%	0.00%	Not reported	Q2 2023
SPYSPDR S&P 500 ETF Trust	$921K	2.46%	Not reported	+0.1%	Q2 2023
CSCOCisco Systems, Inc.	$911K	2.43%	0.00%	Not reported	Q2 2023
JPMJPMorgan Chase & Co	$810K	2.16%	0.00%	Not reported	Q2 2023
SOLVSolventum Corp	$758K	2.03%	0.01%	Not reported	Q2 2024
UNHUnitedhealth Group Inc	$623K	1.66%	0.00%	Not reported	Q2 2023
CCitigroup Inc	$464K	1.24%	0.00%	Not reported	Q2 2024
AMZNAmazon Com Inc	$406K	1.08%	0.00%	Not reported	Q2 2023
UNPUnion Pacific Corp	$376K	1.00%	0.00%	Not reported	Q2 2023
UGIUgi Corp	$338K	0.90%	0.00%	Not reported	Q2 2024
BRK.BBerkshire Hathaway Inc	$327K	0.87%	Not reported	Not reported	Q2 2023
TMOThermo Fisher Scientific Inc.	$251K	0.67%	0.00%	Not reported	Q2 2023
MRKMerck & Co., Inc.	$234K	0.63%	0.00%	Not reported	Q2 2023
BABoeing Co	$207K	0.55%	0.00%	Not reported	Q3 2025
Q1 2026Reported Apr 15, 202631 positions
MMM3m Co	$5.7M	13.03%	0.01%	+0.3%	Q2 2023
MSFTMicrosoft Corp	$1.79M	4.08%	0.00%	+0.6%	Q2 2023
AAPLApple Inc.	$1.65M	3.77%	0.00%	+5.2%	Q2 2023
SKESkeena Resources Ltd	$1.64M	3.75%	0.05%	-13.3%	Q2 2024
GOOGAlphabet Inc.	$1.53M	3.49%	Not reported	-9.5%	Q2 2023
GGPSFGreatland Resources Limited	$1.12M	2.55%	Not reported	-6.6%	Q3 2025
LLYELI LILLY & Co	$1.01M	2.30%	0.00%	+1.8%	Q2 2023
SPYSPDR S&P 500 ETF Trust	$801K	1.83%	Not reported	+86.1%	Q2 2023
JPMJPMorgan Chase & Co	$728K	1.66%	0.00%	+1.4%	Q2 2023
SOLVSolventum Corp	$642K	1.47%	0.01%	Not reported	Q2 2024
AYAAya Gold & Silver Inc.	$612K	1.40%	Not reported	Not reported	Q4 2024
CSCOCisco Systems, Inc.	$602K	1.37%	0.00%	+1.4%	Q2 2023
NGXXFNGEx Minerals Ltd.	$587K	1.34%	Not reported	-7.1%	Q2 2024
FNVFRANCO NEVADA Corp	$494K	1.13%	0.00%	Not reported	Q3 2024
NEMNEWMONT Corp	$433K	0.99%	0.00%	Not reported	Q2 2025
AEMAgnico Eagle Mines Ltd	$406K	0.93%	0.00%	Not reported	Q1 2025
UNHUnitedhealth Group Inc	$406K	0.93%	0.00%	Not reported	Q2 2023
CCitigroup Inc	$376K	0.86%	0.00%	Not reported	Q2 2024
UGIUgi Corp	$356K	0.81%	0.00%	Not reported	Q2 2024
AMZNAmazon Com Inc	$355K	0.81%	0.00%	+1.9%	Q2 2023
UNPUnion Pacific Corp	$335K	0.77%	0.00%	Not reported	Q2 2023
BRK.BBerkshire Hathaway Inc	$313K	0.71%	Not reported	+2.4%	Q2 2023
KGCKinross Gold Corp	$305K	0.70%	0.00%	Not reported	Q3 2024
SGDRenX Enterprises Corp.	$269K	0.61%	Not reported	Not reported	Q2 2024
CAHPFEvolution Mining Limited	$264K	0.60%	Not reported	-25.0%	Q2 2024
AGFirst Majestic Silver Corp	$258K	0.59%	0.00%	Not reported	Q3 2024
TMOThermo Fisher Scientific Inc.	$246K	0.56%	0.00%	Not reported	Q2 2023
VZLAVizsla Silver Corp.	$232K	0.53%	0.02%	Not reported	Q2 2024
MRKMerck & Co., Inc.	$219K	0.50%	0.00%	Not reported	Q2 2023
SXGCFSouthern Cross Gold Consolidated Ltd.	$183K	0.42%	Not reported	Not reported	Q1 2025
OGNOrganon & Co.	$130K	0.30%	0.02%	Not reported	Q3 2025
Q4 2025Reported Jan 20, 202632 positions
MMM3m Co	$6.27M	14.27%	0.01%	-3.1%	Q2 2023
MSFTMicrosoft Corp	$2.32M	5.28%	0.00%	-0.8%	Q2 2023
GOOGAlphabet Inc.	$1.85M	4.20%	Not reported	-2.4%	Q2 2023
AAPLApple Inc.	$1.68M	3.83%	0.00%	-5.2%	Q2 2023
SKESkeena Resources Ltd	$1.51M	3.44%	0.05%	Not reported	Q2 2024
LLYELI LILLY & Co	$1.16M	2.63%	0.00%	-2.2%	Q2 2023
GGPSFGreatland Resources Limited	$1.05M	2.39%	Not reported	Not reported	Q3 2025
JPMJPMorgan Chase & Co	$787K	1.79%	0.00%	-1.8%	Q2 2023
SOLVSolventum Corp	$779K	1.77%	0.01%	-2.8%	Q2 2024
NGXXFNGEx Minerals Ltd.	$653K	1.49%	Not reported	Not reported	Q2 2024
CSCOCisco Systems, Inc.	$589K	1.34%	0.00%	-1.8%	Q2 2023
AYAAya Gold & Silver Inc.	$575K	1.31%	Not reported	Not reported	Q4 2024
UNHUnitedhealth Group Inc	$495K	1.13%	0.00%	Not reported	Q2 2023
SPYSPDR S&P 500 ETF Trust	$451K	1.03%	Not reported	-59.0%	Q2 2023
FNVFRANCO NEVADA Corp	$415K	0.94%	0.00%	Not reported	Q3 2024
NEMNEWMONT Corp	$399K	0.91%	0.00%	Not reported	Q2 2025
CCitigroup Inc	$387K	0.88%	0.00%	Not reported	Q2 2024
AMZNAmazon Com Inc	$386K	0.88%	0.00%	-2.3%	Q2 2023
VZLAVizsla Silver Corp.	$384K	0.87%	0.02%	+16.6%	Q2 2024
SGDRenX Enterprises Corp.	$340K	0.77%	Not reported	Not reported	Q2 2024
AEMAgnico Eagle Mines Ltd	$339K	0.77%	0.00%	Not reported	Q1 2025
CAHPFEvolution Mining Limited	$337K	0.77%	Not reported	Not reported	Q2 2024
BRK.BBerkshire Hathaway Inc	$321K	0.73%	Not reported	-3.2%	Q2 2023
UNPUnion Pacific Corp	$320K	0.73%	0.00%	Not reported	Q2 2023
TMOThermo Fisher Scientific Inc.	$290K	0.66%	0.00%	Not reported	Q2 2023
KGCKinross Gold Corp	$282K	0.64%	0.00%	Not reported	Q3 2024
SXGCFSouthern Cross Gold Consolidated Ltd.	$232K	0.53%	Not reported	Not reported	Q1 2025
OROR Royalties Inc.	$212K	0.48%	0.00%	Not reported	Q3 2025
AGFirst Majestic Silver Corp	$200K	0.46%	0.00%	Not reported	Q3 2024
OGNOrganon & Co.	$94.8K	0.22%	0.02%	-0.3%	Q3 2025
ONYXOnyx Software Corp	$82.4K	0.19%	Not reported	Not reported	Q2 2025
WLFFFWolfden Resources Corp	$16.4K	0.04%	Not reported	Not reported	Q2 2024
Q3 2025Reported Oct 24, 202593 positions
MMM3m Co	$6.27M	13.61%	0.01%	0.0%	Q2 2023
MSFTMicrosoft Corp	$2.5M	5.43%	0.00%	-2.3%	Q2 2023
AAPLApple Inc.	$1.66M	3.60%	0.00%	-0.2%	Q2 2023
GOOGAlphabet Inc.	$1.47M	3.18%	Not reported	-0.5%	Q2 2023
SKESkeena Resources Ltd	$1.17M	2.55%	0.06%	-2.3%	Q2 2024
SPYSPDR S&P 500 ETF Trust	$1.08M	2.34%	Not reported	-0.8%	Q2 2023
LLYELI LILLY & Co	$839K	1.82%	0.00%	-0.2%	Q2 2023
JPMJPMorgan Chase & Co	$784K	1.70%	0.00%	-0.7%	Q2 2023
SOLVSolventum Corp	$738K	1.60%	0.01%	Not reported	Q2 2024
GGPSFGreatland Resources Limited	$718K	1.56%	Not reported	New	Q3 2025
NGXXFNGEx Minerals Ltd.	$653K	1.42%	Not reported	Not reported	Q2 2024
CSCOCisco Systems, Inc.	$533K	1.16%	0.00%	-0.2%	Q2 2023
UNHUnitedhealth Group Inc	$518K	1.12%	0.00%	-0.6%	Q2 2023
AYAAya Gold & Silver Inc.	$463K	1.00%	Not reported	Not reported	Q4 2024
FNVFRANCO NEVADA Corp	$446K	0.97%	0.00%	Not reported	Q3 2024
AMZNAmazon Com Inc	$376K	0.82%	0.00%	-0.5%	Q2 2023
NEMNEWMONT Corp	$337K	0.73%	0.00%	Not reported	Q2 2025
AEMAgnico Eagle Mines Ltd	$337K	0.73%	0.00%	Not reported	Q1 2025
CCitigroup Inc	$336K	0.73%	0.00%	Not reported	Q2 2024
BRK.BBerkshire Hathaway Inc	$331K	0.72%	Not reported	-1.1%	Q2 2023
UNPUnion Pacific Corp	$327K	0.71%	0.00%	Not reported	Q2 2023
UGIUgi Corp	$325K	0.71%	0.00%	Not reported	Q2 2024
CAHPFEvolution Mining Limited	$284K	0.62%	Not reported	Not reported	Q2 2024
VZLAVizsla Silver Corp.	$260K	0.56%	0.02%	Not reported	Q2 2024
KGCKinross Gold Corp	$249K	0.54%	0.00%	Not reported	Q3 2024
TMOThermo Fisher Scientific Inc.	$243K	0.53%	0.00%	Not reported	Q2 2023
OROR Royalties Inc.	$240K	0.52%	0.00%	New	Q3 2025
SGDRenX Enterprises Corp.	$216K	0.47%	Not reported	Not reported	Q2 2024
BABoeing Co	$191K	0.41%	0.00%	New	Q3 2025
TFPMTriple Flag Precious Metals Corp.	$170K	0.37%	0.00%	New	Q3 2025
MRKMerck & Co., Inc.	$165K	0.36%	0.00%	Not reported	Q2 2023
TGTTarget Corp	$164K	0.36%	0.00%	Not reported	Q2 2023
SXGCFSouthern Cross Gold Consolidated Ltd.	$160K	0.35%	Not reported	Not reported	Q1 2025
DISWalt Disney Co	$154K	0.33%	0.00%	New	Q3 2025
CMCSAComcast Corp	$149K	0.32%	0.00%	Not reported	Q3 2023
AGFirst Majestic Silver Corp	$147K	0.32%	0.00%	Not reported	Q3 2024
NVDANvidia Corp	$124K	0.27%	0.00%	New	Q3 2025
WPMWheaton Precious Metals Corp.	$112K	0.24%	0.00%	New	Q3 2025
GLDSPDR Gold Trust	$108K	0.23%	0.00%	Not reported	Q2 2023
HDHome Depot, Inc.	$103K	0.22%	0.00%	Not reported	Q2 2023
METAMeta Platforms, Inc.	$99.1K	0.22%	Not reported	New	Q3 2025
PAASPan American Silver Corp	$96.8K	0.21%	0.00%	New	Q3 2025
FTGCSynergetics, Inc.	$93.8K	0.20%	Not reported	New	Q3 2025
ONYXOnyx Software Corp	$91.8K	0.20%	Not reported	+22.6%	Q2 2025
OGNOrganon & Co.	$91.4K	0.20%	0.02%	New	Q3 2025
VVisa Inc.	$72.7K	0.16%	0.00%	New	Q3 2025
UPSUnited Parcel Service Inc	$66.5K	0.14%	0.00%	Not reported	Q2 2023
ABBVAbbVie Inc.	$63.2K	0.14%	0.00%	Not reported	Q2 2023
FFord Motor Co	$59.8K	0.13%	0.00%	New	Q3 2025
CECelanese Corp	$57.3K	0.12%	0.00%	New	Q3 2025

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