Corundum Group, Inc.

Name: Corundum Group, Inc. 13F holdings, Q3 2024
Creator: Corundum Group, Inc.
Published: 2024-10-21

Q2 2026Q1 2026Q4 2025Q3 2025Q2 2025Q1 2025Q4 2024Q2 2024Q1 2024

In its 13F for Q3 2024 (holdings as of September 30, 2024, filed October 21, 2024), Corundum Group, Inc. reported 100 stock positions worth $219.2 million. Its top holding was iShares Russell 1000 Growth (IWF) at 11.8% of the portfolio, followed by iShares Russell 1000 Value E (IWD, 10.5%) and 3M (MMM, 6.2%). Compared with Q2 2024, it opened 3 new positions, sold out of 4, added to 7 and reduced 74. The biggest buy was Broadcom (AVGO, shares +5%) and the biggest sale SS SPDR S&P 500 ETF Trust-US (SPY, shares −44%).

Most Recent 13F: Q2 2026
Location: COLORADO SPRINGS, CO
CIK: 0001486083
Portfolio Value: $219.2M (Q3 2024)
SEC Filing: 0001486083-24-000004 ↗ filed Oct 21, 2024

Holdings Value

Holdings 100 stocks · $219.2M


IWF iShares Russell 1000 Growth	11.81%	68,965	$25.9M	Reduce -4.4%
IWD iShares Russell 1000 Value E	10.49%	121,183	$23.0M	Reduce -4.8%
MMM 3M Co.	6.22%	99,726	$13.6M	Reduce -4.6%
EFA iShares MSCI Eafe ETF	4.95%	129,679	$10.8M	Reduce -11.5%
IWO iShares Russell 2000 Growth	3.85%	29,691	$8.4M	Reduce -2.6%
SUSA iShares ESG Optimized MSCI U	3.68%	67,024	$8.1M	Reduce -1.5%
SPY SS SPDR S&P 500 ETF Trust-US	3.49%	13,331	$7.6M	Reduce -43.7%
MSFT Microsoft Corp.	3.39%	17,275	$7.4M	Reduce -9.5%
IWN iShares Russell 2000 Value E	3.25%	42,681	$7.1M	Reduce -3.8%
IWS iShares Russell Mid-Cap Valu	3.08%	51,039	$6.7M	Reduce -4.5%
IWP iShares Russell Mid-Cap Grow	3.02%	56,444	$6.6M	Reduce -1.9%
AAPL Apple Inc.	2.61%	24,593	$5.7M	Reduce -13.3%
IWM iShares Russell 2000 ETF	1.58%	15,689	$3.5M	Reduce -35.4%
VONV Vanguard Russell 1000 Value	1.57%	41,297	$3.4M	Reduce -35.6%
SPLV Invesco S&P 500 Low Volatili	1.28%	39,027	$2.8M	Reduce -35.8%
NUSC Nuveen ESG Small-Cap ETF	1.19%	60,958	$2.6M	Reduce -1.5%
IWB iShares Russell 1000 ETF	1.17%	8,184	$2.6M	Reduce -47.5%
IVW iShares S&P 500 Growth ETF	1.17%	26,765	$2.6M	No change
GLD SPDR Gold Shares	1.05%	9,432	$2.3M	Reduce -38.0%
NVDA Nvidia Corp.	1.02%	18,481	$2.2M	Reduce -59.2%
JPM JPMorgan Chase & Co.	0.97%	10,133	$2.1M	Reduce -24.9%
XOM Exxon Mobil Corp.	0.90%	16,914	$2.0M	Reduce -31.8%
IJH iShares Core S&P Midcap ETF	0.88%	30,990	$1.9M	Reduce -5.8%
AMZN Amazon.com Inc.	0.86%	10,164	$1.9M	Reduce -23.8%
XLU St Sr Utl SL SE SPDR ETF-Usd	0.82%	22,333	$1.8M	Reduce -36.3%
FTGC First Trust Global Tactical	0.78%	72,044	$1.7M	Reduce -35.3%
HD Home Depot Inc.	0.73%	3,976	$1.6M	Reduce -27.9%
ORCL Oracle Corp.	0.68%	8,701	$1.5M	Reduce -41.6%
GOOGL Alphabet Inc. Class A	0.63%	8,282	$1.4M	Reduce -23.9%
GOOG Alphabet Inc. Class C	0.62%	8,174	$1.4M	Reduce -13.1%
BMY Bristol-Myers Squibb Co.	0.61%	25,938	$1.3M	Reduce -8.0%
JNJ Johnson & Johnson	0.60%	8,157	$1.3M	Reduce -26.3%
ECL Ecolab Inc.	0.59%	5,104	$1.3M	Reduce -33.5%
VOO Vanguard S&P 500 ETF	0.59%	2,461	$1.3M	Reduce -48.0%
UNH Unitedhealth Group Inc.	0.59%	2,206	$1.3M	Reduce -29.8%
USB US Bancorp	0.59%	28,119	$1.3M	Reduce -19.7%
CAT Caterpillar Inc.	0.58%	3,278	$1.3M	Reduce -42.0%
PG The Procter & Gamble Co.	0.58%	7,395	$1.3M	Reduce -31.0%
V Visa Inc. Class A	0.58%	4,606	$1.3M	Reduce -32.6%
PFE Pfizer Inc.	0.56%	42,741	$1.2M	Reduce -20.2%
IVE iShares S&P 500 Value ETF	0.55%	6,163	$1.2M	No change
COST Costco Wholesale Corp.	0.55%	1,367	$1.2M	Reduce -33.5%
MRK Merck & Co. Inc.	0.55%	10,654	$1.2M	Reduce -37.3%
WM Waste Management Inc.	0.54%	5,651	$1.2M	Reduce -36.5%
MCD McDonald's Corp.	0.49%	3,554	$1.1M	Reduce -35.8%
HON Honeywell International Inc.	0.48%	5,043	$1.0M	Reduce -34.7%
CSCO Cisco Systems Inc.	0.47%	19,562	$1.0M	Reduce -31.5%
FDX FedEx Corp.	0.47%	3,800	$1.0M	Reduce -34.9%
UPS United Parcel Service Class B	0.47%	7,524	$1.0M	Reduce -18.6%
TGT Target Corp.	0.47%	6,559	$1.0M	Reduce -29.3%
ABT Abbott Laboratories	0.46%	8,788	$1.0M	Reduce -31.8%
ABBV Abbvie Inc.	0.45%	5,022	$992K	Reduce -45.6%
BAC Bank of America Corp. filed as BANK AMERICA CORP	0.44%	24,205	$960K	Reduce -34.1%
AVGO Broadcom Inc.	0.44%	5,548	$957K	Add +4.7%
LLY Eli Lilly & Co.	0.43%	1,062	$941K	Reduce -73.0%
IJR iShares Core S&P Small-Cap E	0.42%	7,962	$931K	No change
INTC Intel Corp.	0.42%	39,560	$928K	Reduce -30.0%
WMT Walmart Inc.	0.38%	10,304	$832K	Reduce -50.0%
SOLV Solventum Corp.	0.37%	11,764	$820K	Reduce -50.1%
MA Mastercard Inc. Class A	0.34%	1,526	$754K	Reduce -47.7%
KO The Coca-Cola Co.	0.34%	10,475	$753K	Reduce -44.7%
BRK.B Berkshire Hathaway Inc. Class B	0.33%	1,559	$718K	Reduce -52.0%
MDT Medtronic PLC	0.32%	7,790	$701K	Reduce -26.3%
LRGE Clearbridge Large Cap Growth	0.30%	9,005	$658K	Reduce -11.7%
IJK iShares S&P Mid-Cap 400 Grow	0.29%	7,000	$644K	No change
AMGN Amgen Inc.	0.29%	1,966	$633K	Reduce -52.2%
CVX Chevron Corp.	0.28%	4,156	$612K	Reduce -52.4%
DIS The Walt Disney Co. filed as DISNEY WALT CO	0.27%	6,253	$601K	Reduce -34.5%
RSG Republic Services Inc.	0.27%	2,917	$586K	Add +4.5%
GS Goldman Sachs Group Inc.	0.27%	1,178	$583K	Reduce -54.5%
ADP Automatic Data Processing	0.24%	1,888	$522K	Reduce -55.3%
TSCO Tractor Supply Company	0.21%	1,591	$463K	Reduce -6.0%
ANET Arista Networks Inc.	0.20%	1,153	$443K	No change
FISV Fiserv Inc.	0.20%	2,400	$431K	No change
TMO Thermo Fisher Scientific Inc.	0.20%	697	$431K	No change
TXN Texas Instruments Inc.	0.19%	2,000	$413K	No change
PGR Progressive Corp.	0.18%	1,532	$389K	Add +2.1%
XEL Xcel Energy Inc.	0.17%	5,829	$381K	Reduce -58.0%
QQQ Invesco QQQ Trust Series 1	0.17%	745	$364K	No change
IJT iShares S&P Small-Cap 600 GR	0.17%	2,600	$363K	No change
MCHP Microchip Technology Inc.	0.16%	4,315	$346K	Add +3.4%
NOW ServiceNow Inc.	0.16%	387	$346K	Reduce -10.6%
ICE Intercontinental Exchange Inc.	0.14%	1,858	$298K	Add +7.8%
INTU Intuit Inc.	0.14%	479	$297K	Reduce -2.6%
UNP Union Pacific Corp.	0.13%	1,152	$284K	Add +6.8%
MU Micron Technology Inc.	0.13%	2,709	$281K	Reduce -0.3%
UBER Uber Technologies Inc.	0.13%	3,647	$274K	Add +9.4%
MPWR Monolithic Power Systems Inc.	0.12%	292	$270K	Reduce -6.4%
MTN Vail Resorts Inc.	0.12%	1,500	$261K	No change
VLTO Veralto Corp.	0.12%	2,329	$261K	Reduce -4.4%
NUDM Nuveen ESG Intl Devel MRK Eq	0.12%	7,730	$260K	Reduce -1.3%
DHR Danaher Corp.	0.11%	896	$249K	Reduce -3.0%
VO Vngrd Mrngstr MD-Cap ETF-Usd	0.11%	890	$235K	No change
QUAL iShares MSCI USA Quality Fac	0.11%	1,300	$233K	No change
GD General Dynamics Corp.	0.10%	746	$225K	No change
CDNS Cadence Design SYS Inc.	0.10%	798	$216K	New
ISRG Intuitive Surgical Inc.	0.10%	432	$212K	New
VUG Vanguard Mrngstar GR ETF-Sui	0.10%	547	$210K	No change
MRVL Marvell Technology Inc.	0.09%	2,834	$204K	New
FUTO Futureone Inc.	0.00%	100,000	$0	No change

Portfolio Sells Q2 2024 → Q3 2024


SPY SS SPDR S&P 500 ETF Trust-US	Reduce -43.7%	3.49%	−1.54
NVDA Nvidia Corp.	Reduce -59.2%	1.02%	−1.16
LLY Eli Lilly & Co.	Reduce -73.0%	0.43%	−0.96
IWB iShares Russell 1000 ETF	Reduce -47.5%	1.17%	−0.64
VONV Vanguard Russell 1000 Value	Reduce -35.6%	1.57%	−0.35
IWM iShares Russell 2000 ETF	Reduce -35.4%	1.58%	−0.34
VOO Vanguard S&P 500 ETF	Reduce -48.0%	0.59%	−0.33
MRK Merck & Co. Inc.	Reduce -37.3%	0.55%	−0.27
SPLV Invesco S&P 500 Low Volatili	Reduce -35.8%	1.28%	−0.27
FTGC First Trust Global Tactical	Reduce -35.3%	0.78%	−0.26
INTC Intel Corp.	Reduce -30.0%	0.42%	−0.26
CVX Chevron Corp.	Reduce -52.4%	0.28%	−0.25
GLD SPDR Gold Shares	Reduce -38.0%	1.05%	−0.23
AMGN Amgen Inc.	Reduce -52.2%	0.29%	−0.21
XOM Exxon Mobil Corp.	Reduce -31.8%	0.90%	−0.21
FDX FedEx Corp.	Reduce -34.9%	0.47%	−0.21
WM Waste Management Inc.	Reduce -36.5%	0.54%	−0.21
GS Goldman Sachs Group Inc.	Reduce -54.5%	0.27%	−0.19
BRK.B Berkshire Hathaway Inc. Class B	Reduce -52.0%	0.33%	−0.19
HON Honeywell International Inc.	Reduce -34.7%	0.48%	−0.17
ABBV Abbvie Inc.	Reduce -45.6%	0.45%	−0.17
WMT Walmart Inc.	Reduce -50.0%	0.38%	−0.17
MA Mastercard Inc. Class A	Reduce -47.7%	0.34%	−0.16
ADP Automatic Data Processing	Reduce -55.3%	0.24%	−0.16
CAT Caterpillar Inc.	Reduce -42.0%	0.58%	−0.15
GOOGL Alphabet Inc. Class A	Reduce -23.9%	0.63%	−0.15
ORCL Oracle Corp.	Reduce -41.6%	0.68%	−0.14
AMZN Amazon.com Inc.	Reduce -23.8%	0.86%	−0.14
BAC Bank of America Corp.	Reduce -34.1%	0.44%	−0.13
COST Costco Wholesale Corp.	Reduce -33.5%	0.55%	−0.13
KO The Coca-Cola Co.	Reduce -44.7%	0.34%	−0.13
V Visa Inc. Class A	Reduce -32.6%	0.58%	−0.12
ECL Ecolab Inc.	Reduce -33.5%	0.59%	−0.12
SPGI S&P Global Inc.	Sold out	0.00%	−0.12
XEL Xcel Energy Inc.	Reduce -58.0%	0.17%	−0.12
SOLV Solventum Corp.	Reduce -50.1%	0.37%	−0.11
XLU St Sr Utl SL SE SPDR ETF-Usd	Reduce -36.3%	0.82%	−0.11
PG The Procter & Gamble Co.	Reduce -31.0%	0.58%	−0.11
DIS The Walt Disney Co.	Reduce -34.5%	0.27%	−0.10
JPM JPMorgan Chase & Co.	Reduce -24.9%	0.97%	−0.09
EW Edwards Lifesciences Corp.	Sold out	0.00%	−0.08
ADBE Adobe Inc.	Sold out	0.00%	−0.08
TGT Target Corp.	Reduce -29.3%	0.47%	−0.07
ABT Abbott Laboratories	Reduce -31.8%	0.46%	−0.07
MCD McDonald's Corp.	Reduce -35.8%	0.49%	−0.06
CSCO Cisco Systems Inc.	Reduce -31.5%	0.47%	−0.06
GOOG Alphabet Inc. Class C	Reduce -13.1%	0.62%	−0.05
UNH Unitedhealth Group Inc.	Reduce -29.8%	0.59%	−0.04
JNJ Johnson & Johnson	Reduce -26.3%	0.60%	−0.03
UPS United Parcel Service Class B	Reduce -18.6%	0.47%	−0.03

Portfolio Buys Q2 2024 → Q3 2024


AVGO Broadcom Inc.	Add +4.7%	0.44%	+0.10
CDNS Cadence Design SYS Inc.	New	0.10%	+0.10
ISRG Intuitive Surgical Inc.	New	0.10%	+0.10
MRVL Marvell Technology Inc.	New	0.09%	+0.09
PGR Progressive Corp.	Add +2.1%	0.18%	+0.06
RSG Republic Services Inc.	Add +4.5%	0.27%	+0.06
ICE Intercontinental Exchange Inc.	Add +7.8%	0.14%	+0.04
UNP Union Pacific Corp.	Add +6.8%	0.13%	+0.03
UBER Uber Technologies Inc.	Add +9.4%	0.13%	+0.03
MCHP Microchip Technology Inc.	Add +3.4%	0.16%	+0.01

All Filings

Quarter	Positions	13F Reported Value	Top Holdings
Q2 2026	112	$337.1M	IWF, IWD, EFA, MMM, IWO
Q1 2026	108	$299.2M	IWF, IWD, EFA, MMM, LMT
Q4 2025	113	$298.0M	IWF, IWD, MMM, EFA, LMT
Q3 2025	103	$243.4M	IWF, IWD, MMM, EFA, IWO
Q2 2025	103	$226.2M	IWF, IWD, MMM, EFA, IWO
Q1 2025	98	$208.5M	IWF, IWD, MMM, EFA, SUSA
Q4 2024	100	$267.8M	IWF, IWD, SPY, MMM, EFA
Q3 2024	100	$219.2M	IWF, IWD, MMM, EFA, IWO
Q2 2024	101	$256.0M	IWF, IWD, SPY, EFA, MMM
Q1 2024	98	$207.3M	IWF, IWD, MMM, EFA, IWO