Corundum Group, Inc.
13F Reported Value
ⓘ$337.1M
Holdings
112
Latest Filing
2026-06-30
Filing Quarter
Q2 2026
Portfolio Overview
Corundum Group, Inc. disclosed 112 positions worth $337.1M in its Form 13F-HR for Q2 2026. During the quarter the fund opened 10 new positions and exited 6 — including a new stake in $BA and a full exit from $TSCO. The portfolio is most concentrated in Other (61.1% of disclosed assets). All figures are sourced directly from Corundum Group, Inc.’s Form 13F-HR filing with the SEC under CIK 1486083.
AI Fund Analysis
Stable
$MMM
$KOSector Allocation
AUM History
Top Equity Holdings by Value
Quarterly Activity — Q2 2026
Click any card to unlockTop Holdings
ISHARES RUSSELL 1000 GROWTH ET - CS
—Quality
$42.4M341,716 shISHARES RUSSELL 1000 VALUE ETF - CS
—Quality
$40.5M167,207 shISHARES MSCI EAFE ETF - CS
—Quality
$17.1M164,969 sh- 64.9
Quality
$16.1M99,383 sh ISHARES RUSSELL 2000 GROWTH ET - CS
—Quality
$13.7M34,722 shISHARES RUSSELL 2000 VALUE ETF - CS
—Quality
$11.7M53,073 shISHARES RUSSELL MID CAP GROWTH - CS
—Quality
$11.2M76,317 shISHARES RUSSELL MID CAP VALUE - CS
—Quality
$10.2M61,801 sh- 65.6
Quality
$9.7M19,045 sh - —
Quality
$9.4M12,537 sh
| Company | Quality | Value | Shares |
|---|---|---|---|
| ISHARES RUSSELL 1000 GROWTH ET - CS | — | $42.4M | 341,716 |
| ISHARES RUSSELL 1000 VALUE ETF - CS | — | $40.5M | 167,207 |
| ISHARES MSCI EAFE ETF - CS | — | $17.1M | 164,969 |
| 3M CO$MMM | 64.9 | $16.1M | 99,383 |
| ISHARES RUSSELL 2000 GROWTH ET - CS | — | $13.7M | 34,722 |
| ISHARES RUSSELL 2000 VALUE ETF - CS | — | $11.7M | 53,073 |
| ISHARES RUSSELL MID CAP GROWTH - CS | — | $11.2M | 76,317 |
| ISHARES RUSSELL MID CAP VALUE - CS | — | $10.2M | 61,801 |
 LOCKHEED MARTIN CORP$LMT | 65.6 | $9.7M | 19,045 |
 SPDR S&P 500 ETF TRUST$SPY | — | $9.4M | 12,537 |
Unlock AI quality scores for every holding
32-signal composite ranking on each of Corundum Group, Inc.'s 112 positions.
Showing top 10 of 112 holdings.
Sector Allocation
Other
$206.1M
Technology
$40.0M
Healthcare
$30.0M
Financials
$17.1M
Industrials
$16.6M
Materials
$8.8M
Consumer Discretionary
$7.4M
Utilities
$3.7M
Full Holdings — Corundum Group, Inc. (Q2 2026)
All 112 disclosed positions from the latest Form 13F-HR, with quarter-over-quarter share changes and 13F Pro quality scores. Sourced from SEC EDGAR.
| # | Ticker | Company | Value | Weight | QoQ | Quality |
|---|---|---|---|---|---|---|
| 1 | — | ISHARES RUSSELL 1000 GROWTH ET - CS | $42.4M | 12.6% | +300% | — |
| 2 | — | ISHARES RUSSELL 1000 VALUE ETF - CS | $40.5M | 12.0% | +1% | — |
| 3 | — | ISHARES MSCI EAFE ETF - CS | $17.1M | 5.1% | +2% | — |
| 4 | $MMM | 3M CO | $16.1M | 4.8% | +0% | 64.9 |
| 5 | — | ISHARES RUSSELL 2000 GROWTH ET - CS | $13.7M | 4.1% | -2% | — |
| 6 | — | ISHARES RUSSELL 2000 VALUE ETF - CS | $11.7M | 3.5% | -1% | — |
| 7 | — | ISHARES RUSSELL MID CAP GROWTH - CS | $11.2M | 3.3% | +1% | — |
| 8 | — | ISHARES RUSSELL MID CAP VALUE - CS | $10.2M | 3.0% | -10% | — |
| 9 | $LMT | LOCKHEED MARTIN CORP | $9.7M | 2.9% | +0% | 65.6 |
| 10 | $SPY | SPDR S&P 500 ETF TRUST | $9.4M | 2.8% | +1% | — |
| 11 | — | ISHARES TRUST ISHARES ESG OPTI - CS | $7.4M | 2.2% | -4% | — |
| 12 |  $LIN | LINDE PLC | $7.2M | 2.1% | -12% | — |
| 13 |  $AAPL | Apple Inc. | $7.1M | 2.1% | +4% | 76.4 |
| 14 | — | VANGUARD RUSSELL 1000 VALUE ET - CS | $5.1M | 1.5% | +1% | — |
| 15 |  $MSFT | MICROSOFT CORP | $4.7M | 1.4% | +0% | 79.8 |
| 16 | — | ISHARES RUSSELL 1000 ETF - CS | $4.5M | 1.3% | +2% | — |
| 17 | — | ISHARES RUSSELL 2000 ETF - CS | $4.2M | 1.3% | +3% | — |
| 18 |  $INTC | INTEL CORP | $4.2M | 1.2% | +0% | 45.6 |
| 19 |  $CAT | CATERPILLAR INC | $3.6M | 1.1% | -1% | 66.5 |
| 20 | — | INVESCO EXCHANGE TRADED FD TR - CS | $3.5M | 1.1% | +2% | — |
| 21 |  $NVDA | NVIDIA CORP | $3.5M | 1.0% | +3% | 85.9 |
| 22 |  $GOOG | Alphabet Inc. | $3.5M | 1.0% | +1% | 78.2 |
| 23 |  $GLD | SPDR GOLD TRUST | $3.5M | 1.0% | +0% | — |
| 24 |  $GOOGL | Alphabet Inc. | $3.4M | 1.0% | +6% | 78.2 |
| 25 | — | SPDR SERIES TRUST STATE STREET - CS | $3.3M | 1.0% | +11% | — |
| 26 |  $JPM | JPMORGAN CHASE & CO | $3.2M | 0.9% | +1% | 70.7 |
| 27 | — | VANGUARD S&P 500 ETF - CS | $2.9M | 0.8% | +5% | — |
| 28 | — | ISHARES S&P 500 GROWTH ETF - CS | $2.8M | 0.8% | -0% | — |
| 29 |  $XOM.R34088 | EXXON MOBIL CORP | $2.6M | 0.8% | +1% | 57.9 |
| 30 |  $AVGO | Broadcom Inc. | $2.6M | 0.8% | -0% | 84.5 |
| 31 | — | SELECT SECTOR SPDR TRUST STATE - CS | $2.4M | 0.7% | +3% | — |
| 32 |  $CSCO | CISCO SYSTEMS, INC. | $2.4M | 0.7% | +0% | 70.3 |
| 33 | — | FIRST TRUST GLOBAL TACTICAL CO - CS | $2.3M | 0.7% | +1% | — |
| 34 | — | NUSHARES ETF TR SMALL CAP ETF - CS | $2.3M | 0.7% | -4% | — |
| 35 | — | ISHARES CORE S&P MID CAP ETF - CS | $2.1M | 0.6% | -2% | — |
| 36 |  $AMZN | AMAZON COM INC | $2.0M | 0.6% | +2% | 68.7 |
| 37 |  $V | VISA INC. | $2.0M | 0.6% | +1% | 82.9 |
| 38 |  $LLY | ELI LILLY & Co | $2.0M | 0.6% | +1% | 87.5 |
| 39 |  $ABBV | AbbVie Inc. | $2.0M | 0.6% | -1% | 72.6 |
| 40 |  $JNJ | JOHNSON & JOHNSON | $2.0M | 0.6% | -0% | 69 |
| 41 |  $GS | GOLDMAN SACHS GROUP INC | $1.9M | 0.6% | +1% | 73.5 |
| 42 |  $USB | US BANCORP \DE\ | $1.7M | 0.5% | +1% | 65.3 |
| 43 |  $ECL | ECOLAB INC. | $1.6M | 0.5% | -0% | 63.3 |
| 44 |  $BMY | BRISTOL MYERS SQUIBB CO | $1.5M | 0.4% | +0% | 70.4 |
| 45 |  $HD | HOME DEPOT, INC. | $1.4M | 0.4% | +1% | 60.3 |
| 46 |  $BAC | BANK OF AMERICA CORP /DE/ | $1.4M | 0.4% | +1% | 67.6 |
| 47 |  $COST | COSTCO WHOLESALE CORP /NEW | $1.4M | 0.4% | +2% | 66.2 |
| 48 |  $MRK | Merck & Co., Inc. | $1.4M | 0.4% | +2% | 59.9 |
| 49 |  $DUK | Duke Energy CORP | $1.3M | 0.4% | -1% | 56.4 |
| 50 |  $WM | WASTE MANAGEMENT INC | $1.3M | 0.4% | +1% | 67.6 |
| 51 |  $WMT | Walmart Inc. | $1.3M | 0.4% | +2% | 60.2 |
| 52 |  $AMGN | AMGEN INC | $1.3M | 0.4% | +1% | 79.2 |
| 53 | — | ISHARES S&P 500 VALUE ETF - CS | $1.3M | 0.4% | -3% | — |
| 54 |  $BRK.B | BERKSHIRE HATHAWAY INC | $1.3M | 0.4% | +1% | 73.8 |
| 55 |  $MA | Mastercard Inc | $1.3M | 0.4% | +1% | 85.1 |
| 56 |  $ORCL | ORACLE CORP | $1.2M | 0.4% | +2% | 66.2 |
| 57 |  $MU | MICRON TECHNOLOGY INC | $1.2M | 0.4% | -1% | 86.2 |
| 58 | $KO | COCA COLA CO | $1.0M | 0.3% | +4% | 69.5 |
| 59 |  $BA | BOEING CO | $997,927 | 0.3% | NEW | 61.6 |
| 60 |  $META | Meta Platforms, Inc. | $982,941 | 0.3% | NEW | 79.6 |
| 61 |  $ADP | AUTOMATIC DATA PROCESSING INC | $973,511 | 0.3% | +1% | 69.8 |
| 62 |  $CVX | CHEVRON CORP | $973,508 | 0.3% | +4% | 62.8 |
| 63 |  $MCD | MCDONALDS CORP | $921,216 | 0.3% | +2% | 69 |
| 64 |  $ABT | ABBOTT LABORATORIES | $889,433 | 0.3% | -1% | 65.5 |
| 65 |  $PG | PROCTER & GAMBLE Co | $873,095 | 0.3% | +3% | 64.6 |
| 66 |  $FDX | FEDEX CORP | $871,128 | 0.3% | +3% | 60.3 |
| 67 |  $MDT | Medtronic plc | $836,592 | 0.3% | +4% | 68.7 |
| 68 |  $PFE | PFIZER INC | $825,077 | 0.2% | +4% | 62 |
| 69 |  $UPS | UNITED PARCEL SERVICE INC | $816,208 | 0.2% | +3% | 58.6 |
| 70 |  $XEL | XCEL ENERGY INC | $795,853 | 0.2% | +3% | 56.4 |
| 71 |  $DIS | Walt Disney Co | $779,350 | 0.2% | +5% | 60.1 |
| 72 |  $VZ | VERIZON COMMUNICATIONS INC | $745,125 | 0.2% | +5% | 65.8 |
| 73 |  $ANET | Arista Networks, Inc. | $739,997 | 0.2% | +49% | 81.9 |
| 74 | — | ISHARES S&P MID CAP 400 GROWTH - CS | $736,137 | 0.2% | -11% | — |
| 75 |  $TXN | TEXAS INSTRUMENTS INC | $634,293 | 0.2% | -2% | 73.4 |
| 76 |  $SOLV | Solventum Corp | $633,710 | 0.2% | +0% | 55.2 |
| 77 |  $GE | GENERAL ELECTRIC CO | $578,534 | 0.2% | +1% | 73.8 |
| 78 |  $TSM | TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD | $560,667 | 0.2% | -9% | — |
| 79 | — | LEGG MASON ETF INVT TR CLEARBR - CS | $547,281 | 0.2% | +0% | — |
| 80 |  $QQQ | INVESCO QQQ TRUST, SERIES 1 | $519,898 | 0.1% | +0% | — |
| 81 | — | HONEYWELL AEROSPACE INC COMMON - CS | $496,767 | 0.1% | NEW | — |
| 82 |  $HON | HONEYWELL INTERNATIONAL INC | $442,426 | 0.1% | -47% | 65 |
| 83 | — | ISHARES CORE S&P SMALL CAP ETF - CS | $421,200 | 0.1% | -61% | — |
| 84 | — | DBX ETF TRUST XTRACKERS S&P 50 - CS | $402,969 | 0.1% | +1% | — |
| 85 |  $PANW | Palo Alto Networks Inc | $346,135 | 0.1% | -26% | 65.5 |
| 86 | — | DIMENSIONAL ETF TRUST DIMENSIO - CS | $343,069 | 0.1% | -19% | — |
| 87 | — | NUVEEN ESG INTERNATIONAL DEVEL - CS | $338,409 | 0.1% | +1% | — |
| 88 | — | DIMENSIONAL ETF TRUST DIMENSIO - CS | $332,185 | 0.1% | +0% | — |
| 89 |  $DHR | DANAHER CORP /DE/ | $312,387 | 0.1% | +4% | 64.8 |
| 90 |  $CDNS | CADENCE DESIGN SYSTEMS INC | $298,379 | 0.1% | -2% | 72.6 |
| 91 | — | ISHARES TRUST ISHARES MSCI USA - CS | $285,259 | 0.1% | +0% | — |
| 92 |  $MRVL | Marvell Technology, Inc. | $282,995 | 0.1% | -57% | 76.5 |
| 93 | — | VANGUARD INDEX FUNDS VANGUARD - CS | $282,711 | 0.1% | +500% | — |
| 94 |  $SPOT | Spotify Technology S.A. | $278,233 | 0.1% | +24% | — |
| 95 |  $PGR | PROGRESSIVE CORP/OH/ | $276,339 | 0.1% | -1% | 80.1 |
| 96 | — | VANGUARD INDEX FUNDS VANGUARD - CS | $267,492 | 0.1% | +300% | — |
| 97 | — | VANGUARD BD INDEX FDS VANGUARD - CS | $252,335 | 0.1% | +0% | — |
| 98 |  $WST | WEST PHARMACEUTICAL SERVICES INC | $251,659 | 0.1% | NEW | 64.4 |
| 99 |  $UBER | Uber Technologies, Inc | $248,591 | 0.1% | +10% | 73.5 |
| 100 |  $ISRG | INTUITIVE SURGICAL INC | $248,152 | 0.1% | +9% | 79.9 |
| 101 |  $AJG | Arthur J. Gallagher & Co. | $247,706 | 0.1% | -2% | 71.2 |
| 102 | — | DIMENSIONAL ETF TRUST DIMENSIO - CS | $238,248 | 0.1% | +0% | — |
| 103 |  $CTAS | CINTAS CORP | $238,112 | 0.1% | NEW | 68.7 |
| 104 |  $DDOG | Datadog, Inc. | $233,803 | 0.1% | NEW | 71.4 |
| 105 |  $RSG | REPUBLIC SERVICES, INC. | $226,078 | 0.1% | -1% | 62.3 |
| 106 |  $MPWR | MONOLITHIC POWER SYSTEMS, INC. | $221,178 | 0.1% | -32% | 73.3 |
| 107 | — | VANGUARD FTSE DEVELOPED MARKET - CS | $218,381 | 0.1% | NEW | — |
| 108 |  $SCHW | SCHWAB CHARLES CORP | $217,757 | 0.1% | +9% | 79.4 |
| 109 |  $MDY | SPDR S&P MIDCAP 400 ETF TRUST | $211,002 | 0.1% | NEW | — |
| 110 |  $MTN | VAIL RESORTS INC | $204,225 | 0.1% | NEW | 41.1 |
| 111 |  $FDXF | FedEx Freight Holding Company, Inc. | $202,340 | 0.1% | NEW | — |
| 112 | — | FUTUREONE INC - CS | $0 | 0.0% | +0% | — |
New Positions (10)
$BA BOEING CO$997,927$META Meta Platforms, Inc.$982,941$WST WEST PHARMACEUTICAL SERVICES INC$251,659$CTAS CINTAS CORP$238,112$DDOG Datadog, Inc.$233,803$MDY SPDR S&P MIDCAP 400 ETF TRUST$211,002$MTN VAIL RESORTS INC$204,225$FDXF FedEx Freight Holding Company, Inc.$202,340
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