Mattern Capital Management, Llc Portfolio Stock Holdings
Mattern Capital Management, Llc disclosed 166 stock positions valued at approximately $856.7 million in its latest SEC 13F filing. The largest holdings include APPLE INC, WW GRAINGER INC, and MICROSOFT CORP. The filing reflects positions held as of June 30, 2026 and was filed on July 24, 2026.
- Report Period
- June 30, 2026
- No. of Stocks
- 166
- Portfolio Value
- $856.7M
Holdings by Sector
Mattern Capital Management, Llc Portfolio Holdings in Q2 2026
165 holdings in the latest reporting period.
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| Company | Symbol | Sector | Portfolio % | Shares | Change (Shares) | Change % | Value |
|---|---|---|---|---|---|---|---|
| APPLE INC | AAPL | Technology | 2.58% | 76,362 | -1,238 | -1.60% | $22,096,186 |
| WW GRAINGER INC | GWW | Industrials | 1.88% | 11,817 | -191 | -1.59% | $16,075,847 |
| MICROSOFT CORP | MSFT | Technology | 1.79% | 41,086 | -258 | -0.62% | $15,325,768 |
| UNITEDHEALTH GROUP INC | UNH | Healthcare | 1.71% | 35,240 | -3,545 | -9.14% | $14,646,947 |
| COSTCO WHOLESALE CORPORATION | COST | Consumer Defensive | 1.57% | 14,372 | -43 | -0.30% | $13,444,766 |
| BROADCOM INC | AVGO | Technology | 1.55% | 35,199 | -2,022 | -5.43% | $13,296,422 |
| CENCORA INC | COR | Healthcare | 1.55% | 46,831 | +4,836 | +11.52% | $13,252,236 |
| AFLAC INC | AFL | Financial Services | 1.51% | 110,309 | -316 | -0.29% | $12,933,730 |
| CISCO SYS INC | CSCO | Technology | 1.45% | 106,058 | +5,408 | +5.37% | $12,457,557 |
| LINDE PLC | LIN | Other | 1.44% | 23,750 | -329 | -1.37% | $12,324,825 |
| CHUBB LIMITED | CB | Financial Services | 1.43% | 35,965 | -156 | -0.43% | $12,254,714 |
| ELI LILLY & CO | LLY | Healthcare | 1.43% | 10,188 | +591 | +6.16% | $12,219,793 |
| WEC ENERGY GROUP INC | WEC | Utilities | 1.42% | 103,889 | -6,059 | -5.51% | $12,131,119 |
| LOWES COS INC | LOW | Consumer Cyclical | 1.41% | 54,910 | +2,904 | +5.58% | $12,107,106 |
| GENERAL DYNAMICS CORP | GD | Industrials | 1.39% | 33,512 | +542 | +1.64% | $11,871,460 |
| TEXAS INSTRS INC | TXN | Technology | 1.38% | 39,548 | -876 | -2.17% | $11,788,072 |
| NEXTERA ENERGY INC | NEE | Utilities | 1.35% | 131,600 | -2,338 | -1.75% | $11,550,532 |
| CMS ENERGY CORP | CMS | Utilities | 1.35% | 150,896 | -8,764 | -5.49% | $11,543,544 |
| AUTOMATIC DATA PROCESSING IN | ADP | Technology | 1.31% | 50,215 | +830 | +1.68% | $11,245,649 |
| AMERICAN WTR WKS CO INC NEW | AWK | Utilities | 1.30% | 84,940 | -2,662 | -3.04% | $11,176,405 |
| TRANE TECHNOLOGIES PLC | TT | Other | 1.30% | 22,695 | -940 | -3.98% | $11,146,876 |
| AMPHENOL CORP | APH | Technology | 1.29% | 62,586 | +9,706 | +18.35% | $11,035,164 |
| BROWN & BROWN INC | BRO | Financial Services | 1.27% | 169,855 | +27,160 | +19.03% | $10,896,198 |
| SHERWIN WILLIAMS CO | SHW | Basic Materials | 1.26% | 31,373 | +2,106 | +7.20% | $10,802,351 |
| FACTSET RESH SYS INC | FDS | Financial Services | 1.26% | 46,828 | +120 | +0.26% | $10,774,186 |
| L3HARRIS TECHNOLOGIES INC | LHX | Industrials | 1.24% | 36,645 | +1,904 | +5.48% | $10,648,671 |
| HOME DEPOT INC | HD | Consumer Cyclical | 1.24% | 30,013 | +2,751 | +10.09% | $10,584,985 |
| WALMART INC | WMT | Consumer Defensive | 1.24% | 93,445 | +5,228 | +5.93% | $10,583,581 |
| PAYCHEX INC | PAYX | Technology | 1.23% | 107,571 | +273 | +0.25% | $10,577,456 |
| ANALOG DEVICES INC | ADI | Technology | 1.22% | 26,398 | -126 | -0.48% | $10,484,494 |
| JPMORGAN CHASE & CO | JPM | Financial Services | 1.21% | 31,711 | +26,516 | +510.41% | $10,379,962 |
| ECOLAB INC | ECL | Basic Materials | 1.20% | 36,966 | +1,449 | +4.08% | $10,299,097 |
| MOTOROLA SOLUTIONS INC | MSI | Technology | 1.20% | 24,690 | +134 | +0.55% | $10,253,510 |
| ATMOS ENERGY CORP | ATO | Utilities | 1.19% | 59,371 | -335 | -0.56% | $10,227,842 |
| BLACKROCK INC | BLK | Other | 1.19% | 10,621 | +234 | +2.25% | $10,212,729 |
| AMGEN INC | AMGN | Healthcare | 1.18% | 28,008 | +4,118 | +17.24% | $10,142,257 |
| JOHNSON & JOHNSON | JNJ | Healthcare | 1.18% | 39,870 | +4,526 | +12.81% | $10,125,845 |
| VISA INC | V | Financial Services | 1.18% | 29,508 | +2,548 | +9.45% | $10,123,900 |
| PARKER-HANNIFIN CORP | PH | Industrials | 1.16% | 10,138 | +1,053 | +11.59% | $9,916,181 |
| ABBOTT LABORATORIES | ABT | Healthcare | 1.15% | 109,046 | +3,158 | +2.98% | $9,894,834 |
| ILLINOIS TOOL WKS INC | ITW | Industrials | 1.15% | 36,515 | +1,060 | +2.99% | $9,876,212 |
| XYLEM INC | XYL | Industrials | 1.15% | 83,398 | +7,689 | +10.16% | $9,858,478 |
| WASTE MGMT INC DEL | WM | Industrials | 1.15% | 44,162 | +1,801 | +4.25% | $9,842,827 |
| S&P GLOBAL INC | SPGI | Financial Services | 1.15% | 24,125 | +2,286 | +10.47% | $9,825,148 |
| ROPER TECHNOLOGIES INC | ROP | Technology | 1.15% | 29,027 | -27 | -0.09% | $9,822,447 |
| NEW JERSEY RES CORP | NJR | Utilities | 1.14% | 174,671 | -5,345 | -2.97% | $9,788,563 |
| STRYKER CORPORATION | SYK | Healthcare | 1.14% | 31,079 | +4,429 | +16.62% | $9,784,912 |
| PROLOGIS INC. | PLD | Real Estate | 1.13% | 71,369 | -1,106 | -1.53% | $9,668,387 |
| COLGATE PALMOLIVE CO | CL | Consumer Defensive | 1.12% | 104,479 | +227 | +0.22% | $9,578,635 |
| CINTAS CORP | CTAS | Industrials | 1.11% | 55,902 | +4,174 | +8.07% | $9,507,812 |
| BROADRIDGE FINL SOLUTIONS IN | BR | Technology | 1.06% | 66,397 | +3,754 | +5.99% | $9,093,069 |
| CHURCH & DWIGHT CO INC | CHD | Consumer Defensive | 1.05% | 92,883 | +1,470 | +1.61% | $8,998,505 |
| TRACTOR SUPPLY CO | TSCO | Consumer Cyclical | 1.05% | 284,547 | +86,868 | +43.94% | $8,994,531 |
| PROCTER & GAMBLE CO | PG | Consumer Defensive | 1.05% | 61,179 | +3,235 | +5.58% | $8,971,250 |
| MEDTRONIC PLC | MDT | Other | 1.04% | 114,041 | +13,777 | +13.74% | $8,921,427 |
| BERKLEY W R CORP | WRB | Financial Services | 1.04% | 126,077 | +13,205 | +11.70% | $8,892,211 |
| MASTERCARD INCORPORATED | MA | Financial Services | 1.02% | 16,976 | +1,016 | +6.37% | $8,718,874 |
| MCDONALDS CORP | MCD | Consumer Cyclical | 1.01% | 31,907 | +2,053 | +6.88% | $8,624,765 |
| CONSTELLATION ENERGY CORP | CEG | Utilities | 1.00% | 34,378 | -2,729 | -7.35% | $8,538,464 |
| BECTON DICKINSON & CO | BDX | Healthcare | 0.98% | 55,723 | +14,050 | +33.71% | $8,432,562 |
| HENRY JACK & ASSOC INC | JKHY | Technology | 0.98% | 61,106 | +9,000 | +17.27% | $8,416,740 |
| MONDELEZ INTL INC | MDLZ | Consumer Defensive | 0.96% | 142,795 | +1,917 | +1.36% | $8,259,263 |
| PEPSICO INC | PEP | Consumer Defensive | 0.96% | 60,531 | +1,547 | +2.62% | $8,195,897 |
| NIKE INC | NKE | Consumer Cyclical | 0.93% | 193,333 | +58,208 | +43.08% | $7,936,320 |
| INTERCONTINENTAL EXCHANGE IN | ICE | Financial Services | 0.88% | 61,537 | +3,215 | +5.51% | $7,575,820 |
| VANGUARD INDEX FDS | VOO | Other | 0.84% | 10,470 | - | - | $7,190,901 |
| ZOETIS INC | ZTS | Healthcare | 0.83% | 99,018 | +29,761 | +42.97% | $7,115,433 |
| ACCENTURE PLC IRELAND | ACN | Technology | 0.79% | 54,367 | +6,325 | +13.17% | $6,765,429 |
| INTUIT | INTU | Technology | 0.79% | 25,820 | +2,669 | +11.53% | $6,739,020 |
| PHILLIPS 66 | PSX | Energy | 0.73% | 36,899 | -51,700 | -58.35% | $6,237,776 |
| AMERICAN CENTY ETF TR | AVIG | Other | 0.70% | 145,608 | -471 | -0.32% | $6,029,627 |
| J P MORGAN EXCHANGE TRADED F | JBND | Other | 0.67% | 107,955 | -385 | -0.36% | $5,775,593 |
| AMERICAN CENTY ETF TR | AVLV | Other | 0.48% | 45,054 | +14,133 | +45.71% | $4,109,401 |
| INVESCO QQQ TR | QQQ | Other | 0.47% | 5,431 | - | - | $3,999,388 |
| WISDOMTREE TR | USFR | Other | 0.43% | 72,483 | +3,770 | +5.49% | $3,649,519 |
| AMAZON COM INC | AMZN | Consumer Cyclical | 0.42% | 15,081 | +246 | +1.66% | $3,594,406 |
| STATE STR SPDR DOW JONES IND | DIA | Other | 0.38% | 6,297 | - | - | $3,289,490 |
| DIMENSIONAL ETF TRUST | DUHP | Other | 0.37% | 76,310 | +26,724 | +53.89% | $3,184,429 |
| VANGUARD MUN BD FDS | VTEB | Other | 0.35% | 59,478 | +13,758 | +30.09% | $3,008,397 |
| ISHARES TR | TFLO | Other | 0.33% | 55,463 | +3,051 | +5.82% | $2,808,092 |
| JANUS DETROIT STR TR | VNLA | Other | 0.32% | 55,881 | -1,880 | -3.25% | $2,730,625 |
| ALPHABET INC | GOOG | Communication Services | 0.31% | 7,524 | +295 | +4.08% | $2,658,455 |
| ISHARES TR | IWD | Other | 0.29% | 10,246 | - | - | $2,483,938 |
| TAIWAN SEMICONDUCTOR MANUFAC | TSM | Technology | 0.28% | 5,057 | -510 | -9.16% | $2,415,071 |
| ASML HLDG NV | ASML | Other | 0.28% | 1,194 | +26 | +2.23% | $2,375,391 |
| NETFLIX INC. | NFLX | Communication Services | 0.25% | 29,936 | +2,153 | +7.75% | $2,137,430 |
| VERTEX PHARMACEUTICALS INC | VRTX | Healthcare | 0.25% | 4,232 | +355 | +9.16% | $2,102,161 |
| NOVO-NORDISK A S | NVO | Healthcare | 0.23% | 41,849 | -4,475 | -9.66% | $2,006,241 |
| COMMERCE BANCSHARES INC | CBSH | Financial Services | 0.23% | 34,107 | -128,134 | -78.98% | $1,969,679 |
| FEDERAL RLTY INVT TR NEW | FRT | Real Estate | 0.23% | 15,624 | -38,737 | -71.26% | $1,928,627 |
| SALESFORCE INC | CRM | Technology | 0.21% | 11,649 | +722 | +6.61% | $1,824,932 |
| STATE STR SPDR S&P 500 ETF T | SPY | Other | 0.20% | 2,285 | +54 | +2.42% | $1,706,374 |
| BERKSHIRE HATHAWAY INC DEL | BRK-B | Financial Services | 0.19% | 3,325 | +333 | +11.13% | $1,663,797 |
| NVIDIA CORPORATION | NVDA | Technology | 0.19% | 8,306 | +560 | +7.23% | $1,661,962 |
| TYLER TECHNOLOGIES INC | TYL | Technology | 0.19% | 5,547 | +587 | +11.83% | $1,622,276 |
| REPUBLIC SVCS INC | RSG | Industrials | 0.19% | 7,530 | +1,937 | +34.63% | $1,604,492 |
| AON PLC | AON | Financial Services | 0.19% | 4,798 | +682 | +16.57% | $1,591,449 |
| CONOCOPHILLIPS | COP | Energy | 0.18% | 15,217 | -1,976 | -11.49% | $1,581,959 |
| MSCI INC | MSCI | Financial Services | 0.18% | 2,819 | +55 | +1.99% | $1,578,753 |
| ISHARES TR | IWF | Other | 0.18% | 12,501 | +9,363 | +298.37% | $1,552,249 |