Mattern Capital Management, LLC Top Holdings and 13F Report (2026) About Mattern Capital Management, LLCInvestment ActivityMattern Capital Management, LLC has $834.89 million in total holdings as of March 31, 2026.Mattern Capital Management, LLC owns shares of 170 different stocks, but just 65 companies or ETFs make up 80% of its holdings.Approximately 11.88% of the portfolio was purchased this quarter.About 10.92% of the portfolio was sold this quarter.This quarter, Mattern Capital Management, LLC has purchased 170 new stocks and bought additional shares in 83 stocks.Mattern Capital Management, LLC sold shares of 55 stocks and completely divested from 9 stocks this quarter.Largest Holdings Apple $19,694,199Phillips 66 $16,140,914Microsoft $15,304,177Costco Wholesale $14,363,743Cencora $13,192,309 Largest New Holdings this Quarter 620076307 - Motorola Solutions $10,656,567 HoldingG8994E103 - Trane Technologies $9,849,650 Holding97717Y527 - WisdomTree Floating Rate Treasury Fund $3,459,012 Holding46434V860 - iShares Treasury Floating Rate Bond ETF $2,653,620 Holding55354G100 - MSCI $1,489,824 Holding Largest Purchases this Quarter Motorola Solutions 24,556 shares (about $10.66M)Trane Technologies 23,635 shares (about $9.85M)Waste Management 37,547 shares (about $8.63M)Intuit 10,595 shares (about $4.58M)Constellation Energy 13,476 shares (about $3.76M) Largest Sales this Quarter Target 86,745 shares (about $10.51M)Emerson Electric 75,983 shares (about $9.96M)WALMART INC 54,972 shares (about $6.83M)Analog Devices 20,895 shares (about $6.65M)Cisco Systems 50,463 shares (about $3.92M) Sector Allocation Over TimeMap of 500 Largest Holdings ofMattern Capital Management, LLC Selling Neutral Buying Latest 13F Holdings and Changes Since Previous Quarterly FilingIssuer NameHoldings ValueApproximate Purchase/SaleChange in SharesShares Held% of PortfolioSectorAAPLApple$19,694,199$220,037 ▲1.1%77,6002.4%Computer and TechnologyPSXPhillips 66$16,140,914$337,032 ▼-2.0%88,5991.9%EnergyMSFTMicrosoft$15,304,177$2,116,984 ▲16.1%41,3441.8%Computer and TechnologyCOSTCostco Wholesale$14,363,743$170,392 ▼-1.2%14,4151.7%Retail/WholesaleCORCencora$13,192,309$177,803 ▼-1.3%41,9951.6%MedicalGWWW.W. Grainger$13,098,446$246,523 ▼-1.8%12,0081.6%IndustrialsWECWEC Energy Group$12,728,680$2,872,485 ▲29.1%109,9481.5%UtilitiesNEENextEra Energy$12,440,161$292,293 ▼-2.3%133,9381.5%UtilitiesCMSCMS Energy$12,386,423$3,021,896 ▲32.3%159,6601.5%UtilitiesLOWLowe's Companies$12,287,978$315,198 ▼-2.5%52,0061.5%Retail/WholesaleAFLAflac$12,136,669$188,701 ▲1.6%110,6251.5%FinanceLHXL3Harris Technologies$11,990,856$648,882 ▼-5.1%34,7411.4%AerospaceLINDE PLC$11,937,405$105,101 ▼-0.9%24,0791.4%SHSAWKAmerican Water Works$11,921,756$3,203,286 ▲36.7%87,6021.4%UtilitiesCBChubb$11,772,918$82,460 ▼-0.7%36,1211.4%FinanceAVGOBroadcom$11,520,272$171,778 ▼-1.5%37,2211.4%Computer and TechnologyGDGeneral Dynamics$11,316,128$103,997 ▼-0.9%32,9701.4%AerospaceATOAtmos Energy$11,028,892$217,970 ▲2.0%59,7061.3%UtilitiesWALMART INC$10,963,609$6,831,920 ▼-38.4%88,2171.3%COMABTAbbott Laboratories$10,871,521$3,564,600 ▲48.8%105,8881.3%MedicalMSIMotorola Solutions$10,656,567$10,656,567 ▲New Holding24,5561.3%Computer and TechnologyUNHUnitedHealth Group$10,494,928$3,424,077 ▲48.4%38,7851.3%MedicalCEGConstellation Energy$10,362,130$3,763,173 ▲57.0%37,1071.2%EnergyROPER TECHNOLOGIES INC$10,281,048$3,728,977 ▲56.9%29,0541.2%COMBRBroadridge Financial Solutions$10,178,235$2,978,746 ▲41.4%62,6431.2%Computer and TechnologyFDSFactSet Research Systems$10,135,169$3,540,626 ▲53.7%46,7081.2%Business ServicesADPAutomatic Data Processing$10,034,044$2,620,412 ▲35.3%49,3851.2%Computer and TechnologyINTUIntuit$10,010,029$4,581,066 ▲84.4%23,1511.2%Computer and TechnologyBLACKROCK INC$9,989,282$20,196 ▼-0.2%10,3871.2%COMNJRNewJersey Resources$9,886,479$66,014 ▼-0.7%180,0161.2%UtilitiesPAYXPaychex$9,884,292$3,105,365 ▲45.8%107,2981.2%Computer and TechnologyTTTrane Technologies$9,849,650$9,849,650 ▲New Holding23,6351.2%ConstructionWMWaste Management$9,734,134$8,627,925 ▲780.0%42,3611.2%Business ServicesPLDPrologis$9,579,774$89,090 ▼-0.9%72,4751.1%FinanceACNAccenture$9,526,248$2,396,136 ▲33.6%48,0421.1%Computer and TechnologyECLEcolab$9,448,232$68,899 ▼-0.7%35,5171.1%Basic MaterialsSHWSherwin-Williams$9,381,537$64,431 ▲0.7%29,2671.1%Basic MaterialsBROBrown & Brown$9,305,141$346,200 ▲3.9%142,6951.1%FinanceSPGIS&P Global$9,289,000$360,263 ▲4.0%21,8391.1%FinanceMCDMcDonald's$9,278,306$11,188 ▲0.1%29,8541.1%Retail/WholesaleITWIllinois Tool Works$9,228,582$45,551 ▼-0.5%35,4551.1%IndustrialsICEIntercontinental Exchange$9,172,884$178,827 ▼-1.9%58,3221.1%FinancePEPPepsiCo$9,159,625$89,913 ▲1.0%58,9841.1%Consumer StaplesXYLXylem$9,047,226$291,700 ▲3.3%75,7091.1%Business ServicesHDHome Depot$8,966,199$23,351 ▲0.3%27,2621.1%Retail/WholesaleTSCOTractor Supply$8,954,859$152,570 ▲1.7%197,6791.1%Retail/WholesaleCLColgate-Palmolive$8,885,398$114,890 ▼-1.3%104,2521.1%Consumer StaplesLLYEli Lilly and Company$8,827,033$135,206 ▼-1.5%9,5971.1%MedicalSYKStryker$8,756,924$69,332 ▲0.8%26,6501.0%MedicalCTASCintas$8,749,274$123,303 ▲1.4%51,7281.0%Business ServicesMDTMedtronic$8,687,876$19,670 ▲0.2%100,2641.0%MedicalJNJJohnson & Johnson$8,639,546$3,458,116 ▼-28.6%35,3441.0%MedicalCHDChurch & Dwight$8,530,661$22,770 ▲0.3%91,4131.0%Consumer StaplesADIAnalog Devices$8,438,345$6,647,535 ▼-44.1%26,5241.0%Computer and TechnologyAMGNAmgen$8,405,697$3,759,869 ▼-30.9%23,8901.0%MedicalPGProcter & Gamble$8,369,394$20,799 ▲0.2%57,9441.0%Consumer StaplesJKHYJack Henry & Associates$8,234,832$16,752 ▲0.2%52,1061.0%Computer and TechnologyZTSZoetis$8,186,870$313,729 ▲4.0%69,2571.0%MedicalVVisa$8,148,390$408,628 ▲5.3%26,9601.0%Business ServicesPHParker-Hannifin$8,133,255$2,384,919 ▼-22.7%9,0851.0%IndustrialsMDLZMondelez International$8,120,208$161,507 ▲2.0%140,8781.0%Consumer StaplesPPGPPG Industries$8,088,572$527,773 ▼-6.1%75,6791.0%Basic MaterialsCBSHCommerce Bancshares$7,982,257$46,002 ▲0.6%162,2411.0%FinanceMAMastercard$7,974,574$844,925 ▲11.9%15,9601.0%Business ServicesTXNTexas Instruments$7,847,915$2,824,349 ▼-26.5%40,4240.9%Computer and TechnologyCSCOCisco Systems$7,809,423$3,915,419 ▼-33.4%100,6500.9%Computer and TechnologyWRBW.R. Berkley$7,481,156$398,542 ▲5.6%112,8720.9%FinanceNKENIKE$7,137,303$186,560 ▲2.7%135,1250.9%Consumer DiscretionaryAPHAmphenol$6,681,388$1,315,304 ▼-16.4%52,8800.8%Computer and TechnologyBDXBecton, Dickinson and Company$6,552,246$151,255 ▲2.4%41,6730.8%MedicalVOOVanguard S&P 500 ETF$6,256,5910.0%10,4700.7%ETFMKCMcCormick & Company, Incorporated$6,240,992$302,741 ▲5.1%123,7310.7%Consumer StaplesAVIGAvantis Core Fixed Income ETF$6,068,122$8,682 ▲0.1%146,0790.7%ETFJ P MORGAN EXCHANGE TRADED F$5,825,442$27,799 ▲0.5%108,3400.7%ACTIVE BOND ETFFRTFederal Realty Investment Trust$5,773,682$2,855,244 ▼-33.1%54,3610.7%FinanceORealty Income$5,618,526$2,908,619 ▼-34.1%91,8360.7%FinanceUSFRWisdomTree Floating Rate Treasury Fund$3,459,012$3,459,012 ▲New Holding68,7130.4%FinanceQQQInvesco QQQ$3,134,665$277,046 ▼-8.1%5,4310.4%FinanceAMZNAmazon.com$3,089,685$107,051 ▲3.6%14,8350.4%Retail/WholesaleDIASPDR Dow Jones Industrial Average ETF Trust$2,916,7070.0%6,2970.3%FinanceVNLAJanus Henderson Short Duration Income ETF$2,822,202$805,115 ▲39.9%57,7610.3%ETFNFLXNetflix$2,671,335$1,180,722 ▲79.2%27,7830.3%Consumer DiscretionaryTFLOiShares Treasury Floating Rate Bond ETF$2,653,620$2,653,620 ▲New Holding52,4120.3%ETFAVLVAvantis U.S. Large Cap Value ETF$2,492,557$727,913 ▲41.2%30,9210.3%ETFVTEBVanguard Tax-Exempt Bond ETF$2,280,971$94,991 ▲4.3%45,7200.3%ETFCOPConocoPhillips$2,269,476$62,832 ▲2.8%17,1930.3%EnergyCVXChevron$2,203,071$44,897 ▲2.1%10,6480.3%EnergyIWDiShares Russell 1000 Value ETF$2,189,263$49,785 ▲2.3%10,2460.3%ETFGOOGAlphabet$2,073,711$139,701 ▲7.2%7,2290.2%Computer and TechnologyCRMSalesforce$2,039,743$1,110,126 ▲119.4%10,9270.2%Computer and TechnologyTSMTaiwan Semiconductor Manufacturing$1,881,368$60,831 ▲3.3%5,5670.2%Computer and TechnologyDUHPDimensional US High Profitability ETF$1,822,789$600,514 ▲49.1%49,5860.2%ETFVRTXVertex Pharmaceuticals$1,731,236$83,950 ▲5.1%3,8770.2%MedicalNVONovo Nordisk A/S$1,702,407$607,257 ▲55.4%46,3240.2%MedicalTYLTyler Technologies$1,698,205$971,675 ▲133.7%4,9600.2%Computer and TechnologyASMLASML$1,542,729$36,983 ▲2.5%1,1680.2%Computer and TechnologyJPMJPMorgan Chase & Co.$1,528,161$64,127 ▲4.4%5,1950.2%FinanceMSCIMSCI$1,489,824$1,489,824 ▲New Holding2,7640.2%FinanceSPYSPDR S&P 500 ETF Trust$1,450,9130.0%2,2310.2%FinanceBRK.BBerkshire Hathaway$1,433,766$76,672 ▲5.6%2,9920.2%FinanceShowing largest 100 holdings. View all holdings. More Institutional Buying and Selling Information SEC Filings and Trading Data SEC Filings 13F Filings Top 13F Buys Top 13F Sells Get 30 Days of MarketBeat All Access for Free Sign up for MarketBeat All Access to gain access to MarketBeat's full suite of research tools. Start Your 30-Day Trial MarketBeat All Access Features Best-in-Class Portfolio Monitoring Get personalized stock ideas. Compare portfolio to indices. Check stock news, ratings, SEC filings, and more. Stock Ideas and Recommendations See daily stock ideas from top analysts. Receive short-term trading ideas from MarketBeat. Identify trending stocks on social media. Advanced Stock Screeners and Research Tools Use our seven stock screeners to find suitable stocks. Stay informed with MarketBeat's real-time news. Export data to Excel for personal analysis. Sign in to your free account to enjoy these benefits In-depth profiles and analysis for 20,000 public companies. 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