M.D. Sass, Inc. Top Holdings and 13F Report (2026) About M.D. Sass, Inc.Investment ActivityM.D. Sass, Inc. has $1.32 billion in total holdings as of March 31, 2026.M.D. Sass, Inc. owns shares of 36 different stocks, but just 18 companies or ETFs make up 80% of its holdings.Approximately 22.97% of the portfolio was purchased this quarter.About 17.57% of the portfolio was sold this quarter.This quarter, M.D. Sass, Inc. has purchased 35 new stocks and bought additional shares in 16 stocks.M.D. Sass, Inc. sold shares of 12 stocks and completely divested from 5 stocks this quarter.Largest Holdings Henry Schein $93,843,389Williams Companies $85,437,917AMETEK $77,554,331Clean Harbors $72,410,794RBB FUND TRUST $66,929,853 Largest New Holdings this Quarter 75526L613 - RBB FUND TRUST $66,929,853 Holding74834L100 - Quest Diagnostics $58,687,975 Holding12541W209 - C.H. Robinson Worldwide $37,525,841 Holding871607107 - Synopsys $30,458,387 Holding375916103 - Gildan Activewear $22,065,448 Holding Largest Purchases this Quarter RBB FUND TRUST 2,884,000 shares (about $66.93M)Quest Diagnostics 299,459 shares (about $58.69M)C.H. Robinson Worldwide 225,964 shares (about $37.53M)Synopsys 76,822 shares (about $30.46M)Gildan Activewear 396,504 shares (about $22.07M) Largest Sales this Quarter APi Group 621,692 shares (about $25.19M)Clean Harbors 81,658 shares (about $23.41M)Danaher 103,818 shares (about $19.68M)Quanta Services 28,221 shares (about $15.49M)Williams Companies 165,714 shares (about $12.06M) Sector Allocation Over TimeMap of 500 Largest Holdings ofM.D. Sass, Inc. Selling Neutral Buying Latest 13F Holdings and Changes Since Previous Quarterly FilingIssuer NameHoldings ValueApproximate Purchase/SaleChange in SharesShares Held% of PortfolioSectorHSICHenry Schein$93,843,389$2,612,149 â–²2.9%1,273,3167.1%MedicalWMBWilliams Companies$85,437,917$12,060,668 â–¼-12.4%1,173,9206.5%EnergyAMEAMETEK$77,554,331$3,683,774 â–¼-4.5%361,7955.9%Computer and TechnologyCLHClean Harbors$72,410,794$23,413,798 â–¼-24.4%252,5405.5%Business ServicesRBB FUND TRUST$66,929,853$66,929,853 â–²New Holding2,884,0005.1%M D SASS CONCENPRIMO BRANDS CORPORATION$63,702,204$216,131 â–¼-0.3%3,383,0174.8%CLASS A COM SHSMLMMartin Marietta Materials$60,698,024$7,008,214 â–²13.1%103,1094.6%ConstructionICEIntercontinental Exchange$58,880,547$8,126,021 â–²16.0%374,3684.5%FinanceDGXQuest Diagnostics$58,687,975$58,687,975 â–²New Holding299,4594.4%MedicalAPGAPi Group$56,064,890$25,190,960 â–¼-31.0%1,383,6354.3%Business ServicesSTANDARDAERO INC$55,526,234$4,084,834 â–²7.9%2,149,6804.2%COMAMZNAmazon.com$54,977,657$20,097,847 â–²57.6%263,9734.2%Retail/WholesaleCOFCapital One Financial$53,433,992$8,898,946 â–²20.0%292,9014.1%FinanceWELLWelltower$50,533,058$3,449,642 â–¼-6.4%255,5923.8%FinanceSOMNIGROUP INTERNATIONAL INC$47,482,814$4,191,486 â–²9.7%642,3543.6%COMFICOFair Isaac$47,207,686$12,061,067 â–²34.3%44,2213.6%Computer and TechnologyAONAON$45,951,596$10,919,968 â–²31.2%142,3623.5%FinanceCBRECBRE Group$39,349,098$711,436 â–¼-1.8%290,4853.0%FinanceDHRDanaher$38,147,723$19,683,900 â–¼-34.0%201,2012.9%MedicalCHRWC.H. Robinson Worldwide$37,525,841$37,525,841 â–²New Holding225,9642.8%TransportationPWRQuanta Services$34,830,674$15,493,781 â–¼-30.8%63,4422.6%ConstructionSNPSSynopsys$30,458,387$30,458,387 â–²New Holding76,8222.3%Computer and TechnologyGILGildan Activewear$22,065,448$22,065,448 â–²New Holding396,5041.7%Consumer DiscretionaryGWREGuidewire Software$8,256,908$3,443,170 â–²71.5%55,2080.6%Computer and TechnologyPANWPalo Alto Networks$8,098,725$2,290,652 â–²39.4%50,5160.6%Computer and TechnologyMRVLMarvell Technology$7,604,861$88,848 â–²1.2%76,7780.6%Computer and TechnologySPYSPDR S&P 500 ETF Trust$7,439,890$234,122 â–¼-3.1%11,4400.6%FinanceAPHAmphenol$7,098,596$12,635 â–¼-0.2%56,1820.5%Computer and TechnologyIWDiShares Russell 1000 Value ETF$7,047,691$2,186,485 â–²45.0%32,9840.5%ETFCACICACI International$5,066,6930.0%9,3160.4%Computer and TechnologyACWXiShares MSCI ACWI ex U.S. ETF$3,926,070$223,212 â–¼-5.4%57,3400.3%ManufacturingMSFTMicrosoft$3,593,610$310,202 â–²9.4%9,7080.3%Computer and TechnologyCDNSCadence Design Systems$3,580,911$1,945 â–²0.1%12,8870.3%Computer and TechnologyBWXTBWX Technologies$2,751,004$1,636 â–²0.1%13,4530.2%AerospaceGOOGLAlphabet$2,021,8340.0%7,0310.2%Computer and TechnologyHYGiShares iBoxx $ High Yield Corporate Bond ETF$986,544$986,544 â–²New Holding12,4000.1%ETFSTESTERIS$0$52,208,848 â–¼-100.0%00.0%MedicalSLMSLM$0$37,878,703 â–¼-100.0%00.0%FinanceALCAlcon$0$33,967,346 â–¼-100.0%00.0%MedicalOWLBlue Owl Capital$0$2,361,498 â–¼-100.0%00.0%FinanceFWONKLiberty Media Corporation - Liberty Formula One Series C$0$989,730 â–¼-100.0%00.0%Consumer DiscretionaryShowing largest 100 holdings. 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