William John Sempolinski Top Holdings and 13F Report (2026) About William John SempolinskiInvestment ActivityWilliam John Sempolinski has $247.66 million in total holdings as of March 31, 2026.William John Sempolinski owns shares of 106 different stocks, but just 32 companies or ETFs make up 80% of its holdings.Approximately 12.23% of the portfolio was purchased this quarter.About 2.94% of the portfolio was sold this quarter.This quarter, William John Sempolinski has purchased 93 new stocks and bought additional shares in 33 stocks.William John Sempolinski sold shares of 28 stocks and completely divested from 5 stocks this quarter.Largest Holdings NVIDIA $50,377,963Apple $22,150,797T. Rowe Price Ultra Short-Term Bond ETF $15,701,976Capital Group Dividend Value ETF $9,449,933ISHARES TR $8,233,799 Largest New Holdings this Quarter 92189F676 - VanEck Semiconductor ETF $5,169,725 Holding46436E403 - iShares Factors US Growth Style ETF $1,930,845 HoldingG2004J103 - CARNIVAL CORP LTD $882,527 Holding84615Q103 - SPACE EXPLORATION TECHN CORP $695,400 Holding458140100 - Intel $677,206 Holding Largest Purchases this Quarter VanEck Semiconductor ETF 7,882 shares (about $5.17M)Capital Group Dividend Value ETF 70,190 shares (about $3.46M)T. Rowe Price Ultra Short-Term Bond ETF 59,614 shares (about $2.97M)iShares Factors US Growth Style ETF 23,390 shares (about $1.93M)iShares Expanded Tech Sector ETF 11,263 shares (about $1.84M) Largest Sales this Quarter Microsoft 3,652 shares (about $1.36M)International Business Machines 2,980 shares (about $838.01K)NVIDIA 2,763 shares (about $552.85K)iShares Preferred and Income Securities ETF 15,545 shares (about $473.97K)iShares 20+ Year Treasury Bond ETF 3,980 shares (about $343.95K) Sector Allocation Over TimeMap of 500 Largest Holdings ofWilliam John Sempolinski Selling Neutral Buying Latest 13F Holdings and Changes Since Previous Quarterly FilingIssuer NameHoldings ValueApproximate Purchase/SaleChange in SharesShares Held% of PortfolioSectorNVDANVIDIA$50,377,963$552,848 ▼-1.1%251,77720.3%TechnologyAAPLApple$22,150,797$67,421 ▼-0.3%76,5518.9%TechnologyTBUXT. Rowe Price Ultra Short-Term Bond ETF$15,701,976$2,966,987 ▲23.3%315,4916.3%ETFCGDVCapital Group Dividend Value ETF$9,449,933$3,458,963 ▲57.7%191,7603.8%ETFISHARES TR$8,233,799$27,684 ▲0.3%81,7903.3%0-3 MTH TREASURYGOOGLAlphabet$7,687,743$35,737 ▲0.5%21,5123.1%Communication ServicesAMZNAmazon.com$6,226,394$5,958 ▼-0.1%26,1242.5%Consumer DiscretionaryQUALiShares MSCI USA Quality Factor ETF$5,268,075$996,212 ▲23.3%24,0082.1%ETFSMHVanEck Semiconductor ETF$5,169,725$5,169,725 ▲New Holding7,8822.1%ETFSOXXiShares Semiconductor ETF$5,065,849$512,608 ▲11.3%7,9062.0%ETFMSFTMicrosoft$4,975,341$1,362,269 ▼-21.5%13,3382.0%TechnologyITAiShares U.S. Aerospace & Defense ETF$4,822,478$282,420 ▼-5.5%19,8931.9%ETFMOATVanEck Morningstar Wide Moat ETF$4,311,117$103,440 ▼-2.3%41,4691.7%ETFGRIDFirst Trust NASDAQ Clean Edge Smart Grid Infrastructure Index Fund$3,724,744$534,024 ▲16.7%19,4251.5%ETFNOBLProShares S&P 500 Aristocrats ETF$3,363,085$1,664,695 ▲98.0%59,8841.4%ETFTCAFT. Rowe Price Capital Appreciation Equity ETF$3,182,866$1,001,812 ▲45.9%77,4421.3%ETFMETAMeta Platforms$3,106,544$168,987 ▼-5.2%5,5151.3%Communication ServicesIGMiShares Expanded Tech Sector ETF$3,020,995$1,842,401 ▲156.3%18,4681.2%ETFAVEMAvantis Emerging Markets Equity ETF$2,990,515$869,375 ▲41.0%30,9931.2%ETFFIWFirst Trust Water ETF$2,912,575$242,587 ▲9.1%26,5941.2%ETFITBiShares U.S. Home Construction ETF$2,768,407$148,884 ▲5.7%26,4971.1%ETFROCKET LAB CORP$2,622,570$76,238 ▼-2.8%25,8001.1%COMSHWSherwin-Williams$2,456,035$11,363 ▼-0.5%7,1331.0%MaterialsIVLUiShares MSCI Intl Value Factor ETF$2,430,788$75,360 ▼-3.0%58,1251.0%ETFJXNJackson Financial$2,221,863$51,195 ▲2.4%21,7000.9%FinanceTLTiShares 20+ Year Treasury Bond ETF$2,201,982$343,952 ▼-13.5%25,4800.9%ETFEFAiShares MSCI EAFE ETF$2,178,364$25,451 ▼-1.2%20,9700.9%ETFCAPITAL GROUP CORE BALANCED$2,077,551$398,580 ▲23.7%54,7300.8%SHSCATCaterpillar$1,948,7670.0%1,8300.8%IndustrialsORealty Income$1,936,250$30,980 ▲1.6%31,2500.8%Real EstateSTLGiShares Factors US Growth Style ETF$1,930,845$1,930,845 ▲New Holding23,3900.8%ETFBRK.BBerkshire Hathaway$1,756,369$505,394 ▲40.4%3,5100.7%FinanceIJRiShares Core S&P Small-Cap ETF$1,754,952$88,986 ▲5.3%11,8330.7%ETFGOOGAlphabet$1,619,6650.0%4,5840.7%Communication ServicesTOTLSPDR Doubleline Total Return Tactical ETF$1,617,323$117,660 ▲7.8%40,9760.7%ETFTSMTaiwan Semiconductor Manufacturing$1,604,6350.0%3,3600.6%TechnologyQSQuantumScape$1,527,044$67,208 ▲4.6%201,9900.6%Consumer DiscretionaryRTXRTX$1,477,997$83,102 ▲6.0%7,7900.6%IndustrialsASMLASML$1,412,5020.0%7100.6%TechnologyIWMiShares Russell 2000 ETF$1,402,501$45,068 ▼-3.1%4,6680.6%ETFIBMInternational Business Machines$1,363,869$838,006 ▼-38.1%4,8500.6%TechnologyVVisa$1,235,1240.0%3,6000.5%FinanceINDBIndependent Bank$1,229,763$100,464 ▼-7.6%14,6890.5%FinanceAVGOBroadcom$1,165,359$37,775 ▲3.4%3,0850.5%TechnologyGLWCorning$1,151,9890.0%4,5100.5%TechnologyNGGNational Grid Transco$1,137,971$43,258 ▲4.0%13,7320.5%UtilitiesYNDXYandex$1,130,364$94,726 ▲9.1%4,0930.5%TechnologyWALMART INC$1,086,2770.0%9,5910.4%COMMUMicron Technology$958,061$80,800 ▲9.2%8300.4%TechnologyKMIKinder Morgan$914,342$16,465 ▼-1.8%28,6000.4%EnergyBACBank of America$913,370$228 ▲0.0%16,0300.4%FinanceVIGVanguard Dividend Appreciation ETF$896,317$63,887 ▲7.7%3,7880.4%ETFCARNIVAL CORP LTD$882,527$882,527 ▲New Holding30,8900.4%COMMON SHARESCFGCitizens Financial Group$877,1360.0%12,5180.4%FinanceAMATApplied Materials$844,4640.0%1,1680.3%TechnologyIEFAiShares Core MSCI EAFE ETF$836,383$464,550 ▲124.9%8,6600.3%ETFGEGE Aerospace$768,3890.0%2,0560.3%IndustrialsIMTMiShares MSCI Intl Momentum Factor ETF$730,834$2,133 ▼-0.3%13,7040.3%ETFVTIVanguard Total Stock Market ETF$728,6090.0%1,9690.3%ETFPFFiShares Preferred and Income Securities ETF$709,777$473,967 ▼-40.0%23,2790.3%ETFSPACE EXPLORATION TECHN CORP$695,400$695,400 ▲New Holding4,0700.3%CLASS A COM STKINTCIntel$677,206$677,206 ▲New Holding4,8500.3%TechnologyPYLDPIMCO Multi Sector Bond Active ETF$676,260$294,372 ▼-30.3%25,5000.3%ETFVCSHVanguard Short-Term Corporate Bond ETF$658,320$181,769 ▲38.1%8,3300.3%ETFSTXSeagate Technology$651,3750.0%6750.3%TechnologyLAM RESEARCH CORP$641,328$641,328 ▲New Holding1,4800.3%COM NEWARM HOLDINGS PLC$638,9350.0%1,8020.3%SPONSORED ADSSTWDStarwood Property Trust$617,149$40,950 ▲7.1%37,6770.2%FinanceAGGiShares Core U.S. Aggregate Bond ETF$547,161$8,908 ▼-1.6%5,5280.2%ETFJNJJohnson & Johnson$541,210$177,779 ▲48.9%2,1310.2%HealthcareGRAIL INC$488,131$488,131 ▲New Holding7,1500.2%COMCAPITAL GRP FIXED INCM ETF T$436,865$10,340 ▲2.4%16,9000.2%MUN HIGH ETFLLYEli Lilly and Company$430,595$34,783 ▼-7.5%3590.2%HealthcareGHGuardant Health$427,586$427,586 ▲New Holding2,8500.2%HealthcareLYGLloyds Banking Group$425,707$77,026 ▼-15.3%73,0200.2%FinanceENBEnbridge$406,575$32,634 ▼-7.4%7,5000.2%EnergyJPMJPMorgan Chase & Co.$365,3000.0%1,1160.1%FinanceRSPInvesco S&P 500 Equal Weight ETF$362,5600.0%1,7040.1%ETFPRUPrudential Financial$356,169$75,551 ▼-17.5%3,3000.1%FinanceCCitigroup$349,9000.0%2,5000.1%FinanceRVMDRevolution Medicines$346,468$346,468 ▲New Holding1,8500.1%HealthcareVOOVanguard S&P 500 ETF$345,2000.0%5030.1%ETFSCHDSchwab US Dividend Equity ETF$343,102$343,102 ▲New Holding10,8200.1%ETFDALDelta Air Lines$327,8100.0%3,5000.1%IndustrialsCOSTCostco Wholesale$327,4150.0%3500.1%Consumer StaplesHDHome Depot$317,4120.0%9000.1%Consumer DiscretionaryBSVVanguard Short-Term Bond ETF$311,640$209,656 ▼-40.2%4,0000.1%ETFLMTLockheed Martin$307,2040.0%6030.1%IndustrialsGLDSPDR Gold Shares$303,914$303,914 ▲New Holding8250.1%ETFMTUMiShares MSCI USA Momentum Factor ETF$301,3480.0%8790.1%ETFMPLXMplx$298,605$13,407 ▼-4.3%5,3010.1%EnergyRIORio Tinto$275,3920.0%2,9010.1%MaterialsUNHUnitedHealth Group$270,160$270,160 ▲New Holding6500.1%HealthcareTSLATesla$260,772$260,772 ▲New Holding6200.1%Consumer DiscretionaryIBBiShares Biotechnology ETF$260,180$19,399 ▲8.1%1,3680.1%ETFDUKDuke Energy$255,6920.0%2,0200.1%UtilitiesMORGAN STANLEY ETF TRUST$254,0000.0%5,0000.1%EATO VA ULTR ETFCOREWEAVE INC$253,827$29,862 ▼-10.5%2,5500.1%COM CL AIRMIron Mountain$239,989$239,989 ▲New Holding1,9000.1%Real EstateSOSouthern$238,1260.0%2,4880.1%UtilitiesShowing largest 100 holdings. 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