Institutional manager
THORNBURG INVESTMENT MANAGEMENT INC
Holds positions in 50 of the S&P 500, worth $5.29bn as reported for the quarter ended 31-mar-2026.
Positions held50of 488 index companies covered
Reported value$5.29bnS&P 500 positions only
Top ten weight78%how concentrated the book is
Filing entities1single filer
Largest positions
The 50 biggest by reported value.
CitigroupC8.0m$906mFinancialsAT&TT31.0m$900mCommunication ServicesBroadcomAVGO2.1m$645mInformation TechnologyMerck & Co.MRK3.7m$449mHealth CareCME GroupCME1.1m$338mFinancialsCiscoCSCO2.9m$226mInformation TechnologyMedtronicMDT2.0m$175mHealth CareHome Depot (The)HD521,009$171mConsumer DiscretionaryRegions Financial CorporationRF6.5m$170mFinancialsFreeport-McMoRanFCX2.8m$167mMaterialsLinde plcLIN274,372$135mMaterialsAlphabet Inc. (Class A)GOOGL424,942$122mCommunication ServicesAbbVieABBV502,832$109mHealth CareLyondellBasellLYB977,081$79mMaterialsCharles Schwab CorporationSCHW809,560$76mFinancialsMeta PlatformsMETA126,216$72mCommunication ServicesPfizerPFE2.2m$63mHealth CareLilly (Eli)LLY60,178$55mHealth CareMastercardMA97,913$49mFinancialsBooking HoldingsBKNG11,211$47mConsumer DiscretionaryL3HarrisLHX126,698$44mIndustrialsAdobe Inc.ADBE173,515$42mInformation TechnologyTJX CompaniesTJX263,663$42mConsumer DiscretionaryTransDigm GroupTDG29,662$34mIndustrialsCapital OneCOF139,670$25mFinancialsAdvanced Micro DevicesAMD122,568$25mInformation TechnologyArista NetworksANET168,348$21mInformation TechnologyCoherent Corp.COHR74,771$18mInformation TechnologyBuilders FirstSourceBLDR179,104$15mIndustrialsNetflixNFLX125,985$12mCommunication ServicesMicrosoftMSFT27,521$10mInformation TechnologyAssurantAIZ44,316$10mFinancialsMicron TechnologyMU24,621$8mInformation TechnologyAmazonAMZN23,677$5mConsumer DiscretionaryServiceNowNOW29,835$3mInformation TechnologyS&P GlobalSPGI5,547$2mFinancialsBristol Myers SquibbBMY38,400$2mHealth CareNvidiaNVDA10,105$2mInformation TechnologySchlumbergerSLB33,154$2mEnergyVisa Inc.V4,166$1mFinancialsProgressive CorporationPGR5,670$1mFinancialsTapestry, Inc.TPR6,130$865,004Consumer DiscretionaryVeeva SystemsVEEV4,803$843,695Health CareZoetisZTS5,816$687,509Health CareInsulet CorporationPODD3,249$681,770Health CareT-Mobile USTMUS2,739$575,272Communication ServicesJPMorgan ChaseJPM1,949$573,318FinancialsCadence Design SystemsCDNS2,058$571,857Information TechnologyDatadogDDOG4,686$553,182Information TechnologyApple Inc.AAPL1,329$337,287Information Technology
What this page is not
Positions in S&P 500 constituents only, from 13F filings, which report US listed, long, US custodied holdings. A manager's real book is larger than this in every case: anything outside the index, outside US custody, held through derivatives, or below its reporting obligation is not here.