Institutional manager
PRIMECAP MANAGEMENT CO/CA/
Holds positions in 158 of the S&P 500, worth $98.8bn as reported for the quarter ended 31-mar-2026.
Positions held158of 488 index companies covered
Reported value$98.8bnS&P 500 positions only
Top ten weight44%how concentrated the book is
Filing entities1single filer
Largest positions
The 60 biggest by reported value, of 158 held. The rest are smaller than every one of these.
Lilly (Eli)LLY9.2m$8.48bnHealth CareMicron TechnologyMU21.9m$7.39bnInformation TechnologyAlphabet Inc. (Class A)GOOGL20.7m$5.95bnCommunication ServicesKLA CorporationKLAC2.4m$3.59bnInformation TechnologyIntelINTC75.8m$3.34bnInformation TechnologyAmgenAMGN8.9m$3.12bnHealth CareNvidiaNVDA17.2m$3.00bnInformation TechnologyFedExFDX8.3m$2.96bnIndustrialsBiogenBIIB14.8m$2.71bnHealth CareMicrosoftMSFT7.3m$2.69bnInformation TechnologyAmazonAMZN12.1m$2.52bnConsumer DiscretionaryTesla, Inc.TSLA6.1m$2.28bnConsumer DiscretionaryCharles Schwab CorporationSCHW23.4m$2.20bnFinancialsBoston ScientificBSX32.5m$2.04bnHealth CareRoss StoresROST9.2m$1.99bnConsumer DiscretionaryTexas InstrumentsTXN9.7m$1.87bnInformation TechnologySouthwest AirlinesLUV47.1m$1.77bnIndustrialsFlex Ltd.FLEX25.4m$1.66bnInformation TechnologyTJX CompaniesTJX9.6m$1.53bnConsumer DiscretionaryConocoPhillipsCOP11.6m$1.53bnEnergyBristol Myers SquibbBMY25.0m$1.52bnHealth CareUnited Airlines HoldingsUAL15.8m$1.45bnIndustrialsRaymond James FinancialRJF9.3m$1.35bnFinancialsVisa Inc.V4.1m$1.23bnFinancialsDelta Air LinesDAL17.5m$1.17bnIndustrialsAdobe Inc.ADBE4.7m$1.15bnInformation TechnologyJPMorgan ChaseJPM3.4m$1.00bnFinancialsAnalog DevicesADI3.1m$998mInformation TechnologyThermo Fisher ScientificTMO2.0m$974mHealth CareNetAppNTAP9.1m$927mInformation TechnologyNorthern TrustNTRS6.5m$914mFinancialsJabilJBL3.3m$872mInformation TechnologyOracle CorporationORCL5.7m$835mInformation TechnologyRoyal Caribbean GroupRCL2.3m$646mConsumer DiscretionaryIDEX CorporationIEX3.3m$626mIndustrialsCaterpillar Inc.CAT872,260$618mIndustrialsWells FargoWFC7.7m$615mFinancialsWalt Disney Company (The)DIS6.2m$601mCommunication ServicesJacobs SolutionsJ4.5m$575mIndustrialsCorning Inc.GLW4.1m$562mInformation TechnologyCME GroupCME1.8m$537mFinancialsAlbemarle CorporationALB2.7m$478mMaterialsTransDigm GroupTDG410,217$475mIndustrialsChevron CorporationCVX2.3m$474mEnergyIntuitINTU1.1m$463mInformation TechnologyPayPalPYPL10.0m$453mFinancialsApple Inc.AAPL1.8m$447mInformation TechnologyMeta PlatformsMETA774,240$443mCommunication ServicesLinde plcLIN888,520$440mMaterialsNetflixNFLX4.4m$424mCommunication ServicesHP Inc.HPQ21.5m$412mInformation TechnologyHewlett Packard EnterpriseHPE17.2m$410mInformation TechnologyDollar TreeDLTR3.7m$408mConsumer StaplesApplied MaterialsAMAT1.2m$401mInformation TechnologyCiscoCSCO4.8m$375mInformation TechnologyZimmer BiometZBH3.9m$353mHealth CareSynopsysSNPS822,400$326mInformation TechnologyFair IsaacFICO289,047$309mInformation TechnologyBNY MellonBNY2.5m$301mFinancialsNorfolk SouthernNSC1.0m$297mIndustrials
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.