Institutional manager
LOOMIS SAYLES & CO L P
Holds positions in 256 of the S&P 500, worth $60.3bn as reported for the quarter ended 31-mar-2026.
Positions held256of 488 index companies covered
Reported value$60.3bnS&P 500 positions only
Top ten weight66%how concentrated the book is
Filing entities1single filer
Largest positions
The 60 biggest by reported value, of 256 held. The rest are smaller than every one of these.
NvidiaNVDA41.0m$7.15bnInformation TechnologyAlphabet Inc. (Class A)GOOGL20.2m$5.80bnCommunication ServicesTesla, Inc.TSLA12.7m$4.70bnConsumer DiscretionaryMeta PlatformsMETA7.5m$4.26bnCommunication ServicesAmazonAMZN18.3m$3.82bnConsumer DiscretionaryNetflixNFLX38.0m$3.65bnCommunication ServicesBoeingBA14.1m$2.80bnIndustrialsVisa Inc.V9.3m$2.80bnFinancialsOracle CorporationORCL16.9m$2.49bnInformation TechnologyMicrosoftMSFT6.1m$2.24bnInformation TechnologyMonster BeverageMNST25.9m$1.88bnConsumer StaplesVertex PharmaceuticalsVRTX4.0m$1.79bnHealth CareRegeneron PharmaceuticalsREGN1.9m$1.48bnHealth CareAutodeskADSK5.7m$1.37bnInformation TechnologyWalt Disney Company (The)DIS14.0m$1.35bnCommunication ServicesSalesforceCRM6.1m$1.13bnInformation TechnologyStarbucksSBUX9.4m$840mConsumer DiscretionaryExpeditors InternationalEXPD5.6m$804mIndustrialsIntuitive SurgicalISRG1.7m$784mHealth CareDeere & CompanyDE1.4m$774mIndustrialsThermo Fisher ScientificTMO1.4m$670mHealth CareYum! BrandsYUM3.7m$582mConsumer DiscretionaryQualcommQCOM4.2m$541mInformation TechnologyBooking HoldingsBKNG122,877$517mConsumer DiscretionaryBlock, Inc.XYZ7.4m$447mFinancialsNike, Inc.NKE7.9m$419mConsumer DiscretionaryMastercardMA615,244$307mFinancialsS&P GlobalSPGI674,466$287mFinancialsPayPalPYPL6.3m$286mFinancialsWorkday, Inc.WDAY2.1m$270mInformation TechnologyHilton WorldwideHLT725,695$221mConsumer DiscretionaryParker HannifinPH244,154$219mIndustrialsTrane TechnologiesTT507,505$211mIndustrialsBlackRockBLK209,554$202mFinancialsO'Reilly AutomotiveORLY2.1m$195mConsumer DiscretionaryCostcoCOST192,642$192mConsumer StaplesJPMorgan ChaseJPM640,498$188mFinancialsKLA CorporationKLAC124,783$184mInformation TechnologyEchoStarECHO1.6m$183mCommunication ServicesCumminsCMI335,571$181mIndustrialsGoldman SachsGS213,185$180mFinancialsLinde plcLIN309,005$153mMaterialsRoper TechnologiesROP431,779$153mInformation TechnologyHome Depot (The)HD459,052$151mConsumer DiscretionaryProgressive CorporationPGR760,877$151mFinancialsAirbnbABNB1.1m$142mConsumer DiscretionaryMettler ToledoMTD107,446$136mHealth CareDanaher CorporationDHR556,853$106mHealth CareExpedia GroupEXPE391,396$90mConsumer DiscretionaryTyler TechnologiesTYL189,857$65mInformation TechnologyUnitedHealth GroupUNH166,589$45mHealth CareVeeva SystemsVEEV255,396$45mHealth CareCienaCIEN91,313$35mInformation TechnologyNXP SemiconductorsNXPI178,586$35mInformation TechnologyMSCIMSCI62,356$34mFinancialsCharles River LaboratoriesCRL170,982$29mHealth CareWestern DigitalWDC101,869$28mInformation TechnologyGeneracGNRC135,030$26mIndustrialsQnity ElectronicsQ211,390$24mInformation TechnologyApple Inc.AAPL92,734$24mInformation 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.