Institutional manager

MARSHALL WACE, LLP

Holds positions in 427 of the S&P 500, worth $45.5bn as reported for the quarter ended 31-mar-2026.

Positions held427of 488 index companies covered

Reported value$45.5bnS&P 500 positions only

Top ten weight29%how concentrated the book is

Filing entities1single filer

Largest positions

The 60 biggest by reported value, of 427 held. The rest are smaller than every one of these.

NvidiaNVDA13.7m$2.38bnInformation Technology Apple Inc.AAPL8.4m$2.13bnInformation Technology AmazonAMZN8.9m$1.84bnConsumer Discretionary Alphabet Inc. (Class A)GOOGL5.1m$1.47bnCommunication Services MicrosoftMSFT3.4m$1.25bnInformation Technology Chevron CorporationCVX4.2m$864mEnergy Tesla, Inc.TSLA2.1m$776mConsumer Discretionary Advanced Micro DevicesAMD3.8m$771mInformation Technology Hilton WorldwideHLT2.5m$767mConsumer Discretionary BroadcomAVGO2.5m$762mInformation Technology Taiwan Semiconductor ManufacturingTSM2.2m$757m Morgan StanleyMS4.2m$691mFinancials Johnson & JohnsonJNJ2.4m$581mHealth Care Meta PlatformsMETA968,068$554mCommunication Services Lilly (Eli)LLY576,174$530mHealth Care T-Mobile USTMUS2.4m$498mCommunication Services PfizerPFE16.1m$452mHealth Care Palantir TechnologiesPLTR3.0m$433mInformation Technology Coca-Cola Company (The)KO5.6m$425mConsumer Staples AirbnbABNB3.0m$383mConsumer Discretionary Applied MaterialsAMAT1.1m$382mInformation Technology UnitedHealth GroupUNH1.4m$382mHealth Care Ross StoresROST1.7m$367mConsumer Discretionary SandiskSNDK564,586$359mInformation Technology Marriott InternationalMAR1.0m$338mConsumer Discretionary Merck & Co.MRK2.8m$334mHealth Care NetflixNFLX3.4m$322mCommunication Services Gilead SciencesGILD2.3m$322mHealth Care IntelINTC7.3m$320mInformation Technology Casey'sCASY430,350$313mConsumer Staples Marvell TechnologyMRVL3.1m$307mInformation Technology SchlumbergerSLB5.9m$305mEnergy Micron TechnologyMU901,436$305mInformation Technology AccentureACN1.5m$300mInformation Technology Analog DevicesADI938,814$299mInformation Technology AmphenolAPH2.3m$295mInformation Technology ASML HoldingASML220,573$291m Capital OneCOF1.6m$283mFinancials Dollar GeneralDG2.2m$265mConsumer Staples WalmartWMT2.1m$263mConsumer Staples CostcoCOST263,741$263mConsumer Staples Western DigitalWDC931,323$252mInformation Technology Becton DickinsonBDX1.6m$250mHealth Care Corning Inc.GLW1.8m$250mInformation Technology KenvueKVUE14.1m$244mConsumer Staples Dow Inc.DOW5.7m$239mMaterials CME GroupCME804,218$238mFinancials Thermo Fisher ScientificTMO477,250$235mHealth Care Tapestry, Inc.TPR1.6m$231mConsumer Discretionary AltriaMO3.5m$230mConsumer Staples Baker HughesBKR3.7m$228mEnergy Boston ScientificBSX3.6m$227mHealth Care Southern CompanySO2.3m$225mUtilities Bristol Myers SquibbBMY3.7m$224mHealth Care LumentumLITE299,669$211mInformation Technology GE VernovaGEV239,652$209mIndustrials Stryker CorporationSYK630,236$207mHealth Care Abbott LaboratoriesABT2.0m$206mHealth Care Berkshire HathawayBRK.B422,674$203mFinancials DTE EnergyDTE1.4m$200mUtilities

What this page is not

Positions in the companies this site covers, 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.