BLAIR WILLIAM & CO/IL

Institutional InvestorSimilar funds →SEC EDGAR: CIK 902367
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13F Reported Value

$38.4B

Holdings

1,998

Latest Filing

2026-06-30

Filing Quarter

Q2 2026

Portfolio Overview

BLAIR WILLIAM & CO/IL disclosed 1,998 positions worth $38.4B in its Form 13F-HR for Q2 2026, led by $AAPL (Apple Inc.) at 4.3% of the equity portfolio, followed by $AMZN and $MSFT. During the quarter the fund opened 158 new positions and exited 83 — including a new stake in $HONA and a full exit from $XOM.R34088. The portfolio is most concentrated in Technology (34.1% of disclosed assets). All figures are sourced directly from BLAIR WILLIAM & CO/IL’s Form 13F-HR filing with the SEC under CIK 902367.

Sector Allocation

TechnologyOtherFinancialsConsumer DiscretionaryIndustrialsHealthcare

AUM History

Top Equity Holdings by Value

Quarterly Activity — Q2 2026

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Top Holdings

AI Quality Scored

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32-signal composite ranking on each of BLAIR WILLIAM & CO/IL's 1,998 positions.

Showing top 10 of 1,998 holdings.

Sector Allocation

Technology

$13.1B

Other

$6.6B

Financials

$5.1B

Consumer Discretionary

$4.0B

Industrials

$3.7B

Healthcare

$3.0B

Materials

$723.5M

Consumer Staples

$610.4M

Top HoldingsBLAIR WILLIAM & CO/IL (Q2 2026)

Top 150 of 1,998 disclosed positions (by reported value) from the latest Form 13F-HR, with quarter-over-quarter share changes and 13F Pro quality scores. Sourced from SEC EDGAR.

TickerCompanyValue
AAPL$AAPLApple Inc.$1.7B
AMZN$AMZNAMAZON COM INC$1.4B
MSFT$MSFTMICROSOFT CORP$1.3B
NVDA$NVDANVIDIA CORP$1.1B
GOOGL$GOOGLAlphabet Inc.$1.0B
GOOG$GOOGAlphabet Inc.$858.6M
GEV$GEVGE Vernova Inc.$775.0M
JPM$JPMJPMORGAN CHASE & CO$743.2M
SPY$SPYSPDR S&P 500 ETF TRUST$633.3M
V$VVISA INC.$631.8M
COST$COSTCOSTCO WHOLESALE CORP /NEW$490.8M
IDXX$IDXXIDEXX LABORATORIES INC /DE$483.6M
APH$APHAMPHENOL CORP /DE/$441.6M
MA$MAMastercard Inc$432.6M
IVZ$IVZInvesco Ltd.$421.8M
PANW$PANWPalo Alto Networks Inc$418.3M
LLY$LLYELI LILLY & Co$416.3M
META$METAMeta Platforms, Inc.$377.9M
VANGUARD INTL EQUITY INDEX F - ALLWRLD EX US$375.1M
MU$MUMICRON TECHNOLOGY INC$364.6M
ISHARES TR - CORE S&P500 ETF$363.0M
FAST$FASTFASTENAL CO$355.8M
AVGO$AVGOBroadcom Inc.$351.2M
ABBV$ABBVAbbVie Inc.$324.1M
VANGUARD TAX-MANAGED FDS - VAN FTSE DEV MKT$305.7M
BWXT$BWXTBWX Technologies, Inc.$303.0M
VANGUARD INDEX FDS - S&P 500 ETF SHS$288.0M
ANET$ANETArista Networks, Inc.$272.6M
VANGUARD INDEX FDS - VALUE ETF$268.6M
QQQ$QQQINVESCO QQQ TRUST, SERIES 1$264.5M
WMT$WMTWalmart Inc.$257.2M
HD$HDHOME DEPOT, INC.$246.0M
JNJ$JNJJOHNSON & JOHNSON$242.9M
BRK.B$BRK.BBERKSHIRE HATHAWAY INC$242.0M
EVERPURE INC - CL A$240.2M
ECL$ECLECOLAB INC.$238.0M
WSO$WSOWATSCO INC$235.0M
AXP$AXPAMERICAN EXPRESS CO$230.1M
PGR$PGRPROGRESSIVE CORP/OH/$225.9M
NOW$NOWServiceNow, Inc.$222.4M
TDG$TDGTransDigm Group INC$219.7M
SYK$SYKSTRYKER CORP$215.5M
ISHARES TR - RUSSELL 2000 ETF$210.6M
CRWD$CRWDCrowdStrike Holdings, Inc.$207.8M
UBER$UBERUber Technologies, Inc$201.7M
VANGUARD INDEX FDS - TOTAL STK MKT$195.6M
AAON$AAONAAON, INC.$194.5M
BA$BABOEING CO$190.1M
DHR$DHRDANAHER CORP /DE/$185.0M
CTAS$CTASCINTAS CORP$180.9M
VANGUARD SPECIALIZED FUNDS - DIV APP ETF$170.0M
PWR$PWRQUANTA SERVICES, INC.$161.8M
ISRG$ISRGINTUITIVE SURGICAL INC$158.1M
MRVL$MRVLMarvell Technology, Inc.$158.0M
ICE$ICEIntercontinental Exchange, Inc.$158.0M
GS$GSGOLDMAN SACHS GROUP INC$148.9M
CW$CWCURTISS WRIGHT CORP$140.6M
ROK$ROKROCKWELL AUTOMATION, INC$139.8M
RBC$RBCRBC Bearings INC$139.0M
IBM$IBMINTERNATIONAL BUSINESS MACHINES CORP$136.7M
AMD$AMDADVANCED MICRO DEVICES INC$136.6M
GLD$GLDSPDR GOLD TRUST$133.6M
VEEV$VEEVVEEVA SYSTEMS INC$133.3M
UNP$UNPUNION PACIFIC CORP$132.7M
VANGUARD INDEX FDS - GROWTH ETF$131.5M
ISHARES TR - CORE S&P US VLU$131.0M
PG$PGPROCTER & GAMBLE Co$130.2M
CAT$CATCATERPILLAR INC$129.4M
HEI$HEIHEICO CORP$127.4M
ISHARES TR - RUS 1000 GRW ETF$120.9M
LIN$LINLINDE PLC$120.6M
CVX$CVXCHEVRON CORP$120.5M
AON$AONAon plc$119.6M
BX$BXBlackstone Inc.$119.0M
MRK$MRKMerck & Co., Inc.$118.3M
FIRST TR EXCHANGE TRADED FD - RISNG DIVD ACHIV$116.0M
LYV$LYVLive Nation Entertainment, Inc.$115.0M
TSLA$TSLATesla, Inc.$114.9M
KO$KOCOCA COLA CO$113.5M
DXCM$DXCMDEXCOM INC$112.2M
WM$WMWASTE MANAGEMENT INC$109.5M
AME$AMEAMETEK INC/$105.5M
JLL$JLLJONES LANG LASALLE INC$105.5M
ISHARES TR - MSCI EAFE ETF$103.3M
HON$HONHONEYWELL INTERNATIONAL INC$101.7M
CSCO$CSCOCISCO SYSTEMS, INC.$100.7M
HONA$HONAHoneywell Aerospace Inc.$100.4M
GD$GDGENERAL DYNAMICS CORP$98.8M
ORLY$ORLYO REILLY AUTOMOTIVE INC$97.1M
ITW$ITWILLINOIS TOOL WORKS INC$97.1M
DE$DEDEERE & CO$96.9M
SBUX$SBUXSTARBUCKS CORP$96.7M
ABT$ABTABBOTT LABORATORIES$96.5M
GNRC$GNRCGENERAC HOLDINGS INC.$95.3M
ISHARES TR - CORE S&P US GWT$94.3M
MCD$MCDMCDONALDS CORP$91.9M
NFLX$NFLXNETFLIX INC$91.8M
TSM$TSMTAIWAN SEMICONDUCTOR MANUFACTURING CO LTD$91.5M
ISHARES TR - CORE S&P TTL STK$91.4M
GWRE$GWREGuidewire Software, Inc.$89.4M
SPDR SERIES TRUST - ST STR P400MID$87.5M
KLAC$KLACKLA CORP$87.0M
QCOM$QCOMQUALCOMM INC/DE$86.6M
ISHARES TR - RUSSELL 3000 ETF$82.6M
GE$GEGENERAL ELECTRIC CO$80.3M
FANG$FANGDiamondback Energy, Inc.$80.3M
TMO$TMOTHERMO FISHER SCIENTIFIC INC.$80.2M
ISHARES TR - CORE MSCI EAFE$77.9M
TWLO$TWLOTWILIO INC$77.7M
FIRST TR EXCHANGE TRADED FD - SMID RISNG ETF$77.3M
RTX$RTXRTX Corp$75.9M
GWW$GWWW.W. GRAINGER, INC.$74.0M
WAB$WABWESTINGHOUSE AIR BRAKE TECHNOLOGIES CORP$72.5M
PEP$PEPPEPSICO INC$72.3M
ULS$ULSUL Solutions Inc.$70.7M
MDB$MDBMongoDB, Inc.$70.0M
AMT$AMTAMERICAN TOWER CORP /MA/$68.9M
BAC$BACBANK OF AMERICA CORP /DE/$68.6M
SCHW$SCHWSCHWAB CHARLES CORP$68.2M
AXON$AXONAXON ENTERPRISE, INC.$67.4M
GLW$GLWCORNING INC /NY$65.8M
MIAX$MIAXMIAMI INTERNATIONAL HOLDINGS, INC.$65.8M
DOCN$DOCNDigitalOcean Holdings, Inc.$64.9M
ISHARES TR - CORE S&P SCP ETF$62.9M
IRTC$IRTCiRhythm Holdings, Inc.$62.4M
APP$APPAppLovin Corp$62.2M
ROL$ROLROLLINS INC$61.6M
ASML$ASMLASML HOLDING NV$61.5M
RBA$RBARB GLOBAL INC.$61.3M
CPRT$CPRTCOPART INC$60.7M
TJX$TJXTJX COMPANIES INC /DE/$59.8M
SHOP$SHOPSHOPIFY INC.$59.6M
MCK$MCKMCKESSON CORP$58.9M
NDAQ$NDAQNASDAQ, INC.$58.8M
AMAT$AMATAPPLIED MATERIALS INC /DE$57.8M
VANGUARD INTL EQUITY INDEX F - FTSE EMR MKT ETF$57.5M
ALL$ALLALLSTATE CORP$57.4M
BLK$BLKBlackRock, Inc.$56.7M
ISHARES TR - RUS 1000 VAL ETF$56.5M
MSI$MSIMotorola Solutions, Inc.$54.7M
AMGN$AMGNAMGEN INC$54.6M
MDY$MDYSPDR S&P MIDCAP 400 ETF TRUST$53.5M
EPD$EPDENTERPRISE PRODUCTS PARTNERS L.P.$53.5M
MCHP$MCHPMICROCHIP TECHNOLOGY INC$52.9M
ISHARES TR - CORE S&P MCP ETF$52.9M
EMR$EMREMERSON ELECTRIC CO$50.7M
TXN$TXNTEXAS INSTRUMENTS INC$50.6M
ADP$ADPAUTOMATIC DATA PROCESSING INC$50.4M
PM$PMPhilip Morris International Inc.$48.8M
INTC$INTCINTEL CORP$48.1M

New Positions (158)

HONA$HONA Honeywell Aerospace Inc.$100.4M
PTRN$PTRN Pattern Group Inc.$17.7M
SPCX$SPCX SPACE EXPLORATION TECHNOLOGIES CORP$10.2M
CDNL$CDNL Cardinal Infrastructure Group Inc.$9.2M
CBRS$CBRS Cerebras Systems Inc.$6.4M
HTFL$HTFL Heartflow, Inc.$3.0M
NBIS$NBIS Nebius Group N.V.$2.7M
FDXF$FDXF FedEx Freight Holding Company, Inc.$2.6M
INFQ$INFQ Infleqtion, Inc.$2.3M
AEHR$AEHR AEHR TEST SYSTEMS$1.7M
TLX$TLX Telix Pharmaceuticals Ltd$1.4M
TARS$TARS Tarsus Pharmaceuticals, Inc.$1.4M
OCFC$OCFC OCEANFIRST FINANCIAL CORP$1.3M
LIFE$LIFE Ethos Technologies Inc.$1.1M
HRZN$HRZN Horizon Technology Finance Corp$1.1M

Exited Positions (83)

XOM.R34088$XOM.R34088 EXXON MOBIL CORP
HURN$HURN Huron Consulting Group Inc.
PBH$PBH Prestige Consumer Healthcare Inc.
EXPO$EXPO EXPONENT INC
CWAN$CWAN Clearwater Analytics Holdings, Inc.
RLI$RLI RLI CORP
ISHARES INC
OSIS$OSIS OSI SYSTEMS INC
FFIC$FFIC FLUSHING FINANCIAL CORP
CTRA$CTRA Coterra Energy Inc.
ALHC$ALHC Alignment Healthcare, Inc.
CCL$CCL Carnival Corp Ltd.
ALRM$ALRM Alarm.com Holdings, Inc.
RYAAY$RYAAY RYANAIR HOLDINGS PLC
FCFS$FCFS FirstCash Holdings, Inc.

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