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BLAIR WILLIAM & CO/IL
Period ended Sep 30, 2026 · Latest filing Nov 10, 2026
These quarterly holdings are delayed and may not include all assets or short positions.
Values are from the reporting date, not current prices or purchase costs.
The same security may appear in multiple rows.
Source: SEC
Reported portfolio value
Quarter-end reported holdings; not current value or investment performance.
View reported values
- Sep 30, 2026: $38,593,108,515
More quarters will appear as history becomes available.
Top holdings
Top 10 at Sep 30, 2026. Matching entries are combined; security classes and options remain separate. Shares exclude principal amounts; option shares reflect the reported underlying amount.
View top holdings values
- APPLE INC · COM · 037833100 · shares: $1,898,743,382
- MICROSOFT CORP · COM · 594918104 · shares: $1,747,127,216
- AMAZON COM INC · COM · 023135106 · shares: $1,427,683,418
- NVIDIA CORPORATION · COM · 67066G104 · shares: $1,234,730,872
- ALPHABET INC · CAP STK CL C · 02079K107 · shares: $988,733,208
- ALPHABET INC · CAP STK CL A · 02079K305 · shares: $808,469,516
- JPMORGAN CHASE & CO · COM · 46625H100 · shares: $750,171,457
- VISA INC · COM CL A · 92826C839 · shares: $649,718,726
- STATE STR SPDR S&P 500 ETF T · TR UNIT · 78462F103 · shares: $642,931,154
- GE VERNOVA INC · COM · 36828A101 · shares: $610,369,547
Reported holdings
2,029 reported entries| Issuer | Class | CUSIP | Type | Shares / principal | Reported value (USD) |
|---|---|---|---|---|---|
| LATTICE SEMICONDUCTOR CORP | COM | 518415104 | — | 13,612 shares | $1,709,939 |
| ISHARES TR | U.S. FIN SVC ETF | 464287770 | — | 18,994 shares | $1,707,968 |
| ELEVANCE HEALTH INC FORMERLY | COM | 036752103 | — | 4,391 shares | $1,707,391 |
| MODERNA INC | COM | 60770K107 | — | 8,861 shares | $1,706,311 |
| FORD MTR CO | COM | 345370860 | — | 141,478 shares | $1,706,227 |
| SELECT SECTOR SPDR TR | ST STR STAPL ETF | 81369Y308 | — | 21,155 shares | $1,705,107 |
| SPDR SERIES TRUST | ST STR SP600 SML | 78468R853 | — | 32,088 shares | $1,696,157 |
| GENERAL MTRS CO | COM | 37045V100 | — | 21,752 shares | $1,674,875 |
| J P MORGAN EXCHANGE TRADED F | BETA EURO ET NE | 46641Q191 | — | 22,070 shares | $1,670,468 |
| ETON PHARMACEUTICALS INC | COM | 29772L108 | — | 32,411 shares | $1,668,842 |
| HARTFORD INSURANCE GROUP INC | COM | 416515104 | — | 13,564 shares | $1,659,685 |
| VANGUARD INDEX FDS | MRNGSTR LRG CAP | 922908637 | — | 4,666 shares | $1,641,615 |
| ISHARES TR | U.S. FINLS ETF | 464287788 | — | 12,978 shares | $1,630,764 |
| SELECT SECTOR SPDR TR | ST STR SVC ETF | 81369Y852 | — | 14,680 shares | $1,629,006 |
| PARSONS CORP DEL | COM | 70202L102 | — | 39,680 shares | $1,625,690 |
| ZIMMER BIOMET HOLDINGS INC | COM | 98956P102 | — | 18,260 shares | $1,622,010 |
| ISHARES TR | MSCI USA MMENTM | 46432F396 | — | 5,102 shares | $1,619,198 |
| EATON VANCE TAX-MANAGED GLOB | COM | 27829F108 | — | 171,945 shares | $1,618,002 |
| SPDR SERIES TRUST | ST SHOR CORP ETF | 78464A474 | — | 54,229 shares | $1,604,636 |
| POOL CORP | COM | 73278L105 | — | 9,830 shares | $1,591,125 |
| ENOVIX CORPORATION | COM | 293594107 | — | 546,894 shares | $1,585,991 |
| T-MOBILE US INC | COM | 872590104 | — | 9,712 shares | $1,583,807 |
| TOLL BROTHERS INC | COM | 889478103 | — | 11,748 shares | $1,583,056 |
| SELECT SECTOR SPDR TR | ST STR MATER ETF | 81369Y100 | — | 32,321 shares | $1,574,010 |
| DELTA AIR LINES INC | COM NEW | 247361702 | — | 18,771 shares | $1,566,668 |
| REGENERON PHARMACEUTICALS | COM | 75886F107 | — | 2,059 shares | $1,561,012 |
| DIANTHUS THERAPEUTICS INC | COM | 252828108 | — | 17,659 shares | $1,554,875 |
| FIRST TR EXCHANGE-TRADED FD | TECH ALPHADEX | 33734X176 | — | 7,015 shares | $1,550,315 |
| OTIS WORLDWIDE CORP | COM | 68902V107 | — | 24,095 shares | $1,549,796 |
| RPM INTL INC | COM | 749685103 | — | 15,634 shares | $1,542,607 |
| SPDR INDEX SHS FDS | ST DOW GLOBA ETF | 78463X749 | — | 33,160 shares | $1,538,646 |
| HARROW INC | COM | 415858109 | — | 49,937 shares | $1,538,060 |
| CLEAN HARBORS INC | COM | 184496107 | — | 4,909 shares | $1,522,919 |
| PIMCO ETF TR | ENHAN SHRT MA AC | 72201R833 | — | 15,022 shares | $1,510,476 |
| DARDEN RESTAURANTS INC | COM | 237194105 | — | 7,787 shares | $1,504,744 |
| BROADCOM INC | COM | 11135F101 | — | 4,283 shares | $1,504,147 |
| CHECK POINT SOFTWARE TECH LT | ORD | M22465104 | — | 11,663 shares | $1,496,946 |
| EXPEDITORS INTL WASH INC | COM | 302130109 | — | 8,104 shares | $1,496,371 |
| FIDELITY COVINGTON TRUST | MSCI INFO TECH I | 316092808 | — | 4,950 shares | $1,485,371 |
| TRUIST FINL CORP | COM | 89832Q109 | — | 32,072 shares | $1,484,947 |
| ALPINE INCOME PPTY TR INC | COM | 02083X103 | — | 85,321 shares | $1,480,314 |
| CHIME FINL INC | COM SHS CL A | 16935C109 | — | 55,515 shares | $1,478,920 |
| RH | COM | 74967X103 | — | 12,146 shares | $1,478,791 |
| AUTODESK INC | COM | 052769106 | — | 7,071 shares | $1,477,839 |
| FLEX LTD | ORD | Y2573F102 | — | 13,408 shares | $1,474,785 |
| ENERSYS | COM | 29275Y102 | — | 8,034 shares | $1,474,435 |
| ISHARES TR | EXPND TEC SC ETF | 464287549 | — | 8,721 shares | $1,474,198 |
| SPDR SERIES TRUST | ST STR P500VAL | 78464A508 | — | 24,073 shares | $1,471,560 |
| KARMAN HLDGS INC | COMMON STOCK | 485924104 | — | 45,088 shares | $1,461,753 |
| FRANKLIN TEMPLETON ETF TR | FTSE JAPAN ETF | 35473P744 | — | 35,303 shares | $1,461,564 |
| IQVIA HLDGS INC | COM | 46266C105 | — | 5,416 shares | $1,456,092 |
| ONTERRIS INC | COM | 615111101 | — | 108,740 shares | $1,454,940 |
| VANECK ETF TRUST | JUNIOR GOLD MINE | 92189F791 | — | 12,762 shares | $1,454,174 |
| INVESCO EXCHANGE TRADED FD T | LARG CAP GRO ETF | 46137V746 | — | 8,962 shares | $1,453,203 |
| VANGUARD SCOTTSDALE FDS | INTER TERM TREAS | 92206C706 | — | 25,625 shares | $1,451,910 |
| LAUDER ESTEE COS INC | CL A | 518439104 | — | 15,633 shares | $1,450,249 |
| CSW INDUSTRIALS INC | COM | 126402106 | — | 5,030 shares | $1,449,042 |
| ATLASSIAN CORPORATION | CL A | 049468101 | — | 8,061 shares | $1,445,257 |
| OGE ENERGY CORP | COM | 670837103 | — | 31,737 shares | $1,441,489 |
| MACH NATURAL RESOURCES LP | COM UN LT PA IN | 55445L100 | — | 140,038 shares | $1,433,985 |
| ISHARES TR | FLTG RATE NT ETF | 46429B655 | — | 28,033 shares | $1,431,069 |
| AMERICAN INTL GROUP INC | COM NEW | 026874784 | — | 19,099 shares | $1,421,329 |
| SELECT SECTOR SPDR TR | ST STR REAL ETF | 81369Y860 | — | 34,724 shares | $1,420,540 |
| IONIS PHARMACEUTICALS INC | COM | 462222100 | — | 31,758 shares | $1,418,016 |
| SERIES PORTFOLIOS TR | EQUAB EQUIT ETF | 81752T411 | — | 46,064 shares | $1,415,359 |
| INNOVATOR ETFS TRUST | EQUITY DUAL 15 B | 45784N171 | — | 71,425 shares | $1,390,288 |
| BARRICK MNG CORP | COM SHS | 06849F108 | — | 34,117 shares | $1,387,523 |
| HUMANA INC | COM | 444859102 | — | 3,631 shares | $1,385,563 |
| CELESTICA INC | COM | 15101Q207 | — | 3,820 shares | $1,380,532 |
| MEIRAGTX HLDGS PLC | COM | G59665102 | — | 125,400 shares | $1,379,400 |
| GARTNER INC | COM | 366651107 | — | 7,359 shares | $1,372,658 |
| VANECK ETF TRUST | PHARMACEUTCL ETF | 92189F692 | — | 12,529 shares | $1,371,536 |
| ISHARES TR | 0-3 MTH TREASURY | 46436E718 | — | 13,564 shares | $1,365,626 |
| PROSHARES TR | PSHS ULT S&P 500 | 74347R107 | — | 19,688 shares | $1,364,970 |
| WOODWARD INC | COM | 980745103 | — | 4,128 shares | $1,356,517 |
| ISHARES TR | PFD AND INCM SEC | 464288687 | — | 45,798 shares | $1,351,049 |
| DTE ENERGY CO | COM | 233331107 | — | 11,021 shares | $1,342,362 |
| DIODES INC | COM | 254543101 | — | 13,864 shares | $1,341,897 |
| FIRST TR EXCHANGE-TRADED FD | DJ INTERNT IDX | 33733E302 | — | 4,619 shares | $1,332,351 |
| ARK ETF TR | INNOVATION ETF | 00214Q104 | — | 14,874 shares | $1,325,273 |
| APA CORPORATION | COM | 03743Q108 | — | 31,783 shares | $1,320,273 |
| GARMIN LTD | SHS | H2906T109 | — | 4,599 shares | $1,319,193 |
| WISDOMTREE TR | US TOTAL DIVIDND | 97717W109 | — | 14,110 shares | $1,318,156 |
| SS&C TECH HLDGS | COM | 78467J100 | — | 17,009 shares | $1,310,901 |
| SCHWAB STRATEGIC TR | US MID-CAP ETF | 808524508 | — | 38,299 shares | $1,302,933 |
| ISHARES TR | IBOXX INV CP ETF | 464287242 | — | 12,747 shares | $1,302,438 |
| ROYALTY PHARMA PLC | SHS CLASS A | G7709Q104 | — | 21,934 shares | $1,280,068 |
| KENVUE INC | COM | 49177J102 | — | 72,345 shares | $1,277,616 |
| PIMCO ETF TR | ACTIVE BD ETF | 72201R775 | — | 14,685 shares | $1,277,451 |
| VANGUARD SCOTTSDALE FDS | VNG RUS1000GRW | 92206C680 | — | 9,879 shares | $1,273,719 |
| INVESCO ACTVELY MNGD ETC FD | OPTIMUM YIELD | 46090F100 | — | 65,873 shares | $1,271,349 |
| META PLATFORMS INC | CL A | 30303M102 | — | 1,740 shares | $1,261,813 |
| DESCARTES SYS GROUP INC | COM | 249906108 | — | 15,598 shares | $1,261,254 |
| OLD REP INTL CORP | COM | 680223104 | — | 33,791 shares | $1,260,758 |
| HP INC | COM | 40434L105 | — | 40,302 shares | $1,260,660 |
| SPDR SERIES TRUST | ST STR SP PHARMA | 78464A722 | — | 19,286 shares | $1,253,560 |
| BANK OF MONTREAL | COM | 063671101 | — | 7,484 shares | $1,251,713 |
| BANCO SANTANDER SA | ADR | 05964H105 | — | 90,431 shares | $1,250,660 |
| PACKAGING CORP AMER | COM | 695156109 | — | 5,445 shares | $1,248,223 |
| CONSTELLATION BRANDS INC | CL A | 21036P108 | — | 11,005 shares | $1,244,180 |