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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) |
|---|---|---|---|---|---|
| ISHARES TR | US INDUSTRIALS | 464287754 | — | 3,362 shares | $515,630 |
| J P MORGAN EXCHANGE TRADED F | ULTRA SHT MUNCPL | 46641Q654 | — | 10,189 shares | $515,140 |
| CORPAY INC | COM SHS | 219948106 | — | 1,326 shares | $515,113 |
| U HAUL HOLDING COMPANY | COM SER N | 023586506 | — | 9,742 shares | $514,865 |
| APPIAN CORP | CL A | 03782L101 | — | 14,569 shares | $513,849 |
| ADVANCED ENERGY INDS | COM | 007973100 | — | 1,823 shares | $513,758 |
| PROSHARES TR | ULTRA FNCLS NEW | 74347X633 | — | 6,090 shares | $509,489 |
| WESTERN ALLIANCE BANCORP | COM | 957638109 | — | 6,778 shares | $509,062 |
| AMEREN CORP | COM | 023608102 | — | 5,095 shares | $506,355 |
| MORNINGSTAR INC | COM | 617700109 | — | 2,663 shares | $506,106 |
| LINEAGE INC | COM | 53566V106 | — | 14,824 shares | $505,810 |
| BROOKFIELD INFRASTRUCTURE CO | COM SUB VTG A | 11276H106 | — | 14,203 shares | $505,753 |
| TELADOC HEALTH INC | NOTE 1.250% 6/0 | 87918AAF2 | — | 525,000 principal | $505,313 |
| NANO NUCLEAR ENERGY INC | COM | 63010H108 | — | 31,860 shares | $504,981 |
| INSULET CORP | COM | 45784P101 | — | 3,861 shares | $503,745 |
| SPDR SERIES TRUST | ST NUVE TERM ETF | 78468R739 | — | 10,792 shares | $503,446 |
| UNUM GROUP | COM | 91529Y106 | — | 5,734 shares | $503,044 |
| EASTGROUP PPTYS INC | COM | 277276101 | — | 2,545 shares | $502,528 |
| FIRST CMNTY CORP S C | COM | 319835104 | — | 15,620 shares | $502,495 |
| INNOVATOR ETFS TRUST | US EQTY BUF OCT | 45782C771 | — | 9,128 shares | $502,314 |
| ISHARES TR | CORE 1 5 YR USD | 46432F859 | — | 10,602 shares | $500,932 |
| ISHARES TR | US CONSM STAPLES | 464287812 | — | 7,081 shares | $500,869 |
| WD 40 CO | COM | 929236107 | — | 2,479 shares | $500,684 |
| SEAGATE TECHNOLOGY HLDNGS PL | ORD SHS | G7997R103 | — | 542 shares | $499,908 |
| SCHOLAR ROCK HLDG CORP | COM | 80706P103 | — | 10,326 shares | $498,952 |
| OIL DRI CORP AMER | COM | 677864100 | — | 5,506 shares | $498,789 |
| LYONDELLBASELL INDUSTRIES NV | SHS - A - | N53745100 | — | 8,675 shares | $498,570 |
| MONSTER BEVERAGE CORP NEW | COM | 61174X109 | — | 11,922 shares | $496,194 |
| INTELLIA THERAPEUTICS INC | COM | 45826J105 | — | 41,100 shares | $495,666 |
| ABRDN WORLD HEALTHCARE FUND | BEN INT SHS | 87911L108 | — | 38,000 shares | $495,520 |
| KARAT PACKAGING INC | COM | 48563L101 | — | 9,405 shares | $494,248 |
| BLUE OWL CAPITAL CORPORATION | COM | 69121K104 | — | 46,917 shares | $492,158 |
| CROWDSTRIKE HLDGS INC | CL A | 22788C105 | — | 1,853 shares | $490,582 |
| GLOBUS MED INC | CL A | 379577208 | — | 6,537 shares | $489,621 |
| BROOKFIELD RENEWABLE ENERGY | PARTNERSHIP UNIT | G16258108 | — | 17,363 shares | $488,594 |
| AMENTUM HOLDINGS INC | COM | 023939101 | — | 26,796 shares | $485,544 |
| BAXTER INTL INC | COM | 071813109 | — | 20,210 shares | $485,034 |
| CONCRETE PUMPING HLDGS INC | COM | 206704108 | — | 50,000 shares | $484,500 |
| VANECK ETF TRUST | IG FLOA RATE ETF | 92189F486 | — | 18,919 shares | $484,144 |
| TIMKEN CO | COM | 887389104 | — | 4,125 shares | $481,634 |
| STEEL DYNAMICS INC | COM | 858119100 | — | 2,168 shares | $480,348 |
| WISDOMTREE TR | US MIDCAP FUND | 97717W570 | — | 6,682 shares | $478,698 |
| FIRSTENERGY CORP | COM | 337932107 | — | 10,957 shares | $474,755 |
| THE BALDWIN INSURANCE GRP IN | COM CL A | 05589G102 | — | 14,898 shares | $473,607 |
| ZIONS BANCORPORATION NATL AS | COM | 989701107 | — | 7,531 shares | $471,835 |
| CARNIVAL CORP LTD | COMMON SHARES | G2004J103 | — | 19,219 shares | $471,640 |
| SPDR SERIES TRUST | ST PORT HIGH ETF | 78468R606 | — | 20,823 shares | $470,396 |
| GREIF INC | CL A | 397624107 | — | 5,905 shares | $469,990 |
| DECKERS OUTDOOR CORP | COM | 243537107 | — | 6,011 shares | $469,700 |
| VANGUARD WORLD FD | CONSUM STP ETF | 92204A207 | — | 2,152 shares | $469,637 |
| MASCO CORP | COM | 574599106 | — | 6,963 shares | $469,285 |
| PETROLEO BRASILEIRO S A | SPONSORED ADR | 71654V408 | — | 22,461 shares | $468,766 |
| FIRSTCASH HOLDINGS INC | COM | 33768G107 | — | 2,211 shares | $467,050 |
| VERISIGN INC | COM | 92343E102 | — | 1,652 shares | $465,890 |
| FTAI AVIATION LTD | SHS | G3730V105 | — | 2,784 shares | $464,946 |
| ISHARES TR | 10-20 YR TRS ETF | 464288653 | — | 5,042 shares | $464,721 |
| INVESCO EXCH TRADED FD TR II | S&P GBL WATER | 46138E263 | — | 7,434 shares | $463,453 |
| INVESTORS TITLE CO NC | COM | 461804106 | — | 1,634 shares | $462,129 |
| AGILENT TECHNOLOGIES INC | COM | 00846U101 | — | 2,675 shares | $460,929 |
| J P MORGAN EXCHANGE TRADED F | FUNDAMENTAL LARG | 46654Q450 | — | 9,094 shares | $459,692 |
| ZSCALER INC | COM | 98980G102 | — | 2,299 shares | $458,467 |
| VANGUARD WORLD FD | CONSUM DIS ETF | 92204A108 | — | 1,255 shares | $457,579 |
| KINIKSA PHARMACEUTICALS INTL | ORD SHS CL A | G52694109 | — | 6,126 shares | $457,061 |
| HEXCEL CORP NEW | COM | 428291108 | — | 5,446 shares | $457,048 |
| BITMINE IMMERSION TECHS INC | COM NEW | 09175A206 | — | 17,247 shares | $455,840 |
| KULICKE & SOFFA INDS INC | COM | 501242101 | — | 4,836 shares | $455,793 |
| ABRDN SILVER ETF TRUST | PHYSCL SILVR SHS | 003264108 | — | 7,943 shares | $455,193 |
| BAUSCH HEALTH COS INC | COM | 071734107 | — | 77,825 shares | $453,721 |
| NU HLDGS LTD | ORD SHS CL A | G6683N103 | — | 35,748 shares | $452,570 |
| TAPESTRY INC | COM | 876030107 | — | 3,911 shares | $449,912 |
| MICRON TECHNOLOGY INC | COM | 595112103 | — | 420 shares | $447,346 |
| ISHARES TR | EUROPE ETF | 464287861 | — | 6,192 shares | $440,437 |
| SOMNIGROUP INTERNATIONAL INC | COM | 88023U101 | — | 7,082 shares | $439,888 |
| HUNTINGTON INGALLS INDS INC | COM | 446413106 | — | 1,643 shares | $438,867 |
| ISHARES TR | RUS TP200 VL ETF | 464289420 | — | 3,978 shares | $435,710 |
| SPDR SERIES TRUST | ST STR SP600SM C | 78464A300 | — | 4,246 shares | $433,729 |
| MACOM TECH SOLUTIONS HLDGS I | COM | 55405Y100 | — | 1,514 shares | $431,217 |
| UBS GROUP AG | SHS | H42097107 | — | 8,953 shares | $430,932 |
| SERVICENOW INC | COM | 81762P102 | — | 3,210 shares | $430,172 |
| SAREPTA THERAPEUTICS INC | COM | 803607100 | — | 23,514 shares | $428,425 |
| BROOKFIELD RENEWABLE CORP | CL A EX SUB VTG | 11285B108 | — | 15,032 shares | $424,203 |
| PORTLAND GEN ELEC CO | COM NEW | 736508847 | — | 9,441 shares | $421,344 |
| INVESCO EXCH TRADED FD TR II | DORSEY WRGT EMRG | 46138E867 | — | 12,350 shares | $420,760 |
| HALEON PLC | SPON ADS | 405552100 | — | 46,734 shares | $420,610 |
| UNITED STS GASOLINE FD LP | UNITS | 91201T102 | — | 2,850 shares | $418,038 |
| INTERNATIONAL FLAVORS&FRAGRA | COM | 459506101 | — | 4,995 shares | $416,993 |
| BUTTERFLY NETWORK INC | COM CL A | 124155102 | — | 46,475 shares | $416,416 |
| ONTO INNOVATION INC | COM | 683344105 | — | 1,352 shares | $416,173 |
| WISDOMTREE TR | US SMALLCAP FUND | 97717W562 | — | 6,419 shares | $414,538 |
| CELLEBRITE DI LTD | ORDINARY SHARES | M2197Q107 | — | 36,741 shares | $413,704 |
| OCEANEERING INTL INC | COM | 675232102 | — | 9,434 shares | $411,605 |
| INGREDION INC | COM | 457187102 | — | 4,296 shares | $411,560 |
| UNITEDHEALTH GROUP INC | COM | 91324P102 | — | 1,120 shares | $411,130 |
| CNO FINL GROUP INC | COM | 12621E103 | — | 7,752 shares | $410,156 |
| BANCO BILBAO VIZCAYA ARGENTA | SPONSORED ADR | 05946K101 | — | 14,690 shares | $409,399 |
| INVESCO EXCH TRADED FD TR II | S&P 500 REVENUE | 46138G698 | — | 3,173 shares | $408,335 |
| VODAFONE GROUP PLC | SPONSORED ADR | 92857W308 | — | 25,270 shares | $408,107 |
| CLOVER HEALTH INVESTMENTS CO | COM CL A | 18914F103 | — | 94,500 shares | $407,295 |
| GAP INC | COM | 364760108 | — | 17,798 shares | $406,499 |
| INSIGHT ENTERPRISES INC | COM | 45765U103 | — | 2,598 shares | $406,119 |