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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) |
|---|---|---|---|---|---|
| QUALCOMM INC | COM | 747525103 | — | 464,062 shares | $85,405,908 |
| SPDR SERIES TRUST | ST STR P400MID | 78464A847 | — | 1,341,889 shares | $84,592,681 |
| ISHARES TR | RUSSELL 3000 ETF | 464287689 | — | 193,300 shares | $83,439,885 |
| DIAMONDBACK ENERGY INC | COM | 25278X109 | — | 452,241 shares | $83,126,432 |
| FIRST TR EXCHANGE TRADED FD | SMID RISNG ETF | 33741X102 | — | 2,015,833 shares | $81,802,492 |
| SHOPIFY INC | CL A SUB VTG SHS | 82509L107 | — | 537,265 shares | $79,676,459 |
| ISHARES TR | CORE MSCI EAFE | 46432F842 | — | 799,030 shares | $77,410,051 |
| RTX CORPORATION | COM | 75513E101 | — | 409,999 shares | $76,116,229 |
| WABTEC | COM | 929740108 | — | 262,178 shares | $75,292,238 |
| NETFLIX INC. | COM | 64110L106 | — | 1,061,254 shares | $73,842,032 |
| MCDONALDS CORP | COM | 580135101 | — | 319,266 shares | $73,731,391 |
| NASDAQ INC | COM | 631103108 | — | 782,979 shares | $72,041,938 |
| CHARLES SCHWAB CORP (THE) | COM | 808513105 | — | 731,390 shares | $71,486,053 |
| GE AEROSPACE | COM NEW | 369604301 | — | 222,437 shares | $69,464,834 |
| GENERAC HLDGS INC | COM | 368736104 | — | 332,886 shares | $68,890,689 |
| PHILIP MORRIS INTL INC | COM | 718172109 | — | 356,384 shares | $68,005,265 |
| MCKESSON CORP | COM | 58155Q103 | — | 79,592 shares | $67,956,427 |
| WW GRAINGER INC | COM | 384802104 | — | 54,296 shares | $67,639,602 |
| MONGODB INC | CL A | 60937P106 | — | 193,062 shares | $67,303,456 |
| MOODYS CORP | COM | 615369105 | — | 142,279 shares | $64,613,383 |
| BANK OF AMER CORP | COM | 060505104 | — | 1,177,002 shares | $64,064,216 |
| AMGEN INC | COM | 031162100 | — | 149,188 shares | $62,884,080 |
| VANGUARD INTL EQUITY INDEX F | FTSE EMR MKT ETF | 922042858 | — | 1,020,858 shares | $60,547,077 |
| ISHARES TR | CORE S&P SCP ETF | 464287804 | — | 444,372 shares | $60,452,405 |
| HONEYWELL AEROSPACE INC | COM | 43849R105 | — | 388,855 shares | $60,260,859 |
| ISHARES TR | RUS 1000 VAL ETF | 464287598 | — | 241,063 shares | $59,766,811 |
| BLACKROCK INC | COM | 09290D101 | — | 56,310 shares | $59,591,792 |
| MIAMI INTL HLDGS INC | COM | 59356Q108 | — | 1,777,150 shares | $59,534,525 |
| AUTOMATIC DATA PROCESSING IN | COM | 053015103 | — | 222,019 shares | $57,294,278 |
| MOTOROLA SOLUTIONS INC | COM NEW | 620076307 | — | 127,986 shares | $57,077,985 |
| EMERSON ELEC CO | COM | 291011104 | — | 366,537 shares | $56,849,834 |
| KLA CORP | COM NEW | 482480100 | — | 286,692 shares | $55,884,960 |
| ASML HLDG NV | N Y REGISTRY SHS | N07059210 | — | 30,592 shares | $55,421,822 |
| SPACE EXPLORATION TECHN CORP | CLASS A COM STK | 84615Q103 | — | 365,991 shares | $55,213,407 |
| SALESFORCE INC | COM | 79466L302 | — | 239,796 shares | $55,049,897 |
| PEPSICO INC | COM | 713448108 | — | 434,179 shares | $55,019,127 |
| CLOUDFLARE INC | CL A COM | 18915M107 | — | 154,430 shares | $53,630,284 |
| ENTERPRISE PRODS PARTNERS L | COM | 293792107 | — | 1,476,374 shares | $52,573,695 |
| IRHYTHM HOLDINGS INC | COM | 450056106 | — | 456,388 shares | $51,873,075 |
| VANGUARD INDEX FDS | MRNGSTR MID CAP | 922908629 | — | 659,964 shares | $51,754,405 |
| ISHARES TR | CORE S&P MCP ETF | 464287507 | — | 709,831 shares | $51,072,366 |
| AMERICAN TOWER CORP | COM | 03027X100 | — | 311,235 shares | $50,946,136 |
| STATE STR SPDR S&P MIDCAP 40 | UTSER1 S&PDCRP | 78467Y107 | — | 77,458 shares | $50,867,538 |
| ISHARES INC | CORE MSCI EMKT | 46434G103 | — | 616,037 shares | $49,997,599 |
| TJX COS INC NEW | COM | 872540109 | — | 375,565 shares | $49,690,969 |
| ALLSTATE CORP | COM | 020002101 | — | 223,689 shares | $49,627,701 |
| DIGITALOCEAN HLDGS INC | COM | 25402D102 | — | 364,203 shares | $48,581,094 |
| PHILLIPS 66 | COM | 718546104 | — | 189,888 shares | $48,480,326 |
| ARGENX SE | SPONSORED ADR | 04016X101 | — | 50,243 shares | $48,178,036 |
| TEXAS INSTRS INC | COM | 882508104 | — | 172,006 shares | $48,177,297 |
| BERKSHIRE HATHAWAY INC DEL | CL A | 084670108 | — | 62 shares | $46,314,310 |
| MICROCHIP TECHNOLOGY INC. | COM | 595017104 | — | 593,791 shares | $46,179,115 |
| MONDELEZ INTL INC | CL A | 609207105 | — | 791,271 shares | $45,751,272 |
| TYLER TECHNOLOGIES INC | COM | 902252105 | — | 143,344 shares | $45,669,292 |
| ATI INC | COM | 01741R102 | — | 237,611 shares | $45,003,523 |
| UL SOLUTIONS INC | CLASS A COM SHS | 903731107 | — | 681,392 shares | $44,712,966 |
| CAPITAL GROUP DIVIDEND VALUE | SHS CREAT UNIT | 14020W106 | — | 896,487 shares | $43,793,402 |
| WISDOMTREE TR | FLOATNG RAT TREA | 97717Y527 | — | 850,230 shares | $42,843,078 |
| ZEBRA TECHNOLOGIES CORPORATI | CL A | 989207105 | — | 114,272 shares | $42,658,880 |
| ISHARES TR | RUSEL 2500 ETF | 46435G268 | — | 494,853 shares | $42,319,791 |
| ROPER TECHNOLOGIES INC | COM | 776696106 | — | 121,061 shares | $42,300,036 |
| GILEAD SCIENCES INC | COM | 375558103 | — | 282,460 shares | $42,100,612 |
| INTEL CORP | COM | 458140100 | — | 346,395 shares | $41,647,062 |
| EATON CORP PLC | SHS | G29183103 | — | 96,750 shares | $41,574,490 |
| VERTIV HOLDINGS CO | COM CL A | 92537N108 | — | 171,811 shares | $41,459,738 |
| MORGAN STANLEY | COM NEW | 617446448 | — | 216,171 shares | $40,657,526 |
| ISHARES GOLD TR | ISHARES NEW | 464285204 | — | 515,205 shares | $40,237,511 |
| MONOLITHIC PWR SYS INC | COM | 609839105 | — | 29,846 shares | $40,209,264 |
| METTLER TOLEDO INTERNATIONAL | COM | 592688105 | — | 26,306 shares | $39,746,325 |
| SCHWAB STRATEGIC TR | US DIVIDEND EQ | 808524797 | — | 1,217,745 shares | $39,613,239 |
| PFIZER INC | COM | 717081103 | — | 1,369,105 shares | $39,046,860 |
| APPLIED MATLS INC | COM | 038222105 | — | 75,873 shares | $38,799,830 |
| FRANCO NEV CORP | COM | 351858105 | — | 162,807 shares | $38,765,975 |
| TOAST INC | CL A | 888787108 | — | 1,325,794 shares | $38,434,775 |
| ISHARES TR | MSCI ACWI EX US | 464288240 | — | 505,646 shares | $38,236,951 |
| COPART INC | COM | 217204106 | — | 1,378,739 shares | $37,611,991 |
| EDWARDS LIFESCIENCES CORP | COM | 28176E108 | — | 424,223 shares | $36,618,960 |
| REPLIGEN CORP | COM | 759916109 | — | 190,031 shares | $36,529,659 |
| NEXTERA ENERGY INC | COM | 65339F101 | — | 479,617 shares | $36,326,201 |
| CME GROUP INC | COM | 12572Q105 | — | 138,127 shares | $36,186,605 |
| FORGENT POWER SOLUTIONS INC | COM SHS CL A | 34631F102 | — | 961,945 shares | $36,015,221 |
| STANDEX INTL CORP | COM | 854231107 | — | 130,344 shares | $35,591,621 |
| SILICON MOTION TECHNOLOGY CO | SPONSORED ADR | 82706C108 | — | 126,464 shares | $35,409,972 |
| DISNEY WALT CO | COM | 254687106 | — | 334,633 shares | $35,102,970 |
| ISHARES TR | RUS 1000 ETF | 464287622 | — | 83,638 shares | $34,804,440 |
| BALCHEM CORP | COM | 057665200 | — | 209,884 shares | $34,622,465 |
| CORNING INC | COM | 219350105 | — | 222,744 shares | $34,249,096 |
| FIRST TR EXCHANGE-TRADED FD | NASDAQ CYB ETF | 33734X846 | — | 327,323 shares | $33,743,696 |
| WELLS FARGO & CO | COM | 949746101 | — | 404,103 shares | $32,348,470 |
| VANGUARD INDEX FDS | MRNGSTR MD CP VA | 922908512 | — | 163,953 shares | $32,057,759 |
| S&P GLOBAL INC | COM | 78409V104 | — | 81,126 shares | $32,001,916 |
| REPUBLIC SVCS INC | COM | 760759100 | — | 151,504 shares | $31,796,143 |
| LOWES COS INC | COM | 548661107 | — | 170,734 shares | $31,464,491 |
| ORACLE CORP | COM | 68389X105 | — | 227,461 shares | $31,230,440 |
| DOVER CORP | COM | 260003108 | — | 166,012 shares | $31,052,459 |
| VANGUARD WHITEHALL FDS | HIGH DIV YLD | 921946406 | — | 199,821 shares | $31,012,283 |
| VANGUARD STAR FDS | VG TL INTL STK F | 921909768 | — | 363,912 shares | $30,917,989 |
| INNOVATOR ETFS TRUST | US EQTY PWR BUF | 45782C540 | — | 655,123 shares | $30,863,500 |
| GUARDANT HEALTH INC | COM | 40131M109 | — | 172,437 shares | $30,755,863 |
| INNOVATOR ETFS TRUST | US EQTY PWR BUF | 45782C813 | — | 609,345 shares | $30,272,260 |