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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) |
|---|---|---|---|---|---|
| VANGUARD INTL EQUITY INDEX F | FTSE SMCAP ETF | 922042718 | — | 5,929 shares | $920,477 |
| UFP INDUSTRIES INC | COM | 90278Q108 | — | 11,905 shares | $919,289 |
| LAMAR ADVERTISING CO | CL A | 512816109 | — | 6,362 shares | $916,756 |
| OLD NATL BANCORP IND | COM | 680033107 | — | 37,204 shares | $916,713 |
| LEONARDO DRS INC | COM | 52661A108 | — | 25,023 shares | $916,609 |
| DT MIDSTREAM INC | COMMON STOCK | 23345M107 | — | 7,658 shares | $914,858 |
| XPO INC | COM | 983793100 | — | 5,171 shares | $909,993 |
| HUNT J B TRANS SVCS INC | COM | 445658107 | — | 4,058 shares | $909,196 |
| T ROWE PRICE EXCHANGE-TRADED | PRICE DIV GRWT | 87283Q404 | — | 18,662 shares | $900,640 |
| INVESCO EXCHANGE TRADED FD T | S&P500 PUR GWT | 46137V266 | — | 15,392 shares | $898,431 |
| SPROUTS FMRS MKT INC | COM | 85208M102 | — | 13,488 shares | $894,929 |
| APOLLO GLOBAL MGMT INC | COM | 03769M106 | — | 7,665 shares | $889,626 |
| AERCAP HOLDINGS NV | SHS | N00985106 | — | 6,197 shares | $889,422 |
| VIA TRANSN INC | COM CL A | 92556W104 | — | 29,346 shares | $887,717 |
| VANGUARD WELLINGTON FD | SHORT TRM TAX EX | 921935870 | — | 8,932 shares | $880,705 |
| NVENT ELEC PLC | SHS | G6700G107 | — | 5,464 shares | $876,228 |
| VICI PPTYS INC | COM | 925652109 | — | 37,861 shares | $869,660 |
| ISHARES TR | 3 7 YR TREAS BD | 464288661 | — | 7,632 shares | $865,794 |
| BEL FUSE INC | CL B | 077347300 | — | 3,525 shares | $860,523 |
| SPDR INDEX SHS FDS | ST STR NAT ETF | 78463X541 | — | 11,574 shares | $856,109 |
| BARINGS BDC INC | COM | 06759L103 | — | 98,833 shares | $851,940 |
| JEFFERIES FINANCIAL GROUP IN | COM | 47233W109 | — | 18,610 shares | $851,035 |
| AMERICOLD REALTY TRUST INC | COM | 03064D108 | — | 60,791 shares | $849,858 |
| MOBILITY GLOBAL INC | COM SHS | 60744M106 | — | 49,043 shares | $841,084 |
| JOHN HANCOCK EXCHANGE TRADED | MULTIFACTOR MI | 47804J206 | — | 11,733 shares | $838,902 |
| ANTERO RESOURCES CORP | COM | 03674X106 | — | 24,991 shares | $834,444 |
| ASTRANA HEALTH INC | COM NEW | 03763A207 | — | 23,394 shares | $832,125 |
| BIODESIX INC | COM | 09075X207 | — | 27,798 shares | $829,214 |
| DIAGEO PLC | SPON ADR NEW | 25243Q205 | — | 9,676 shares | $828,245 |
| ERIE INDTY CO | CL A | 29530P102 | — | 3,779 shares | $828,227 |
| GOLDMAN SACHS ETF TR | ACCES TREASURY | 381430529 | — | 8,272 shares | $828,094 |
| FIRST TR EXCHANGE TRADED FD | NASD TECH DIV | 33738R118 | — | 7,321 shares | $825,995 |
| MP MATERIALS CORP | COM CL A | 553368101 | — | 17,341 shares | $820,056 |
| NEXTNAV INC | COMMON STOCK | 65345N106 | — | 57,000 shares | $819,660 |
| MASTERCARD INCORPORATED | CL A | 57636Q104 | — | 1,482 shares | $817,279 |
| MANULIFE FINL CORP | COM | 56501R106 | — | 19,182 shares | $816,976 |
| FAIR ISAAC CORP | COM | 303250104 | — | 1,378 shares | $816,424 |
| CHARLES RIV LABS INTL INC | COM | 159864107 | — | 2,767 shares | $816,293 |
| GENUINE PARTS CO | COM | 372460105 | — | 6,474 shares | $813,981 |
| GITLAB INC | CLASS A COM | 37637K108 | — | 17,219 shares | $813,592 |
| LOEWS CORP | COM | 540424108 | — | 7,779 shares | $812,360 |
| APPLIED MATLS INC | COM | 038222105 | — | 1,587 shares | $811,560 |
| API GROUP CORP | COM STK | 00187Y100 | — | 20,896 shares | $806,566 |
| FIRST TR EXCHANGE-TRADED FD | NO AMER ENERGY | 33738D101 | — | 19,612 shares | $803,909 |
| SILVERCORP METALS INC | COM | 82835P103 | — | 75,000 shares | $800,250 |
| FLEXSHARES TR | NRTRN TR QLT DIV | 33939L860 | — | 8,861 shares | $799,631 |
| BERKLEY W R CORP | COM | 084423102 | — | 11,733 shares | $792,425 |
| UNITED THERAPEUTICS CORP DEL | COM | 91307C102 | — | 1,461 shares | $791,701 |
| SCHEIN HENRY INC | COM | 806407102 | — | 9,331 shares | $783,524 |
| KRYSTAL BIOTECH INC | COM | 501147102 | — | 2,356 shares | $783,511 |
| INTERACTIVE BROKERS GROUP IN | COM CL A | 45841N107 | — | 9,154 shares | $781,975 |
| SPDR SERIES TRUST | ST STR NYSE TECH | 78464A102 | — | 2,041 shares | $780,028 |
| BILLIONTOONE INC | CL A | 090168105 | — | 7,298 shares | $776,799 |
| TALEN ENERGY CORP | COM | 87422Q109 | — | 2,482 shares | $776,097 |
| PUBLIC STORAGE | COM | 74460D109 | — | 2,741 shares | $775,170 |
| LANDBRIDGE COMPANY LLC | CL A | 514952100 | — | 9,525 shares | $773,144 |
| IDEX CORP | COM | 45167R104 | — | 3,391 shares | $773,033 |
| SPDR INDEX SHS FDS | ST STR ACWI ETF | 78463X848 | — | 19,120 shares | $772,628 |
| CORCEPT THERAPEUTICS INC | COM | 218352102 | — | 6,686 shares | $770,428 |
| COOPER COS INC | COM | 216648501 | — | 13,567 shares | $766,943 |
| CLOROX CO DEL | COM | 189054109 | — | 9,454 shares | $765,828 |
| CONSTRUCTION PARTNERS INC | COM CL A | 21044C107 | — | 8,370 shares | $753,551 |
| BROOKFIELD ASSET MANAGMT LTD | CL A LMT VTG SHS | 113004105 | — | 16,790 shares | $748,490 |
| BHP BILLITON LIMITED | SPONSORED ADS | 088606108 | — | 8,808 shares | $747,283 |
| REGAL REXNORD CORPORATION | COM | 758750103 | — | 4,807 shares | $745,602 |
| SONY GROUP CORP | SPONSORED ADR | 835699307 | — | 31,266 shares | $735,688 |
| ANTERO MIDSTREAM CORP | COM | 03676B102 | — | 36,204 shares | $729,873 |
| MOSAIC CO | COM | 61945C103 | — | 33,695 shares | $729,490 |
| WESTERN MIDSTREAM PARTNERS L | COM UNIT LP INT | 958669103 | — | 16,423 shares | $728,676 |
| INVESCO DB COMMDY INDX TRCK | UNIT | 46138B103 | — | 22,544 shares | $728,617 |
| ISHARES TR | MBS ETF | 464288588 | — | 8,071 shares | $723,357 |
| SPDR SERIES TRUST | ST STR SP600GRWO | 78464A201 | — | 6,753 shares | $722,419 |
| BOSTON SCIENTIFIC CORP | COM | 101137107 | — | 16,541 shares | $722,034 |
| FLAGSTAR BANK NATIONAL ASSOC | COM NEW | 649445400 | — | 61,845 shares | $721,733 |
| THE CAMPBELLS COMPANY | COM | 134429109 | — | 36,361 shares | $721,039 |
| ISHARES TR | MORNINGSTAR GRWT | 464287119 | — | 6,163 shares | $720,927 |
| FERRARI N V | COM | N3167Y103 | — | 1,825 shares | $716,848 |
| FIRST TR EXCHANGE-TRADED FD | SHS | 336917109 | — | 14,501 shares | $712,126 |
| BAIN CAP SPECIALTY FIN INC | COM STK | 05684B107 | — | 64,468 shares | $711,727 |
| MERCANTILE BK CORP | COM | 587376104 | — | 12,168 shares | $709,638 |
| LIBERTY MEDIA CORP DEL | COM SER C | 531229755 | — | 7,670 shares | $708,708 |
| ARXIS INC | CL A COM | 04339D105 | — | 14,329 shares | $707,709 |
| ICF INTL INC | COM | 44925C103 | — | 8,510 shares | $707,435 |
| FIRST TR EXCH TRADED FD III | PFD SECS INC ETF | 33739E108 | — | 41,275 shares | $703,747 |
| SUN LIFE FINANCIAL INC. | COM | 866796105 | — | 8,998 shares | $701,544 |
| VANECK ETF TRUST | HIGH YLD MUNIETF | 92189H409 | — | 14,596 shares | $701,050 |
| EQUIPMENTSHARE COM INC | COM CL A | 29445S100 | — | 40,345 shares | $700,793 |
| SPDR SERIES TRUST | ST STR SP METAL | 78464A755 | — | 6,761 shares | $700,203 |
| ISHARES INC | CUR HD MSCI EM | 46434G509 | — | 16,486 shares | $696,369 |
| ITURAN LOCATION AND CONTROL | SHS | M6158M104 | — | 13,530 shares | $693,019 |
| MOOG INC | CL A | 615394202 | — | 1,813 shares | $691,626 |
| UNITY SOFTWARE INC | COM | 91332U101 | — | 16,822 shares | $688,524 |
| SOUTHERN COPPER CORP | COM | 84265V105 | — | 3,395 shares | $687,985 |
| ALNYLAM PHARMACEUTICALS INC | COM | 02043Q107 | — | 2,773 shares | $684,279 |
| LENNOX INTL INC | COM | 526107107 | — | 1,916 shares | $680,218 |
| ONCE UPON A FARM PBC | COM | 68237F108 | — | 42,839 shares | $674,714 |
| MURPHY USA INC | COM | 626755102 | — | 1,338 shares | $674,608 |
| GRAIL INC | COM | 384747101 | — | 4,814 shares | $674,538 |
| ALIGN TECHNOLOGY INC | COM | 016255101 | — | 4,638 shares | $674,133 |
| J P MORGAN EXCHANGE TRADED F | BETA DEVE EX ETF | 46641Q233 | — | 10,919 shares | $673,718 |