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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) |
|---|---|---|---|---|---|
| FIRST TR EXCHANGE-TRADED FD | ENERGY ALPHADX | 33734X127 | — | 745 shares | $16,278 |
| SPDR INDEX SHS FDS | ST STR SP GLBDIV | 78463X459 | — | 200 shares | $16,268 |
| GOLDMAN SACHS ETF TR | DYNA CAL MUN ETF | 38149W564 | — | 331 shares | $16,054 |
| INVESCO EXCHANGE TRADED FD T | ZACKS MID CAP | 46137Y401 | — | 135 shares | $15,951 |
| ISHARES TR | GLOB UTILITS ETF | 464288711 | — | 206 shares | $15,860 |
| GLOBAL X FDS | GLB X GURU INDEX | 37950E341 | — | 234 shares | $15,845 |
| VANECK ETF TRUST | FALLEN ANGEL HG | 92189F437 | — | 566 shares | $15,732 |
| WISDOMTREE TR | US VALUE FD | 97717W547 | — | 144 shares | $14,751 |
| FIRST TR EXCHANGE-TRADED FD | SSI STRG ETF | 33739Q507 | — | 295 shares | $14,461 |
| SPDR SERIES TRUST | ST POR TREAS ETF | 78468R457 | — | 501 shares | $14,444 |
| GLOBAL X FDS | GLOBX SUPDV US | 37950E291 | — | 750 shares | $14,115 |
| ISHARES TR | MSCI USA SMCP MN | 46435G433 | — | 317 shares | $14,102 |
| MAXCYTE INC | COM | 57777K106 | — | 12,500 shares | $14,000 |
| ALBEMARLE CORP | 7.25% DEP SHS A | 012653200 | — | 300 shares | $13,692 |
| LIBERTY MEDIA CORP DEL | COM SER A | 531229771 | — | 158 shares | $13,372 |
| WISDOMTREE TR | TRUE DEV INTL FD | 97717W794 | — | 179 shares | $13,301 |
| ISHARES TR | HDG MSCI JAPAN | 46434V886 | — | 200 shares | $13,054 |
| ISHARES INC | MSCI SWEDEN ETF | 464286756 | — | 250 shares | $12,498 |
| FIRST TR EXCHANGE-TRADED FD | SENIOR LN FD | 33738D309 | — | 271 shares | $12,086 |
| ISHARES TR | CORE MSCI PAC | 46434V696 | — | 142 shares | $12,086 |
| VANECK ETF TRUST | VANECK VIETNAM | 92189F817 | — | 700 shares | $11,865 |
| EXCHANGE TRADED CONCEPTS TRU | EMQQ EME MAR ETF | 301505889 | — | 384 shares | $11,827 |
| OCCIDENTAL PETE CORP | *W EXP 08/03/202 | 674599162 | — | 333 shares | $11,072 |
| SPDR INDEX SHS FDS | ST DOW INTL ETF | 78463X863 | — | 434 shares | $11,011 |
| PETROLEO BRASILEIRO S A | SP ADR NON VTG | 71654V101 | — | 573 shares | $10,866 |
| FIDELITY COVINGTON TRUST | MSCI CONSM DIS | 316092204 | — | 112 shares | $10,608 |
| ISHARES TR | MSCI SAUDI ARBIA | 46434V423 | — | 292 shares | $10,600 |
| VISHAY INTERTECHNOLOGY INC | NOTE 2.250% 9/1 | 928298AR9 | — | 8,000 principal | $10,472 |
| VANECK ETF TRUST | VANECK SHRT MUNI | 92189F528 | — | 609 shares | $10,304 |
| ISHARES TR | GBL COMM SVC ETF | 464287275 | — | 85 shares | $10,053 |
| ISHARES INC | MSCI NETHERL ETF | 464286814 | — | 148 shares | $10,027 |
| SPDR SERIES TRUST | ST STR SP HCSVC | 78464A573 | — | 75 shares | $9,922 |
| SPDR SERIES TRUST | ST STR SP TRANS | 78464A532 | — | 100 shares | $9,792 |
| FIRST TR EXCHANGE-TRADED FD | UT COM SHS ETF | 33736Q104 | — | 150 shares | $9,631 |
| ISHARES TR | ASIA 50 ETF | 464288430 | — | 66 shares | $9,383 |
| SPDR SERIES TRUST | ST LONG BD ETF | 78464A367 | — | 438 shares | $8,925 |
| ONCOLYTICS BIOTECH INC | COM NEW | 68237V103 | — | 13,201 shares | $8,821 |
| PACER FDS TR | DATA AND INFRAST | 69374H741 | — | 310 shares | $8,770 |
| NEXTERA ENERGY INC | UNIT 11/01/2027 | 65339F119 | — | 190 shares | $8,599 |
| INVESCO EXCH TRADED FD TR II | KBW PPTY CASUT | 46138E586 | — | 70 shares | $8,588 |
| INVESCO EXCH TRADED FD TR II | MSCI GBL TIMBR | 46138E545 | — | 300 shares | $8,421 |
| ISHARES INC | EM MKT SM-CP ETF | 464286475 | — | 110 shares | $8,279 |
| INVESCO EXCH TRADED FD TR II | RAFI DVLPD MRKTS | 46138E735 | — | 176 shares | $8,093 |
| WISDOMTREE TR | EM LCL DEBT FD | 97717X867 | — | 288 shares | $8,040 |
| ISHARES TR | US OIL EQ&SV ETF | 464288844 | — | 300 shares | $7,956 |
| SPDR INDEX SHS FDS | ST STR EUROP ETF | 78463X103 | — | 146 shares | $7,867 |
| FIDELITY COVINGTON TRUST | MSCI COMMNTN SVC | 316092873 | — | 109 shares | $7,849 |
| AKAMAI TECHNOLOGIES INC | NOTE 1.125% 2/1 | 00971TAN1 | — | 7,000 principal | $7,718 |
| PACER FDS TR | TRENDP US LAR CP | 69374H105 | — | 120 shares | $7,141 |
| WISDOMTREE TR | EUROPE SMCP DV | 97717W869 | — | 95 shares | $7,073 |
| ISHARES TR | 10+ YR INVST GRD | 464289511 | — | 153 shares | $6,971 |
| FIDELITY COVINGTON TRUST | CONSMR STAPLES | 316092303 | — | 134 shares | $6,813 |
| TELADOC HEALTH INC | COM | 87918A105 | — | 1,164 shares | $6,751 |
| ISHARES TR | DEVSMCP EXNA ETF | 464288497 | — | 94 shares | $6,597 |
| FIRST TR EXCHANGE TRADED FD | INDXX INOVTV ETF | 33741X201 | — | 100 shares | $6,516 |
| BARCLAYS BANK PLC | IPATH S&P 500 SH | 06748M196 | — | 368 shares | $6,480 |
| SPDR SERIES TRUST | ST STR SP CAPMKT | 78464A771 | — | 42 shares | $6,474 |
| GLOBAL PMTS INC | NOTE 1.500% 3/0 | 37940XAU6 | — | 7,000 principal | $6,216 |
| HERTZ GLOBAL HLDGS INC | *W EXP 06/30/205 | 42806J148 | — | 6,795 shares | $5,912 |
| FIRST TR EXCHANGE-TRADED FD | CONSUMR STAPLE | 33734X119 | — | 100 shares | $5,782 |
| ENVISTA HOLDINGS CORPORATION | NOTE 1.750% 8/1 | 29415FAD6 | — | 6,000 principal | $5,748 |
| MERITAGE HOMES CORP | NOTE 1.750% 5/1 | 59001ABF8 | — | 6,000 principal | $5,739 |
| GLOBAL X FDS | GLB X MLP ENRG I | 37954Y293 | — | 80 shares | $5,586 |
| ISHARES TR | MSCI CHINA ETF | 46429B671 | — | 107 shares | $5,575 |
| SPDR INDEX SHS FDS | ST STR SP N AM | 78463X152 | — | 61 shares | $5,069 |
| SOUTHERN CO | NOTE 4.500% 6/1 | 842587DZ7 | — | 5,000 principal | $5,050 |
| CMS ENERGY CORP | NOTE 3.375% 5/0 | 125896BX7 | — | 5,000 principal | $5,035 |
| INVESCO EXCHANGE TRADED FD T | S&P500 EQL STP | 46137V373 | — | 175 shares | $5,023 |
| DBX ETF TR | XTRACK MSCI JAPN | 233051507 | — | 43 shares | $5,014 |
| ALLIANT ENERGY CORP | NOTE 3.250% 5/3 | 018802AE8 | — | 5,000 principal | $4,982 |
| ISHARES TR | MSCI DENMARK ETF | 46429B523 | — | 43 shares | $4,698 |
| PARSONS CORP DEL | NOTE 2.625% 3/0 | 70202LAD4 | — | 5,000 principal | $4,692 |
| DBX ETF TR | XTRACK HRVST CSI | 233051879 | — | 143 shares | $4,672 |
| FRANKLIN TEMPLETON ETF TR | US CORE BOND ETF | 35473P553 | — | 224 shares | $4,579 |
| UBER TECHNOLOGIES INC | NOTE 0.875%12/0 | 90353TAM2 | — | 4,000 principal | $4,573 |
| WEC ENERGY GROUP INC | NOTE 4.375% 6/0 | 92939UAR7 | — | 4,000 principal | $4,426 |
| INVESCO EXCHANGE TRADED FD T | DORSEY WRGT INDS | 46137V845 | — | 22 shares | $4,352 |
| ISHARES INC | MSCI FRANCE ETF | 464286707 | — | 101 shares | $4,303 |
| VANECK ETF TRUST | ENERGY INCME ET | 92189H870 | — | 38 shares | $4,268 |
| AMPLIFY ETF TR | AI POWE EQUI ETF | 032108565 | — | 82 shares | $4,028 |
| ISHARES INC | MSCI ITALY ETF | 46434G830 | — | 68 shares | $3,993 |
| INVESCO EXCHANGE TRADED FD T | DORSEY WRGT CSMR | 46137V886 | — | 37 shares | $3,935 |
| ISHARES TR | CUR HD EURZN ETF | 46434V639 | — | 79 shares | $3,827 |
| FIRST TR EXCHANGE-TRADED FD | UTILITIES ALPH | 33734X184 | — | 87 shares | $3,821 |
| BLOCK INC | NOTE 0.250%11/0 | 852234AK9 | — | 4,000 principal | $3,790 |
| DEXCOM INC | NOTE 0.375% 5/1 | 252131AM9 | — | 4,000 principal | $3,782 |
| BROWN FORMAN CORP | CL A | 115637100 | — | 139 shares | $3,729 |
| ISHARES TR | MSCI IRELAND ETF | 46429B507 | — | 43 shares | $3,525 |
| U HAUL HOLDING COMPANY | COM | 023586100 | — | 54 shares | $3,249 |
| EA SERIES TRUST | STRI US ENER ETF | 02072L722 | — | 80 shares | $3,203 |
| ISHARES INC | MSCI SPAIN ETF | 464286764 | — | 54 shares | $3,197 |
| PINNACLE WEST CAP CORP | NOTE 4.750% 6/1 | 723484AK7 | — | 3,000 principal | $3,182 |
| GLOBAL X FDS | MSCI NORWAY ETF | 37950E101 | — | 87 shares | $3,076 |
| ISHARES TR | U.S. INSRNCE ETF | 464288786 | — | 22 shares | $3,034 |
| J P MORGAN EXCHANGE TRADED F | BETBULD MSCI | 46641Q738 | — | 30 shares | $2,990 |
| GLOBAL X FDS | INTERNET OF THNG | 37954Y780 | — | 60 shares | $2,930 |
| BIOMARIN PHARMACEUTICAL INC | NOTE 1.250% 5/1 | 09061GAK7 | — | 3,000 principal | $2,925 |
| INVESCO EXCHANGE TRADED FD T | DORSEY WRGT CSMR | 46137V803 | — | 31 shares | $2,888 |
| PROSHARES TR | ULTRAPRO SHORT | 74350P675 | — | 80 shares | $2,753 |
| SCHWAB STRATEGIC TR | MORTGAGE BACKED | 808524615 | — | 114 shares | $2,736 |