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Latest BLAIR WILLIAM & CO/IL Stock Portfolio

$38.39Billion | No. of Holdings #1969

BLAIR WILLIAM & CO/IL Performance

2026 Q2+9.51%
YTD+3.24%
2025+10.15%

About BLAIR WILLIAM & CO/IL and 13F Hedge Fund Stock Holdings

On 2026-08-11, the fund reported it's updated stock portfolio. In the 13F Holdings report, BLAIR WILLIAM & CO/IL reported an equity portfolio of $38.4 Billions as of 30 Jun, 2026. <br><br> The top stock holdings of BLAIR WILLIAM & CO/IL are AAPL, AMZN, MSFT. The fund has invested 4.3% of it's portfolio in APPLE INC and 3.6% of portfolio in AMAZON COM INC. <br><br> The fund managers got completely rid off EXXON MOBIL CORP (XOM), HONEYWELL INTL INC (HON) and HURON CONSULTING GROUP INC (HURN) stocks. They significantly reduced their stock positions in AMPLIFY ETF TR (AMLX), ISHARES TR (AGT) and GRID DYNAMICS HLDGS INC (GDYN). BLAIR WILLIAM & CO/IL opened new stock positions in HONEYWELL INTL INC (HON), HONEYWELL AEROSPACE INC and DUPONT DE NEMOURS INC (DD). The fund showed a lot of confidence in some stocks as they added substantially to FIDELITY COVINGTON TRUST (FBCG), FLEXSHARES TR (ASET) and PACER FDS TR (AFTY).
BLAIR WILLIAM & CO/IL Equity Portfolio Value
Last Reported on: 11 Aug, 2026
$38.39Billion
  as of Aug 11, 2026

BLAIR WILLIAM & CO/IL Annual Return Estimates Vs S&P 500

Our best estimate is that BLAIR WILLIAM & CO/IL made a return of 9.51% in the last quarter. In trailing 12 months, it's portfolio return was 7.99%.
  • Performance
  • S&P 500

New Buys

Ticker$ Bought
honeywell intl inc101,737,000
honeywell aerospace inc100,386,000
pattern group inc17,723,200
space exploration techn corp10,170,400
cardinal infrastructure grou9,249,780
cerebras systems inc6,405,930
New stocks bought by BLAIR WILLIAM & CO/IL

Additions

Ticker% Inc.
neurocrine biosciences inc1,205
servicetitan inc533
vanguard index fds509
standex intl corp477
carvana co396
vanguard world fd359
twist bioscience corp346
comfort sys usa inc316
Additions to existing portfolio by BLAIR WILLIAM & CO/IL

Reductions

Ticker% Reduced
verisk analytics inc-72.8
ryan specialty holdings inc-69.04
nike inc-63.62
coinbase global inc-53.45
ishares tr-52.34
medline inc-52.13
sba communications corp-50.42
bjs whsl club hldgs inc-49.24
BLAIR WILLIAM & CO/IL reduced stake in above stock

Sold off

None of the stocks were completely sold off by BLAIR WILLIAM & CO/IL

Sector Distribution

BLAIR WILLIAM & CO/IL has about 24.5% of it's holdings in Others sector.

  • Others
  • Technology
  • Industrials
  • Financial Services
  • Healthcare
  • Communication Services
  • Consumer Cyclical
  • Consumer Defensive
  • Basic Materials
  • Energy
Sector%
Others24.5
Technology23.2
Industrials12.2
Financial Services9.8
Healthcare8.8
Communication Services7
Consumer Cyclical6.7
Consumer Defensive3.5
Basic Materials1.4
Energy1.2

Market Cap. Distribution

BLAIR WILLIAM & CO/IL has about 72.3% of it's portfolio invested in the large-cap and mega-cap stocks.

  • MEGA-CAP
  • LARGE-CAP
  • UNALLOCATED
  • MID-CAP
Category%
MEGA-CAP40.3
LARGE-CAP32
UNALLOCATED24.5
MID-CAP2.7

Stocks belong to which Index?

About 66.7% of the stocks held by BLAIR WILLIAM & CO/IL either belong to S&P 500 or RUSSELL 2000 index.

  • S&P 500
  • Others
  • RUSSELL 2000
Index%
S&P 50063.8
Others33.3
RUSSELL 20002.9
Top 5 Winners (%)%
MXL
maxlinear inc
581.3 %
astera labs inc
309.2 %
sandisk corp
245.9 %
MU
micron technology inc
235.7 %
INTC
intel corp
212.6 %
Top 5 Winners ($)$
MU
micron technology inc
264.6 M
PANW
palo alto networks inc
228.7 M
AAPL
apple inc
207.4 M
ge vernova inc
199.9 M
GOOG
alphabet inc
199.1 M
Top 5 Losers (%)%
PPLT
abrdn platinum etf trust
-86.9 %
OPFI
oppfi inc
-76.9 %
VAW
vanguard world fd
-75.2 %
AMPS
ishares tr
-70.4 %
VB
vanguard index fds
-70.3 %
Top 5 Losers ($)$
VB
vanguard index fds
-311.6 M
IJR
ishares tr
-187.3 M
VB
vanguard index fds
-71.5 M
ICE
intercontinental exchange in
-49.2 M
VAW
vanguard world fd
-45.3 M

BLAIR WILLIAM & CO/IL Holdings Map

This heatmap illustrates the top 50 positions within the fund's portfolio.

Current Stock Holdings of BLAIR WILLIAM & CO/IL

BLAIR WILLIAM & CO/IL has 1969 stocks in it's portfolio. About 26.3% of the portfolio is in top 10 stocks. VB proved to be the most loss making stock for the portfolio. MU was the most profitable stock for BLAIR WILLIAM & CO/IL last quarter.

$36.86BTotal Value
500Positions
11 Aug, 2026Last Reported
Current holdings of Current Stock Holdings of BLAIR WILLIAM & CO/IL, last reported on 11 Aug, 2026. Select a row with a linked ticker to view its historical trend.
ExpandHoldingsorted ascending% PortfolioShares Held$ Value% Change
AAXJ
Ishares Tr

Ishares Tr

AAXJ
BLAIR WILLIAM & CO/IL's holding in Ishares Tr over time
0.09%471,227
$35.87M
0.09%
decreased 10.69 percentreduced
AAXJ
Ishares Tr

Ishares Tr

AAXJ
BLAIR WILLIAM & CO/IL's holding in Ishares Tr over time
0.04%216,505
$16.57M
0.04%
increased 1.35 percentadded
AAXJ
Ishares Tr

Ishares Tr

AAXJ
BLAIR WILLIAM & CO/IL's holding in Ishares Tr over time
0.03%79,949
$9.95M
0.03%
increased 0.07 percentadded
AAXJ
Ishares Tr

Ishares Tr

AAXJ
BLAIR WILLIAM & CO/IL's holding in Ishares Tr over time
0.02%27,875
$6.76M
0.02%
decreased 3.75 percentreduced
ACES
Alps Etf Tr

Alps Etf Tr

ACES
BLAIR WILLIAM & CO/IL's holding in Alps Etf Tr over time
0.07%532,049
$27.59M
0.07%
decreased 0.53 percentreduced
ACWF
Ishares Tr

Ishares Tr

ACWF
BLAIR WILLIAM & CO/IL's holding in Ishares Tr over time
0.02%190,399
$8.93M
0.02%
decreased 10.06 percentreduced
ACWF
Ishares Tr

Ishares Tr

ACWF
BLAIR WILLIAM & CO/IL's holding in Ishares Tr over time
0.02%106,210
$8.05M
0.02%
increased 15.16 percentadded
AFK
Vaneck Etf Trust

Vaneck Etf Trust

AFK
BLAIR WILLIAM & CO/IL's holding in Vaneck Etf Trust over time
0.06%320,783
$24.20M
0.06%
decreased 0.1 percentreduced
AFK
Vaneck Etf Trust

Vaneck Etf Trust

AFK
BLAIR WILLIAM & CO/IL's holding in Vaneck Etf Trust over time
0.04%25,583
$16.78M
0.04%
increased 11.6 percentadded