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BLAIR WILLIAM & CO/IL

Q2 2026 13F filing

Updated 30 days ago

2,054 disclosed positions worth $38.4B

Portfolio value
$38.4B
Total holdings
2,054
New positions
0
Closed positions
0
Increased
0
Decreased
0
Turnover
Filed
2026-08-11

Full holdings

Every line item disclosed in Q2 2026

A

APPLE INC

Value
$1.7B
Shares
5.72M
% Port
4.31%
A

AMAZON COM INC

Value
$1.4B
Shares
5.87M
% Port
3.64%
M

MICROSOFT CORP

Value
$1.3B
Shares
3.44M
% Port
3.34%
N

NVIDIA CORPORATION

Value
$1.1B
Shares
5.36M
% Port
2.79%
G

ALPHABET INC

Value
$1B
Shares
2.95M
% Port
2.72%
G

ALPHABET INC

Value
$856.8M
Shares
2.40M
% Port
2.23%
G
7.GEV

GE VERNOVA INC

Value
$775M
Shares
659.7K
% Port
2.02%
J

JPMORGAN CHASE & CO

Value
$743.2M
Shares
2.27M
% Port
1.94%
S
9.SPY

STATE STR SPDR S&P 500 ETF T

Value
$633.3M
Shares
848.0K
% Port
1.65%
V
10.V

VISA INC

Value
$631.8M
Shares
1.84M
% Port
1.65%
C
11.COST

COSTCO WHOLESALE CORPORATION

Value
$490.3M
Shares
524.1K
% Port
1.28%
I
12.IDXX

IDEXX LABS INC

Value
$483.2M
Shares
917.9K
% Port
1.26%
A
13.APH

AMPHENOL CORP

Value
$441.1M
Shares
2.50M
% Port
1.15%
M
14.MA

MASTERCARD INCORPORATED

Value
$431.6M
Shares
840.4K
% Port
1.12%
I
15.IVZ

INVESCO EXCHANGE TRADED FD T

Value
$421.8M
Shares
1.98M
% Port
1.10%
P
16.PANW

PALO ALTO NETWORKS INC

Value
$418.3M
Shares
1.23M
% Port
1.09%
L
17.LLY

ELI LILLY & CO

Value
$416.3M
Shares
347.1K
% Port
1.08%
M
18.META

META PLATFORMS INC

Value
$376.8M
Shares
669.0K
% Port
0.98%
V
19.VGES

VANGUARD INTL EQUITY INDEX F

Value
$375.1M
Shares
4.48M
% Port
0.98%
M
20.MU

MICRON TECHNOLOGY INC

Value
$364.6M
Shares
315.9K
% Port
0.95%
E
21.ETHA

ISHARES TR

Value
$363M
Shares
484.7K
% Port
0.95%
F
22.FAST

FASTENAL CO

Value
$355.8M
Shares
7.41M
% Port
0.93%
A
23.AVGO

BROADCOM INC

Value
$349.6M
Shares
925.6K
% Port
0.91%
A
24.ABBV

ABBVIE INC

Value
$324.1M
Shares
1.29M
% Port
0.84%
V
25.VGES

VANGUARD TAX-MANAGED FDS

Value
$305.7M
Shares
4.29M
% Port
0.80%
B
26.BWXT

BWX TECHNOLOGIES INC

Value
$303M
Shares
1.56M
% Port
0.79%
V
27.VGES

VANGUARD INDEX FDS

Value
$288M
Shares
419.4K
% Port
0.75%
A
28.ANET

ARISTA NETWORKS INC

Value
$272.6M
Shares
1.60M
% Port
0.71%
V
29.VGES

VANGUARD INDEX FDS

Value
$268.6M
Shares
1.23M
% Port
0.70%
Q
30.QQQ

INVESCO QQQ TR

Value
$264.5M
Shares
359.2K
% Port
0.69%
W
31.WMT

WALMART INC

Value
$257.2M
Shares
2.27M
% Port
0.67%
H
32.HD

HOME DEPOT INC

Value
$246M
Shares
697.6K
% Port
0.64%
J
33.JNJ

JOHNSON & JOHNSON

Value
$242.9M
Shares
956.3K
% Port
0.63%
B

BERKSHIRE HATHAWAY INC DEL

Value
$242M
Shares
483.6K
% Port
0.63%
E

EVERPURE INC

Value
$240.2M
Shares
3.05M
% Port
0.63%
E
36.ECL

ECOLAB INC

Value
$238M
Shares
854.3K
% Port
0.62%
W

WATSCO INC

Value
$235M
Shares
564.0K
% Port
0.61%
A
38.AXP

AMERICAN EXPRESS CO

Value
$230.1M
Shares
680.3K
% Port
0.60%
P
39.PGR

PROGRESSIVE CORP

Value
$225.9M
Shares
1.03M
% Port
0.59%
N
40.NOW

SERVICENOW INC

Value
$222.1M
Shares
2.24M
% Port
0.58%
T
41.TDG

TRANSDIGM GROUP INC

Value
$219.7M
Shares
165.0K
% Port
0.57%
S
42.SYK

STRYKER CORPORATION

Value
$215.5M
Shares
684.4K
% Port
0.56%
E
43.ETHA

ISHARES TR

Value
$210.6M
Shares
701.1K
% Port
0.55%
C
44.CRWD

CROWDSTRIKE HLDGS INC

Value
$207.4M
Shares
271.7K
% Port
0.54%
U
45.UBER

UBER TECHNOLOGIES INC

Value
$201.7M
Shares
2.79M
% Port
0.53%
V
46.VGES

VANGUARD INDEX FDS

Value
$195.6M
Shares
528.5K
% Port
0.51%
A
47.AAON

AAON INC

Value
$194.5M
Shares
1.53M
% Port
0.51%
B

BOEING CO

Value
$190.1M
Shares
878.4K
% Port
0.50%
D
49.DHR

DANAHER CORP DEL

Value
$185M
Shares
971.1K
% Port
0.48%
C
50.CTAS

CINTAS CORP

Value
$180.9M
Shares
1.06M
% Port
0.47%