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William Blair & Company

William Blair & Company Portfolio holdings

AUM $38.4B
1-Year Est. Return 25.71%
This Fund
S&P 500
This Quarter Est. Return
-3.85%
1 Year Est. Return
+25.71%
3 Year Est. Return
+88.7%
5 Year Est. Return
+104.53%
10 Year Est. Return
+665.86%
AUM
$26.1B
AUM Growth
-$1.22B
Cap. Flow
+$114M
Cap. Flow %
0.44%
Top 10 Hldgs %
23.71%
Holding
1,877
New
67
Increased
674
Reduced
719
Closed
85

Top Buys

Rank Stock Value
1
KVUE icon
Kenvue
KVUE
+$32.2M
2
LZ icon
LegalZoom.com
LZ
+$26.6M
3
CRWD icon
CrowdStrike
CRWD
+$24M
4
CSGP icon
CoStar Group
CSGP
+$20.8M
5
GNRC icon
Generac Holdings
GNRC
+$18.3M

Top Sells

Rank Stock Value
1
AAPL icon
Apple
AAPL
+$37.6M
2
PODD icon
Insulet
PODD
+$37.3M
3
NVDA icon
NVIDIA
NVDA
+$24.8M
4
ATVI
Activision Blizzard
ATVI
+$20.6M
5
SBUX icon
Starbucks
SBUX
+$17.8M

Sector Composition

Rank Sector Weight
1 Technology 25.36%
2 Healthcare 17.61%
3 Financials 12.07%
4 Industrials 11.66%
5 Consumer Discretionary 8.39%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow
DE icon
51
Deere & Co
DE
$167B
$125M 0.48%
330,219
-4,193
-1% -$1.73M
BRK.B icon
52
Berkshire Hathaway Class B
BRK.B
$1.09T
$125M 0.48%
355,627
+3,699
+1% +$1.31M
CVX icon
53
Chevron
CVX
$386B
$120M 0.46%
713,634
+45,801
+7% +$7.4M
UBER icon
54
Uber
UBER
$154B
$120M 0.46%
2,604,920
+148,871
+6% +$6.8M
BX icon
55
Blackstone
BX
$110B
$116M 0.44%
1,080,917
+8,608
+0.8% +$896K
ROK icon
56
Rockwell Automation
ROK
$50.1B
$112M 0.43%
392,344
+20,308
+5% +$6.28M
LULU icon
57
lululemon athletica
LULU
$13.7B
$112M 0.43%
290,658
+5,403
+2% +$2.06M
AMT icon
58
American Tower
AMT
$79.4B
$111M 0.43%
677,146
-59,740
-8% -$10.9M
ISRG icon
59
Intuitive Surgical
ISRG
$142B
$110M 0.42%
377,371
+11,400
+3% +$3.56M
VIG icon
60
Vanguard Dividend Appreciation ETF
VIG
$115B
$110M 0.42%
705,919
+38,002
+6% +$6.16M
AME icon
61
Ametek
AME
$59.3B
$108M 0.41%
730,819
-7,398
-1% -$1.16M
KO icon
62
Coca-Cola
KO
$373B
$108M 0.41%
1,927,873
-174,292
-8% -$10.5M
UNP icon
63
Union Pacific
UNP
$175B
$107M 0.41%
525,232
-11,919
-2% -$2.6M
AXP icon
64
American Express
AXP
$232B
$106M 0.41%
710,686
+10,130
+1% +$1.66M
IRTC icon
65
iRhythm Holdings
IRTC
$4.13B
$105M 0.4%
1,111,417
+68,983
+7% +$7.01M
ITW icon
66
Illinois Tool Works
ITW
$83.3B
$101M 0.39%
438,197
-16,666
-4% -$4.07M
LIN icon
67
Linde
LIN
$221B
$98.9M 0.38%
265,517
+14,782
+6% +$5.63M
VRSK icon
68
Verisk Analytics
VRSK
$23.5B
$95.4M 0.37%
403,674
-7,968
-2% -$1.88M
VEU icon
69
Vanguard FTSE All-World ex-US ETF
VEU
$70.5B
$94.8M 0.36%
1,826,906
+65,525
+4% +$3.55M
VTV icon
70
Vanguard Morningstar Value ETF
VTV
$193B
$90.7M 0.35%
657,351
-13,418
-2% -$1.92M
MCD icon
71
McDonald's
MCD
$195B
$89.6M 0.34%
340,295
+1,699
+0.5% +$485K
CMG icon
72
Chipotle Mexican Grill
CMG
$41.3B
$88.7M 0.34%
2,422,400
+159,100
+7% +$6.2M
PEP icon
73
PepsiCo
PEP
$189B
$88M 0.34%
519,172
+1,064
+0.2% +$193K
MDB icon
74
MongoDB
MDB
$35.2B
$86.5M 0.33%
250,086
-10,391
-4% -$3.94M
P
75
Everpure Inc
P
$37B
$84.7M 0.32%
2,378,509
+45,925
+2% +$1.7M
1 2
3
4 5

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William Blair & Company's Q3 2023 Portfolio in Review

As of Q3 2023, William Blair & Company held 1,877 positions worth $26.1B, down 4.5% from $27.3B the previous quarter. Its ten largest holdings account for 24% of the portfolio.

William Blair & Company's Q3 2023 filing shows 67 new, 674 increased, 719 reduced and 85 closed positions. Its largest new stake was Kenvue: 1,391,743 shares worth $27.9M. The largest sale was Apple, an estimated $37.6M.

By sector, the portfolio is most concentrated in Technology at 25% of assets, down from 26% a quarter earlier, followed by Healthcare and Financials.

  • William Blair & Company's largest Q3 2023 buy was Kenvue: 1,391,743 shares worth $27.9M.
  • William Blair & Company added most to LegalZoom.com in Q3 2023, an estimated $26.6M increase.
  • William Blair & Company's biggest Q3 2023 reduction was Apple, cutting an estimated $37.6M.
  • William Blair & Company fully exited Activision Blizzard in Q3 2023, selling an estimated $20.6M.
  • William Blair & Company's ten largest holdings make up 24% of its $26.1B portfolio in Q3 2023.
  • William Blair & Company opened 67 new positions and closed 85 in Q3 2023.
  • William Blair & Company's portfolio value fell 4.5% quarter-over-quarter to $26.1B.

Based on William Blair & Company's 13F filing for Q3 2023, filed 9 Nov 2023.