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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
+1.74%
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
$32.4B
AUM Growth
+$583M
Cap. Flow
+$654M
Cap. Flow %
2.02%
Top 10 Hldgs %
24.5%
Holding
1,893
New
89
Increased
716
Reduced
748
Closed
71

Top Buys

Rank Stock Value
1
AAPL icon
Apple
AAPL
+$57.9M
2
UBER icon
Uber
UBER
+$55.4M
3
MSFT icon
Microsoft
MSFT
+$52.4M
4
XOM icon
ExxonMobil
XOM
+$44.2M
5
AAON icon
Aaon
AAON
+$42M

Top Sells

Rank Stock Value
1
PWSC
PowerSchool Holdings, Inc.
PWSC
+$70.4M
2
WDAY icon
Workday
WDAY
+$67.8M
3
PXD
Pioneer Natural Resource Co.
PXD
+$40M
4
DXCM icon
DexCom
DXCM
+$29.5M
5
SBUX icon
Starbucks
SBUX
+$29.4M

Sector Composition

Rank Sector Weight
1 Technology 27.24%
2 Healthcare 15.67%
3 Financials 12.01%
4 Industrials 11.46%
5 Consumer Discretionary 8.16%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow
CVX icon
76
Chevron
CVX
$386B
$104M 0.32%
665,112
+12,732
+2% +$2.03M
CRWD icon
77
CrowdStrike
CRWD
$227B
$104M 0.32%
1,084,028
+134,416
+14% +$11.2M
IUSV icon
78
iShares Core S&P US Value ETF
IUSV
$27.8B
$103M 0.32%
1,171,005
+3,637
+0.3% +$321K
GD icon
79
General Dynamics
GD
$106B
$101M 0.31%
348,825
+26,977
+8% +$7.9M
ITW icon
80
Illinois Tool Works
ITW
$82.8B
$101M 0.31%
425,505
-10,045
-2% -$2.48M
PEP icon
81
PepsiCo
PEP
$187B
$98.8M 0.3%
599,006
+96,201
+19% +$16.6M
ROL icon
82
Rollins
ROL
$17.5B
$95.7M 0.3%
1,962,011
-81,003
-4% -$3.74M
MCHP icon
83
Microchip Technology
MCHP
$43.9B
$95.1M 0.29%
1,039,336
-19,962
-2% -$1.83M
NFLX icon
84
Netflix
NFLX
$307B
$94.6M 0.29%
1,401,480
+3,240
+0.2% +$202K
MCD icon
85
McDonald's
MCD
$193B
$91.7M 0.28%
359,917
+7,871
+2% +$2.09M
IWM icon
86
iShares Russell 2000 ETF
IWM
$81.9B
$90.8M 0.28%
447,405
+12,066
+3% +$2.44M
IRTC icon
87
iRhythm Holdings
IRTC
$4.01B
$86M 0.27%
799,080
-33,854
-4% -$3.46M
TREX icon
88
Trex
TREX
$4.97B
$84.8M 0.26%
1,144,126
+6,901
+0.6% +$604K
SPGI icon
89
S&P Global
SPGI
$120B
$84.8M 0.26%
190,083
+1,148
+0.6% +$493K
MSI icon
90
Motorola Solutions
MSI
$77.1B
$84M 0.26%
217,608
-2,880
-1% -$1.04M
TMO icon
91
Thermo Fisher Scientific
TMO
$221B
$82.4M 0.25%
148,974
-3,298
-2% -$1.89M
IBM icon
92
IBM
IBM
$220B
$81.9M 0.25%
473,267
+76,516
+19% +$13.3M
MDB icon
93
MongoDB
MDB
$35.4B
$78.9M 0.24%
315,830
+44,608
+16% +$14.1M
LULU icon
94
lululemon athletica
LULU
$13.8B
$78.8M 0.24%
263,939
-14,929
-5% -$4.99M
BAH icon
95
Booz Allen Hamilton
BAH
$9.25B
$78.6M 0.24%
510,530
+54,170
+12% +$8.12M
LYV icon
96
Live Nation Entertainment
LYV
$42.9B
$78M 0.24%
831,714
-55,667
-6% -$5.26M
ORLY icon
97
O'Reilly Automotive
ORLY
$74.3B
$76.3M 0.24%
1,083,420
-1,830
-0.2% -$127K
ANET icon
98
Arista Networks
ANET
$261B
$75.7M 0.23%
864,168
+31,688
+4% +$2.36M
ORCL icon
99
Oracle
ORCL
$430B
$74.6M 0.23%
528,640
+270,229
+105% +$33.6M
QCOM icon
100
Qualcomm
QCOM
$170B
$74M 0.23%
371,279
+38,923
+12% +$7.35M
2 3
4
5 6

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William Blair & Company's Q2 2024 Portfolio in Review

As of Q2 2024, William Blair & Company held 1,893 positions worth $32.4B, up 1.8% from $31.8B the previous quarter. Its ten largest holdings account for 24% of the portfolio.

William Blair & Company's Q2 2024 filing shows 89 new, 716 increased, 748 reduced and 71 closed positions. Its largest new stake was Aaon: 515,063 shares worth $44.9M. The largest sale was PowerSchool Holdings, Inc., an estimated $70.4M.

By sector, the portfolio is most concentrated in Technology at 27% of assets, up from 26% a quarter earlier, followed by Healthcare and Financials.

  • William Blair & Company's largest Q2 2024 buy was Aaon: 515,063 shares worth $44.9M.
  • William Blair & Company added most to Apple in Q2 2024, an estimated $57.9M increase.
  • William Blair & Company's biggest Q2 2024 reduction was PowerSchool Holdings, Inc., cutting an estimated $70.4M.
  • William Blair & Company fully exited Pioneer Natural Resource Co. in Q2 2024, selling an estimated $40M.
  • William Blair & Company's ten largest holdings make up 24% of its $32.4B portfolio in Q2 2024.
  • William Blair & Company opened 89 new positions and closed 71 in Q2 2024.
  • William Blair & Company's portfolio value rose 1.8% quarter-over-quarter to $32.4B.

Based on William Blair & Company's 13F filing for Q2 2024, filed 12 Aug 2024.