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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
SUSA icon
626
iShares ESG Optimized MSCI USA ETF
SUSA
$4.17B
$2.65M 0.01%
23,611
+10
+0% +$1.08K
SPYG icon
627
State Street SPDR Portfolio S&P 500 Growth ETF
SPYG
$55.1B
$2.65M 0.01%
33,054
+4,993
+18% +$373K
HYMB icon
628
State Street SPDR Nuveen ICE High Yield Municipal Bond ETF
HYMB
$3.36B
$2.64M 0.01%
103,760
+13,655
+15% +$347K
SRE icon
629
Sempra
SRE
$56.2B
$2.64M 0.01%
34,699
-1,565
-4% -$116K
DAL icon
630
Delta Air Lines
DAL
$59.1B
$2.63M 0.01%
55,499
-4,667
-8% -$232K
ROKU icon
631
Roku
ROKU
$22.5B
$2.62M 0.01%
43,736
+8,922
+26% +$523K
MEC icon
632
Mayville Engineering Co
MEC
$596M
$2.62M 0.01%
157,189
+12,299
+8% +$186K
TMUS icon
633
T-Mobile US
TMUS
$190B
$2.61M 0.01%
14,834
-1,608
-10% -$270K
DV icon
634
DoubleVerify
DV
$2.04B
$2.61M 0.01%
134,142
-299,547
-69% -$7.24M
LSCC icon
635
Lattice Semiconductor
LSCC
$18.4B
$2.61M 0.01%
44,987
+2,433
+6% +$168K
ILMN icon
636
Illumina
ILMN
$29.1B
$2.61M 0.01%
24,981
-1,881
-7% -$211K
DOCN icon
637
DigitalOcean
DOCN
$15.7B
$2.6M 0.01%
74,688
-302
-0.4% -$10.8K
EPAM icon
638
EPAM Systems
EPAM
$5.17B
$2.59M 0.01%
13,772
-685
-5% -$146K
KKR icon
639
KKR & Co
KKR
$99.5B
$2.56M 0.01%
24,373
+1,457
+6% +$148K
WBA
640
DELISTED
Walgreens Boots Alliance
WBA
$2.56M 0.01%
212,015
-8,688
-4% -$147K
VPU
641
Vanguard Utilities ETF
VPU
$8.48B
$2.52M 0.01%
17,047
+4,950
+41% +$738K
JEPQ icon
642
JPMorgan Nasdaq Equity Premium Income ETF
JEPQ
$41.6B
$2.5M 0.01%
44,998
+24,834
+123% +$1.33M
III icon
643
Information Services Group
III
$249M
$2.42M 0.01%
824,499
+11,056
+1% +$37.1K
SCHA icon
644
Schwab U.S Small- Cap ETF
SCHA
$23.3B
$2.42M 0.01%
101,884
+11,224
+12% +$266K
RY icon
645
Royal Bank of Canada
RY
$297B
$2.4M 0.01%
22,558
-408
-2% -$42K
CALF icon
646
Pacer US Small Cap Cash Cows 100 ETF
CALF
$3.84B
$2.38M 0.01%
54,623
+7,719
+16% +$355K
EWJ icon
647
iShares MSCI Japan ETF
EWJ
$23.1B
$2.37M 0.01%
34,670
-1,472
-4% -$101K
OTIS icon
648
Otis Worldwide
OTIS
$28.2B
$2.36M 0.01%
24,544
+9,643
+65% +$929K
CWB icon
649
State Street SPDR Bloomberg Convertible Securities ETF
CWB
$5.72B
$2.36M 0.01%
32,751
-133
-0.4% -$9.52K
BIDU icon
650
Baidu
BIDU
$35.6B
$2.35M 0.01%
27,199
-109
-0.4% -$11K
24 25
26
27 28

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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.