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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
SAIC icon
901
Saic
SAIC
$5.28B
$932K ﹤0.01%
7,927
-2,057
-21% -$260K
XSD icon
902
State Street SPDR S&P Semiconductor ETF
XSD
$2.91B
$926K ﹤0.01%
3,743
+25
+0.7% +$5.88K
URTH icon
903
iShares MSCI World ETF
URTH
$8.38B
$922K ﹤0.01%
6,254
+154
+3% +$22.2K
O icon
904
Realty Income
O
$59.8B
$919K ﹤0.01%
17,397
-117
-0.7% -$6.25K
SHV icon
905
iShares 0-1 Year Treasury Bond ETF
SHV
$20.6B
$918K ﹤0.01%
8,310
+2,075
+33% +$229K
FXI icon
906
iShares China Large-Cap ETF
FXI
$4.16B
$916K ﹤0.01%
35,262
+219
+0.6% +$5.75K
OXY icon
907
Occidental Petroleum
OXY
$57.5B
$915K ﹤0.01%
14,513
+5,773
+66% +$370K
PDBC icon
908
Invesco Actively Managed Exch-Traded Commodity Fd Tr Invesco Optimum Yield Diversified Commodity Strategy No K-1 ETF
PDBC
$6.63B
$911K ﹤0.01%
64,871
-2,040
-3% -$28.8K
GRMN
909
Garmin
GRMN
$60.4B
$911K ﹤0.01%
5,592
+649
+13% +$102K
EME icon
910
Emcor
EME
$36.9B
$907K ﹤0.01%
2,483
+942
+61% +$348K
GSK icon
911
GSK
GSK
$101B
$906K ﹤0.01%
23,542
+49
+0.2% +$2.06K
LTH icon
912
Life Time Group Holdings
LTH
$9.87B
$905K ﹤0.01%
+48,036
New +$759K
ARM icon
913
Arm
ARM
$302B
$903K ﹤0.01%
5,520
+3,100
+128% +$385K
LAZR
914
DELISTED
Luminar Technologies
LAZR
$903K ﹤0.01%
40,382
+13,767
+52% +$326K
STT icon
915
State Street
STT
$52.2B
$900K ﹤0.01%
12,165
-1,516
-11% -$113K
FDS icon
916
Factset
FDS
$9.84B
$894K ﹤0.01%
2,190
-56
-2% -$23.8K
MOS icon
917
The Mosaic Company
MOS
$7.01B
$894K ﹤0.01%
30,921
+544
+2% +$16.4K
RMAX icon
918
RE/MAX Holdings
RMAX
$259M
$885K ﹤0.01%
109,311
-300
-0.3% -$2.43K
RDFN
919
DELISTED
Redfin
RDFN
$885K ﹤0.01%
147,311
-1,935
-1% -$12.1K
GMED icon
920
Globus Medical
GMED
$11.5B
$883K ﹤0.01%
12,891
-702
-5% -$41.9K
SOLV icon
921
Solventum
SOLV
$14.6B
$877K ﹤0.01%
+16,581
New +$1.01M
NJUL icon
922
Innovator Growth-100 Power Buffer ETF July
NJUL
$262M
$875K ﹤0.01%
14,713
– –
LYB icon
923
LyondellBasell Industries
LYB
$20.2B
$875K ﹤0.01%
9,142
-64
-0.7% -$6.35K
ANSS
924
DELISTED
Ansys
ANSS
$868K ﹤0.01%
2,699
-119
-4% -$39K
INSM icon
925
Insmed
INSM
$27.7B
$862K ﹤0.01%
12,863
-2,236
-15% -$86.7K
35 36
37
38 39

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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.