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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
+10.3%
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
$25B
AUM Growth
+$2.04B
Cap. Flow
+$116M
Cap. Flow %
0.46%
Top 10 Hldgs %
23.68%
Holding
1,879
New
69
Increased
680
Reduced
748
Closed
78

Top Buys

Rank Stock Value
1
NEOG icon
Neogen
NEOG
+$45.2M
2
PGR icon
Progressive
PGR
+$34.8M
3
TOST icon
Toast
TOST
+$33.8M
4
PWSC
PowerSchool Holdings, Inc.
PWSC
+$33.4M
5
UBER icon
Uber
UBER
+$30.4M

Top Sells

Rank Stock Value
1
GOOG icon
Alphabet (Google) Class C
GOOG
+$54.2M
2
LULU icon
lululemon athletica
LULU
+$53.4M
3
PYPL icon
PayPal
PYPL
+$45.8M
4
BAH icon
Booz Allen Hamilton
BAH
+$20.2M
5
GOOGL icon
Alphabet (Google) Class A
GOOGL
+$17.8M

Sector Composition

Rank Sector Weight
1 Technology 24.61%
2 Healthcare 19.42%
3 Financials 11.75%
4 Industrials 11.37%
5 Consumer Discretionary 8.4%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow
QDF icon
1726
FlexShares Quality Dividend Index Fund
QDF
$2.28B
$6.75K ﹤0.01%
124
– –
SLVP icon
1727
iShares MSCI Global Silver and Metals Miners ETF
SLVP
$976M
$6.45K ﹤0.01%
563
– –
EWL icon
1728
iShares MSCI Switzerland ETF
EWL
$2.22B
$6.21K ﹤0.01%
137
– –
UFEB icon
1729
Innovator US Equity Ultra Buffer ETF February
UFEB
$241M
$6.13K ﹤0.01%
+231
New +$6.06K
PFM icon
1730
Invesco Dividend Achievers ETF
PFM
$811M
$6.04K ﹤0.01%
165
– –
DFE icon
1731
WisdomTree Europe SmallCap Dividend Fund
DFE
$168M
$5.54K ﹤0.01%
95
– –
IWC icon
1732
iShares Micro-Cap ETF
IWC
$1.5B
$5.23K ﹤0.01%
50
– –
ISCV icon
1733
iShares Morningstar Small-Cap Value ETF
ISCV
$706M
$5.22K ﹤0.01%
100
-10
-9% -$549
SPEU icon
1734
State Street SPDR Portfolio Europe ETF
SPEU
$742M
$5.13K ﹤0.01%
135
– –
HLGN
1735
DELISTED
Heliogen, Inc.
HLGN
$5.03K ﹤0.01%
599
– –
DSTL icon
1736
Distillate US Fundamental Stability & Value ETF
DSTL
$2.05B
$4.75K ﹤0.01%
+110
New +$4.69K
EFZ icon
1737
ProShares Trust Short MSCI EAFE
EFZ
$9.98M
$4.63K ﹤0.01%
+126
New +$4.75K
IPAC icon
1738
iShares Core MSCI Pacific ETF
IPAC
$2.78B
$4.3K ﹤0.01%
+76
New +$4.25K
AIA icon
1739
iShares Asia 50 ETF
AIA
$5.04B
$4.08K ﹤0.01%
66
– –
ANGL icon
1740
VanEck Fallen Angel High Yield Bond ETF
ANGL
$3.11B
$4.01K ﹤0.01%
143
– –
BWX icon
1741
State Street SPDR Bloomberg International Treasury Bond ETF
BWX
$1.31B
$3.94K ﹤0.01%
171
+1
+0.6% +$23
LEGR icon
1742
First Trust Indxx Innovative Transaction & Process ETF
LEGR
$133M
$3.73K ﹤0.01%
100
– –
NANR icon
1743
State Street SPDR S&P North American Natural Resources ETF
NANR
$812M
$3.7K ﹤0.01%
69
– –
LSXMA
1744
DELISTED
Liberty Media Corporation Series A Liberty SiriusXM Common Stock
LSXMA
$3.68K ﹤0.01%
178
-7
-4% -$176
CPAAW
1745
DELISTED
Conyers Park III Acquisition Corp. Warrants
CPAAW
$3.64K ﹤0.01%
19,138
– –
KCE icon
1746
State Street SPDR S&P Capital Markets ETF
KCE
$473M
$3.49K ﹤0.01%
42
– –
EWD icon
1747
iShares MSCI Sweden ETF
EWD
$582M
$3.45K ﹤0.01%
97
+50
+106% +$1.75K
IAI icon
1748
iShares US Broker-Dealers & Securities Exchanges ETF
IAI
$1.37B
$3.35K ﹤0.01%
37
-203
-85% -$20K
MLPX icon
1749
Global X MLP & Energy Infrastructure ETF
MLPX
$3.57B
$3.2K ﹤0.01%
80
– –
TZA icon
1750
Direxion Daily Small Cap Bear 3x ETF
TZA
$200M
$3.11K ﹤0.01%
+10
New +$2.98K
68 69
70
71 72

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William Blair & Company's Q1 2023 Portfolio in Review

As of Q1 2023, William Blair & Company held 1,879 positions worth $25B, up 8.9% from $23B the previous quarter. Its ten largest holdings account for 24% of the portfolio.

William Blair & Company's Q1 2023 filing shows 69 new, 680 increased, 748 reduced and 78 closed positions. Its largest new stake was Neogen: 2,404,277 shares worth $44.5M. The largest sale was Alphabet (Google) Class C, an estimated $54.2M.

By sector, the portfolio is most concentrated in Technology at 25% of assets, up from 22% a quarter earlier, followed by Healthcare and Financials.

  • William Blair & Company's largest Q1 2023 buy was Neogen: 2,404,277 shares worth $44.5M.
  • William Blair & Company added most to Progressive in Q1 2023, an estimated $34.8M increase.
  • William Blair & Company's biggest Q1 2023 reduction was Alphabet (Google) Class C, cutting an estimated $54.2M.
  • William Blair & Company fully exited Coupa Software Incorporated in Q1 2023, selling an estimated $2.65M.
  • William Blair & Company's ten largest holdings make up 24% of its $25B portfolio in Q1 2023.
  • William Blair & Company opened 69 new positions and closed 78 in Q1 2023.
  • William Blair & Company's portfolio value rose 8.9% quarter-over-quarter to $25B.

Based on William Blair & Company's 13F filing for Q1 2023, filed 12 May 2023.