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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
-16.93%
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
$22.5B
AUM Growth
-$5.99B
Cap. Flow
-$554M
Cap. Flow %
-2.46%
Top 10 Hldgs %
23.5%
Holding
1,977
New
67
Increased
648
Reduced
822
Closed
114

Top Buys

Rank Stock Value
1
CSGP icon
CoStar Group
CSGP
+$27.5M
2
EW icon
Edwards Lifesciences
EW
+$22.7M
3
AIZ icon
Assurant
AIZ
+$22M
4
NOW icon
ServiceNow
NOW
+$21.5M
5
TEAM icon
Atlassian
TEAM
+$19.1M

Top Sells

Rank Stock Value
1
ABNB icon
Airbnb
ABNB
+$51.2M
2
SBUX icon
Starbucks
SBUX
+$49M
3
ECL icon
Ecolab
ECL
+$45.7M
4
SWCH
Switch, Inc. Class A Common Stock
SWCH
+$40.4M
5
ANET icon
Arista Networks
ANET
+$35.1M

Sector Composition

Rank Sector Weight
1 Technology 23.69%
2 Healthcare 19.4%
3 Financials 11.86%
4 Industrials 10.9%
5 Consumer Discretionary 8.96%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow
AFK icon
1501
VanEck Africa Index ETF
AFK
$104M
$114K ﹤0.01%
6,775
– –
EWY icon
1502
iShares MSCI South Korea ETF
EWY
$27.2B
$114K ﹤0.01%
1,966
+10
+0.5% +$654
IYG icon
1503
iShares US Financial Services ETF
IYG
$2.22B
$114K ﹤0.01%
2,301
+3
+0.1% +$163
SWN
1504
DELISTED
Southwestern Energy Company
SWN
$114K ﹤0.01%
18,172
-863
-5% -$6.67K
EAGG icon
1505
iShares ESG Aware US Aggregate Bond ETF
EAGG
$4.97B
$113K ﹤0.01%
2,318
+4
+0.2% +$198
REZ icon
1506
iShares Residential and Multisector Real Estate ETF
REZ
$848M
$111K ﹤0.01%
1,392
-75
-5% -$6.52K
SSO icon
1507
ProShares Ultra S&P500
SSO
$8.39B
$111K ﹤0.01%
4,932
-184
-4% -$4.93K
TEVA icon
1508
Teva Pharmaceuticals
TEVA
$42.8B
$111K ﹤0.01%
14,700
– –
SCWX
1509
DELISTED
SecureWorks Corp Class A Common Stock
SCWX
$111K ﹤0.01%
10,190
– –
LONA
1510
LeonaBio Inc
LONA
$73.9M
$110K ﹤0.01%
+3,605
New +$330K
PIO icon
1511
Invesco Global Water ETF
PIO
$278M
$110K ﹤0.01%
3,535
– –
AG icon
1512
First Majestic Silver
AG
$9.44B
$109K ﹤0.01%
15,230
+3
+0% +$29
BWX icon
1513
State Street SPDR Bloomberg International Treasury Bond ETF
BWX
$1.31B
$109K ﹤0.01%
4,724
-1,599
-25% -$38.6K
DGS icon
1514
WisdomTree Emerging Markets SmallCap Dividend Fund
DGS
$1.78B
$109K ﹤0.01%
2,434
-95
-4% -$4.71K
SPIP icon
1515
State Street SPDR Portfolio TIPS ETF
SPIP
$1.01B
$108K ﹤0.01%
3,930
-4,196
-52% -$121K
BRLT icon
1516
Brilliant Earth
BRLT
$22.1M
$107K ﹤0.01%
22,608
+2,550
+13% +$16K
SBIO icon
1517
ALPS Medical Breakthroughs ETF
SBIO
$217M
$106K ﹤0.01%
3,824
– –
VAPO
1518
DELISTED
Vapotherm, Inc. Common Stock
VAPO
$106K ﹤0.01%
5,245
-9,958
-66% -$364K
VUZI icon
1519
Vuzix
VUZI
$218M
$105K ﹤0.01%
14,817
– –
MGI
1520
DELISTED
MoneyGram International, Inc. New
MGI
$105K ﹤0.01%
10,462
– –
ATOM icon
1521
Atomera
ATOM
$216M
$103K ﹤0.01%
11,025
– –
AVIR icon
1522
Atea Pharmaceuticals
AVIR
$405M
$103K ﹤0.01%
+14,439
New +$98.6K
CRD.B icon
1523
Crawford & Co Class B
CRD.B
$576M
$102K ﹤0.01%
14,434
– –
ETON icon
1524
Eton Pharmaceutcials
ETON
$1.14B
$102K ﹤0.01%
38,932
– –
ORGN
1525
DELISTED
Origin Materials
ORGN
$102K ﹤0.01%
667
– –
59 60
61
62 63

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William Blair & Company's Q2 2022 Portfolio in Review

As of Q2 2022, William Blair & Company held 1,977 positions worth $22.5B, down 21% from $28.5B the previous quarter. Its ten largest holdings account for 23% of the portfolio.

William Blair & Company's Q2 2022 filing shows 67 new, 648 increased, 822 reduced and 114 closed positions. Its largest new stake was Warner Bros: 144,520 shares worth $1.94M. The largest sale was Airbnb, an estimated $51.2M.

By sector, the portfolio is most concentrated in Technology at 24% of assets, down from 25% a quarter earlier, followed by Healthcare and Financials.

  • William Blair & Company's largest Q2 2022 buy was Warner Bros: 144,520 shares worth $1.94M.
  • William Blair & Company added most to CoStar Group in Q2 2022, an estimated $27.5M increase.
  • William Blair & Company's biggest Q2 2022 reduction was Airbnb, cutting an estimated $51.2M.
  • William Blair & Company fully exited Datto Holding Corp. in Q2 2022, selling an estimated $11M.
  • William Blair & Company's ten largest holdings make up 23% of its $22.5B portfolio in Q2 2022.
  • William Blair & Company opened 67 new positions and closed 114 in Q2 2022.
  • William Blair & Company's portfolio value fell 21% quarter-over-quarter to $22.5B.

Based on William Blair & Company's 13F filing for Q2 2022, filed 10 Aug 2022.