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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
XRAY icon
1926
Dentsply Sirona
XRAY
$2.27B
– –
-13,739
Closed -$676K
XSW icon
1927
State Street SPDR S&P Software & Services ETF
XSW
$493M
– –
-7,108
Closed -$1.05M
Z icon
1928
Zillow
Z
$7.48B
– –
-11,055
Closed -$545K
ZG icon
1929
Zillow
ZG
$7.53B
– –
-208
Closed -$10K
ONC
1930
BeOne Medicines Ltd
ONC
$40.6B
– –
-1,084
Closed -$204K
FNGA
1931
DELISTED
MicroSectors FANG+ Index 3X Leveraged ETNs due January 8, 2038
FNGA
– –
-2,570
Closed -$585K
NVEI
1932
DELISTED
Nuvei Corporation Subordinate Voting Shares
NVEI
– –
-4,350
Closed -$328K
NFTZ
1933
DELISTED
Defiance Digital Revolution ETF
NFTZ
$0 ﹤0.01%
65
– –
WEBR
1934
DELISTED
Weber Inc.
WEBR
– –
-24,987
Closed -$246K
ZEN
1935
DELISTED
ZENDESK INC
ZEN
– –
-6,348
Closed -$764K
AMPE
1936
DELISTED
Ampio Pharmaceuticals Inc.
AMPE
– –
-75
Closed -$11K
CDK
1937
DELISTED
CDK Global, Inc.
CDK
– –
-30,037
Closed -$1.46M
COHR
1938
DELISTED
Coherent Inc
COHR
– –
-1,400
Closed -$383K
TVTY
1939
DELISTED
Tivity Health, Inc. Common Stock
TVTY
– –
-19,875
Closed -$639K
MSP
1940
DELISTED
Datto Holding Corp.
MSP
– –
-412,788
Closed -$11M
PLAN
1941
DELISTED
Anaplan, Inc.
PLAN
– –
-44,546
Closed -$2.9M
CERN
1942
DELISTED
Cerner Corp
CERN
– –
-43,268
Closed -$4.05M
ATRS
1943
DELISTED
Antares Pharma, Inc.
ATRS
– –
-275,000
Closed -$1.13M
ZNGA
1944
DELISTED
ZYNGA INC. CL A COMMON
ZNGA
– –
-35,900
Closed -$332K
DHR.PRA
1945
DELISTED
Danaher Corporation 4.75% Mandatory Convertible Preferred Stock, Series A
DHR.PRA
– –
-25
Closed -$51K
ADRE
1946
DELISTED
Invesco BLDRS Emerging Markets 50 ADR Index Fund
ADRE
– –
-900
Closed -$40K
CEI
1947
DELISTED
Camber Energy, Inc
CEI
– –
-2,000
Closed -$85K
DISH
1948
DELISTED
DISH Network Corp.
DISH
– –
-27
Closed -$1K
SBNY
1949
DELISTED
Signature Bank
SBNY
– –
-827
Closed -$243K
DDG
1950
DELISTED
Proshares Short Oil & Gas
DDG
– –
-6,520
Closed -$69K
75 76 77
78
79

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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.