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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
+10.7%
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
$28.9B
AUM Growth
+$2.35B
Cap. Flow
-$98.3M
Cap. Flow %
-0.34%
Top 10 Hldgs %
23.73%
Holding
1,960
New
105
Increased
655
Reduced
787
Closed
72

Top Buys

Rank Stock Value
1
BALL icon
Ball Corp
BALL
+$39.8M
2
ABNB icon
Airbnb
ABNB
+$37.1M
3
GNRC icon
Generac Holdings
GNRC
+$34.4M
4
U icon
Unity
U
+$29.3M
5
TREX icon
Trex
TREX
+$29M

Sector Composition

Rank Sector Weight
1 Technology 25.7%
2 Healthcare 19.69%
3 Financials 11.7%
4 Consumer Discretionary 10.72%
5 Industrials 9.79%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake
Capital Flow
FCG icon
1876
First Trust Natural Gas ETF
FCG
$639M
-400
Closed -$5K
FLGT icon
1877
Fulgent Genetics
FLGT
$513M
-2,605
Closed -$252K
FMC icon
1878
FMC
FMC
$1.27B
-3,082
Closed -$341K
FTEC icon
1879
Fidelity MSCI Information Technology Index ETF
FTEC
$21.6B
-6
Closed -$1K
FUL icon
1880
H.B. Fuller
FUL
$3.24B
-3,341
Closed -$210K
HEZU icon
1881
iShares Currency Hedged MSCI Eurozone ETF
HEZU
$590M
-880
Closed -$30K
IVOO icon
1882
Vanguard S&P Mid-Cap 400 ETF
IVOO
$3.95B
-1,104
Closed -$97K
JWN
1883
DELISTED
Nordstrom
JWN
-6,724
Closed -$255K
KN icon
1884
Knowles
KN
$3.23B
$0 ﹤0.01%
12
MHK icon
1885
Mohawk Industries
MHK
$9.42B
-2,320
Closed -$446K
MLPA icon
1886
Global X MLP ETF
MLPA
$2.28B
-66
Closed -$2K
NCNA
1887
NuCana
NCNA
$6.16M
-3
Closed -$67K
NNDM
1888
Nano Dimension
NNDM
$348M
-11,000
Closed -$94K
ONB icon
1889
Old National Bancorp
ONB
$10.4B
-28,642
Closed -$554K
ONTF
1890
DELISTED
ON24
ONTF
-8,815
Closed -$428K
PINC
1891
DELISTED
Premier
PINC
-8,980
Closed -$304K
PNFP icon
1892
Pinnacle Financial Partners Inc
PNFP
$16.2B
-39,804
Closed -$3.53M
SBH icon
1893
Sally Beauty Holdings
SBH
$1.55B
-21,000
Closed -$423K
SBIO icon
1894
ALPS Medical Breakthroughs ETF
SBIO
$214M
-300
Closed -$15K
SCHO icon
1895
Schwab Short-Term US Treasury ETF
SCHO
$13B
-2,230
Closed -$57K
SDS icon
1896
ProShares UltraShort S&P500
SDS
$365M
-3
Closed -$1K
SIMO icon
1897
Silicon Motion
SIMO
$8.45B
-3,896
Closed -$231K
SMFG icon
1898
Sumitomo Mitsui Financial
SMFG
$167B
-11,342
Closed -$82K
SRS icon
1899
ProShares UltraShort Real Estate
SRS
$15.7M
$0 ﹤0.01%
1
ST icon
1900
Sensata Technologies
ST
$6.61B
-4,007
Closed -$232K

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William Blair & Company's Q2 2021 Portfolio in Review

As of Q2 2021, William Blair & Company held 1,960 positions worth $28.9B, up 8.9% from $26.5B the previous quarter. Its ten largest holdings account for 24% of the portfolio.

William Blair & Company's Q2 2021 filing shows 105 new, 655 increased, 787 reduced and 72 closed positions. Its largest new stake was Luminar Technologies: 36,860 shares worth $12.1M. The largest sale was Fiserv Inc, an estimated $87.4M.

By sector, the portfolio is most concentrated in Technology at 26% of assets, up from 26% a quarter earlier, followed by Healthcare and Financials.

  • William Blair & Company's largest Q2 2021 buy was Luminar Technologies: 36,860 shares worth $12.1M.
  • William Blair & Company added most to Ball Corp in Q2 2021, an estimated $39.8M increase.
  • William Blair & Company's biggest Q2 2021 reduction was Fiserv Inc, cutting an estimated $87.4M.
  • William Blair & Company fully exited RealPage, Inc. in Q2 2021, selling an estimated $12.1M.
  • William Blair & Company's ten largest holdings make up 24% of its $28.9B portfolio in Q2 2021.
  • William Blair & Company opened 105 new positions and closed 72 in Q2 2021.
  • William Blair & Company's portfolio value rose 8.9% quarter-over-quarter to $28.9B.

Based on William Blair & Company's 13F filing for Q2 2021, filed 12 Aug 2021.