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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

Top Sells

Rank Stock Value
1
FISV
Fiserv Inc
FISV
+$87.4M
2
TDOC icon
Teladoc Health
TDOC
+$65.6M
3
VRSK icon
Verisk Analytics
VRSK
+$65M
4
AAPL icon
Apple
AAPL
+$52M
5
ACWV icon
iShares MSCI Global Min Vol Factor ETF
ACWV
+$46.5M

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
SCWX
1501
DELISTED
SecureWorks Corp Class A Common Stock
SCWX
$189K ﹤0.01%
10,190
-2,164
-18% -$33.7K
UA icon
1502
Under Armour Class C
UA
$2.25B
$188K ﹤0.01%
10,148
+392
+4% +$7.38K
BSM icon
1503
Black Stone Minerals
BSM
$3.06B
$187K ﹤0.01%
17,433
– –
RWR icon
1504
State Street SPDR Dow Jones REIT ETF
RWR
$1.89B
$185K ﹤0.01%
1,761
+1,728
+5,236% +$177K
EUFN icon
1505
iShares MSCI Europe Financials ETF
EUFN
$4.3B
$184K ﹤0.01%
9,427
-56
-0.6% -$1.14K
BXMT icon
1506
Blackstone Mortgage Trust
BXMT
$2.44B
$183K ﹤0.01%
5,726
+201
+4% +$6.47K
EDU icon
1507
New Oriental
EDU
$8.33B
$182K ﹤0.01%
2,224
+748
+51% +$90.8K
TEVA icon
1508
Teva Pharmaceuticals
TEVA
$42.6B
$182K ﹤0.01%
18,350
-500
-3% -$5.29K
BWX icon
1509
State Street SPDR Bloomberg International Treasury Bond ETF
BWX
$1.31B
$181K ﹤0.01%
6,155
-2,760
-31% -$82K
FPX icon
1510
First Trust US Equity Opportunities ETF
FPX
$1.55B
$180K ﹤0.01%
1,410
– –
FBP icon
1511
First Bancorp
FBP
$4.49B
$179K ﹤0.01%
15,000
– –
EWC icon
1512
iShares MSCI Canada ETF
EWC
$6.55B
$178K ﹤0.01%
4,777
-245
-5% -$8.97K
LGF.A
1513
DELISTED
Lions Gate Entertainment Corp. Class A Voting Shares
LGF.A
$176K ﹤0.01%
8,500
– –
KIE icon
1514
State Street SPDR S&P Insurance ETF
KIE
$681M
$172K ﹤0.01%
4,475
– –
DISCK
1515
DELISTED
Discovery, Inc. Series C Common Stock
DISCK
$172K ﹤0.01%
5,932
– –
EWA icon
1516
iShares MSCI Australia ETF
EWA
$1.45B
$170K ﹤0.01%
6,534
– –
GUNR icon
1517
FlexShares Global Upstream Natural Resources Index Fund
GUNR
$7B
$169K ﹤0.01%
4,404
+2,805
+175% +$108K
CLSK icon
1518
CleanSpark
CLSK
$2.96B
$168K ﹤0.01%
10,100
– –
BBH icon
1519
VanEck Biotech ETF
BBH
$428M
$166K ﹤0.01%
825
– –
EEMV icon
1520
iShares MSCI Emerging Markets Min Vol Factor ETF
EEMV
$3.61B
$165K ﹤0.01%
2,570
– –
SWN
1521
DELISTED
Southwestern Energy Company
SWN
$165K ﹤0.01%
29,035
– –
VMD icon
1522
Viemed Healthcare
VMD
$349M
$164K ﹤0.01%
23,000
– –
ETHO icon
1523
Amplify Etho Climate Leadership US ETF
ETHO
$197M
$162K ﹤0.01%
2,680
– –
IMTB icon
1524
iShares Core 5-10 Year USD Bond ETF
IMTB
$276M
$162K ﹤0.01%
3,145
– –
INDA icon
1525
iShares MSCI India ETF
INDA
$6.58B
$162K ﹤0.01%
3,650
– –
59 60
61
62 63

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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.