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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
-2.96%
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
$21.8B
AUM Growth
-$767M
Cap. Flow
+$148M
Cap. Flow %
0.68%
Top 10 Hldgs %
23.44%
Holding
1,924
New
62
Increased
766
Reduced
660
Closed
101

Top Buys

Rank Stock Value
1
WSO icon
Watsco Inc
WSO
+$31.3M
2
TYL icon
Tyler Technologies
TYL
+$24.6M
3
DHR icon
Danaher
DHR
+$22.7M
4
IRTC icon
iRhythm Holdings
IRTC
+$20.9M
5
USFR icon
WisdomTree Floating Rate Treasury Fund
USFR
+$20.8M

Top Sells

Rank Stock Value
1
TEAM icon
Atlassian
TEAM
+$77.8M
2
TREX icon
Trex
TREX
+$39.7M
3
DOCU
DocuSign
DOCU
+$17.2M
4
AKAM icon
Akamai
AKAM
+$16.6M
5
GLD icon
SPDR Gold Trust
GLD
+$13.1M

Sector Composition

Rank Sector Weight
1 Technology 23.15%
2 Healthcare 19.33%
3 Financials 11.9%
4 Industrials 11.25%
5 Consumer Discretionary 9.33%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow
LQDH icon
1776
iShares Interest Rate Hedged Corporate Bond ETF
LQDH
$540M
$2K ﹤0.01%
24
-193
-89% -$17.5K
NORW icon
1777
Global X MSCI Norway ETF
NORW
$87.7M
$2K ﹤0.01%
87
– –
VGLT icon
1778
Vanguard Long-Term Treasury ETF
VGLT
$10.3B
$2K ﹤0.01%
33
– –
XRLV
1779
DELISTED
Invesco S&P 500 ex-Rate Sensitive Low Volatility ETF
XRLV
$2K ﹤0.01%
55
– –
XSLV icon
1780
Invesco S&P SmallCap Low Volatility ETF
XSLV
$249M
$2K ﹤0.01%
42
– –
DISH
1781
DELISTED
DISH Network Corp.
DISH
$2K ﹤0.01%
+161
New +$2.85K
DFAT icon
1782
Dimensional US Targeted Value ETF
DFAT
$14.8B
$1K ﹤0.01%
25
-375
-94% -$16K
EWD icon
1783
iShares MSCI Sweden ETF
EWD
$582M
$1K ﹤0.01%
47
– –
FIW icon
1784
First Trust Water ETF
FIW
$1.92B
$1K ﹤0.01%
9
– –
IGHG icon
1785
ProShares Investment Grade-Interest Rate Hedged
IGHG
$329M
$1K ﹤0.01%
17
-16
-48% -$1.11K
MXI icon
1786
iShares Global Materials ETF
MXI
$361M
$1K ﹤0.01%
16
-33
-67% -$2.43K
PSP icon
1787
Invesco Global Listed Private Equity ETF
PSP
$248M
$1K ﹤0.01%
25
– –
SIL icon
1788
Global X Silver Miners ETF NEW
SIL
$4.89B
$1K ﹤0.01%
50
– –
TQQQ icon
1789
ProShares UltraPro QQQ
TQQQ
$37.4B
$1K ﹤0.01%
108
+20
+23% +$292
UPRO icon
1790
ProShares UltraPro S&P 500
UPRO
$5.74B
$1K ﹤0.01%
18
– –
ABR icon
1791
Arbor Realty Trust
ABR
$974M
– –
-13,449
Closed -$176K
ADEA icon
1792
Adeia
ADEA
$3.1B
– –
-113,302
Closed -$433K
AIEQ icon
1793
Amplify AI Powered Equity ETF
AIEQ
$124M
$0 ﹤0.01%
+1
New +$33
AOM icon
1794
iShares Core Moderate Allocation ETF
AOM
$1.77B
$0 ﹤0.01%
+10
New +$392
AOS icon
1795
A.O. Smith
AOS
$8.51B
– –
-4,627
Closed -$253K
APP icon
1796
Applovin
APP
$102B
– –
-6,650
Closed -$229K
ARE icon
1797
Alexandria Real Estate Equities
ARE
$8.27B
– –
-14,625
Closed -$2.12M
AVIR icon
1798
Atea Pharmaceuticals
AVIR
$405M
– –
-14,439
Closed -$103K
BCE icon
1799
BCE
BCE
$21.6B
– –
-7,941
Closed -$391K
BDSX icon
1800
Biodesix
BDSX
$256M
– –
-540
Closed -$18K
70 71
72
73 74

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William Blair & Company's Q3 2022 Portfolio in Review

As of Q3 2022, William Blair & Company held 1,924 positions worth $21.8B, down 3.4% from $22.5B the previous quarter. Its ten largest holdings account for 23% of the portfolio.

William Blair & Company's Q3 2022 filing shows 62 new, 766 increased, 660 reduced and 101 closed positions. Its largest new stake was GSK: 37,792 shares worth $1.11M. The largest sale was Atlassian, an estimated $77.8M.

By sector, the portfolio is most concentrated in Technology at 23% of assets, down from 24% a quarter earlier, followed by Healthcare and Financials.

  • William Blair & Company's largest Q3 2022 buy was GSK: 37,792 shares worth $1.11M.
  • William Blair & Company added most to Watsco Inc in Q3 2022, an estimated $31.3M increase.
  • William Blair & Company's biggest Q3 2022 reduction was Trex, cutting an estimated $39.7M.
  • William Blair & Company fully exited Atlassian in Q3 2022, selling an estimated $77.8M.
  • William Blair & Company's ten largest holdings make up 23% of its $21.8B portfolio in Q3 2022.
  • William Blair & Company opened 62 new positions and closed 101 in Q3 2022.
  • William Blair & Company's portfolio value fell 3.4% quarter-over-quarter to $21.8B.

Based on William Blair & Company's 13F filing for Q3 2022, filed 9 Nov 2022.