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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
MINT icon
676
PIMCO Enhanced Short Maturity Active Exchange-Traded Fund
MINT
$17.1B
$1.56M 0.01%
15,761
-2,942
-16% -$292K
HEI.A icon
677
HEICO Corp Class A
HEI.A
$37.8B
$1.55M 0.01%
13,556
+692
+5% +$83.4K
WSM icon
678
Williams-Sonoma
WSM
$28.9B
$1.55M 0.01%
26,248
+6,050
+30% +$429K
LSCC icon
679
Lattice Semiconductor
LSCC
$18.4B
$1.55M 0.01%
31,415
+53
+0.2% +$2.94K
URI icon
680
United Rentals
URI
$70B
$1.55M 0.01%
5,723
+172
+3% +$50.1K
PBH icon
681
Prestige Consumer Healthcare
PBH
$2.42B
$1.54M 0.01%
30,821
+18,133
+143% +$1M
MAIN icon
682
Main Street Capital
MAIN
$5.52B
$1.53M 0.01%
45,634
-904
-2% -$37.2K
LEN icon
683
Lennar Class A
LEN
$21B
$1.53M 0.01%
21,222
+198
+0.9% +$15.4K
TWKS
684
DELISTED
Thoughtworks Holding, Inc. Common Stock
TWKS
$1.53M 0.01%
145,993
-583
-0.4% -$8.21K
RDFN
685
DELISTED
Redfin
RDFN
$1.53M 0.01%
261,946
-38,144
-13% -$339K
ALTG icon
686
Alta Equipment Group
ALTG
$238M
$1.52M 0.01%
138,289
– –
KEYS icon
687
Keysight
KEYS
$61B
$1.52M 0.01%
9,673
+2,146
+29% +$343K
ENTG icon
688
Entegris
ENTG
$25.2B
$1.52M 0.01%
18,255
+182
+1% +$17.8K
CBRE icon
689
CBRE Group
CBRE
$43.2B
$1.5M 0.01%
22,213
+6,092
+38% +$483K
CTSH icon
690
Cognizant
CTSH
$26.1B
$1.5M 0.01%
26,082
+2,362
+10% +$155K
ETSY icon
691
Etsy
ETSY
$7.33B
$1.5M 0.01%
14,932
-36
-0.2% -$3.67K
MMSI icon
692
Merit Medical Systems
MMSI
$5.42B
$1.49M 0.01%
26,290
+2,936
+13% +$169K
IPG
693
DELISTED
Interpublic Group of Companies
IPG
$1.48M 0.01%
57,883
-4,331
-7% -$123K
AZEK
694
DELISTED
The AZEK Co
AZEK
$1.48M 0.01%
88,869
-56,344
-39% -$1.07M
AWK icon
695
American Water Works
AWK
$27.2B
$1.47M 0.01%
11,261
+413
+4% +$62.2K
SCZ icon
696
iShares MSCI EAFE Small-Cap ETF
SCZ
$13.6B
$1.46M 0.01%
29,835
+1,733
+6% +$95K
COIN icon
697
Coinbase
COIN
$39.2B
$1.45M 0.01%
22,441
+214
+1% +$14.9K
TCMD icon
698
Tactile Systems Technology
TCMD
$546M
$1.45M 0.01%
185,784
-50,825
-21% -$424K
NVRO
699
DELISTED
NEVRO CORP.
NVRO
$1.44M 0.01%
30,948
-9,345
-23% -$434K
LQD icon
700
iShares iBoxx $ Investment Grade Corporate Bond ETF
LQD
$32.8B
$1.44M 0.01%
14,019
-3,411
-20% -$376K
26 27
28
29 30

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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.