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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
ABNB icon
76
Airbnb
ABNB
$108B
$72.5M 0.33%
689,756
-7,081
-1% -$785K
ROL icon
77
Rollins
ROL
$17.6B
$71.6M 0.33%
2,065,543
+19,050
+0.9% +$687K
LIN icon
78
Linde
LIN
$221B
$71.1M 0.33%
263,709
-3,387
-1% -$973K
PANW icon
79
Palo Alto Networks
PANW
$315B
$70.9M 0.33%
866,346
+18,546
+2% +$1.61M
VEU icon
80
Vanguard FTSE All-World ex-US ETF
VEU
$70.5B
$70.5M 0.32%
1,589,607
+129,015
+9% +$6.39M
VTV icon
81
Vanguard Morningstar Value ETF
VTV
$193B
$69.1M 0.32%
559,827
-89
-0% -$12K
ADP icon
82
Automatic Data Processing
ADP
$107B
$69.1M 0.32%
305,545
-96
-0% -$22.6K
RMD icon
83
ResMed
RMD
$32.8B
$67.6M 0.31%
309,687
-4,316
-1% -$982K
GWRE icon
84
Guidewire Software
GWRE
$14.4B
$65.3M 0.3%
1,060,771
-43,079
-4% -$3.11M
MCHP icon
85
Microchip Technology
MCHP
$43.1B
$62.7M 0.29%
1,026,990
+3,210
+0.3% +$211K
IUSV icon
86
iShares Core S&P US Value ETF
IUSV
$27.8B
$61.8M 0.28%
986,800
+37,199
+4% +$2.57M
LYV icon
87
Live Nation Entertainment
LYV
$43.2B
$61M 0.28%
802,350
+32,718
+4% +$2.93M
ROK icon
88
Rockwell Automation
ROK
$50.1B
$60.8M 0.28%
282,512
+14,041
+5% +$3.27M
MRK icon
89
Merck
MRK
$328B
$59M 0.27%
685,136
+43,408
+7% +$3.88M
CMG icon
90
Chipotle Mexican Grill
CMG
$41.3B
$58.9M 0.27%
1,958,100
+144,850
+8% +$4.49M
IBM icon
91
IBM
IBM
$222B
$58.3M 0.27%
490,370
+1,363
+0.3% +$179K
SPGI icon
92
S&P Global
SPGI
$121B
$58.1M 0.27%
190,394
-6,170
-3% -$2.21M
SPT icon
93
Sprout Social
SPT
$579M
$56.8M 0.26%
936,516
+37,470
+4% +$2.25M
QQQ icon
94
Invesco QQQ Trust
QQQ
$481B
$55.4M 0.25%
207,307
+23,166
+13% +$6.99M
PFE icon
95
Pfizer
PFE
$150B
$55.1M 0.25%
1,258,355
+40,736
+3% +$1.98M
ORLY icon
96
O'Reilly Automotive
ORLY
$74.5B
$54.2M 0.25%
1,156,725
+47,370
+4% +$2.21M
MKC icon
97
McCormick & Company Non-Voting
MKC
$14.2B
$54.1M 0.25%
758,968
+17,387
+2% +$1.46M
ISRG icon
98
Intuitive Surgical
ISRG
$142B
$52.7M 0.24%
281,326
-8,023
-3% -$1.72M
NVDA icon
99
NVIDIA
NVDA
$5.43T
$52.2M 0.24%
4,298,910
-25,070
-0.6% -$396K
BAH icon
100
Booz Allen Hamilton
BAH
$9.43B
$52M 0.24%
562,816
+45,888
+9% +$4.35M
2 3
4
5 6

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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.