We are live on ! Find out more
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
EPAM icon
326
EPAM Systems
EPAM
$5.17B
$7.75M 0.04%
21,410
+1,604
+8% +$614K
CB icon
327
Chubb
CB
$132B
$7.75M 0.04%
42,618
-669
-2% -$127K
DVN icon
328
Devon Energy
DVN
$49.3B
$7.69M 0.04%
127,839
+11,690
+10% +$726K
MCO icon
329
Moody's
MCO
$82.8B
$7.65M 0.04%
31,464
+1,432
+5% +$416K
COO icon
330
Cooper Companies
COO
$15B
$7.54M 0.03%
114,312
-13,332
-10% -$1.02M
NVS icon
331
Novartis
NVS
$290B
$7.51M 0.03%
98,850
-100
-0.1% -$8.29K
WM icon
332
Waste Management
WM
$90.5B
$7.39M 0.03%
46,156
+2,776
+6% +$458K
BJ icon
333
BJs Wholesale Club
BJ
$11.8B
$7.38M 0.03%
101,432
+3,615
+4% +$259K
APPF icon
334
AppFolio
APPF
$6.97B
$7.38M 0.03%
70,497
-2,289
-3% -$233K
RGEN icon
335
Repligen
RGEN
$9.35B
$7.37M 0.03%
39,391
+4,306
+12% +$908K
HHS icon
336
Harte-Hanks
HHS
$18.6M
$7.37M 0.03%
660,839
-280
-0% -$3.73K
AXON
337
Axon Enterprise
AXON
$48.7B
$7.28M 0.03%
62,926
-3,421
-5% -$388K
HSY icon
338
Hershey
HSY
$37B
$7.28M 0.03%
33,038
+2,209
+7% +$495K
MTN icon
339
Vail Resorts
MTN
$5.29B
$7.26M 0.03%
33,685
-2,240
-6% -$509K
MPWR icon
340
Monolithic Power Systems
MPWR
$70B
$7.23M 0.03%
19,899
+6,616
+50% +$2.94M
KLAC icon
341
KLA
KLAC
$272B
$7.12M 0.03%
235,140
-4,200
-2% -$145K
MCK icon
342
McKesson
MCK
$102B
$7.09M 0.03%
20,862
+6,514
+45% +$2.26M
ILMN icon
343
Illumina
ILMN
$29.1B
$7.09M 0.03%
38,184
-2,402
-6% -$475K
MRCY icon
344
Mercury Systems
MRCY
$6.7B
$7.07M 0.03%
174,133
-5,531
-3% -$290K
CBOE icon
345
Cboe Global Markets
CBOE
$30.4B
$6.97M 0.03%
59,372
-1,463
-2% -$176K
ENB icon
346
Enbridge
ENB
$112B
$6.92M 0.03%
186,650
+4,126
+2% +$174K
BR icon
347
Broadridge
BR
$19.3B
$6.91M 0.03%
47,902
+3,197
+7% +$519K
STZ icon
348
Constellation Brands
STZ
$22.9B
$6.91M 0.03%
30,097
+3,484
+13% +$849K
IVW icon
349
iShares S&P 500 Growth ETF
IVW
$77.3B
$6.91M 0.03%
119,428
-3,370
-3% -$219K
GLW icon
350
Corning
GLW
$144B
$6.9M 0.03%
237,899
+1,996
+0.8% +$67.6K
12 13
14
15 16

Similar funds

Parallax Volatility Advisers
Parallax Volatility Advisers San Francisco, California $38.6B AUM 45.89% 1-Year Est. Return
Credit Agricole
Credit Agricole Montrouge Cedex, France $38.1B AUM
Carson Wealth (CWM LLC)
Carson Wealth (CWM LLC) Omaha, Nebraska $38.1B AUM 19.66% 1-Year Est. Return
Nomura Asset Management
Nomura Asset Management Tokyo, Japan $38.8B AUM 30.94% 1-Year Est. Return
Nomura Holdings
Nomura Holdings Tokyo, Japan $37.7B AUM 34.44% 1-Year Est. Return
Fayez Sarofim & Co
Fayez Sarofim & Co Houston, Texas $39.1B AUM 15.14% 1-Year Est. Return
Grantham, Mayo, Van Otterloo & Co (GMO)
Grantham, Mayo, Van Otterloo & Co (GMO) Boston, Massachusetts $39.1B AUM 28.69% 1-Year Est. Return
HF
HRT Financial New York $40.1B AUM 58.22% 1-Year Est. Return

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.