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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
+8.67%
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
$23B
AUM Growth
+$1.22B
Cap. Flow
-$156M
Cap. Flow %
-0.68%
Top 10 Hldgs %
22.7%
Holding
1,905
New
81
Increased
568
Reduced
855
Closed
91

Top Buys

Rank Stock Value
1
POOL icon
Pool Corp
POOL
+$43.2M
2
TEAM icon
Atlassian
TEAM
+$36.6M
3
NOVT icon
Novanta
NOVT
+$28.8M
4
PANW icon
Palo Alto Networks
PANW
+$23.2M
5
MSI icon
Motorola Solutions
MSI
+$20.1M

Top Sells

Rank Stock Value
1
ABMD
Abiomed Inc
ABMD
+$103M
2
PYPL icon
PayPal
PYPL
+$28.4M
3
DIS icon
Walt Disney
DIS
+$26.7M
4
KMX icon
CarMax
KMX
+$25.2M
5
CRM icon
Salesforce
CRM
+$24.3M

Sector Composition

Rank Sector Weight
1 Technology 22.31%
2 Healthcare 19.82%
3 Financials 12.49%
4 Industrials 11.58%
5 Consumer Discretionary 8.46%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow
CBOE icon
351
Cboe Global Markets
CBOE
$30.4B
$7.32M 0.03%
58,372
-1,000
-2% -$123K
SLB icon
352
SLB Ltd
SLB
$78.1B
$7.29M 0.03%
136,430
+21,745
+19% +$1.08M
BP icon
353
BP
BP
$111B
$7.28M 0.03%
208,334
-10,637
-5% -$354K
ETN icon
354
Eaton
ETN
$179B
$7.25M 0.03%
46,178
-1,019
-2% -$156K
APPF icon
355
AppFolio
APPF
$6.97B
$7.16M 0.03%
67,941
-2,556
-4% -$284K
VBK icon
356
Vanguard Morningstar Small-Cap Growth ETF
VBK
$24.8B
$7.1M 0.03%
35,426
+21,983
+164% +$4.5M
LNG icon
357
Cheniere Energy
LNG
$55.4B
$7.09M 0.03%
47,296
+318
+0.7% +$53.2K
AMRC icon
358
Ameresco
AMRC
$1.47B
$7.04M 0.03%
123,147
-9,940
-7% -$606K
IWO icon
359
iShares Russell 2000 Growth ETF
IWO
$15B
$6.97M 0.03%
32,486
+206
+0.6% +$45.1K
BIV icon
360
Vanguard Intermediate-Term Bond ETF
BIV
$28.8B
$6.96M 0.03%
93,691
+37,621
+67% +$2.79M
EPAM icon
361
EPAM Systems
EPAM
$5.17B
$6.95M 0.03%
21,220
-190
-0.9% -$64.6K
STZ icon
362
Constellation Brands
STZ
$22.9B
$6.95M 0.03%
29,976
-121
-0.4% -$29K
UL icon
363
Unilever
UL
$133B
$6.94M 0.03%
122,573
-2,177
-2% -$117K
USMV icon
364
iShares MSCI USA Min Vol Factor ETF
USMV
$24.4B
$6.94M 0.03%
96,250
-1,180
-1% -$84K
WPM icon
365
Wheaton Precious Metals
WPM
$61.3B
$6.93M 0.03%
177,222
+11,190
+7% +$405K
PHO icon
366
Invesco Water Resources ETF
PHO
$2.06B
$6.77M 0.03%
131,431
-826
-0.6% -$41.7K
TRV icon
367
Travelers Companies
TRV
$77.2B
$6.75M 0.03%
36,005
-1,181
-3% -$212K
CMCSA icon
368
Comcast
CMCSA
$90.4B
$6.74M 0.03%
192,630
-36,883
-16% -$1.22M
ACWX icon
369
iShares MSCI ACWI ex US ETF
ACWX
$12B
$6.71M 0.03%
147,497
+89,899
+156% +$3.94M
AGIL
370
DELISTED
AgileThought Inc
AGIL
$6.68M 0.03%
1,590,982
+133,905
+9% +$558K
SUB icon
371
iShares Short-Term National Muni Bond ETF
SUB
$11.4B
$6.65M 0.03%
63,730
+41,012
+181% +$4.24M
DD icon
372
DuPont de Nemours
DD
$19.5B
$6.63M 0.03%
76,946
-1,220
-2% -$97.5K
ADI icon
373
Analog Devices
ADI
$187B
$6.6M 0.03%
40,255
-1,891
-4% -$295K
ENB icon
374
Enbridge
ENB
$112B
$6.6M 0.03%
168,733
-17,917
-10% -$701K
BOX icon
375
Box
BOX
$4.48B
$6.59M 0.03%
211,601
+1,741
+0.8% +$49.7K
13 14
15
16 17

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William Blair & Company's Q4 2022 Portfolio in Review

As of Q4 2022, William Blair & Company held 1,905 positions worth $23B, up 5.6% from $21.8B the previous quarter. Its ten largest holdings account for 23% of the portfolio.

William Blair & Company's Q4 2022 filing shows 81 new, 568 increased, 855 reduced and 91 closed positions. Its largest new stake was Atlassian: 230,078 shares worth $29.6M. The largest sale was Abiomed Inc, an estimated $103M.

By sector, the portfolio is most concentrated in Technology at 22% of assets, down from 23% a quarter earlier, followed by Healthcare and Financials.

  • William Blair & Company's largest Q4 2022 buy was Atlassian: 230,078 shares worth $29.6M.
  • William Blair & Company added most to Pool Corp in Q4 2022, an estimated $43.2M increase.
  • William Blair & Company's biggest Q4 2022 reduction was PayPal, cutting an estimated $28.4M.
  • William Blair & Company fully exited Abiomed Inc in Q4 2022, selling an estimated $103M.
  • William Blair & Company's ten largest holdings make up 23% of its $23B portfolio in Q4 2022.
  • William Blair & Company opened 81 new positions and closed 91 in Q4 2022.
  • William Blair & Company's portfolio value rose 5.6% quarter-over-quarter to $23B.

Based on William Blair & Company's 13F filing for Q4 2022, filed 10 Feb 2023.