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
+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
OMC icon
201
Omnicom Group
OMC
$23.5B
$19M 0.08%
233,466
+263
+0.1% +$19.5K
TJX icon
202
TJX Companies
TJX
$169B
$18.6M 0.08%
234,249
+54,611
+30% +$4.03M
SBAC icon
203
SBA Communications
SBAC
$19.4B
$18.6M 0.08%
66,358
+4,431
+7% +$1.23M
ADM icon
204
Archer Daniels Midland
ADM
$38.4B
$18.6M 0.08%
200,106
+6,745
+3% +$623K
IRDM icon
205
Iridium Communications
IRDM
$5.26B
$18.4M 0.08%
357,723
+3,799
+1% +$191K
DOW icon
206
Dow Inc
DOW
$22.1B
$18.4M 0.08%
364,817
-2,094
-0.6% -$102K
IRM icon
207
Iron Mountain
IRM
$37B
$18M 0.08%
361,561
+4,716
+1% +$238K
ESGD icon
208
iShares ESG Aware MSCI EAFE ETF
ESGD
$12.3B
$18M 0.08%
273,940
+23,433
+9% +$1.47M
IJH icon
209
iShares Core S&P Mid-Cap ETF
IJH
$128B
$17.7M 0.08%
366,445
+53,135
+17% +$2.57M
IJR icon
210
iShares Core S&P Small-Cap ETF
IJR
$112B
$17.7M 0.08%
186,686
+17,746
+11% +$1.7M
CHWY icon
211
Chewy
CHWY
$9.15B
$17.6M 0.08%
474,275
+9,715
+2% +$378K
ORCL icon
212
Oracle
ORCL
$442B
$17.5M 0.08%
214,263
+15,763
+8% +$1.2M
DIA icon
213
State Street SPDR Dow Jones Industrial Average ETF Trust
DIA
$48.2B
$17.5M 0.08%
52,836
-3,232
-6% -$1.05M
EHC icon
214
Encompass Health
EHC
$12.3B
$17M 0.07%
284,589
-11,761
-4% -$640K
VTI icon
215
Vanguard Morningstar Total Stock Market ETF
VTI
$691B
$16.7M 0.07%
87,243
+11,673
+15% +$2.25M
RSP icon
216
Invesco S&P 500 Equal Weight ETF
RSP
$99.5B
$16.6M 0.07%
117,272
+7,815
+7% +$1.09M
SEE
217
DELISTED
Sealed Air
SEE
$16.6M 0.07%
331,919
+51,285
+18% +$2.5M
INTC icon
218
Intel
INTC
$509B
$16.5M 0.07%
624,138
-94,359
-13% -$2.62M
TENB icon
219
Tenable Holdings
TENB
$4.08B
$16.3M 0.07%
426,362
-13,909
-3% -$510K
PRVA icon
220
Privia Health
PRVA
$2.75B
$16.2M 0.07%
712,291
+40,325
+6% +$1.12M
PSX icon
221
Phillips 66
PSX
$90B
$16.2M 0.07%
155,262
+12,500
+9% +$1.28M
MDLZ icon
222
Mondelez International
MDLZ
$79.4B
$16.1M 0.07%
241,046
-1,724
-0.7% -$109K
CDW icon
223
CDW
CDW
$17.1B
$15.8M 0.07%
88,544
+5,504
+7% +$968K
VO icon
224
Vanguard Morningstar Mid-Cap ETF
VO
$110B
$15.8M 0.07%
310,088
+1,008
+0.3% +$51.3K
T icon
225
AT&T
T
$166B
$15.8M 0.07%
857,514
+18,337
+2% +$328K
7 8
9
10 11

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 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.