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
+9.7%
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
$27.3B
AUM Growth
+$2.26B
Cap. Flow
+$202M
Cap. Flow %
0.74%
Top 10 Hldgs %
24.36%
Holding
1,897
New
97
Increased
682
Reduced
737
Closed
88

Top Buys

Rank Stock Value
1
COST icon
Costco
COST
+$28.3M
2
ALL icon
Allstate
ALL
+$25.8M
3
ISRG icon
Intuitive Surgical
ISRG
+$19.6M
4
NEOG icon
Neogen
NEOG
+$17.4M
5
DV icon
DoubleVerify
DV
+$17.3M

Top Sells

Rank Stock Value
1
NBIX icon
Neurocrine Biosciences
NBIX
+$29.1M
2
PLNT icon
Planet Fitness
PLNT
+$20.4M
3
ABNB icon
Airbnb
ABNB
+$17.1M
4
IBM icon
IBM
IBM
+$14.8M
5
XMTR icon
Xometry
XMTR
+$10.8M

Sector Composition

Rank Sector Weight
1 Technology 25.59%
2 Healthcare 18.44%
3 Industrials 11.64%
4 Financials 11.51%
5 Consumer Discretionary 8.51%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow
VKTX icon
676
Viking Therapeutics
VKTX
$3.84B
$1.89M 0.01%
116,879
+8,934
+8% +$187K
RIG icon
677
Transocean
RIG
$6.39B
$1.89M 0.01%
269,141
+4,215
+2% +$26.1K
RTO icon
678
Rentokil
RTO
$12.1B
$1.88M 0.01%
48,251
-50
-0.1% -$1.96K
NTR icon
679
Nutrien
NTR
$32.2B
$1.88M 0.01%
31,779
+2,435
+8% +$155K
AVB icon
680
AvalonBay Communities
AVB
$26.3B
$1.86M 0.01%
9,812
-639
-6% -$114K
VAW icon
681
Vanguard Materials ETF
VAW
$3.05B
$1.85M 0.01%
10,192
-2,174
-18% -$380K
IZRL icon
682
ARK Israel Innovative Technology ETF
IZRL
$142M
$1.84M 0.01%
97,490
– –
EA
683
DELISTED
Electronic Arts
EA
$1.84M 0.01%
14,218
+2,582
+22% +$327K
MAIN icon
684
Main Street Capital
MAIN
$5.54B
$1.83M 0.01%
45,634
– –
CGNX icon
685
Cognex
CGNX
$10.4B
$1.81M 0.01%
32,235
+3,329
+12% +$172K
TRU icon
686
TransUnion
TRU
$15.5B
$1.8M 0.01%
22,983
+121
+0.5% +$8.37K
IDV icon
687
iShares International Select Dividend ETF
IDV
$8.53B
$1.79M 0.01%
68,061
+3,406
+5% +$92.9K
CGGR icon
688
Capital Group Growth ETF
CGGR
$25.3B
$1.79M 0.01%
70,825
+10,825
+18% +$252K
ENTG icon
689
Entegris
ENTG
$25B
$1.78M 0.01%
16,091
+346
+2% +$31.6K
SPYG icon
690
State Street SPDR Portfolio S&P 500 Growth ETF
SPYG
$55.5B
$1.78M 0.01%
29,160
-625
-2% -$35.8K
FRPT icon
691
Freshpet
FRPT
$3.5B
$1.78M 0.01%
27,024
+3,021
+13% +$198K
FCNCA icon
692
First Citizens BancShares
FCNCA
$25.6B
$1.76M 0.01%
1,374
+207
+18% +$239K
BAX icon
693
Baxter International
BAX
$14B
$1.76M 0.01%
38,700
-4,397
-10% -$191K
K
694
DELISTED
Kellanova
K
$1.76M 0.01%
27,806
+326
+1% +$20.8K
TD icon
695
Toronto Dominion Bank
TD
$203B
$1.75M 0.01%
28,276
-64,986
-70% -$3.91M
WSM icon
696
Williams-Sonoma
WSM
$28.5B
$1.73M 0.01%
27,648
+1,936
+8% +$115K
EEFT icon
697
Euronet Worldwide
EEFT
$2.78B
$1.72M 0.01%
14,666
+500
+4% +$55.9K
SOVO
698
DELISTED
Sovos Brands, Inc. Common Stock
SOVO
$1.71M 0.01%
87,177
+9,908
+13% +$179K
TER icon
699
Teradyne
TER
$64.2B
$1.7M 0.01%
15,302
+1,078
+8% +$108K
TMUS icon
700
T-Mobile US
TMUS
$197B
$1.7M 0.01%
12,226
+2,117
+21% +$297K
26 27
28
29 30

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 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
HF
HRT Financial New York $40.1B AUM 58.22% 1-Year Est. Return
First Manhattan
First Manhattan New York $36.1B AUM 11.5% 1-Year Est. Return
Viking Global Investors
Viking Global Investors Stamford, Connecticut $35.7B AUM 21.3% 1-Year Est. Return

William Blair & Company's Q2 2023 Portfolio in Review

As of Q2 2023, William Blair & Company held 1,897 positions worth $27.3B, up 9% from $25B the previous quarter. Its ten largest holdings account for 24% of the portfolio.

William Blair & Company's Q2 2023 filing shows 97 new, 682 increased, 737 reduced and 88 closed positions. Its largest new stake was Innovator US Equity Power Buffer ETF April: 112,249 shares worth $3.47M. The largest sale was Neurocrine Biosciences, an estimated $29.1M.

By sector, the portfolio is most concentrated in Technology at 26% of assets, up from 25% a quarter earlier, followed by Healthcare and Industrials.

  • William Blair & Company's largest Q2 2023 buy was Innovator US Equity Power Buffer ETF April: 112,249 shares worth $3.47M.
  • William Blair & Company added most to Costco in Q2 2023, an estimated $28.3M increase.
  • William Blair & Company's biggest Q2 2023 reduction was Neurocrine Biosciences, cutting an estimated $29.1M.
  • William Blair & Company fully exited ABB Ltd in Q2 2023, selling an estimated $7.21M.
  • William Blair & Company's ten largest holdings make up 24% of its $27.3B portfolio in Q2 2023.
  • William Blair & Company opened 97 new positions and closed 88 in Q2 2023.
  • William Blair & Company's portfolio value rose 9% quarter-over-quarter to $27.3B.

Based on William Blair & Company's 13F filing for Q2 2023, filed 11 Aug 2023.