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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
+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
MFC icon
801
Manulife Financial
MFC
$72.9B
$1.15M ﹤0.01%
60,988
+8,931
+17% +$171K
VXUS icon
802
Vanguard Total International Stock ETF
VXUS
$164B
$1.15M ﹤0.01%
20,544
+205
+1% +$11.5K
EXC icon
803
Exelon
EXC
$47B
$1.15M ﹤0.01%
28,256
-3,152
-10% -$130K
CTSH icon
804
Cognizant
CTSH
$26.7B
$1.14M ﹤0.01%
17,499
+597
+4% +$37K
FDN icon
805
First Trust Dow Jones Internet Index Fund ETF
FDN
$5.45B
$1.14M ﹤0.01%
6,992
+463
+7% +$69.5K
DTE icon
806
DTE Energy
DTE
$29B
$1.13M ﹤0.01%
10,288
-332
-3% -$37K
WMB icon
807
Williams Companies
WMB
$89.3B
$1.13M ﹤0.01%
34,648
-265
-0.8% -$7.95K
CAH icon
808
Cardinal Health
CAH
$53.8B
$1.13M ﹤0.01%
11,936
-364
-3% -$30.7K
JBTM
809
JBT Marel
JBTM
$6.1B
$1.12M ﹤0.01%
9,244
-4,863
-34% -$533K
LUV icon
810
Southwest Airlines
LUV
$22B
$1.12M ﹤0.01%
30,946
-133
-0.4% -$4.17K
AEM icon
811
Agnico Eagle Mines
AEM
$91.3B
$1.12M ﹤0.01%
22,405
+5,528
+33% +$299K
EBAY icon
812
eBay
EBAY
$46.5B
$1.12M ﹤0.01%
25,033
+743
+3% +$33K
QDEF icon
813
FlexShares Quality Dividend Defensive Index Fund
QDEF
$564M
$1.12M ﹤0.01%
19,994
+13,933
+230% +$752K
ETSY icon
814
Etsy
ETSY
$7.4B
$1.11M ﹤0.01%
13,098
+227
+2% +$21.4K
JKHY icon
815
Jack Henry & Associates
JKHY
$11.1B
$1.1M ﹤0.01%
6,559
+894
+16% +$139K
RACE icon
816
Ferrari
RACE
$72.5B
$1.09M ﹤0.01%
3,366
+425
+14% +$124K
DLTR icon
817
Dollar Tree
DLTR
$24.9B
$1.09M ﹤0.01%
7,599
+915
+14% +$135K
SHM icon
818
State Street SPDR Nuveen ICE Short Term Municipal Bond ETF
SHM
$3.48B
$1.08M ﹤0.01%
22,957
-1,756
-7% -$82.7K
JMST icon
819
JPMorgan Ultra-Short Municipal Income ETF
JMST
$7.15B
$1.08M ﹤0.01%
21,300
-3,500
-14% -$177K
CCK icon
820
Crown Holdings
CCK
$12.9B
$1.08M ﹤0.01%
12,398
-48
-0.4% -$3.95K
AZEK
821
DELISTED
The AZEK Co
AZEK
$1.07M ﹤0.01%
35,303
-3,721
-10% -$96.2K
SPXC icon
822
SPX Corp
SPXC
$10.6B
$1.07M ﹤0.01%
+12,556
New +$935K
IJS icon
823
iShares S&P Small-Cap 600 Value ETF
IJS
$8.43B
$1.05M ﹤0.01%
11,023
+1,538
+16% +$141K
MTUM icon
824
iShares MSCI USA Momentum Factor ETF
MTUM
$26.1B
$1.04M ﹤0.01%
7,242
+4,039
+126% +$568K
BBJP icon
825
JPMorgan BetaBuilders Japan ETF
BBJP
$19.2B
$1.04M ﹤0.01%
20,231
+2,207
+12% +$110K
31 32
33
34 35

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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.