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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
+10.3%
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
$25B
AUM Growth
+$2.04B
Cap. Flow
+$116M
Cap. Flow %
0.46%
Top 10 Hldgs %
23.68%
Holding
1,879
New
69
Increased
680
Reduced
748
Closed
78

Top Buys

Rank Stock Value
1
NEOG icon
Neogen
NEOG
+$45.2M
2
PGR icon
Progressive
PGR
+$34.8M
3
TOST icon
Toast
TOST
+$33.8M
4
PWSC
PowerSchool Holdings, Inc.
PWSC
+$33.4M
5
UBER icon
Uber
UBER
+$30.4M

Top Sells

Rank Stock Value
1
GOOG icon
Alphabet (Google) Class C
GOOG
+$54.2M
2
LULU icon
lululemon athletica
LULU
+$53.4M
3
PYPL icon
PayPal
PYPL
+$45.8M
4
BAH icon
Booz Allen Hamilton
BAH
+$20.2M
5
GOOGL icon
Alphabet (Google) Class A
GOOGL
+$17.8M

Sector Composition

Rank Sector Weight
1 Technology 24.61%
2 Healthcare 19.42%
3 Financials 11.75%
4 Industrials 11.37%
5 Consumer Discretionary 8.4%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow
G icon
826
Genpact
G
$5.78B
$1.03M ﹤0.01%
22,258
-257
-1% -$12K
ACWV icon
827
iShares MSCI Global Min Vol Factor ETF
ACWV
$3.38B
$1.01M ﹤0.01%
10,468
-338
-3% -$32.2K
LUV icon
828
Southwest Airlines
LUV
$22B
$1.01M ﹤0.01%
31,079
+7,780
+33% +$265K
TWKS
829
DELISTED
Thoughtworks Holding, Inc. Common Stock
TWKS
$1.01M ﹤0.01%
137,070
-2,100
-2% -$19.5K
ARKK icon
830
ARK Innovation ETF
ARKK
$6.54B
$1.01M ﹤0.01%
24,965
-2,282
-8% -$87.4K
SUI icon
831
Sun Communities
SUI
$14.6B
$997K ﹤0.01%
7,074
+274
+4% +$40K
BUD icon
832
AB InBev
BUD
$158B
$995K ﹤0.01%
14,909
-1,213
-8% -$73.3K
PRU icon
833
Prudential Financial
PRU
$43B
$989K ﹤0.01%
11,949
+524
+5% +$50K
PFGC icon
834
Performance Food Group
PFGC
$16.4B
$987K ﹤0.01%
16,354
-5,000
-23% -$292K
NICE icon
835
Nice
NICE
$6.17B
$982K ﹤0.01%
4,292
+64
+2% +$13.4K
BNY
836
Bank of New York Mellon
BNY
$110B
$976K ﹤0.01%
21,483
+604
+3% +$29.3K
FDN icon
837
First Trust Dow Jones Internet Index Fund ETF
FDN
$5.45B
$965K ﹤0.01%
6,529
-1,305
-17% -$180K
OTIS icon
838
Otis Worldwide
OTIS
$27.8B
$964K ﹤0.01%
11,426
+73
+0.6% +$6.04K
VGIT icon
839
Vanguard Intermediate-Term Treasury ETF
VGIT
$42.5B
$964K ﹤0.01%
16,072
+6,520
+68% +$386K
DLTR icon
840
Dollar Tree
DLTR
$24.9B
$959K ﹤0.01%
6,684
+321
+5% +$46.6K
OLO
841
DELISTED
Olo Inc
OLO
$958K ﹤0.01%
117,343
+15,964
+16% +$123K
MFC icon
842
Manulife Financial
MFC
$72.9B
$956K ﹤0.01%
52,057
-2,923
-5% -$55.6K
SNY icon
843
Sanofi
SNY
$105B
$954K ﹤0.01%
17,534
+1,233
+8% +$60K
HAIN icon
844
Hain Celestial
HAIN
$53.9M
$941K ﹤0.01%
54,883
-3,548
-6% -$64.6K
MRO
845
DELISTED
Marathon Oil Corporation
MRO
$938K ﹤0.01%
39,154
-742
-2% -$19K
HDB icon
846
HDFC Bank
HDB
$119B
$930K ﹤0.01%
27,896
+396
+1% +$13.2K
CAH icon
847
Cardinal Health
CAH
$53.8B
$929K ﹤0.01%
12,300
+870
+8% +$65.6K
HSIC icon
848
Henry Schein
HSIC
$10B
$922K ﹤0.01%
11,306
-775
-6% -$63.2K
SUSL icon
849
iShares ESG MSCI USA Leaders ETF
SUSL
$1.22B
$919K ﹤0.01%
12,900
-380
-3% -$26.3K
SPCE icon
850
Virgin Galactic
SPCE
$475M
$919K ﹤0.01%
11,347
-15
-0.1% -$1.5K
32 33
34
35 36

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William Blair & Company's Q1 2023 Portfolio in Review

As of Q1 2023, William Blair & Company held 1,879 positions worth $25B, up 8.9% from $23B the previous quarter. Its ten largest holdings account for 24% of the portfolio.

William Blair & Company's Q1 2023 filing shows 69 new, 680 increased, 748 reduced and 78 closed positions. Its largest new stake was Neogen: 2,404,277 shares worth $44.5M. The largest sale was Alphabet (Google) Class C, an estimated $54.2M.

By sector, the portfolio is most concentrated in Technology at 25% of assets, up from 22% a quarter earlier, followed by Healthcare and Financials.

  • William Blair & Company's largest Q1 2023 buy was Neogen: 2,404,277 shares worth $44.5M.
  • William Blair & Company added most to Progressive in Q1 2023, an estimated $34.8M increase.
  • William Blair & Company's biggest Q1 2023 reduction was Alphabet (Google) Class C, cutting an estimated $54.2M.
  • William Blair & Company fully exited Coupa Software Incorporated in Q1 2023, selling an estimated $2.65M.
  • William Blair & Company's ten largest holdings make up 24% of its $25B portfolio in Q1 2023.
  • William Blair & Company opened 69 new positions and closed 78 in Q1 2023.
  • William Blair & Company's portfolio value rose 8.9% quarter-over-quarter to $25B.

Based on William Blair & Company's 13F filing for Q1 2023, filed 12 May 2023.