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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
-3.85%
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
$26.1B
AUM Growth
-$1.22B
Cap. Flow
+$114M
Cap. Flow %
0.44%
Top 10 Hldgs %
23.71%
Holding
1,877
New
67
Increased
674
Reduced
719
Closed
85

Top Buys

Rank Stock Value
1
KVUE icon
Kenvue
KVUE
+$32.2M
2
LZ icon
LegalZoom.com
LZ
+$26.6M
3
CRWD icon
CrowdStrike
CRWD
+$24M
4
CSGP icon
CoStar Group
CSGP
+$20.8M
5
GNRC icon
Generac Holdings
GNRC
+$18.3M

Top Sells

Rank Stock Value
1
AAPL icon
Apple
AAPL
+$37.6M
2
PODD icon
Insulet
PODD
+$37.3M
3
NVDA icon
NVIDIA
NVDA
+$24.8M
4
ATVI
Activision Blizzard
ATVI
+$20.6M
5
SBUX icon
Starbucks
SBUX
+$17.8M

Sector Composition

Rank Sector Weight
1 Technology 25.36%
2 Healthcare 17.61%
3 Financials 12.07%
4 Industrials 11.66%
5 Consumer Discretionary 8.39%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow
EWS icon
1701
iShares MSCI Singapore ETF
EWS
$1.16B
$10.2K ﹤0.01%
554
– –
PDN icon
1702
Invesco FTSE RAFI Developed Markets ex-US Small-Mid ETF
PDN
$366M
$9.98K ﹤0.01%
+338
New +$10.5K
IDLV icon
1703
Invesco S&P International Developed Low Volatility ETF
IDLV
$344M
$9.87K ﹤0.01%
378
– –
CYB
1704
DELISTED
WisdomTree Chinese Yuan Strategy Fund
CYB
$9.78K ﹤0.01%
400
– –
INSG icon
1705
Inseego
INSG
$82.6M
$9.66K ﹤0.01%
2,300
– –
VNM icon
1706
VanEck Vietnam ETF
VNM
$514M
$9.48K ﹤0.01%
700
– –
CHIK
1707
DELISTED
Global X MSCI China Information Technology ETF
CHIK
$9.36K ﹤0.01%
650
– –
FCVT icon
1708
First Trust SSI Strategic Convertible Securities ETF
FCVT
$103M
$9.17K ﹤0.01%
295
– –
WTV icon
1709
WisdomTree US Value Fund
WTV
$3.36B
$8.89K ﹤0.01%
144
– –
EWQ icon
1710
iShares MSCI France ETF
EWQ
$333M
$8.86K ﹤0.01%
249
– –
PGF icon
1711
Invesco Financial Preferred ETF
PGF
$668M
$7.84K ﹤0.01%
558
– –
UPH
1712
DELISTED
UpHealth, Inc.
UPH
$7.57K ﹤0.01%
19,710
– –
LBRDA icon
1713
Liberty Broadband Class A
LBRDA
$5.07B
$7.55K ﹤0.01%
83
-8
-9% -$713
XTN icon
1714
State Street SPDR S&P Transportation ETF
XTN
$392M
$7.49K ﹤0.01%
100
-239
-71% -$19.5K
FXU icon
1715
First Trust Utilities AlphaDEX Fund
FXU
$827M
$7.45K ﹤0.01%
261
– –
RWM icon
1716
ProShares Short Russell2000
RWM
$99.7M
$7.26K ﹤0.01%
300
– –
ELD icon
1717
WisdomTree Emerging Markets Local Debt Fund
ELD
$143M
$7.17K ﹤0.01%
273
+1
+0.4% +$27
KCE icon
1718
State Street SPDR S&P Capital Markets ETF
KCE
$473M
$6.94K ﹤0.01%
80
+38
+90% +$3.38K
QDF icon
1719
FlexShares Quality Dividend Index Fund
QDF
$2.28B
$6.92K ﹤0.01%
124
– –
INTF icon
1720
iShares International Equity Factor ETF
INTF
$3.75B
$6.59K ﹤0.01%
255
– –
FWONA icon
1721
Liberty Media Series A
FWONA
$23.7B
$6.5K ﹤0.01%
115
-3
-3% -$183
UFEB icon
1722
Innovator US Equity Ultra Buffer ETF February
UFEB
$241M
$6.36K ﹤0.01%
231
– –
XHS icon
1723
State Street SPDR S&P Health Care Services ETF
XHS
$207M
$6.24K ﹤0.01%
75
-17
-18% -$1.53K
DSTL icon
1724
Distillate US Fundamental Stability & Value ETF
DSTL
$2.05B
$5.71K ﹤0.01%
128
+18
+16% +$826
RWR icon
1725
State Street SPDR Dow Jones REIT ETF
RWR
$1.87B
$5.56K ﹤0.01%
67
– –
67 68
69
70 71

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William Blair & Company's Q3 2023 Portfolio in Review

As of Q3 2023, William Blair & Company held 1,877 positions worth $26.1B, down 4.5% from $27.3B the previous quarter. Its ten largest holdings account for 24% of the portfolio.

William Blair & Company's Q3 2023 filing shows 67 new, 674 increased, 719 reduced and 85 closed positions. Its largest new stake was Kenvue: 1,391,743 shares worth $27.9M. The largest sale was Apple, an estimated $37.6M.

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

  • William Blair & Company's largest Q3 2023 buy was Kenvue: 1,391,743 shares worth $27.9M.
  • William Blair & Company added most to LegalZoom.com in Q3 2023, an estimated $26.6M increase.
  • William Blair & Company's biggest Q3 2023 reduction was Apple, cutting an estimated $37.6M.
  • William Blair & Company fully exited Activision Blizzard in Q3 2023, selling an estimated $20.6M.
  • William Blair & Company's ten largest holdings make up 24% of its $26.1B portfolio in Q3 2023.
  • William Blair & Company opened 67 new positions and closed 85 in Q3 2023.
  • William Blair & Company's portfolio value fell 4.5% quarter-over-quarter to $26.1B.

Based on William Blair & Company's 13F filing for Q3 2023, filed 9 Nov 2023.