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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
RSPF icon
1601
Invesco S&P 500 Equal Weight Financials ETF
RSPF
$309M
$38K ﹤0.01%
750
-150
-17% -$7.9K
COPX icon
1602
Global X Copper Miners ETF NEW
COPX
$8.22B
$37.9K ﹤0.01%
1,041
– –
OUSA icon
1603
ALPS O'Shares U.S. Quality Dividend ETF
OUSA
$758M
$37.2K ﹤0.01%
886
+82
+10% +$3.6K
IBDP
1604
DELISTED
iShares iBonds Dec 2024 Term Corporate ETF
IBDP
$37.1K ﹤0.01%
1,500
– –
FPX icon
1605
First Trust US Equity Opportunities ETF
FPX
$1.53B
$37K ﹤0.01%
440
– –
FUBO icon
1606
FuboTV Inc
FUBO
$293M
$36.5K ﹤0.01%
1,139
– –
BMVP icon
1607
Invesco Bloomberg MVP Multi-factor ETF
BMVP
$106M
$36.4K ﹤0.01%
990
– –
PPA icon
1608
Invesco Aerospace & Defense ETF
PPA
$8.74B
$36.4K ﹤0.01%
456
+1
+0.2% +$84
IQLT icon
1609
iShares MSCI Intl Quality Factor ETF
IQLT
$14.3B
$36.3K ﹤0.01%
1,081
-111
-9% -$3.89K
FEZ icon
1610
State Street SPDR EURO STOXX 50 ETF
FEZ
$4.55B
$35.7K ﹤0.01%
850
– –
IVOL icon
1611
Quadratic Interest Rate Volatility and Inflation Hedge ETF
IVOL
$270M
$35.6K ﹤0.01%
1,733
+1,159
+202% +$23.9K
CNYA icon
1612
iShares MSCI China A ETF
CNYA
$208M
$35.4K ﹤0.01%
1,253
-2,080
-62% -$60.7K
DTH icon
1613
WisdomTree International High Dividend Fund
DTH
$659M
$35K ﹤0.01%
968
– –
HTZWW
1614
Hertz Global Holdings Warrants
HTZWW
$112M
$34.3K ﹤0.01%
5,608
+106
+2% +$954
PFXF icon
1615
VanEck Preferred Securities ex Financials ETF
PFXF
$2.47B
$34.2K ﹤0.01%
2,035
+35
+2% +$603
CQQQ icon
1616
Invesco China Technology ETF
CQQQ
$3.24B
$33.8K ﹤0.01%
934
-475
-34% -$18.8K
IVOO icon
1617
Vanguard S&P Mid-Cap 400 ETF
IVOO
$3.93B
$33.8K ﹤0.01%
400
– –
FDIS icon
1618
Fidelity MSCI Consumer Discretionary Index ETF
FDIS
$1.71B
$33.2K ﹤0.01%
475
– –
QBTS icon
1619
D-Wave Quantum Inc. Common Stock
QBTS
$7.72B
$32.8K ﹤0.01%
+34,000
New +$54.3K
STPZ icon
1620
PIMCO 1-5 Year US TIPS Index Exchange-Traded Fund
STPZ
$524M
$32.3K ﹤0.01%
645
– –
AVIR icon
1621
Atea Pharmaceuticals
AVIR
$405M
$31.3K ﹤0.01%
10,444
-5
-0% -$17
FM
1622
DELISTED
iShares Frontier and Select EM ETF
FM
$30.7K ﹤0.01%
1,184
– –
IGM icon
1623
iShares Expanded Tech Sector ETF
IGM
$10.8B
$30.6K ﹤0.01%
480
– –
AUTL
1624
Autolus Therapeutics
AUTL
$564M
$30.5K ﹤0.01%
13,107
– –
IFGL icon
1625
iShares International Developed Real Estate ETF
IFGL
$82.2M
$30.4K ﹤0.01%
1,600
– –
63 64
65
66 67

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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.