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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
+8.67%
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
$23B
AUM Growth
+$1.22B
Cap. Flow
-$156M
Cap. Flow %
-0.68%
Top 10 Hldgs %
22.7%
Holding
1,905
New
81
Increased
568
Reduced
855
Closed
91

Top Buys

Rank Stock Value
1
POOL icon
Pool Corp
POOL
+$43.2M
2
TEAM icon
Atlassian
TEAM
+$36.6M
3
NOVT icon
Novanta
NOVT
+$28.8M
4
PANW icon
Palo Alto Networks
PANW
+$23.2M
5
MSI icon
Motorola Solutions
MSI
+$20.1M

Top Sells

Rank Stock Value
1
ABMD
Abiomed Inc
ABMD
+$103M
2
PYPL icon
PayPal
PYPL
+$28.4M
3
DIS icon
Walt Disney
DIS
+$26.7M
4
KMX icon
CarMax
KMX
+$25.2M
5
CRM icon
Salesforce
CRM
+$24.3M

Sector Composition

Rank Sector Weight
1 Technology 22.31%
2 Healthcare 19.82%
3 Financials 12.49%
4 Industrials 11.58%
5 Consumer Discretionary 8.46%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow
KCE icon
1751
State Street SPDR S&P Capital Markets ETF
KCE
$473M
$3.31K ﹤0.01%
42
– –
MLPX icon
1752
Global X MLP & Energy Infrastructure ETF
MLPX
$3.57B
$3.26K ﹤0.01%
80
-24
-23% -$988
SLQD icon
1753
iShares 0-5 Year Investment Grade Corporate Bond ETF
SLQD
$2.38B
$3.11K ﹤0.01%
65
– –
EUM icon
1754
ProShares Trust Short MSCI Emerging Markets
EUM
$9.3M
$2.98K ﹤0.01%
98
– –
CPAAW
1755
DELISTED
Conyers Park III Acquisition Corp. Warrants
CPAAW
$2.85K ﹤0.01%
19,138
– –
FXZ icon
1756
First Trust Materials AlphaDEX Fund
FXZ
$390M
$2.71K ﹤0.01%
45
+1
+2% +$60
SPXU icon
1757
ProShares UltraPro Short S&P 500
SPXU
$385M
$2.7K ﹤0.01%
8
– –
XRLV
1758
DELISTED
Invesco S&P 500 ex-Rate Sensitive Low Volatility ETF
XRLV
$2.67K ﹤0.01%
55
– –
EINC icon
1759
VanEck Energy Income ETF
EINC
$79.5M
$2.35K ﹤0.01%
38
– –
FDIQ
1760
Invesco Bloomberg Financial Data Providers ETF
FDIQ
$48.1M
$2.34K ﹤0.01%
41
– –
EWZS icon
1761
iShares MSCI Brazil Small-Cap ETF
EWZS
$209M
$2.33K ﹤0.01%
200
– –
NORW icon
1762
Global X MSCI Norway ETF
NORW
$87.7M
$2.23K ﹤0.01%
87
– –
MJ icon
1763
Amplify Alternative Harvest ETF
MJ
$111M
$2.22K ﹤0.01%
44
-48
-52% -$2.97K
VGLT icon
1764
Vanguard Long-Term Treasury ETF
VGLT
$10.3B
$2.03K ﹤0.01%
33
– –
IAK icon
1765
iShares US Insurance ETF
IAK
$534M
$2.01K ﹤0.01%
+22
New +$1.96K
IEUS icon
1766
iShares MSCI Europe Small-Cap ETF
IEUS
$184M
$1.98K ﹤0.01%
40
– –
XSLV icon
1767
Invesco S&P SmallCap Low Volatility ETF
XSLV
$249M
$1.88K ﹤0.01%
42
– –
SCHR
1768
Schwab Intermediately-Term US Treasury ETF
SCHR
$13.3B
$1.77K ﹤0.01%
72
-2,690
-97% -$66.2K
DWX icon
1769
State Street SPDR S&P International Dividend ETF
DWX
$529M
$1.62K ﹤0.01%
+50
New +$1.55K
EWD icon
1770
iShares MSCI Sweden ETF
EWD
$582M
$1.52K ﹤0.01%
47
– –
SIL icon
1771
Global X Silver Miners ETF NEW
SIL
$4.89B
$1.41K ﹤0.01%
50
– –
TQQQ icon
1772
ProShares UltraPro QQQ
TQQQ
$37.4B
$1.37K ﹤0.01%
158
+50
+46% +$507
ISPOW
1773
DELISTED
Inspirato Inc Warrant
ISPOW
$1.32K ﹤0.01%
15,000
– –
MXI icon
1774
iShares Global Materials ETF
MXI
$361M
$1.27K ﹤0.01%
16
– –
PSP icon
1775
Invesco Global Listed Private Equity ETF
PSP
$248M
$1.18K ﹤0.01%
25
– –
69 70
71
72 73

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William Blair & Company's Q4 2022 Portfolio in Review

As of Q4 2022, William Blair & Company held 1,905 positions worth $23B, up 5.6% from $21.8B the previous quarter. Its ten largest holdings account for 23% of the portfolio.

William Blair & Company's Q4 2022 filing shows 81 new, 568 increased, 855 reduced and 91 closed positions. Its largest new stake was Atlassian: 230,078 shares worth $29.6M. The largest sale was Abiomed Inc, an estimated $103M.

By sector, the portfolio is most concentrated in Technology at 22% of assets, down from 23% a quarter earlier, followed by Healthcare and Financials.

  • William Blair & Company's largest Q4 2022 buy was Atlassian: 230,078 shares worth $29.6M.
  • William Blair & Company added most to Pool Corp in Q4 2022, an estimated $43.2M increase.
  • William Blair & Company's biggest Q4 2022 reduction was PayPal, cutting an estimated $28.4M.
  • William Blair & Company fully exited Abiomed Inc in Q4 2022, selling an estimated $103M.
  • William Blair & Company's ten largest holdings make up 23% of its $23B portfolio in Q4 2022.
  • William Blair & Company opened 81 new positions and closed 91 in Q4 2022.
  • William Blair & Company's portfolio value rose 5.6% quarter-over-quarter to $23B.

Based on William Blair & Company's 13F filing for Q4 2022, filed 10 Feb 2023.