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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
CHPT icon
1451
ChargePoint
CHPT
$166M
$118K ﹤0.01%
617
+45
+8% +$10.9K
FNDA icon
1452
Schwab Fundamental US Small Company Index ETF
FNDA
$9.38B
$117K ﹤0.01%
5,014
– –
PJUN icon
1453
Innovator US Equity Power Buffer ETF June
PJUN
$976M
$116K ﹤0.01%
3,911
+430
+12% +$12.7K
IKT icon
1454
Inhibikase Therapeutics
IKT
$377M
$115K ﹤0.01%
38,167
+8,334
+28% +$33.1K
LONA
1455
LeonaBio Inc
LONA
$73.9M
$114K ﹤0.01%
3,605
– –
SQQQ icon
1456
ProShares UltraPro Short QQQ
SQQQ
$1.73B
$114K ﹤0.01%
84
+80
+2,000% +$103K
MGI
1457
DELISTED
MoneyGram International, Inc. New
MGI
$114K ﹤0.01%
10,462
– –
TLH icon
1458
iShares 10-20 Year Treasury Bond ETF
TLH
$10.8B
$112K ﹤0.01%
1,032
-1,124
-52% -$122K
GSY icon
1459
Invesco Ultra Short Duration ETF
GSY
$3.88B
$110K ﹤0.01%
2,227
– –
ACVA icon
1460
ACV Auctions
ACVA
$1.32B
$108K ﹤0.01%
+13,190
New +$110K
TCS
1461
DELISTED
THE CONTAINER STORE GROUP, INC.
TCS
$108K ﹤0.01%
1,667
– –
ETON icon
1462
Eton Pharmaceutcials
ETON
$1.14B
$108K ﹤0.01%
38,157
-775
-2% -$2.08K
QCLN icon
1463
First Trust NASDAQ Clean Edge Green Energy Index Fund
QCLN
$632M
$106K ﹤0.01%
2,255
+1,664
+282% +$91.2K
EGIO
1464
DELISTED
Edgio, Inc. Common Stock
EGIO
$106K ﹤0.01%
2,343
– –
IYM icon
1465
iShares US Basic Materials ETF
IYM
$1.02B
$106K ﹤0.01%
847
– –
BBD icon
1466
Banco Bradesco
BBD
$34.9B
$105K ﹤0.01%
36,623
+71
+0.2% +$230
ARHS icon
1467
Arhaus
ARHS
$1.37B
$104K ﹤0.01%
10,700
-10,000
-48% -$87.3K
HEDJ icon
1468
WisdomTree Europe Hedged Equity Fund
HEDJ
$1.87B
$104K ﹤0.01%
2,978
+2
+0.1% +$69
EAGG icon
1469
iShares ESG Aware US Aggregate Bond ETF
EAGG
$4.97B
$103K ﹤0.01%
2,208
-115
-5% -$5.36K
DGS icon
1470
WisdomTree Emerging Markets SmallCap Dividend Fund
DGS
$1.78B
$102K ﹤0.01%
2,325
-109
-4% -$4.62K
SBIO icon
1471
ALPS Medical Breakthroughs ETF
SBIO
$217M
$102K ﹤0.01%
3,344
– –
EUFN icon
1472
iShares MSCI Europe Financials ETF
EUFN
$4.29B
$101K ﹤0.01%
5,790
-2,704
-32% -$43.8K
PSTX
1473
DELISTED
Poseida Therapeutics, Inc. Common Stock
PSTX
$101K ﹤0.01%
19,143
+1,500
+9% +$6.86K
CNK icon
1474
Cinemark Holdings
CNK
$4.32B
$101K ﹤0.01%
11,714
– –
IVOV icon
1475
Vanguard S&P Mid-Cap 400 Value ETF
IVOV
$1.37B
$101K ﹤0.01%
1,322
-300
-18% -$23.1K
57 58
59
60 61

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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.