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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
DFJ icon
1626
WisdomTree Japan SmallCap Dividend Fund
DFJ
$402M
$27.7K ﹤0.01%
438
EUSA icon
1627
iShares MSCI USA Equal Weighted ETF
EUSA
$1.94B
$27.6K ﹤0.01%
379
FDIS icon
1628
Fidelity MSCI Consumer Discretionary Index ETF
FDIS
$1.71B
$26.9K ﹤0.01%
475
LNAI
1629
Lunai Bioworks
LNAI
$10.7M
$26.8K ﹤0.01%
325
OTLY
1630
Oatly Group
OTLY
$420M
$26.6K ﹤0.01%
766
-63
-8% -$2.4K
MLPA icon
1631
Global X MLP ETF
MLPA
$2.29B
$26.2K ﹤0.01%
634
PNOV icon
1632
Innovator US Equity Power Buffer ETF November
PNOV
$896M
$26.1K ﹤0.01%
+865
New +$25.9K
PDEC icon
1633
Innovator US Equity Power Buffer ETF December
PDEC
$997M
$25.6K ﹤0.01%
+855
New +$25.6K
VIOG icon
1634
Vanguard S&P Small-Cap 600 Growth ETF
VIOG
$1.13B
$25.5K ﹤0.01%
+274
New +$26K
PBE icon
1635
Invesco Biotechnology & Genome ETF
PBE
$358M
$25.4K ﹤0.01%
400
PJAN icon
1636
Innovator US Equity Power Buffer ETF January
PJAN
$1.43B
$25.4K ﹤0.01%
+805
New +$25.1K
AUTL
1637
Autolus Therapeutics
AUTL
$564M
$25.3K ﹤0.01%
13,341
KBWY icon
1638
Invesco KBW Premium Yield Equity REIT ETF
KBWY
$307M
$24.9K ﹤0.01%
1,276
SPTI icon
1639
State Street SPDR Portfolio Intermediate Term Treasury ETF
SPTI
$10.6B
$24.9K ﹤0.01%
880
+87
+11% +$2.46K
GSST icon
1640
Goldman Sachs Access Ultra Short Bond ETF
GSST
$1.59B
$24.8K ﹤0.01%
+500
New +$24.8K
SCHZ icon
1641
Schwab US Aggregate Bond ETF
SCHZ
$10.5B
$24.7K ﹤0.01%
1,082
FUBO icon
1642
FuboTV Inc
FUBO
$293M
$24.5K ﹤0.01%
1,172
EEMS icon
1643
iShares MSCI Emerging Markets Small-Cap ETF
EEMS
$379M
$24.1K ﹤0.01%
500
PAUG icon
1644
Innovator US Equity Power Buffer ETF August
PAUG
$935M
$24.1K ﹤0.01%
850
+450
+113% +$12.7K
ISCG icon
1645
iShares Morningstar Small-Cap Growth ETF
ISCG
$1.02B
$23.8K ﹤0.01%
660
SENS icon
1646
Senseonics Holdings Inc
SENS
$419M
$23.6K ﹤0.01%
1,146
+6
+0.5% +$138
FCVT icon
1647
First Trust SSI Strategic Convertible Securities ETF
FCVT
$103M
$23.5K ﹤0.01%
743
FTXL icon
1648
First Trust Nasdaq Semiconductor ETF
FTXL
$1.36B
$23.4K ﹤0.01%
+440
New +$23.3K
IAI icon
1649
iShares US Broker-Dealers & Securities Exchanges ETF
IAI
$1.37B
$23K ﹤0.01%
240
+203
+549% +$19.4K
GLDG
1650
GoldMining Inc
GLDG
$223M
$22.6K ﹤0.01%
20,000
-250
-1% -$262

Similar funds

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.