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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
+10.07%
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
$31.8B
AUM Growth
+$2.49B
Cap. Flow
+$139M
Cap. Flow %
0.44%
Top 10 Hldgs %
23.43%
Holding
1,869
New
90
Increased
714
Reduced
722
Closed
82

Top Buys

Rank Stock Value
1
UBER icon
Uber
UBER
+$24.2M
2
IOT icon
Samsara
IOT
+$23.9M
3
PRCT icon
Procept Biorobotics
PRCT
+$20.5M
4
ISRG icon
Intuitive Surgical
ISRG
+$19.9M
5
AMZN icon
Amazon
AMZN
+$19.4M

Top Sells

Rank Stock Value
1
SPLK
Splunk Inc
SPLK
+$67.1M
2
MA icon
Mastercard
MA
+$65.4M
3
AON icon
Aon
AON
+$40.3M
4
FLYW icon
Flywire
FLYW
+$25.7M
5
DV icon
DoubleVerify
DV
+$19.5M

Sector Composition

Rank Sector Weight
1 Technology 25.75%
2 Healthcare 17.03%
3 Financials 12.35%
4 Industrials 11.88%
5 Consumer Discretionary 8.53%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow
PFXF icon
1626
VanEck Preferred Securities ex Financials ETF
PFXF
$2.47B
$35.4K ﹤0.01%
2,000
– –
GBIL icon
1627
Goldman Sachs Access Treasury 0-1 Year ETF
GBIL
$7.59B
$35.3K ﹤0.01%
+350
New +$35K
SCHK icon
1628
Schwab 1000 Index ETF
SCHK
$5.94B
$35.1K ﹤0.01%
+1,386
New +$33.4K
DNA icon
1629
Ginkgo Bioworks
DNA
$486M
$35K ﹤0.01%
753
+43
+6% +$2.23K
GVIP icon
1630
Goldman Sachs Hedge Industry VIP ETF
GVIP
$581M
$34.9K ﹤0.01%
319
– –
TCS
1631
DELISTED
THE CONTAINER STORE GROUP, INC.
TCS
$34.8K ﹤0.01%
2,033
– –
DFJ icon
1632
WisdomTree Japan SmallCap Dividend Fund
DFJ
$402M
$33.9K ﹤0.01%
438
– –
DES icon
1633
WisdomTree US SmallCap Dividend Fund
DES
$2.22B
$33.8K ﹤0.01%
1,034
-3
-0.3% -$94
IYM icon
1634
iShares US Basic Materials ETF
IYM
$1.02B
$33.5K ﹤0.01%
227
+12
+6% +$1.65K
STPZ icon
1635
PIMCO 1-5 Year US TIPS Index Exchange-Traded Fund
STPZ
$524M
$33.2K ﹤0.01%
645
– –
MCHI icon
1636
iShares MSCI China ETF
MCHI
$6.21B
$33.1K ﹤0.01%
834
+348
+72% +$13.5K
CNYA icon
1637
iShares MSCI China A ETF
CNYA
$208M
$32.5K ﹤0.01%
1,253
– –
SMOG icon
1638
VanEck Low Carbon Energy ETF
SMOG
$136M
$32.3K ﹤0.01%
329
-100
-23% -$9.79K
FNCL icon
1639
Fidelity MSCI Financials Index ETF
FNCL
$2.42B
$31.1K ﹤0.01%
524
– –
IVOO icon
1640
Vanguard S&P Mid-Cap 400 ETF
IVOO
$3.93B
$30.9K ﹤0.01%
300
-100
-25% -$9.59K
ISCG icon
1641
iShares Morningstar Small-Cap Growth ETF
ISCG
$1.02B
$30.7K ﹤0.01%
660
– –
IFGL icon
1642
iShares International Developed Real Estate ETF
IFGL
$82.2M
$30.3K ﹤0.01%
1,423
-177
-11% -$3.65K
EEMS icon
1643
iShares MSCI Emerging Markets Small-Cap ETF
EEMS
$379M
$29.4K ﹤0.01%
500
– –
IXG icon
1644
iShares Global Financials ETF
IXG
$698M
$29.4K ﹤0.01%
339
+16
+5% +$1.3K
CSD icon
1645
Invesco S&P Spin-Off ETF
CSD
$232M
$29.1K ﹤0.01%
410
– –
RWR icon
1646
State Street SPDR Dow Jones REIT ETF
RWR
$1.87B
$28.3K ﹤0.01%
300
-17
-5% -$1.58K
GEF.B icon
1647
Greif Class B
GEF.B
$4.24B
$27.8K ﹤0.01%
400
– –
IGIB icon
1648
iShares 5-10 Year Investment Grade Corporate Bond ETF
IGIB
$18.5B
$27.5K ﹤0.01%
532
– –
EEMV icon
1649
iShares MSCI Emerging Markets Min Vol Factor ETF
EEMV
$3.6B
$27K ﹤0.01%
477
– –
PBE icon
1650
Invesco Biotechnology & Genome ETF
PBE
$358M
$25.9K ﹤0.01%
400
– –
64 65
66
67 68

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William Blair & Company's Q1 2024 Portfolio in Review

As of Q1 2024, William Blair & Company held 1,869 positions worth $31.8B, up 8.5% from $29.3B the previous quarter. Its ten largest holdings account for 23% of the portfolio.

William Blair & Company's Q1 2024 filing shows 90 new, 714 increased, 722 reduced and 82 closed positions. Its largest new stake was Procept Biorobotics: 429,793 shares worth $21.2M. The largest sale was Splunk Inc, an estimated $67.1M.

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

  • William Blair & Company's largest Q1 2024 buy was Procept Biorobotics: 429,793 shares worth $21.2M.
  • William Blair & Company added most to Uber in Q1 2024, an estimated $24.2M increase.
  • William Blair & Company's biggest Q1 2024 reduction was Mastercard, cutting an estimated $65.4M.
  • William Blair & Company fully exited Splunk Inc in Q1 2024, selling an estimated $67.1M.
  • William Blair & Company's ten largest holdings make up 23% of its $31.8B portfolio in Q1 2024.
  • William Blair & Company opened 90 new positions and closed 82 in Q1 2024.
  • William Blair & Company's portfolio value rose 8.5% quarter-over-quarter to $31.8B.

Based on William Blair & Company's 13F filing for Q1 2024, filed 9 May 2024.