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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
HES
926
DELISTED
Hess
HES
$815K ﹤0.01%
5,341
-403
-7% -$58.5K
ELAN icon
927
Elanco Animal Health
ELAN
$11.2B
$815K ﹤0.01%
50,074
-1,000
-2% -$15.6K
ALLY icon
928
Ally Financial
ALLY
$13.6B
$813K ﹤0.01%
20,019
+10,350
+107% +$378K
FTCS icon
929
First Trust Capital Strength ETF
FTCS
$8.02B
$809K ﹤0.01%
9,446
-450
-5% -$37.1K
AUGX
930
DELISTED
Augmedix, Inc. Common Stock
AUGX
$808K ﹤0.01%
197,454
+46,265
+31% +$207K
FBIN icon
931
Fortune Brands Innovations
FBIN
$5.78B
$807K ﹤0.01%
9,536
-554
-5% -$44K
SUI icon
932
Sun Communities
SUI
$14.6B
$807K ﹤0.01%
6,279
-788
-11% -$102K
GPK icon
933
Graphic Packaging
GPK
$3.51B
$807K ﹤0.01%
27,656
+56
+0.2% +$1.46K
DRS icon
934
Leonardo DRS
DRS
$11.9B
$805K ﹤0.01%
36,450
-1,000
-3% -$20.8K
MTB icon
935
M&T Bank
MTB
$36.6B
$804K ﹤0.01%
5,529
-72
-1% -$9.98K
BMO icon
936
Bank of Montreal
BMO
$129B
$804K ﹤0.01%
8,231
-2,944
-26% -$278K
MGTX icon
937
MeiraGTx Holdings
MGTX
$1.17B
$802K ﹤0.01%
132,133
UFPI icon
938
UFP Industries
UFPI
$5.03B
$801K ﹤0.01%
6,509
+1,943
+43% +$226K
HPE icon
939
Hewlett Packard
HPE
$79.2B
$798K ﹤0.01%
45,027
-9,042
-17% -$147K
ISTB icon
940
iShares Core 1-5 Year USD Bond ETF
ISTB
$5.14B
$797K ﹤0.01%
16,806
-363
-2% -$17.2K
MNST icon
941
Monster Beverage
MNST
$91.4B
$796K ﹤0.01%
26,842
+7,248
+37% +$208K
SPYV icon
942
State Street SPDR Portfolio S&P 500 Value ETF
SPYV
$36.8B
$795K ﹤0.01%
15,860
+1,336
+9% +$63.7K
VSS icon
943
Vanguard FTSE All-World ex-US Small-Cap Index Fund
VSS
$12B
$792K ﹤0.01%
6,779
+1,167
+21% +$132K
VPL icon
944
Vanguard FTSE Pacific ETF
VPL
$8.65B
$791K ﹤0.01%
10,406
+5,546
+114% +$406K
SUSL icon
945
iShares ESG MSCI USA Leaders ETF
SUSL
$1.22B
$787K ﹤0.01%
8,386
-84
-1% -$7.48K
LAZR
946
DELISTED
Luminar Technologies
LAZR
$786K ﹤0.01%
26,615
+9,908
+59% +$361K
OGE icon
947
OGE Energy
OGE
$9.71B
$775K ﹤0.01%
22,581
+2,052
+10% +$68.9K
MHK icon
948
Mohawk Industries
MHK
$9.42B
$774K ﹤0.01%
5,916
+939
+19% +$105K
VNOM icon
949
Viper Energy
VNOM
$14.8B
$773K ﹤0.01%
20,100
NGG icon
950
National Grid
NGG
$81.6B
$772K ﹤0.01%
12,008
-6,103
-34% -$386K

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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.