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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
DG icon
576
Dollar General
DG
$26.9B
$3.17M 0.01%
20,302
+16,075
+380% +$2.29M
ENS icon
577
EnerSys
ENS
$7.08B
$3.13M 0.01%
33,094
-2,193
-6% -$206K
NET icon
578
Cloudflare
NET
$117B
$3.11M 0.01%
32,113
-1,802
-5% -$163K
MELI icon
579
Mercado Libre
MELI
$92.7B
$3.11M 0.01%
2,054
+70
+4% +$115K
PSTX
580
DELISTED
Poseida Therapeutics, Inc. Common Stock
PSTX
$3.08M 0.01%
965,052
+282,310
+41% +$941K
PRI icon
581
Primerica
PRI
$9.58B
$3.08M 0.01%
12,159
+2,393
+25% +$566K
DGRO icon
582
iShares Core Dividend Growth ETF
DGRO
$43.8B
$3.07M 0.01%
52,907
+2,062
+4% +$114K
PSEP icon
583
Innovator US Equity Power Buffer ETF September
PSEP
$842M
$3.06M 0.01%
83,883
DXJ icon
584
WisdomTree Japan Hedged Equity Fund
DXJ
$7.54B
$3.06M 0.01%
28,181
+24,760
+724% +$2.47M
DLR icon
585
Digital Realty Trust
DLR
$73.1B
$3.06M 0.01%
21,221
+1,520
+8% +$215K
MRCC
586
DELISTED
Monroe Capital Corp
MRCC
$3.06M 0.01%
424,440
-6,721
-2% -$48.7K
ELS icon
587
Equity Lifestyle Properties
ELS
$12.6B
$3.04M 0.01%
47,277
+1,832
+4% +$123K
RGLD icon
588
Royal Gold
RGLD
$19.2B
$3.04M 0.01%
24,976
-12
-0% -$1.35K
IYW icon
589
iShares US Technology ETF
IYW
$25.7B
$3.03M 0.01%
22,470
-754
-3% -$98.2K
CHKP icon
590
Check Point Software Technologies
CHKP
$13.3B
$2.98M 0.01%
18,168
+794
+5% +$127K
CNC icon
591
Centene
CNC
$32.8B
$2.95M 0.01%
37,634
-601
-2% -$46.4K
IWS icon
592
iShares Russell Mid-Cap Value ETF
IWS
$16B
$2.95M 0.01%
23,548
-3,827
-14% -$451K
ROST icon
593
Ross Stores
ROST
$78.2B
$2.92M 0.01%
19,891
+44
+0.2% +$6.3K
BFEB icon
594
Innovator US Equity Buffer ETF February
BFEB
$259M
$2.91M 0.01%
73,979
+2,027
+3% +$77.1K
HAIN icon
595
Hain Celestial
HAIN
$53.4M
$2.88M 0.01%
366,948
+296,150
+418% +$2.92M
DAL icon
596
Delta Air Lines
DAL
$60.1B
$2.88M 0.01%
60,166
-10,715
-15% -$443K
BIDU icon
597
Baidu
BIDU
$35.2B
$2.87M 0.01%
27,308
-232
-0.8% -$24.7K
FCX icon
598
Freeport-McMoran
FCX
$95.1B
$2.87M 0.01%
60,933
+154
+0.3% +$6.22K
DOCN icon
599
DigitalOcean
DOCN
$15.9B
$2.86M 0.01%
74,990
-6,585
-8% -$245K
A icon
600
Agilent Technologies
A
$42B
$2.85M 0.01%
19,575
+2,271
+13% +$311K

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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.