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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
(+8.5%)
Cap. Flow
+$139M
Cap. Flow
% of AUM
0.44%
Top 10 Holdings %
Top 10 Hldgs %
23.43%
Holding
1,869
New
90
Increased
714
Reduced
722
Closed
82
Top Buys
| Rank | Stock | Value |
|---|---|---|
| 1 |
Uber
UBER
|
+$24.2M |
| 2 |
Samsara
IOT
|
+$23.9M |
| 3 |
Procept Biorobotics
PRCT
|
+$20.5M |
| 4 |
Intuitive Surgical
ISRG
|
+$19.9M |
| 5 |
Amazon
AMZN
|
+$19.4M |
Top Sells
| Rank | Stock | Value |
|---|---|---|
| 1 |
SPLK
Splunk Inc
SPLK
|
+$67.1M |
| 2 |
Mastercard
MA
|
+$65.4M |
| 3 |
Aon
AON
|
+$40.3M |
| 4 |
Flywire
FLYW
|
+$25.7M |
| 5 |
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 | |
|---|---|---|---|---|---|---|
1176
Certara
CERT
$1.24B
| $369K | ﹤0.01% |
20,616
-105,524
| -84% | -$1.82M |
|
1177
Skyworks Solutions
SWKS
$10.5B
| $367K | ﹤0.01% |
3,384
-48
| -1% | -$5.03K |
|
1178
Western Midstream Partners
WES
$20B
| $366K | ﹤0.01% |
10,300
+66
| +0.6% | +$2.05K |
|
1179
Invesco S&P 500 Equal Weight Health Care ETF
RSPH
$796M
| $363K | ﹤0.01% |
11,420
| – | – |
|
1180
Coca-Cola Europacific Partners
CCEP
$47.5B
| $363K | ﹤0.01% |
5,185
-21
| -0.4% | -$1.44K |
|
1181
ABM Industries
ABM
$2.82B
| $363K | ﹤0.01% |
8,127
+1
| +0% | +$42 |
|
1182
Enerpac Tool Group
EPAC
$1.89B
| $362K | ﹤0.01% |
10,160
| – | – |
|
1183
VistaGen Therapeutics
VTGN
$11.8M
| $362K | ﹤0.01% |
68,466
-19,580
| -22% | -$94.1K |
|
1184
Equinor
EQNR
$96.3B
| $361K | ﹤0.01% |
13,360
+2,325
| +21% | +$63.7K |
|
1185
Pinduoduo
PDD
$120B
| $361K | ﹤0.01% |
3,102
+798
| +35% | +$105K |
|
1186
CMS Energy
CMS
$22.1B
| $361K | ﹤0.01% |
5,976
-29
| -0.5% | -$1.68K |
|
1187
Tanger
SKT
$4.42B
| $360K | ﹤0.01% |
12,196
+111
| +0.9% | +$3.11K |
|
1188
Virtu Financial
VIRT
$5.05B
| $359K | ﹤0.01% |
17,510
-5,729
| -25% | -$106K |
|
1189
AB InBev
BUD
$158B
| $359K | ﹤0.01% |
5,908
-385
| -6% | -$24.1K |
|
1190
United Therapeutics
UTHR
$21.5B
| $359K | ﹤0.01% |
1,562
+29
| +2% | +$6.54K |
|
1191
Veracyte
VCYT
$3.42B
| $357K | ﹤0.01% |
16,128
-555
| -3% | -$13.5K |
|
1192
iShares US Home Construction ETF
ITB
$2.37B
| $355K | ﹤0.01% |
3,065
+131
| +4% | +$13.7K |
|
1193
Flex
FLEX
$45.9B
| $354K | ﹤0.01% |
12,378
-2,875
| -19% | -$75.4K |
|
1194
Zscaler
ZS
$30.4B
| $353K | ﹤0.01% |
1,830
-76
| -4% | -$17K |
|
1195
Invitation Homes
INVH
$18B
| $352K | ﹤0.01% |
9,890
-852
| -8% | -$28.8K |
|
1196
A.O. Smith
AOS
$8.49B
| $352K | ﹤0.01% |
3,930
-560
| -12% | -$46.2K |
|
1197
Albertsons Companies
ACI
$6.02B
| $350K | ﹤0.01% |
16,346
-29,710
| -65% | -$637K |
|
1198
Ameren
AEE
$30.2B
| $350K | ﹤0.01% |
4,731
+252
| +6% | +$17.9K |
|
1199
AerCap
AER
$23.5B
| $347K | ﹤0.01% |
3,987
-123
| -3% | -$9.66K |
|
1200
Thomson Reuters
TRI
$46B
| $346K | ﹤0.01% |
2,186
+213
| +11% | +$33.1K |
|
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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.