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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
-1.82%
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
$33.2B
AUM Growth
-$1.22B
(-3.6%)
Cap. Flow
+$11.1M
Cap. Flow
% of AUM
0.03%
Top 10 Holdings %
Top 10 Hldgs %
23.77%
Holding
1,895
New
82
Increased
626
Reduced
808
Closed
94
Top Buys
| Rank | Stock | Value |
|---|---|---|
| 1 |
Meta Platforms (Facebook)
META
|
+$112M |
| 2 |
Aaon
AAON
|
+$104M |
| 3 |
GE Vernova
GEV
|
+$77.6M |
| 4 |
Qualcomm
QCOM
|
+$47M |
| 5 |
Waste Management
WM
|
+$44.3M |
Top Sells
| Rank | Stock | Value |
|---|---|---|
| 1 |
Intuit
INTU
|
+$65.9M |
| 2 |
Pool Corp
POOL
|
+$64.7M |
| 3 |
Danaher
DHR
|
+$59.8M |
| 4 |
Zoetis
ZTS
|
+$57.9M |
| 5 |
SCHW
Charles Schwab
SCHW
|
+$44.5M |
Sector Composition
| Rank | Sector | Weight |
|---|---|---|
| 1 | Technology | 26.23% |
| 2 | Financials | 14.3% |
| 3 | Healthcare | 12.58% |
| 4 | Industrials | 12.51% |
| 5 | Consumer Discretionary | 7.94% |
| Name | Market Value | Portfolio Weight | Shares or Principal |
Change in Stake | Capital Flow | |
|---|---|---|---|---|---|---|
1276
Cheniere Energy
CQP
$32.6B
| $284K | ﹤0.01% |
4,300
| – | – |
|
1277
Axalta
AXTA
$7.93B
| $284K | ﹤0.01% |
8,558
-2,338
| -21% | -$83.1K |
|
1278
RLI Corp
RLI
$5.87B
| $284K | ﹤0.01% |
3,533
-1,723
| -33% | -$131K |
|
1279
CRH
CRH
$65B
| $283K | ﹤0.01% |
3,215
-30
| -0.9% | -$2.95K |
|
1280
Korro Bio
KRRO
$196M
| $283K | ﹤0.01% |
16,230
+3,335
| +26% | +$98.9K |
|
1281
Atmos Energy
ATO
$28.7B
| $281K | ﹤0.01% |
1,818
-1,317
| -42% | -$192K |
|
1282
Nu Holdings
NU
$67.3B
| $280K | ﹤0.01% |
27,355
-13,662
| -33% | -$161K |
|
1283
Webster Financial
WBS
$12.8B
| $278K | ﹤0.01% |
5,398
| – | – |
|
1284
iShares US Infrastructure ETF
IFRA
$4.62B
| $276K | ﹤0.01% |
6,130
+202
| +3% | +$9.42K |
|
1285
Sea Limited
SE
$75.5B
| $274K | ﹤0.01% |
+2,101
| New | +$261K |
|
1286
Goldman Sachs ActiveBeta US Large Cap Equity ETF
GSLC
$16.1B
| $273K | ﹤0.01% |
2,484
+23
| +0.9% | +$2.66K |
|
1287
Allegion
ALLE
$14.2B
| $271K | ﹤0.01% |
2,077
+104
| +5% | +$13.5K |
|
|
QXO
1288
QXO Inc
QXO
$16.1B
| $271K | ﹤0.01% |
19,982
+5,552
| +38% | +$75.5K |
|
1289
Equitable Holdings
EQH
$14.4B
| $270K | ﹤0.01% |
5,192
+20
| +0.4% | +$1.05K |
|
1290
State Street SPDR S&P Global Natural Resources ETF
GNR
$4.9B
| $270K | ﹤0.01% |
5,063
| – | – |
|
1291
Evertec
EVTC
$1.91B
| $269K | ﹤0.01% |
7,329
-27
| -0.4% | -$933 |
|
1292
Invesco FTSE RAFI US 1500 Small-Mid ETF
PRFZ
$2.92B
| $269K | ﹤0.01% |
7,111
+244
| +4% | +$10K |
|
1293
Idacorp
IDA
$8.16B
| $269K | ﹤0.01% |
2,316
| – | – |
|
1294
Warner Music
WMG
$13.3B
| $269K | ﹤0.01% |
8,575
+625
| +8% | +$20.3K |
|
1295
Lincoln Electric
LECO
$15.5B
| $267K | ﹤0.01% |
+1,414
| New | +$278K |
|
1296
BHP
BHP
$222B
| $267K | ﹤0.01% |
5,504
-2,798
| -34% | -$139K |
|
1297
Applied Industrial Technologies
AIT
$13.2B
| $266K | ﹤0.01% |
1,182
+103
| +10% | +$25.4K |
|
1298
Nicolet Bankshares
NIC
$3.73B
| $266K | ﹤0.01% |
2,437
| – | – |
|
1299
Universal Health Services
UHS
$10.1B
| $264K | ﹤0.01% |
1,407
-205
| -13% | -$37.4K |
|
1300
Portland General Electric
POR
$5.92B
| $264K | ﹤0.01% |
5,926
+1
| +0% | +$43 |
|
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William Blair & Company's Q1 2025 Portfolio in Review
As of Q1 2025, William Blair & Company held 1,895 positions worth $33.2B, down 3.6% from $34.4B the previous quarter. Its ten largest holdings account for 24% of the portfolio.
William Blair & Company's Q1 2025 filing shows 82 new, 626 increased, 808 reduced and 94 closed positions. Its largest new stake was CCC Intelligent Solutions: 320,989 shares worth $2.9M. The largest sale was Intuit, an estimated $65.9M.
By sector, the portfolio is most concentrated in Technology at 26% of assets, down from 28% a quarter earlier, followed by Financials and Healthcare.
- William Blair & Company's largest Q1 2025 buy was CCC Intelligent Solutions: 320,989 shares worth $2.9M.
- William Blair & Company added most to Meta Platforms (Facebook) in Q1 2025, an estimated $112M increase.
- William Blair & Company's biggest Q1 2025 reduction was Intuit, cutting an estimated $65.9M.
- William Blair & Company fully exited Smartsheet Inc. in Q1 2025, selling an estimated $3.52M.
- William Blair & Company's ten largest holdings make up 24% of its $33.2B portfolio in Q1 2025.
- William Blair & Company opened 82 new positions and closed 94 in Q1 2025.
- William Blair & Company's portfolio value fell 3.6% quarter-over-quarter to $33.2B.
Based on William Blair & Company's 13F filing for Q1 2025, filed 9 May 2025.