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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 | |
|---|---|---|---|---|---|---|
1001
Impact Shares NAACP Minority Empowerment ETF
NACP
$77.7M
| $670K | ﹤0.01% |
16,808
+303
| +2% | +$12.7K |
|
1002
BlackRock Flexible Income ETF
BINC
$16.3B
| $666K | ﹤0.01% |
12,707
+5,983
| +89% | +$313K |
|
1003
Golub Capital BDC
GBDC
$3.48B
| $664K | ﹤0.01% |
43,826
+17,650
| +67% | +$271K |
|
1004
XPO
XPO
$24.7B
| $663K | ﹤0.01% |
6,161
| – | – |
|
1005
Blue Owl Capital
OBDC
$5.87B
| $662K | ﹤0.01% |
45,174
+16,760
| +59% | +$252K |
|
|
FLG
1006
Flagstar Bank National Association
FLG
$5.92B
| $662K | ﹤0.01% |
56,956
+5,036
| +10% | +$56.6K |
|
1007
Flowserve
FLS
$10.3B
| $660K | ﹤0.01% |
13,509
+7,650
| +131% | +$434K |
|
1008
Revvity
RVTY
$13.1B
| $659K | ﹤0.01% |
6,228
| – | – |
|
1009
iShares Core MSCI Europe ETF
IEUR
$9.15B
| $655K | ﹤0.01% |
10,891
-137
| -1% | -$8.05K |
|
1010
Boot Barn
BOOT
$4.92B
| $653K | ﹤0.01% |
6,079
+2,090
| +52% | +$279K |
|
1011
Roblox
RBLX
$27.1B
| $651K | ﹤0.01% |
11,169
+1,527
| +16% | +$96K |
|
1012
HSBC
HSBC
$358B
| $650K | ﹤0.01% |
11,311
+43
| +0.4% | +$2.35K |
|
1013
W.R. Berkley
WRB
$26.2B
| $647K | ﹤0.01% |
9,090
| – | – |
|
1014
Deckers Outdoor
DECK
$12.7B
| $645K | ﹤0.01% |
5,770
+1,486
| +35% | +$240K |
|
1015
Schwab Fundamental US Large Company Index ETF
FNDX
$27.6B
| $645K | ﹤0.01% |
27,313
+610
| +2% | +$14.7K |
|
1016
AerCap
AER
$23.5B
| $643K | ﹤0.01% |
6,289
+1,500
| +31% | +$148K |
|
1017
HubSpot
HUBS
$12B
| $639K | ﹤0.01% |
1,119
-407
| -27% | -$285K |
|
1018
Hilton Worldwide
HLT
$72.2B
| $638K | ﹤0.01% |
2,802
+27
| +1% | +$6.73K |
|
1019
iShares MBS ETF
MBB
$39.2B
| $637K | ﹤0.01% |
6,790
-809
| -11% | -$74.8K |
|
1020
Cognex
CGNX
$10.4B
| $632K | ﹤0.01% |
21,180
+2,107
| +11% | +$74.2K |
|
|
AZEK
1021
DELISTED
The AZEK Co
AZEK
| $632K | ﹤0.01% |
12,917
-160
| -1% | -$7.58K |
|
1022
Emcor
EME
$36.7B
| $631K | ﹤0.01% |
1,707
-229
| -12% | -$99K |
|
1023
Schwab Emerging Markets Equity ETF
SCHE
$12.9B
| $630K | ﹤0.01% |
22,839
+84
| +0.4% | +$2.3K |
|
1024
Henry Schein
HSIC
$10B
| $630K | ﹤0.01% |
9,194
+2,288
| +33% | +$169K |
|
1025
DT Midstream
DTM
$13.8B
| $628K | ﹤0.01% |
6,505
-10
| -0.2% | -$1K |
|
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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.