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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
-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
Cap. Flow
+$11.1M
Cap. Flow %
0.03%
Top 10 Hldgs %
23.77%
Holding
1,895
New
82
Increased
626
Reduced
808
Closed
94

Top Buys

Rank Stock Value
1
META icon
Meta Platforms (Facebook)
META
+$112M
2
AAON icon
Aaon
AAON
+$104M
3
GEV icon
GE Vernova
GEV
+$77.6M
4
QCOM icon
Qualcomm
QCOM
+$47M
5
WM icon
Waste Management
WM
+$44.3M

Top Sells

Rank Stock Value
1
INTU icon
Intuit
INTU
+$65.9M
2
POOL icon
Pool Corp
POOL
+$64.7M
3
DHR icon
Danaher
DHR
+$59.8M
4
ZTS icon
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
EWC icon
776
iShares MSCI Canada ETF
EWC
$6.54B
$1.52M ﹤0.01%
37,361
-2,946
-7% -$121K
VXUS icon
777
Vanguard Total International Stock ETF
VXUS
$164B
$1.51M ﹤0.01%
24,349
+380
+2% +$23.5K
DRI icon
778
Darden Restaurants
DRI
$25.4B
$1.51M ﹤0.01%
7,277
-64
-0.9% -$12.4K
EXP icon
779
Eagle Materials
EXP
$6.42B
$1.51M ﹤0.01%
6,800
-82
-1% -$19.4K
FLOT icon
780
iShares Floating Rate Bond ETF
FLOT
$10.5B
$1.5M ﹤0.01%
29,321
-3,262
-10% -$166K
GM icon
781
General Motors
GM
$75.9B
$1.5M ﹤0.01%
31,817
+3,495
+12% +$172K
VONG icon
782
Vanguard Russell 1000 Growth ETF
VONG
$46.2B
$1.49M ﹤0.01%
16,104
+497
+3% +$50.5K
MLPA icon
783
Global X MLP ETF
MLPA
$2.28B
$1.48M ﹤0.01%
27,774
-1,099
-4% -$57.8K
ESGU icon
784
iShares ESG Aware MSCI USA ETF
ESGU
$18.5B
$1.48M ﹤0.01%
12,105
+256
+2% +$33K
SONY icon
785
Sony
SONY
$138B
$1.47M ﹤0.01%
58,033
+34,796
+150% +$804K
EBAY icon
786
eBay
EBAY
$46.5B
$1.47M ﹤0.01%
21,679
-4,875
-18% -$325K
PPG icon
787
PPG Industries
PPG
$25.5B
$1.46M ﹤0.01%
13,343
-4,871
-27% -$562K
GGG icon
788
Graco
GGG
$13.4B
$1.46M ﹤0.01%
17,460
+52
+0.3% +$4.4K
STEP icon
789
StepStone Group
STEP
$4.24B
$1.45M ﹤0.01%
27,802
-177
-0.6% -$10.4K
SPSB icon
790
State Street SPDR Portfolio Short Term Corporate Bond ETF
SPSB
$10.8B
$1.44M ﹤0.01%
47,838
-1,131
-2% -$33.9K
XRAY icon
791
Dentsply Sirona
XRAY
$2.29B
$1.44M ﹤0.01%
96,153
-10,857
-10% -$192K
FLYW icon
792
Flywire
FLYW
$2.22B
$1.44M ﹤0.01%
151,089
-1,699,891
-92% -$26.8M
XLRE icon
793
State Street Real Estate Select Sector SPDR ETF
XLRE
$8.68B
$1.43M ﹤0.01%
34,057
+4,181
+14% +$174K
BBEU icon
794
JPMorgan BetaBuilders Europe ETF
BBEU
$9.52B
$1.42M ﹤0.01%
23,023
+38
+0.2% +$2.3K
DTE icon
795
DTE Energy
DTE
$29B
$1.41M ﹤0.01%
10,197
-98
-1% -$12.5K
IQV icon
796
IQVIA
IQV
$39.8B
$1.4M ﹤0.01%
7,925
+2,183
+38% +$424K
MTUM icon
797
iShares MSCI USA Momentum Factor ETF
MTUM
$26.1B
$1.39M ﹤0.01%
6,901
-513
-7% -$110K
AIG icon
798
American International
AIG
$39.8B
$1.39M ﹤0.01%
15,957
-140
-0.9% -$10.9K
NTR icon
799
Nutrien
NTR
$32.1B
$1.38M ﹤0.01%
27,840
+55
+0.2% +$2.81K
IEF icon
800
iShares 7-10 Year Treasury Bond ETF
IEF
$47.3B
$1.38M ﹤0.01%
14,460
-1,254
-8% -$117K
30 31
32
33 34

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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.