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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
FIS icon
201
Fidelity National Information Services
FIS
$21.6B
$23.3M 0.07%
312,107
-94,313
-23% -$7.09M
PSX icon
202
Phillips 66
PSX
$90B
$22.6M 0.07%
182,821
+12,224
+7% +$1.51M
ETN icon
203
Eaton
ETN
$179B
$22.4M 0.07%
82,307
-581
-0.7% -$181K
BAH icon
204
Booz Allen Hamilton
BAH
$9.43B
$22.2M 0.07%
212,336
-300,466
-59% -$36.2M
DIA icon
205
State Street SPDR Dow Jones Industrial Average ETF Trust
DIA
$48.2B
$22M 0.07%
52,322
+4,066
+8% +$1.76M
EHC icon
206
Encompass Health
EHC
$12.3B
$21.6M 0.07%
213,652
+1,634
+0.8% +$160K
VGT icon
207
Vanguard Information Technology ETF
VGT
$149B
$21.3M 0.06%
313,656
+10,976
+4% +$827K
DVY icon
208
iShares Select Dividend ETF
DVY
$23.7B
$21.1M 0.06%
157,103
+8,545
+6% +$1.15M
KLAC icon
209
KLA
KLAC
$272B
$21M 0.06%
309,580
-2,520
-0.8% -$182K
FTV icon
210
Fortive
FTV
$18.6B
$21M 0.06%
380,710
-49,210
-11% -$2.89M
VOE icon
211
Vanguard Morningstar Mid-Cap Value ETF
VOE
$24.4B
$20.9M 0.06%
129,942
+2,883
+2% +$471K
RDVY icon
212
First Trust Rising Dividend Achievers ETF
RDVY
$25.7B
$20.5M 0.06%
350,554
+1,282
+0.4% +$77.9K
TROW icon
213
T. Rowe Price
TROW
$23.8B
$20.5M 0.06%
222,741
+2,743
+1% +$290K
MCO icon
214
Moody's
MCO
$82.8B
$20.4M 0.06%
43,745
-1,325
-3% -$638K
BOKF icon
215
BOK Financial
BOKF
$8.8B
$20.3M 0.06%
195,170
– –
WFC icon
216
Wells Fargo
WFC
$269B
$20.3M 0.06%
282,725
+1,524
+0.5% +$114K
UPS icon
217
United Parcel Service
UPS
$88.4B
$19.9M 0.06%
181,290
-11,391
-6% -$1.36M
PCTY icon
218
Paylocity
PCTY
$7.73B
$19.9M 0.06%
106,248
-3,186
-3% -$637K
ROP icon
219
Roper Technologies
ROP
$39.1B
$19.9M 0.06%
33,709
-971
-3% -$545K
SPXC icon
220
SPX Corp
SPXC
$10.9B
$19.8M 0.06%
153,446
+27,289
+22% +$3.91M
TWLO icon
221
Twilio
TWLO
$37.9B
$19.6M 0.06%
200,655
-23,418
-10% -$2.78M
FTNT icon
222
Fortinet
FTNT
$118B
$19.4M 0.06%
201,587
-11,683
-5% -$1.18M
VYM icon
223
Vanguard High Dividend Yield ETF
VYM
$84B
$19.4M 0.06%
150,468
+3,313
+2% +$434K
MDLZ icon
224
Mondelez International
MDLZ
$79.4B
$19.3M 0.06%
284,196
-11,137
-4% -$686K
EQIX icon
225
Equinix
EQIX
$105B
$19.2M 0.06%
23,566
-1,149
-5% -$1.03M
7 8
9
10 11

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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.