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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
+10.3%
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
$25B
AUM Growth
+$2.04B
Cap. Flow
+$116M
Cap. Flow %
0.46%
Top 10 Hldgs %
23.68%
Holding
1,879
New
69
Increased
680
Reduced
748
Closed
78

Top Buys

Rank Stock Value
1
NEOG icon
Neogen
NEOG
+$45.2M
2
PGR icon
Progressive
PGR
+$34.8M
3
TOST icon
Toast
TOST
+$33.8M
4
PWSC
PowerSchool Holdings, Inc.
PWSC
+$33.4M
5
UBER icon
Uber
UBER
+$30.4M

Top Sells

Rank Stock Value
1
GOOG icon
Alphabet (Google) Class C
GOOG
+$54.2M
2
LULU icon
lululemon athletica
LULU
+$53.4M
3
PYPL icon
PayPal
PYPL
+$45.8M
4
BAH icon
Booz Allen Hamilton
BAH
+$20.2M
5
GOOGL icon
Alphabet (Google) Class A
GOOGL
+$17.8M

Sector Composition

Rank Sector Weight
1 Technology 24.61%
2 Healthcare 19.42%
3 Financials 11.75%
4 Industrials 11.37%
5 Consumer Discretionary 8.4%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow
ROBO icon
1276
ROBO Global Robotics & Automation Index ETF
ROBO
$2.13B
$271K ﹤0.01%
4,945
-200
-4% -$10.4K
NTLA icon
1277
Intellia Therapeutics
NTLA
$1.66B
$270K ﹤0.01%
7,250
-110
-1% -$4.31K
IDA icon
1278
Idacorp
IDA
$8.16B
$269K ﹤0.01%
2,486
-29
-1% -$3.04K
VTRS icon
1279
Viatris
VTRS
$18.4B
$269K ﹤0.01%
27,949
+189
+0.7% +$2.1K
RELY icon
1280
Remitly
RELY
$5.39B
$269K ﹤0.01%
15,855
– –
DELL icon
1281
Dell
DELL
$320B
$267K ﹤0.01%
6,645
-425
-6% -$17.1K
NXRT
1282
NexPoint Residential Trust
NXRT
$636M
$267K ﹤0.01%
6,105
-225
-4% -$10.4K
FAF icon
1283
First American
FAF
$7.56B
$264K ﹤0.01%
4,742
+1
+0% +$57
WAL icon
1284
Western Alliance Bancorporation
WAL
$8.92B
$263K ﹤0.01%
7,396
-2,573
-26% -$158K
DIV icon
1285
Global X SuperDividend US ETF
DIV
$780M
$262K ﹤0.01%
15,000
-3,000
-17% -$55.3K
ACGL icon
1286
Arch Capital
ACGL
$33.5B
$259K ﹤0.01%
3,823
+20
+0.5% +$1.31K
SH icon
1287
ProShares Short S&P500
SH
$839M
$259K ﹤0.01%
4,313
+19
+0.4% +$1.17K
MAN icon
1288
ManpowerGroup
MAN
$2.75B
$259K ﹤0.01%
3,134
-81
-3% -$6.9K
IYC icon
1289
iShares US Consumer Discretionary ETF
IYC
$1.22B
$259K ﹤0.01%
3,997
– –
CPRI icon
1290
Capri Holdings
CPRI
$1.77B
$258K ﹤0.01%
5,498
+406
+8% +$21.8K
UHAL.B icon
1291
U-Haul Holding Co Series N
UHAL.B
$12.6B
$258K ﹤0.01%
4,981
+112
+2% +$6.35K
KRE icon
1292
State Street SPDR S&P Regional Banking ETF
KRE
$4.67B
$258K ﹤0.01%
5,872
-8,799
-60% -$499K
VIOO icon
1293
Vanguard S&P Small-Cap 600 ETF
VIOO
$4.35B
$257K ﹤0.01%
2,898
-322
-10% -$29.5K
MDYV icon
1294
State Street SPDR S&P 400 Mid Cap Value ETF
MDYV
$2.89B
$257K ﹤0.01%
3,888
+1,180
+44% +$81K
BUSE icon
1295
First Busey Corp
BUSE
$2.58B
$257K ﹤0.01%
12,630
+1,630
+15% +$38K
FTS icon
1296
Fortis
FTS
$28.8B
$256K ﹤0.01%
6,019
+8
+0.1% +$327
PPL
1297
PPL Corp
PPL
$26.8B
$256K ﹤0.01%
+9,207
New +$261K
SLN
1298
Silence Therapeutics
SLN
$660M
$256K ﹤0.01%
41,263
-624
-1% -$7.36K
PCOR icon
1299
Procore
PCOR
$9.45B
$255K ﹤0.01%
+4,066
New +$238K
LDOS icon
1300
Leidos
LDOS
$17.9B
$254K ﹤0.01%
2,759
-25
-0.9% -$2.42K
50 51
52
53 54

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William Blair & Company's Q1 2023 Portfolio in Review

As of Q1 2023, William Blair & Company held 1,879 positions worth $25B, up 8.9% from $23B the previous quarter. Its ten largest holdings account for 24% of the portfolio.

William Blair & Company's Q1 2023 filing shows 69 new, 680 increased, 748 reduced and 78 closed positions. Its largest new stake was Neogen: 2,404,277 shares worth $44.5M. The largest sale was Alphabet (Google) Class C, an estimated $54.2M.

By sector, the portfolio is most concentrated in Technology at 25% of assets, up from 22% a quarter earlier, followed by Healthcare and Financials.

  • William Blair & Company's largest Q1 2023 buy was Neogen: 2,404,277 shares worth $44.5M.
  • William Blair & Company added most to Progressive in Q1 2023, an estimated $34.8M increase.
  • William Blair & Company's biggest Q1 2023 reduction was Alphabet (Google) Class C, cutting an estimated $54.2M.
  • William Blair & Company fully exited Coupa Software Incorporated in Q1 2023, selling an estimated $2.65M.
  • William Blair & Company's ten largest holdings make up 24% of its $25B portfolio in Q1 2023.
  • William Blair & Company opened 69 new positions and closed 78 in Q1 2023.
  • William Blair & Company's portfolio value rose 8.9% quarter-over-quarter to $25B.

Based on William Blair & Company's 13F filing for Q1 2023, filed 12 May 2023.