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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
+9.7%
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
$27.3B
AUM Growth
+$2.26B
Cap. Flow
+$202M
Cap. Flow %
0.74%
Top 10 Hldgs %
24.36%
Holding
1,897
New
97
Increased
682
Reduced
737
Closed
88

Top Buys

Rank Stock Value
1
COST icon
Costco
COST
+$28.3M
2
ALL icon
Allstate
ALL
+$25.8M
3
ISRG icon
Intuitive Surgical
ISRG
+$19.6M
4
NEOG icon
Neogen
NEOG
+$17.4M
5
DV icon
DoubleVerify
DV
+$17.3M

Top Sells

Rank Stock Value
1
NBIX icon
Neurocrine Biosciences
NBIX
+$29.1M
2
PLNT icon
Planet Fitness
PLNT
+$20.4M
3
ABNB icon
Airbnb
ABNB
+$17.1M
4
IBM icon
IBM
IBM
+$14.8M
5
XMTR icon
Xometry
XMTR
+$10.8M

Sector Composition

Rank Sector Weight
1 Technology 25.59%
2 Healthcare 18.44%
3 Industrials 11.64%
4 Financials 11.51%
5 Consumer Discretionary 8.51%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow
GEHC icon
376
GE HealthCare
GEHC
$33.3B
$6.97M 0.03%
85,846
+1,223
+1% +$97.6K
VRRM icon
377
Verra Mobility
VRRM
$731M
$6.9M 0.03%
349,856
+2,095
+0.6% +$37K
BWA icon
378
BorgWarner
BWA
$13.8B
$6.87M 0.03%
159,536
-1,338
-0.8% -$55K
BIV icon
379
Vanguard Intermediate-Term Bond ETF
BIV
$28.9B
$6.78M 0.02%
90,173
+734
+0.8% +$55.9K
BKNG icon
380
Booking.com
BKNG
$160B
$6.78M 0.02%
62,750
+4,075
+7% +$431K
PHYS icon
381
Sprott Physical Gold
PHYS
$15.7B
$6.78M 0.02%
454,176
+201,650
+80% +$3.11M
ODFL icon
382
Old Dominion Freight Line
ODFL
$44.7B
$6.77M 0.02%
36,608
+310
+0.9% +$50.2K
WY icon
383
Weyerhaeuser
WY
$17.9B
$6.74M 0.02%
201,228
-2,588
-1% -$77.9K
FIVE icon
384
Five Below
FIVE
$13.4B
$6.72M 0.02%
34,171
+11,719
+52% +$2.29M
JBHT icon
385
JB Hunt Transport Services
JBHT
$26.5B
$6.66M 0.02%
36,785
-303
-0.8% -$52.7K
RHI icon
386
Robert Half
RHI
$4.48B
$6.63M 0.02%
88,158
+483
+0.6% +$34.5K
STIP icon
387
iShares 0-5 Year TIPS Bond ETF
STIP
$15.9B
$6.63M 0.02%
67,942
+3,703
+6% +$364K
IWN icon
388
iShares Russell 2000 Value ETF
IWN
$14.7B
$6.59M 0.02%
46,805
-4,349
-9% -$588K
LNG icon
389
Cheniere Energy
LNG
$55B
$6.59M 0.02%
43,243
-3,481
-7% -$515K
MGK icon
390
Vanguard Morningstar Mega Cap Growth ETF
MGK
$34B
$6.56M 0.02%
139,430
+1,835
+1% +$79.1K
WOLF icon
391
Wolfspeed
WOLF
$1.64B
$6.53M 0.02%
117,394
+11,997
+11% +$611K
COP icon
392
ConocoPhillips
COP
$150B
$6.49M 0.02%
62,675
+5,468
+10% +$562K
TRV icon
393
Travelers Companies
TRV
$77.2B
$6.48M 0.02%
37,324
+1,692
+5% +$298K
WSC icon
394
WillScot Mobile Mini Holdings
WSC
$4.17B
$6.46M 0.02%
135,262
+5,286
+4% +$236K
USB icon
395
US Bancorp
USB
$102B
$6.44M 0.02%
194,844
-3,866
-2% -$125K
VRTX icon
396
Vertex Pharmaceuticals
VRTX
$131B
$6.43M 0.02%
18,265
+73
+0.4% +$24.6K
SO icon
397
Southern Company
SO
$107B
$6.39M 0.02%
90,945
+758
+0.8% +$54.4K
JLL icon
398
Jones Lang LaSalle
JLL
$17B
$6.32M 0.02%
40,592
+8,301
+26% +$1.18M
RGEN icon
399
Repligen
RGEN
$9.45B
$6.29M 0.02%
44,468
+1,205
+3% +$193K
LFUS icon
400
Littelfuse
LFUS
$11.4B
$6.18M 0.02%
21,212
– –
14 15
16
17 18

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William Blair & Company's Q2 2023 Portfolio in Review

As of Q2 2023, William Blair & Company held 1,897 positions worth $27.3B, up 9% from $25B the previous quarter. Its ten largest holdings account for 24% of the portfolio.

William Blair & Company's Q2 2023 filing shows 97 new, 682 increased, 737 reduced and 88 closed positions. Its largest new stake was Innovator US Equity Power Buffer ETF April: 112,249 shares worth $3.47M. The largest sale was Neurocrine Biosciences, an estimated $29.1M.

By sector, the portfolio is most concentrated in Technology at 26% of assets, up from 25% a quarter earlier, followed by Healthcare and Industrials.

  • William Blair & Company's largest Q2 2023 buy was Innovator US Equity Power Buffer ETF April: 112,249 shares worth $3.47M.
  • William Blair & Company added most to Costco in Q2 2023, an estimated $28.3M increase.
  • William Blair & Company's biggest Q2 2023 reduction was Neurocrine Biosciences, cutting an estimated $29.1M.
  • William Blair & Company fully exited ABB Ltd in Q2 2023, selling an estimated $7.21M.
  • William Blair & Company's ten largest holdings make up 24% of its $27.3B portfolio in Q2 2023.
  • William Blair & Company opened 97 new positions and closed 88 in Q2 2023.
  • William Blair & Company's portfolio value rose 9% quarter-over-quarter to $27.3B.

Based on William Blair & Company's 13F filing for Q2 2023, filed 11 Aug 2023.