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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
-12.38%
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
$16B
AUM Growth
-$3.46B
Cap. Flow
-$518M
Cap. Flow %
-3.24%
Top 10 Hldgs %
25.29%
Holding
1,819
New
100
Increased
562
Reduced
749
Closed
158

Top Buys

Rank Stock Value
1
VEA icon
Vanguard FTSE Developed Markets ETF
VEA
+$57.8M
2
AMZN icon
Amazon
AMZN
+$38M
3
ACWV icon
iShares MSCI Global Min Vol Factor ETF
ACWV
+$33.7M
4
EXEL icon
Exelixis
EXEL
+$33.4M
5
WDAY icon
Workday
WDAY
+$33.3M

Top Sells

Rank Stock Value
1
VEU icon
Vanguard FTSE All-World ex-US ETF
VEU
+$51.6M
2
RTN
Raytheon Company
RTN
+$47.8M
3
BFAM icon
Bright Horizons
BFAM
+$47.6M
4
PLNT icon
Planet Fitness
PLNT
+$39.6M
5
WAB icon
Wabtec
WAB
+$33.6M

Sector Composition

Rank Sector Weight
1 Technology 25.04%
2 Healthcare 18.78%
3 Financials 12.18%
4 Consumer Discretionary 9.78%
5 Industrials 8.19%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow
HLT icon
976
Hilton Worldwide
HLT
$72.2B
$336K ﹤0.01%
4,921
-168,091
-97% -$16.4M
O icon
977
Realty Income
O
$59.6B
$333K ﹤0.01%
6,882
+554
+9% +$38.6K
AG icon
978
First Majestic Silver
AG
$9.26B
$330K ﹤0.01%
53,352
+23
+0% +$206
TBT icon
979
ProShares Trust UltraShort Lehman 20+ Year Treasury
TBT
$306M
$330K ﹤0.01%
20,512
+16,272
+384% +$352K
AXON
980
Axon Enterprise
AXON
$50B
$328K ﹤0.01%
+4,635
New +$347K
GL icon
981
Globe Life
GL
$14B
$328K ﹤0.01%
4,563
-543
-11% -$51.2K
NOMD icon
982
Nomad Foods
NOMD
$1.68B
$328K ﹤0.01%
17,666
-33,319
-65% -$648K
TAL icon
983
TAL Education Group
TAL
$6.43B
$327K ﹤0.01%
+6,136
New +$330K
XT icon
984
iShares Future Exponential Technologies ETF
XT
$4.01B
$326K ﹤0.01%
9,141
-31
-0.3% -$1.27K
LMRK
985
DELISTED
Landmark Infrastructure Partners LP Common Units
LMRK
$326K ﹤0.01%
30,900
-75
-0.2% -$1.1K
CASY icon
986
Casey's General Stores
CASY
$31.6B
$325K ﹤0.01%
2,455
+146
+6% +$23.6K
CWB icon
987
State Street SPDR Bloomberg Convertible Securities ETF
CWB
$5.75B
$325K ﹤0.01%
6,792
-10,914
-62% -$594K
STOR
988
DELISTED
STORE Capital Corporation
STOR
$325K ﹤0.01%
17,932
+3,687
+26% +$122K
FEZ icon
989
State Street SPDR EURO STOXX 50 ETF
FEZ
$4.56B
$324K ﹤0.01%
10,989
-3,071
-22% -$112K
DELL icon
990
Dell
DELL
$320B
$322K ﹤0.01%
16,044
-11,337
-41% -$262K
SLAB icon
991
Silicon Laboratories
SLAB
$7.28B
$320K ﹤0.01%
3,745
– –
AIVL icon
992
WisdomTree US AI Enhanced Value Fund
AIVL
$438M
$319K ﹤0.01%
4,939
-400
-7% -$33.2K
FLR icon
993
Fluor
FLR
$7B
$318K ﹤0.01%
+46,059
New +$643K
VOX icon
994
Vanguard Communication Services ETF
VOX
$5.88B
$318K ﹤0.01%
4,173
+2,302
+123% +$208K
TWOU
995
DELISTED
2U Inc
TWOU
$315K ﹤0.01%
495
-59
-11% -$39.9K
FCBC icon
996
First Community Bankshares
FCBC
$933M
$314K ﹤0.01%
+13,459
New +$371K
HST icon
997
Host Hotels & Resorts
HST
$15.6B
$314K ﹤0.01%
28,426
-71,566
-72% -$1.08M
VRNS icon
998
Varonis Systems
VRNS
$5.26B
$313K ﹤0.01%
14,730
-687
-4% -$18K
BWX icon
999
State Street SPDR Bloomberg International Treasury Bond ETF
BWX
$1.31B
$312K ﹤0.01%
11,225
-3,421
-23% -$97.3K
MPC icon
1000
Marathon Petroleum
MPC
$100B
$312K ﹤0.01%
13,196
-33,385
-72% -$1.54M
38 39
40
41 42

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William Blair & Company's Q1 2020 Portfolio in Review

As of Q1 2020, William Blair & Company held 1,819 positions worth $16B, down 18% from $19.5B the previous quarter. Its ten largest holdings account for 25% of the portfolio.

William Blair & Company withdrew a net $518M in Q1 2020, closing 158 positions and reducing 749 holdings. Its most notable exit was Raytheon Company, an estimated $47.8M position sold in full.

By sector, the portfolio is most concentrated in Technology at 25% of assets, up from 23% a quarter earlier, followed by Healthcare and Financials.

Against the trend, William Blair & Company opened a new position in Canoo Inc. Class A Common Stock worth $4.04M.

  • William Blair & Company's largest Q1 2020 buy was Canoo Inc. Class A Common Stock: 870 shares worth $4.04M.
  • William Blair & Company added most to Vanguard FTSE Developed Markets ETF in Q1 2020, an estimated $57.8M increase.
  • William Blair & Company's biggest Q1 2020 reduction was Vanguard FTSE All-World ex-US ETF, cutting an estimated $51.6M.
  • William Blair & Company fully exited Raytheon Company in Q1 2020, selling an estimated $47.8M.
  • William Blair & Company's ten largest holdings make up 25% of its $16B portfolio in Q1 2020.
  • William Blair & Company opened 100 new positions and closed 158 in Q1 2020.
  • William Blair & Company's portfolio value fell 18% quarter-over-quarter to $16B.

Based on William Blair & Company's 13F filing for Q1 2020, filed 11 May 2020.