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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

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
VAW icon
1126
Vanguard Materials ETF
VAW
$3.05B
$219K ﹤0.01%
2,276
+797
+54% +$94.6K
CHDN icon
1127
Churchill Downs
CHDN
$6.2B
$218K ﹤0.01%
+4,230
New +$273K
GUNR icon
1128
FlexShares Global Upstream Natural Resources Index Fund
GUNR
$7B
$217K ﹤0.01%
9,614
-4,922
-34% -$142K
ROBO icon
1129
ROBO Global Robotics & Automation Index ETF
ROBO
$2.13B
$217K ﹤0.01%
6,468
+690
+12% +$27.2K
NEPH icon
1130
Nephros
NEPH
$50.9M
$216K ﹤0.01%
34,249
FMC icon
1131
FMC
FMC
$1.27B
$215K ﹤0.01%
2,634
-332
-11% -$30.8K
UMPQ
1132
DELISTED
Umpqua Holdings Corp
UMPQ
$215K ﹤0.01%
+19,763
New +$307K
ITM icon
1133
VanEck Intermediate Muni ETF
ITM
$2.14B
$214K ﹤0.01%
4,357
+5
+0.1% +$250
MOS icon
1134
The Mosaic Company
MOS
$6.92B
$214K ﹤0.01%
19,816
+2,188
+12% +$37.1K
OOMA icon
1135
Ooma
OOMA
$574M
$214K ﹤0.01%
17,945
-5,000
-22% -$63.2K
VMBS icon
1136
Vanguard Mortgage-Backed Securities ETF
VMBS
$15.7B
$214K ﹤0.01%
3,926
-354
-8% -$18.9K
CW icon
1137
Curtiss-Wright
CW
$25.4B
$213K ﹤0.01%
2,309
-215
-9% -$27.6K
IYZ icon
1138
iShares US Telecommunications ETF
IYZ
$1.24B
$213K ﹤0.01%
8,566
+3,825
+81% +$109K
TAK icon
1139
Takeda Pharmaceutical
TAK
$55.5B
$213K ﹤0.01%
14,012
+524
+4% +$9.5K
THR
1140
DELISTED
Thermon Group Holdings
THR
$213K ﹤0.01%
14,146
-3,098
-18% -$64.5K
MAS icon
1141
Masco
MAS
$14.7B
$212K ﹤0.01%
6,146
-431
-7% -$18.8K
EDIT icon
1142
Editas Medicine
EDIT
$432M
$211K ﹤0.01%
10,650
-600
-5% -$15.1K
VCR icon
1143
Vanguard Consumer Discretionary ETF
VCR
$6.11B
$210K ﹤0.01%
1,447
-18
-1% -$3.23K
WH icon
1144
Wyndham Hotels & Resorts
WH
$5.51B
$209K ﹤0.01%
6,628
DVA icon
1145
DaVita
DVA
$11.4B
$208K ﹤0.01%
2,732
-200
-7% -$15.7K
ETR icon
1146
Entergy
ETR
$49.9B
$208K ﹤0.01%
4,434
-160
-3% -$9.48K
ARGX icon
1147
argenx
ARGX
$53.6B
$207K ﹤0.01%
1,575
BY icon
1148
Byline Bancorp
BY
$1.78B
$207K ﹤0.01%
20,000
EWH icon
1149
iShares MSCI Hong Kong ETF
EWH
$1.21B
$207K ﹤0.01%
10,365
+5,973
+136% +$136K
HIG icon
1150
Hartford Financial Services
HIG
$37.8B
$207K ﹤0.01%
5,881
-2,507
-30% -$131K

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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.