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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
IFLN
1326
Invesco Bloomberg Enhanced Fallen Angels ETF
IFLN
$307M
$71K ﹤0.01%
+4,278
New +$79.1K
CTIC
1327
DELISTED
CTI BioPharma Corp. (DE) Common Stock
CTIC
$70K ﹤0.01%
76,211
+25,000
+49% +$28.7K
SPTL icon
1328
State Street SPDR Portfolio Long Term Treasury ETF
SPTL
$10.8B
$69K ﹤0.01%
1,458
– –
EWX icon
1329
State Street SPDR S&P Emerging Markets Small Cap ETF
EWX
$702M
$68K ﹤0.01%
2,049
-5,404
-73% -$226K
DJP icon
1330
iPath Bloomberg Commodity Index Total Return ETN due 12 June 2036
DJP
$820M
$67K ﹤0.01%
4,048
-2,857
-41% -$57.9K
MAC icon
1331
Macerich
MAC
$7.02B
$67K ﹤0.01%
+11,934
New +$237K
RAND icon
1332
Rand Capital
RAND
$30.3M
$67K ﹤0.01%
3,333
– –
ECHO
1333
DELISTED
Echo Global Logistics, Inc.
ECHO
$66K ﹤0.01%
3,872
+1,522
+65% +$29.7K
PE
1334
DELISTED
PARSLEY ENERGY INC
PE
$66K ﹤0.01%
11,601
-23,643
-67% -$319K
SPAB icon
1335
State Street SPDR Portfolio Aggregate Bond ETF
SPAB
$9.96B
$65K ﹤0.01%
2,141
-141,425
-99% -$4.2M
BBH icon
1336
VanEck Biotech ETF
BBH
$428M
$63K ﹤0.01%
491
– –
ILF icon
1337
iShares Latin America 40 ETF
ILF
$3.69B
$63K ﹤0.01%
3,428
– –
GSY icon
1338
Invesco Ultra Short Duration ETF
GSY
$3.88B
$61K ﹤0.01%
+1,238
New +$62K
GXC icon
1339
State Street SPDR S&P China ETF
GXC
$470M
$58K ﹤0.01%
640
+474
+286% +$46.9K
TACO
1340
DELISTED
Del Taco Restaurants, Inc. Common Stock
TACO
$58K ﹤0.01%
17,000
+4,000
+31% +$25.6K
SOIL
1341
DELISTED
Global X Fertilizers/Potash ETF
SOIL
$58K ﹤0.01%
9,500
– –
PFXF icon
1342
VanEck Preferred Securities ex Financials ETF
PFXF
$2.49B
$57K ﹤0.01%
3,475
-3,692
-52% -$70.8K
SMSI icon
1343
Smith Micro Software
SMSI
$16.9M
$57K ﹤0.01%
+340
New +$67.7K
MGC icon
1344
Vanguard Morningstar Mega Cap ETF
MGC
$10.4B
$56K ﹤0.01%
619
– –
PBPB
1345
DELISTED
Potbelly
PBPB
$56K ﹤0.01%
18,100
-2,060
-10% -$8.53K
PPA icon
1346
Invesco Aerospace & Defense ETF
PPA
$8.65B
$56K ﹤0.01%
1,123
-38
-3% -$2.47K
GSIE icon
1347
Goldman Sachs ActiveBeta International Equity ETF
GSIE
$6.15B
$54K ﹤0.01%
2,332
+1,926
+474% +$53.2K
IVOO icon
1348
Vanguard S&P Mid-Cap 400 ETF
IVOO
$3.94B
$54K ﹤0.01%
1,102
-432
-28% -$27.1K
PID icon
1349
Invesco International Dividend Achievers ETF
PID
$911M
$54K ﹤0.01%
4,800
– –
USAS
1350
Americas Gold and Silver
USAS
$1.73B
$54K ﹤0.01%
+14,000
New +$87.3K
52 53
54
55 56

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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.