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William Blair & Company

William Blair & Company Portfolio holdings

AUM $34.9B
1-Year Est. Return 18.88%
This Fund
S&P 500
This Quarter Est. Return
+5.14%
1 Year Est. Return
+18.88%
3 Year Est. Return
+73.84%
5 Year Est. Return
+90.13%
10 Year Est. Return
+563.35%
AUM
$14.1B
AUM Growth
-$591M
Cap. Flow
-$1.14B
Cap. Flow %
-8.06%
Top 10 Hldgs %
20.02%
Holding
1,654
New
292
Increased
437
Reduced
658
Closed
147

Top Buys

Rank Stock Value
1
P
Everpure Inc
P
+$31.8M
2
BABA icon
Alibaba
BABA
+$24.9M
3
TYL icon
Tyler Technologies
TYL
+$24.4M
4
NTNX icon
Nutanix
NTNX
+$15.6M
5
UNH icon
UnitedHealth
UNH
+$15.2M

Top Sells

Rank Stock Value
1
META icon
Meta Platforms (Facebook)
META
+$70.7M
2
AMZN icon
Amazon
AMZN
+$47.1M
3
AAPL icon
Apple
AAPL
+$43.1M
4
EXEL icon
Exelixis
EXEL
+$33M
5
V icon
Visa
V
+$31.2M

Sector Composition

Rank Sector Weight
1 Technology 18.97%
2 Healthcare 17.83%
3 Financials 14.24%
4 Industrials 10.29%
5 Consumer Discretionary 9.36%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow
LEN.B icon
1176
Lennar Class B
LEN.B
$20.8B
$221K ﹤0.01%
4,870
-5
-0.1% -$238
BHF icon
1177
Brighthouse Financial
BHF
$3.49B
$220K ﹤0.01%
4,272
-649
-13% -$37.5K
IYE icon
1178
iShares US Energy ETF
IYE
$1.71B
$219K ﹤0.01%
5,937
-62,082
-91% -$2.41M
VTWG icon
1179
Vanguard Russell 2000 Growth ETF
VTWG
$1.55B
$219K ﹤0.01%
1,580
– –
ALGT icon
1180
Allegiant Air
ALGT
$2.57B
$218K ﹤0.01%
1,261
-129
-9% -$21.3K
EEFT icon
1181
Euronet Worldwide
EEFT
$2.7B
$217K ﹤0.01%
+2,747
New +$242K
BKLN icon
1182
Invesco Senior Loan ETF
BKLN
$6.81B
$214K ﹤0.01%
9,255
-27,290
-75% -$631K
ZROZ icon
1183
PIMCO 25+ Year Zero Coupon US Treasury Index Exchange-Traded Fund
ZROZ
$1.28B
$214K ﹤0.01%
1,860
+200
+12% +$22.5K
KIE icon
1184
State Street SPDR S&P Insurance ETF
KIE
$639M
$212K ﹤0.01%
6,835
-450
-6% -$14K
AA icon
1185
Alcoa
AA
$13.2B
$211K ﹤0.01%
4,698
+93
+2% +$4.61K
INN
1186
Summit Hotel Properties
INN
$700M
$211K ﹤0.01%
15,523
-2,125
-12% -$30.5K
MD icon
1187
Pediatrix Medical
MD
$2.2B
$211K ﹤0.01%
+3,792
New +$208K
STRS icon
1188
Stratus Properties
STRS
$154M
$211K ﹤0.01%
7,000
– –
DAKT icon
1189
Daktronics
DAKT
$1.04B
$210K ﹤0.01%
23,800
– –
MSBI icon
1190
Midland States Bancorp
MSBI
$695M
$209K ﹤0.01%
6,629
– –
FMC icon
1191
FMC
FMC
$1.33B
$208K ﹤0.01%
3,138
+93
+3% +$6.93K
FXH icon
1192
First Trust Health Care AlphaDEX Fund
FXH
$1.08B
$208K ﹤0.01%
+2,995
New +$216K
CS
1193
DELISTED
Credit Suisse Group
CS
$208K ﹤0.01%
12,409
-521
-4% -$9.55K
NOBL icon
1194
ProShares S&P 500 Dividend Aristocrats ETF
NOBL
$12B
$206K ﹤0.01%
+6,630
New +$213K
ACHN
1195
DELISTED
Achillion Pharmaceuticals
ACHN
$206K ﹤0.01%
55,500
– –
SPHD icon
1196
Invesco S&P 500 High Dividend Low Volatility ETF
SPHD
$3.38B
$205K ﹤0.01%
5,190
+12
+0.2% +$489
PBYI icon
1197
Puma Biotechnology
PBYI
$454M
$204K ﹤0.01%
3,000
– –
IXN icon
1198
iShares Global Tech ETF
IXN
$8.83B
$203K ﹤0.01%
+7,680
New +$207K
MRO
1199
DELISTED
Marathon Oil Corporation
MRO
$203K ﹤0.01%
12,596
-3,231
-20% -$53.7K
SLAB icon
1200
Silicon Laboratories
SLAB
$7.23B
$202K ﹤0.01%
2,250
-330
-13% -$31.1K
46 47
48
49 50

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William Blair & Company's Q1 2018 Portfolio in Review

As of Q1 2018, William Blair & Company held 1,654 positions worth $14.1B, down 4% from $14.7B the previous quarter. Its ten largest holdings account for 20% of the portfolio.

William Blair & Company withdrew a net $1.14B in Q1 2018, closing 147 positions and reducing 658 holdings. Its most notable exit was Invesco S&P 500 Equal Weight ETF, an estimated $6.64M position sold in full.

By sector, the portfolio is most concentrated in Technology at 19% of assets, up from 18% a quarter earlier, followed by Healthcare and Financials.

Against the trend, William Blair & Company opened a new position in Worldpay, Inc. worth $6.54M.

  • William Blair & Company's largest Q1 2018 buy was Worldpay, Inc.: 79,468 shares worth $6.54M.
  • William Blair & Company added most to Everpure Inc in Q1 2018, an estimated $31.8M increase.
  • William Blair & Company's biggest Q1 2018 reduction was Meta Platforms (Facebook), cutting an estimated $70.7M.
  • William Blair & Company fully exited Invesco S&P 500 Equal Weight ETF in Q1 2018, selling an estimated $6.64M.
  • William Blair & Company's ten largest holdings make up 20% of its $14.1B portfolio in Q1 2018.
  • William Blair & Company opened 292 new positions and closed 147 in Q1 2018.
  • William Blair & Company's portfolio value fell 4% quarter-over-quarter to $14.1B.

Based on William Blair & Company's 13F filing for Q1 2018, filed 15 May 2018.