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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
+23.04%
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
$16.4B
AUM Growth
+$2.69B
Cap. Flow
+$306M
Cap. Flow %
1.86%
Top 10 Hldgs %
21%
Holding
1,770
New
129
Increased
754
Reduced
490
Closed
65

Top Buys

Rank Stock Value
1
FISV
Fiserv Inc
FISV
+$65.4M
2
P
Everpure Inc
P
+$35.3M
3
PYPL icon
PayPal
PYPL
+$30.4M
4
BA icon
Boeing
BA
+$28.3M
5
TWLO icon
Twilio
TWLO
+$24.2M

Top Sells

Rank Stock Value
1
TTE icon
TotalEnergies
TTE
+$155M
2
RHT
Red Hat Inc
RHT
+$73.4M
3
ULTI
Ultimate Software Group Inc
ULTI
+$70.6M
4
INGN icon
Inogen
INGN
+$25.8M
5
CELG
Celgene Corp
CELG
+$20.1M

Sector Composition

Rank Sector Weight
1 Technology 22.65%
2 Healthcare 17.38%
3 Financials 12.48%
4 Consumer Discretionary 9.87%
5 Industrials 9.37%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow
DON icon
1176
WisdomTree US MidCap Dividend Fund
DON
$4.07B
$269K ﹤0.01%
7,519
-300
-4% -$10.5K
IYK icon
1177
iShares US Consumer Staples ETF
IYK
$1.41B
$267K ﹤0.01%
6,708
-51
-0.8% -$1.94K
PCY icon
1178
Invesco Emerging Markets Sovereign Debt ETF
PCY
$1.4B
$267K ﹤0.01%
9,554
-2,848
-23% -$78K
TI
1179
DELISTED
Telecom Italia
TI
$267K ﹤0.01%
42,471
– –
VFVA icon
1180
Vanguard US Value Factor ETF
VFVA
$911M
$266K ﹤0.01%
+3,687
New +$266K
VRP icon
1181
Invesco Variable Rate Preferred ETF
VRP
$3.01B
$265K ﹤0.01%
10,782
-1,014
-9% -$24.5K
ZION icon
1182
Zions Bancorporation
ZION
$10.3B
$265K ﹤0.01%
5,840
+31
+0.5% +$1.48K
PACW
1183
DELISTED
PacWest Bancorp
PACW
$264K ﹤0.01%
7,022
+40
+0.6% +$1.55K
AB icon
1184
AllianceBernstein
AB
$3.48B
$263K ﹤0.01%
9,089
– –
KLAC icon
1185
KLA
KLAC
$257B
$263K ﹤0.01%
+22,020
New +$237K
EWZ icon
1186
iShares MSCI Brazil ETF
EWZ
$9.06B
$262K ﹤0.01%
6,387
+515
+9% +$22.1K
ROBO icon
1187
ROBO Global Robotics & Automation Index ETF
ROBO
$2.1B
$262K ﹤0.01%
6,757
+520
+8% +$19.2K
VTEB icon
1188
Vanguard Tax-Exempt Bond Index Fund
VTEB
$45.3B
$262K ﹤0.01%
+5,029
New +$259K
SAGE
1189
DELISTED
Sage Therapeutics
SAGE
$261K ﹤0.01%
+1,638
New +$237K
CWEN icon
1190
Clearway Energy Class C
CWEN
$6.7B
$260K ﹤0.01%
17,222
– –
INCY icon
1191
Incyte
INCY
$24.1B
$260K ﹤0.01%
+3,024
New +$246K
ING icon
1192
ING
ING
$102B
$260K ﹤0.01%
21,406
-187
-0.9% -$2.26K
KT icon
1193
KT
KT
$8.78B
$259K ﹤0.01%
20,807
– –
MMYT icon
1194
MakeMyTrip
MMYT
$5.7B
$259K ﹤0.01%
9,400
– –
JAZZ icon
1195
Jazz Pharmaceuticals
JAZZ
$16.6B
$258K ﹤0.01%
1,805
-183
-9% -$23.9K
BNDX icon
1196
Vanguard Total International Bond ETF
BNDX
$82.2B
$256K ﹤0.01%
4,585
-22
-0.5% -$1.21K
SNY icon
1197
Sanofi
SNY
$105B
$256K ﹤0.01%
5,779
-272
-4% -$11.7K
AZZ icon
1198
AZZ Inc
AZZ
$4.56B
$255K ﹤0.01%
6,235
– –
ECON icon
1199
Columbia Emerging Markets Consumer ETF
ECON
$338M
$255K ﹤0.01%
11,315
-1,126
-9% -$25.1K
URBN icon
1200
Urban Outfitters
URBN
$6.49B
$255K ﹤0.01%
+8,616
New +$265K
46 47
48
49 50

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William Blair & Company's Q1 2019 Portfolio in Review

As of Q1 2019, William Blair & Company held 1,770 positions worth $16.4B, up 20% from $13.7B the previous quarter. Its ten largest holdings account for 21% of the portfolio.

William Blair & Company's Q1 2019 filing shows 129 new, 754 increased, 490 reduced and 65 closed positions. Its largest new stake was Western Midstream Partners: 147,267 shares worth $4.62M. The largest sale was TotalEnergies, an estimated $155M.

By sector, the portfolio is most concentrated in Technology at 23% of assets, up from 21% a quarter earlier, followed by Healthcare and Financials.

  • William Blair & Company's largest Q1 2019 buy was Western Midstream Partners: 147,267 shares worth $4.62M.
  • William Blair & Company added most to Fiserv Inc in Q1 2019, an estimated $65.4M increase.
  • William Blair & Company's biggest Q1 2019 reduction was TotalEnergies, cutting an estimated $155M.
  • William Blair & Company fully exited MB Financial Corp in Q1 2019, selling an estimated $7.72M.
  • William Blair & Company's ten largest holdings make up 21% of its $16.4B portfolio in Q1 2019.
  • William Blair & Company opened 129 new positions and closed 65 in Q1 2019.
  • William Blair & Company's portfolio value rose 20% quarter-over-quarter to $16.4B.

Based on William Blair & Company's 13F filing for Q1 2019, filed 14 May 2019.